truffle: src/cpu/x86/vm/graalRuntime

annotate src/cpu/x86/vm/graalRuntime_x86.cpp @ 7154:5d0bb7d52783

changes to support Graal co-existing with the other HotSpot compiler(s) and being used for explicit compilation requests and code installation via the Graal API

author	Doug Simon <doug.simon@oracle.com>
date	Wed, 12 Dec 2012 21:36:40 +0100
parents	6c46172c04bf
children	8a3efb8c831d

rev	line source
7125 1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1 /*
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	2 * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	4 *
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	7 * published by the Free Software Foundation.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	8 *
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	13 * accompanied this code).
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	14 *
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	18 *
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	20 * or visit www.oracle.com if you need additional information or have any
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	21 * questions.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	22 *
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	23 */
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	24
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	25 #include "precompiled.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	26 #include "asm/assembler.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	27 #include "graal/graalRuntime.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	28 #include "interpreter/interpreter.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	29 #include "nativeInst_x86.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	30 #include "oops/compiledICHolder.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	31 #include "oops/oop.inline.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	32 #include "prims/jvmtiExport.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	33 #include "register_x86.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	34 #include "runtime/sharedRuntime.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	35 #include "runtime/signature.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	36 #include "runtime/vframeArray.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	37 #include "vmreg_x86.inline.hpp"
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	38
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	39 static void restore_live_registers(GraalStubAssembler* sasm, bool restore_fpu_registers = true);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	40
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	41 // Implementation of GraalStubAssembler
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	42
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	43 int GraalStubAssembler::call_RT(Register oop_result1, Register metadata_result, address entry, int args_size) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	44 // setup registers
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	45 const Register thread = NOT_LP64(rdi) LP64_ONLY(r15_thread); // is callee-saved register (Visual C++ calling conventions)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	46 assert(!(oop_result1->is_valid() \|\| metadata_result->is_valid()) \|\| oop_result1 != metadata_result, "registers must be different");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	47 assert(oop_result1 != thread && metadata_result != thread, "registers must be different");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	48 assert(args_size >= 0, "illegal args_size");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	49 bool align_stack = false;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	50 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	51 // At a method handle call, the stack may not be properly aligned
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	52 // when returning with an exception.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	53 align_stack = (stub_id() == false /GraalRuntime::handle_exception_from_callee_id/);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	54 #endif
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	55
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	56 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	57 mov(c_rarg0, thread);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	58 set_num_rt_args(0); // Nothing on stack
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	59 #else
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	60 set_num_rt_args(1 + args_size);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	61
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	62 // push java thread (becomes first argument of C function)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	63 get_thread(thread);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	64 push(thread);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	65 #endif // _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	66
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	67 int call_offset;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	68 if (!align_stack) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	69 set_last_Java_frame(thread, noreg, rbp, NULL);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	70 } else {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	71 address the_pc = pc();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	72 call_offset = offset();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	73 set_last_Java_frame(thread, noreg, rbp, the_pc);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	74 andptr(rsp, -(StackAlignmentInBytes)); // Align stack
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	75 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	76
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	77 // do the call
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	78 call(RuntimeAddress(entry));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	79 if (!align_stack) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	80 call_offset = offset();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	81 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	82 // verify callee-saved register
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	83 #ifdef ASSERT
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	84 guarantee(thread != rax, "change this code");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	85 push(rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	86 { Label L;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	87 get_thread(rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	88 cmpptr(thread, rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	89 jcc(Assembler::equal, L);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	90 int3();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	91 stop("GraalStubAssembler::call_RT: rdi not callee saved?");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	92 bind(L);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	93 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	94 pop(rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	95 #endif
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	96 reset_last_Java_frame(thread, true, align_stack);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	97
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	98 // discard thread and arguments
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	99 NOT_LP64(addptr(rsp, num_rt_args()*BytesPerWord));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	100
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	101 // check for pending exceptions
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	102 { Label L;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	103 cmpptr(Address(thread, Thread::pending_exception_offset()), (int32_t)NULL_WORD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	104 jcc(Assembler::equal, L);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	105 // exception pending => remove activation and forward to exception handler
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	106 movptr(rax, Address(thread, Thread::pending_exception_offset()));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	107 // make sure that the vm_results are cleared
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	108 if (oop_result1->is_valid()) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	109 movptr(Address(thread, JavaThread::vm_result_offset()), NULL_WORD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	110 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	111 if (metadata_result->is_valid()) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	112 movptr(Address(thread, JavaThread::vm_result_2_offset()), NULL_WORD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	113 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	114 // (thomaswue) Deoptimize in case of an exception.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	115 restore_live_registers(this, false);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	116 movptr(Address(thread, Thread::pending_exception_offset()), NULL_WORD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	117 leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	118 movl(rscratch1, Deoptimization::make_trap_request(Deoptimization::Reason_constraint, Deoptimization::Action_reinterpret));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	119 jump(RuntimeAddress(SharedRuntime::deopt_blob()->uncommon_trap()));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	120 bind(L);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	121 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	122 // get oop results if there are any and reset the values in the thread
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	123 if (oop_result1->is_valid()) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	124 get_vm_result(oop_result1, thread);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	125 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	126 if (metadata_result->is_valid()) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	127 get_vm_result_2(metadata_result, thread);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	128 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	129 return call_offset;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	130 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	131
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	132
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	133 int GraalStubAssembler::call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	134 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	135 mov(c_rarg1, arg1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	136 #else
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	137 push(arg1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	138 #endif // _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	139 return call_RT(oop_result1, metadata_result, entry, 1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	140 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	141
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	142
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	143 int GraalStubAssembler::call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1, Register arg2) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	144 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	145 if (c_rarg1 == arg2) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	146 if (c_rarg2 == arg1) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	147 xchgq(arg1, arg2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	148 } else {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	149 mov(c_rarg2, arg2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	150 mov(c_rarg1, arg1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	151 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	152 } else {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	153 mov(c_rarg1, arg1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	154 mov(c_rarg2, arg2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	155 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	156 #else
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	157 push(arg2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	158 push(arg1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	159 #endif // _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	160 return call_RT(oop_result1, metadata_result, entry, 2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	161 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	162
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	163
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	164 int GraalStubAssembler::call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1, Register arg2, Register arg3) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	165 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	166 // if there is any conflict use the stack
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	167 if (arg1 == c_rarg2 \|\| arg1 == c_rarg3 \|\|
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	168 arg2 == c_rarg1 \|\| arg1 == c_rarg3 \|\|
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	169 arg3 == c_rarg1 \|\| arg1 == c_rarg2) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	170 push(arg3);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	171 push(arg2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	172 push(arg1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	173 pop(c_rarg1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	174 pop(c_rarg2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	175 pop(c_rarg3);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	176 } else {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	177 mov(c_rarg1, arg1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	178 mov(c_rarg2, arg2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	179 mov(c_rarg3, arg3);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	180 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	181 #else
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	182 push(arg3);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	183 push(arg2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	184 push(arg1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	185 #endif // _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	186 return call_RT(oop_result1, metadata_result, entry, 3);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	187 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	188
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	189 // Implementation of GraalStubFrame
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	190
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	191 class GraalStubFrame: public StackObj {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	192 private:
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	193 GraalStubAssembler* _sasm;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	194
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	195 public:
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	196 GraalStubFrame(GraalStubAssembler* sasm, const char* name, bool must_gc_arguments);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	197 ~GraalStubFrame();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	198 };
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	199
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	200
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	201 #define __ _sasm->
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	202
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	203 GraalStubFrame::GraalStubFrame(GraalStubAssembler* sasm, const char* name, bool must_gc_arguments) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	204 _sasm = sasm;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	205 __ set_info(name, must_gc_arguments);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	206 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	207 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	208
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	209 GraalStubFrame::~GraalStubFrame() {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	210 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	211 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	212 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	213
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	214 #undef __
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	215
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	216
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	217 // Implementation of GraalRuntime
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	218
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	219 const int float_regs_as_doubles_size_in_slots = FloatRegisterImpl::number_of_registers * 2;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	220 const int xmm_regs_as_doubles_size_in_slots = XMMRegisterImpl::number_of_registers * 2;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	221
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	222 // Stack layout for saving/restoring all the registers needed during a runtime
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	223 // call (this includes deoptimization)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	224 // Note: note that users of this frame may well have arguments to some runtime
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	225 // while these values are on the stack. These positions neglect those arguments
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	226 // but the code in save_live_registers will take the argument count into
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	227 // account.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	228 //
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	229 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	230 #define SLOT2(x) x,
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	231 #define SLOT_PER_WORD 2
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	232 #else
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	233 #define SLOT2(x)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	234 #define SLOT_PER_WORD 1
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	235 #endif // _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	236
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	237 enum reg_save_layout {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	238 // 64bit needs to keep stack 16 byte aligned. So we add some alignment dummies to make that
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	239 // happen and will assert if the stack size we create is misaligned
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	240 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	241 align_dummy_0, align_dummy_1,
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	242 #endif // _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	243 #ifdef _WIN64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	244 // Windows always allocates space for it's argument registers (see
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	245 // frame::arg_reg_save_area_bytes).
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	246 arg_reg_save_1, arg_reg_save_1H, // 0, 4
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	247 arg_reg_save_2, arg_reg_save_2H, // 8, 12
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	248 arg_reg_save_3, arg_reg_save_3H, // 16, 20
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	249 arg_reg_save_4, arg_reg_save_4H, // 24, 28
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	250 #endif // _WIN64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	251 xmm_regs_as_doubles_off, // 32
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	252 float_regs_as_doubles_off = xmm_regs_as_doubles_off + xmm_regs_as_doubles_size_in_slots, // 160
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	253 fpu_state_off = float_regs_as_doubles_off + float_regs_as_doubles_size_in_slots, // 224
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	254 // fpu_state_end_off is exclusive
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	255 fpu_state_end_off = fpu_state_off + (FPUStateSizeInWords / SLOT_PER_WORD), // 352
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	256 marker = fpu_state_end_off, SLOT2(markerH) // 352, 356
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	257 extra_space_offset, // 360
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	258 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	259 r15_off = extra_space_offset, r15H_off, // 360, 364
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	260 r14_off, r14H_off, // 368, 372
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	261 r13_off, r13H_off, // 376, 380
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	262 r12_off, r12H_off, // 384, 388
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	263 r11_off, r11H_off, // 392, 396
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	264 r10_off, r10H_off, // 400, 404
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	265 r9_off, r9H_off, // 408, 412
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	266 r8_off, r8H_off, // 416, 420
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	267 rdi_off, rdiH_off, // 424, 428
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	268 #else
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	269 rdi_off = extra_space_offset,
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	270 #endif // _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	271 rsi_off, SLOT2(rsiH_off) // 432, 436
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	272 rbp_off, SLOT2(rbpH_off) // 440, 444
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	273 rsp_off, SLOT2(rspH_off) // 448, 452
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	274 rbx_off, SLOT2(rbxH_off) // 456, 460
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	275 rdx_off, SLOT2(rdxH_off) // 464, 468
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	276 rcx_off, SLOT2(rcxH_off) // 472, 476
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	277 rax_off, SLOT2(raxH_off) // 480, 484
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	278 saved_rbp_off, SLOT2(saved_rbpH_off) // 488, 492
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	279 return_off, SLOT2(returnH_off) // 496, 500
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	280 reg_save_frame_size // As noted: neglects any parameters to runtime // 504
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	281 };
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	282
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	283 // Save registers which might be killed by calls into the runtime.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	284 // Tries to smart about FP registers. In particular we separate
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	285 // saving and describing the FPU registers for deoptimization since we
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	286 // have to save the FPU registers twice if we describe them and on P4
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	287 // saving FPU registers which don't contain anything appears
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	288 // expensive. The deopt blob is the only thing which needs to
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	289 // describe FPU registers. In all other cases it should be sufficient
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	290 // to simply save their current value.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	291
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	292 static OopMap* generate_oop_map(GraalStubAssembler* sasm, int num_rt_args,
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	293 bool save_fpu_registers = true) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	294
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	295 // In 64bit all the args are in regs so there are no additional stack slots
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	296 LP64_ONLY(num_rt_args = 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	297 LP64_ONLY(assert((reg_save_frame_size * VMRegImpl::stack_slot_size) % 16 == 0, "must be 16 byte aligned");)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	298 int frame_size_in_slots = reg_save_frame_size + num_rt_args; // args + thread
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	299 sasm->set_frame_size(frame_size_in_slots / VMRegImpl::slots_per_word );
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	300
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	301 // record saved value locations in an OopMap
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	302 // locations are offsets from sp after runtime call; num_rt_args is number of arguments in call, including thread
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	303 OopMap* map = new OopMap(frame_size_in_slots, 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	304 map->set_callee_saved(VMRegImpl::stack2reg(rax_off + num_rt_args), rax->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	305 map->set_callee_saved(VMRegImpl::stack2reg(rcx_off + num_rt_args), rcx->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	306 map->set_callee_saved(VMRegImpl::stack2reg(rdx_off + num_rt_args), rdx->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	307 map->set_callee_saved(VMRegImpl::stack2reg(rbx_off + num_rt_args), rbx->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	308 map->set_callee_saved(VMRegImpl::stack2reg(rsi_off + num_rt_args), rsi->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	309 map->set_callee_saved(VMRegImpl::stack2reg(rdi_off + num_rt_args), rdi->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	310 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	311 map->set_callee_saved(VMRegImpl::stack2reg(r8_off + num_rt_args), r8->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	312 map->set_callee_saved(VMRegImpl::stack2reg(r9_off + num_rt_args), r9->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	313 map->set_callee_saved(VMRegImpl::stack2reg(r10_off + num_rt_args), r10->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	314 map->set_callee_saved(VMRegImpl::stack2reg(r11_off + num_rt_args), r11->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	315 map->set_callee_saved(VMRegImpl::stack2reg(r12_off + num_rt_args), r12->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	316 map->set_callee_saved(VMRegImpl::stack2reg(r13_off + num_rt_args), r13->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	317 map->set_callee_saved(VMRegImpl::stack2reg(r14_off + num_rt_args), r14->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	318 map->set_callee_saved(VMRegImpl::stack2reg(r15_off + num_rt_args), r15->as_VMReg());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	319
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	320 // This is stupid but needed.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	321 map->set_callee_saved(VMRegImpl::stack2reg(raxH_off + num_rt_args), rax->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	322 map->set_callee_saved(VMRegImpl::stack2reg(rcxH_off + num_rt_args), rcx->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	323 map->set_callee_saved(VMRegImpl::stack2reg(rdxH_off + num_rt_args), rdx->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	324 map->set_callee_saved(VMRegImpl::stack2reg(rbxH_off + num_rt_args), rbx->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	325 map->set_callee_saved(VMRegImpl::stack2reg(rsiH_off + num_rt_args), rsi->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	326 map->set_callee_saved(VMRegImpl::stack2reg(rdiH_off + num_rt_args), rdi->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	327
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	328 map->set_callee_saved(VMRegImpl::stack2reg(r8H_off + num_rt_args), r8->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	329 map->set_callee_saved(VMRegImpl::stack2reg(r9H_off + num_rt_args), r9->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	330 map->set_callee_saved(VMRegImpl::stack2reg(r10H_off + num_rt_args), r10->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	331 map->set_callee_saved(VMRegImpl::stack2reg(r11H_off + num_rt_args), r11->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	332 map->set_callee_saved(VMRegImpl::stack2reg(r12H_off + num_rt_args), r12->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	333 map->set_callee_saved(VMRegImpl::stack2reg(r13H_off + num_rt_args), r13->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	334 map->set_callee_saved(VMRegImpl::stack2reg(r14H_off + num_rt_args), r14->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	335 map->set_callee_saved(VMRegImpl::stack2reg(r15H_off + num_rt_args), r15->as_VMReg()->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	336 #endif // _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	337
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	338 if (save_fpu_registers) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	339 if (UseSSE < 2) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	340 int fpu_off = float_regs_as_doubles_off;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	341 for (int n = 0; n < FloatRegisterImpl::number_of_registers; n++) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	342 VMReg fpu_name_0 = as_FloatRegister(n)->as_VMReg();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	343 map->set_callee_saved(VMRegImpl::stack2reg(fpu_off + num_rt_args), fpu_name_0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	344 // %%% This is really a waste but we'll keep things as they were for now
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	345 if (true) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	346 map->set_callee_saved(VMRegImpl::stack2reg(fpu_off + 1 + num_rt_args), fpu_name_0->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	347 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	348 fpu_off += 2;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	349 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	350 assert(fpu_off == fpu_state_off, "incorrect number of fpu stack slots");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	351 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	352
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	353 if (UseSSE >= 2) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	354 int xmm_off = xmm_regs_as_doubles_off;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	355 for (int n = 0; n < XMMRegisterImpl::number_of_registers; n++) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	356 VMReg xmm_name_0 = as_XMMRegister(n)->as_VMReg();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	357 map->set_callee_saved(VMRegImpl::stack2reg(xmm_off + num_rt_args), xmm_name_0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	358 // %%% This is really a waste but we'll keep things as they were for now
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	359 if (true) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	360 map->set_callee_saved(VMRegImpl::stack2reg(xmm_off + 1 + num_rt_args), xmm_name_0->next());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	361 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	362 xmm_off += 2;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	363 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	364 assert(xmm_off == float_regs_as_doubles_off, "incorrect number of xmm registers");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	365
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	366 } else if (UseSSE == 1) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	367 int xmm_off = xmm_regs_as_doubles_off;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	368 for (int n = 0; n < XMMRegisterImpl::number_of_registers; n++) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	369 VMReg xmm_name_0 = as_XMMRegister(n)->as_VMReg();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	370 map->set_callee_saved(VMRegImpl::stack2reg(xmm_off + num_rt_args), xmm_name_0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	371 xmm_off += 2;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	372 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	373 assert(xmm_off == float_regs_as_doubles_off, "incorrect number of xmm registers");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	374 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	375 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	376
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	377 return map;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	378 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	379
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	380 #define __ sasm->
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	381
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	382 static OopMap* save_live_registers(GraalStubAssembler* sasm, int num_rt_args,
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	383 bool save_fpu_registers = true) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	384 __ block_comment("save_live_registers");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	385
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	386 __ pusha(); // integer registers
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	387
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	388 // assert(float_regs_as_doubles_off % 2 == 0, "misaligned offset");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	389 // assert(xmm_regs_as_doubles_off % 2 == 0, "misaligned offset");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	390
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	391 __ subptr(rsp, extra_space_offset * VMRegImpl::stack_slot_size);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	392
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	393 #ifdef ASSERT
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	394 __ movptr(Address(rsp, marker * VMRegImpl::stack_slot_size), (int32_t)0xfeedbeef);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	395 #endif
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	396
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	397 if (save_fpu_registers) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	398 if (UseSSE < 2) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	399 // save FPU stack
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	400 __ fnsave(Address(rsp, fpu_state_off * VMRegImpl::stack_slot_size));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	401 __ fwait();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	402
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	403 #ifdef ASSERT
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	404 Label ok;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	405 __ cmpw(Address(rsp, fpu_state_off * VMRegImpl::stack_slot_size), StubRoutines::fpu_cntrl_wrd_std());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	406 __ jccb(Assembler::equal, ok);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	407 __ stop("corrupted control word detected");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	408 __ bind(ok);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	409 #endif
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	410
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	411 // Reset the control word to guard against exceptions being unmasked
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	412 // since fstp_d can cause FPU stack underflow exceptions. Write it
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	413 // into the on stack copy and then reload that to make sure that the
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	414 // current and future values are correct.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	415 __ movw(Address(rsp, fpu_state_off * VMRegImpl::stack_slot_size), StubRoutines::fpu_cntrl_wrd_std());
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	416 __ frstor(Address(rsp, fpu_state_off * VMRegImpl::stack_slot_size));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	417
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	418 // Save the FPU registers in de-opt-able form
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	419 __ fstp_d(Address(rsp, float_regs_as_doubles_off * VMRegImpl::stack_slot_size + 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	420 __ fstp_d(Address(rsp, float_regs_as_doubles_off * VMRegImpl::stack_slot_size + 8));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	421 __ fstp_d(Address(rsp, float_regs_as_doubles_off * VMRegImpl::stack_slot_size + 16));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	422 __ fstp_d(Address(rsp, float_regs_as_doubles_off * VMRegImpl::stack_slot_size + 24));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	423 __ fstp_d(Address(rsp, float_regs_as_doubles_off * VMRegImpl::stack_slot_size + 32));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	424 __ fstp_d(Address(rsp, float_regs_as_doubles_off * VMRegImpl::stack_slot_size + 40));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	425 __ fstp_d(Address(rsp, float_regs_as_doubles_off * VMRegImpl::stack_slot_size + 48));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	426 __ fstp_d(Address(rsp, float_regs_as_doubles_off * VMRegImpl::stack_slot_size + 56));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	427 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	428
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	429 if (UseSSE >= 2) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	430 // save XMM registers
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	431 // XMM registers can contain float or double values, but this is not known here,
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	432 // so always save them as doubles.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	433 // note that float values are _not_ converted automatically, so for float values
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	434 // the second word contains only garbage data.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	435 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 0), xmm0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	436 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 8), xmm1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	437 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 16), xmm2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	438 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 24), xmm3);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	439 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 32), xmm4);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	440 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 40), xmm5);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	441 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 48), xmm6);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	442 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 56), xmm7);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	443 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	444 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 64), xmm8);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	445 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 72), xmm9);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	446 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 80), xmm10);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	447 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 88), xmm11);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	448 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 96), xmm12);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	449 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 104), xmm13);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	450 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 112), xmm14);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	451 __ movdbl(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 120), xmm15);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	452 #endif // _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	453 } else if (UseSSE == 1) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	454 // save XMM registers as float because double not supported without SSE2
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	455 __ movflt(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 0), xmm0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	456 __ movflt(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 8), xmm1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	457 __ movflt(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 16), xmm2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	458 __ movflt(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 24), xmm3);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	459 __ movflt(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 32), xmm4);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	460 __ movflt(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 40), xmm5);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	461 __ movflt(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 48), xmm6);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	462 __ movflt(Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 56), xmm7);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	463 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	464 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	465
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	466 // FPU stack must be empty now
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	467 __ verify_FPU(0, "save_live_registers");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	468
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	469 return generate_oop_map(sasm, num_rt_args, save_fpu_registers);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	470 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	471
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	472
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	473 static void restore_fpu(GraalStubAssembler* sasm, bool restore_fpu_registers = true) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	474 if (restore_fpu_registers) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	475 if (UseSSE >= 2) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	476 // restore XMM registers
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	477 __ movdbl(xmm0, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	478 __ movdbl(xmm1, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 8));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	479 __ movdbl(xmm2, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 16));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	480 __ movdbl(xmm3, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 24));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	481 __ movdbl(xmm4, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 32));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	482 __ movdbl(xmm5, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 40));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	483 __ movdbl(xmm6, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 48));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	484 __ movdbl(xmm7, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 56));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	485 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	486 __ movdbl(xmm8, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 64));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	487 __ movdbl(xmm9, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 72));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	488 __ movdbl(xmm10, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 80));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	489 __ movdbl(xmm11, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 88));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	490 __ movdbl(xmm12, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 96));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	491 __ movdbl(xmm13, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 104));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	492 __ movdbl(xmm14, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 112));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	493 __ movdbl(xmm15, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 120));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	494 #endif // _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	495 } else if (UseSSE == 1) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	496 // restore XMM registers
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	497 __ movflt(xmm0, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	498 __ movflt(xmm1, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 8));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	499 __ movflt(xmm2, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 16));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	500 __ movflt(xmm3, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 24));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	501 __ movflt(xmm4, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 32));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	502 __ movflt(xmm5, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 40));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	503 __ movflt(xmm6, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 48));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	504 __ movflt(xmm7, Address(rsp, xmm_regs_as_doubles_off * VMRegImpl::stack_slot_size + 56));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	505 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	506
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	507 if (UseSSE < 2) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	508 __ frstor(Address(rsp, fpu_state_off * VMRegImpl::stack_slot_size));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	509 } else {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	510 // check that FPU stack is really empty
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	511 __ verify_FPU(0, "restore_live_registers");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	512 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	513
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	514 } else {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	515 // check that FPU stack is really empty
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	516 __ verify_FPU(0, "restore_live_registers");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	517 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	518
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	519 #ifdef ASSERT
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	520 {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	521 Label ok;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	522 __ cmpptr(Address(rsp, marker * VMRegImpl::stack_slot_size), (int32_t)0xfeedbeef);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	523 __ jcc(Assembler::equal, ok);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	524 __ stop("bad offsets in frame");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	525 __ bind(ok);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	526 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	527 #endif // ASSERT
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	528
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	529 __ addptr(rsp, extra_space_offset * VMRegImpl::stack_slot_size);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	530 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	531
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	532
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	533 static void restore_live_registers(GraalStubAssembler* sasm, bool restore_fpu_registers/* = true*/) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	534 __ block_comment("restore_live_registers");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	535
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	536 restore_fpu(sasm, restore_fpu_registers);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	537 __ popa();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	538 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	539
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	540
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	541 static void restore_live_registers_except_rax(GraalStubAssembler* sasm, bool restore_fpu_registers = true) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	542 __ block_comment("restore_live_registers_except_rax");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	543
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	544 restore_fpu(sasm, restore_fpu_registers);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	545
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	546 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	547 __ movptr(r15, Address(rsp, 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	548 __ movptr(r14, Address(rsp, wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	549 __ movptr(r13, Address(rsp, 2 * wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	550 __ movptr(r12, Address(rsp, 3 * wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	551 __ movptr(r11, Address(rsp, 4 * wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	552 __ movptr(r10, Address(rsp, 5 * wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	553 __ movptr(r9, Address(rsp, 6 * wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	554 __ movptr(r8, Address(rsp, 7 * wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	555 __ movptr(rdi, Address(rsp, 8 * wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	556 __ movptr(rsi, Address(rsp, 9 * wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	557 __ movptr(rbp, Address(rsp, 10 * wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	558 // skip rsp
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	559 __ movptr(rbx, Address(rsp, 12 * wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	560 __ movptr(rdx, Address(rsp, 13 * wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	561 __ movptr(rcx, Address(rsp, 14 * wordSize));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	562
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	563 __ addptr(rsp, 16 * wordSize);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	564 #else
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	565
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	566 __ pop(rdi);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	567 __ pop(rsi);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	568 __ pop(rbp);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	569 __ pop(rbx); // skip this value
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	570 __ pop(rbx);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	571 __ pop(rdx);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	572 __ pop(rcx);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	573 __ addptr(rsp, BytesPerWord);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	574 #endif // _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	575 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	576
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	577 OopMapSet* GraalRuntime::generate_handle_exception(StubID id, GraalStubAssembler *sasm) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	578 __ block_comment("generate_handle_exception");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	579
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	580 // incoming parameters
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	581 const Register exception_oop = rax;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	582 const Register exception_pc = rdx;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	583 // other registers used in this stub
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	584 const Register thread = NOT_LP64(rdi) LP64_ONLY(r15_thread);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	585
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	586 // Save registers, if required.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	587 OopMapSet* oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	588 OopMap* oop_map = NULL;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	589 switch (id) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	590 case graal_handle_exception_nofpu_id:
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	591 // At this point all registers MAY be live.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	592 oop_map = save_live_registers(sasm, 1 /thread/, id == graal_handle_exception_nofpu_id);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	593 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	594 default: ShouldNotReachHere();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	595 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	596
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	597 #ifdef TIERED
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	598 // C2 can leave the fpu stack dirty
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	599 if (UseSSE < 2) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	600 __ empty_FPU_stack();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	601 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	602 #endif // TIERED
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	603
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	604 // verify that only rax, and rdx is valid at this time
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	605 #ifdef ASSERT
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	606 __ movptr(rbx, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	607 __ movptr(rcx, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	608 __ movptr(rsi, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	609 __ movptr(rdi, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	610 #endif
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	611
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	612 // verify that rax, contains a valid exception
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	613 __ verify_not_null_oop(exception_oop);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	614
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	615 // load address of JavaThread object for thread-local data
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	616 NOT_LP64(__ get_thread(thread);)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	617
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	618 #ifdef ASSERT
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	619 // check that fields in JavaThread for exception oop and issuing pc are
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	620 // empty before writing to them
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	621 Label oop_empty;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	622 __ cmpptr(Address(thread, JavaThread::exception_oop_offset()), (int32_t) NULL_WORD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	623 __ jcc(Assembler::equal, oop_empty);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	624 __ stop("exception oop already set");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	625 __ bind(oop_empty);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	626
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	627 Label pc_empty;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	628 __ cmpptr(Address(thread, JavaThread::exception_pc_offset()), 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	629 __ jcc(Assembler::equal, pc_empty);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	630 __ stop("exception pc already set");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	631 __ bind(pc_empty);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	632 #endif
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	633
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	634 // save exception oop and issuing pc into JavaThread
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	635 // (exception handler will load it from here)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	636 __ movptr(Address(thread, JavaThread::exception_oop_offset()), exception_oop);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	637 __ movptr(Address(thread, JavaThread::exception_pc_offset()), exception_pc);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	638
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	639 // patch throwing pc into return address (has bci & oop map)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	640 __ movptr(Address(rbp, 1*BytesPerWord), exception_pc);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	641
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	642 // compute the exception handler.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	643 // the exception oop and the throwing pc are read from the fields in JavaThread
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	644 int call_offset = __ call_RT(noreg, noreg, CAST_FROM_FN_PTR(address, exception_handler_for_pc));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	645 oop_maps->add_gc_map(call_offset, oop_map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	646
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	647 // rax: handler address
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	648 // will be the deopt blob if nmethod was deoptimized while we looked up
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	649 // handler regardless of whether handler existed in the nmethod.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	650
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	651 // only rax, is valid at this time, all other registers have been destroyed by the runtime call
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	652 #ifdef ASSERT
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	653 __ movptr(rbx, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	654 __ movptr(rcx, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	655 __ movptr(rdx, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	656 __ movptr(rsi, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	657 __ movptr(rdi, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	658 #endif
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	659
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	660 // patch the return address, this stub will directly return to the exception handler
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	661 __ movptr(Address(rbp, 1*BytesPerWord), rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	662
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	663 switch (id) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	664 case graal_handle_exception_nofpu_id:
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	665 // Restore the registers that were saved at the beginning.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	666 restore_live_registers(sasm, id == graal_handle_exception_nofpu_id);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	667 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	668 default: ShouldNotReachHere();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	669 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	670
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	671 return oop_maps;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	672 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	673
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	674 void GraalRuntime::generate_unwind_exception(GraalStubAssembler *sasm) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	675 // incoming parameters
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	676 const Register exception_oop = rax;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	677 // callee-saved copy of exception_oop during runtime call
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	678 const Register exception_oop_callee_saved = NOT_LP64(rsi) LP64_ONLY(r14);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	679 // other registers used in this stub
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	680 const Register exception_pc = rdx;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	681 const Register handler_addr = rbx;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	682 const Register thread = NOT_LP64(rdi) LP64_ONLY(r15_thread);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	683
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	684 // verify that only rax is valid at this time
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	685 #ifdef ASSERT
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	686 __ movptr(rbx, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	687 __ movptr(rcx, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	688 __ movptr(rdx, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	689 __ movptr(rsi, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	690 __ movptr(rdi, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	691 #endif
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	692
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	693 #ifdef ASSERT
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	694 // check that fields in JavaThread for exception oop and issuing pc are empty
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	695 NOT_LP64(__ get_thread(thread);)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	696 Label oop_empty;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	697 __ cmpptr(Address(thread, JavaThread::exception_oop_offset()), 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	698 __ jcc(Assembler::equal, oop_empty);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	699 __ stop("exception oop must be empty");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	700 __ bind(oop_empty);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	701
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	702 Label pc_empty;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	703 __ cmpptr(Address(thread, JavaThread::exception_pc_offset()), 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	704 __ jcc(Assembler::equal, pc_empty);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	705 __ stop("exception pc must be empty");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	706 __ bind(pc_empty);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	707 #endif
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	708
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	709 // clear the FPU stack in case any FPU results are left behind
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	710 __ empty_FPU_stack();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	711
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	712 // save exception_oop in callee-saved register to preserve it during runtime calls
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	713 __ verify_not_null_oop(exception_oop);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	714 __ movptr(exception_oop_callee_saved, exception_oop);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	715
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	716 NOT_LP64(__ get_thread(thread);)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	717 // Get return address (is on top of stack after leave).
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	718 __ movptr(exception_pc, Address(rsp, 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	719
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	720 // search the exception handler address of the caller (using the return address)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	721 __ call_VM_leaf(CAST_FROM_FN_PTR(address, SharedRuntime::exception_handler_for_return_address), thread, exception_pc);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	722 // rax: exception handler address of the caller
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	723
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	724 // Only RAX and RSI are valid at this time, all other registers have been destroyed by the call.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	725 #ifdef ASSERT
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	726 __ movptr(rbx, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	727 __ movptr(rcx, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	728 __ movptr(rdx, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	729 __ movptr(rdi, 0xDEAD);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	730 #endif
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	731
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	732 // move result of call into correct register
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	733 __ movptr(handler_addr, rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	734
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	735 // Restore exception oop to RAX (required convention of exception handler).
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	736 __ movptr(exception_oop, exception_oop_callee_saved);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	737
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	738 // verify that there is really a valid exception in rax
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	739 __ verify_not_null_oop(exception_oop);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	740
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	741 // get throwing pc (= return address).
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	742 // rdx has been destroyed by the call, so it must be set again
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	743 // the pop is also necessary to simulate the effect of a ret(0)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	744 __ pop(exception_pc);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	745
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	746 // Restore SP from BP if the exception PC is a method handle call site.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	747 NOT_LP64(__ get_thread(thread);)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	748 __ cmpl(Address(thread, JavaThread::is_method_handle_return_offset()), 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	749 __ cmovptr(Assembler::notEqual, rsp, rbp_mh_SP_save);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	750
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	751 // continue at exception handler (return address removed)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	752 // note: do not remove arguments when unwinding the
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	753 // activation since the caller assumes having
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	754 // all arguments on the stack when entering the
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	755 // runtime to determine the exception handler
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	756 // (GC happens at call site with arguments!)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	757 // rax: exception oop
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	758 // rdx: throwing pc
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	759 // rbx: exception handler
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	760 __ jmp(handler_addr);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	761 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	762
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	763 OopMapSet* GraalRuntime::generate_code_for(StubID id, GraalStubAssembler* sasm) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	764
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	765 // for better readability
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	766 const bool must_gc_arguments = true;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	767 const bool dont_gc_arguments = false;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	768
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	769 // default value; overwritten for some optimized stubs that are called from methods that do not use the fpu
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	770 bool save_fpu_registers = true;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	771
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	772 // stub code & info for the different stubs
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	773 OopMapSet* oop_maps = NULL;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	774 switch (id) {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	775
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	776 case graal_new_instance_id:
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	777 {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	778 Register klass = rdx; // Incoming
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	779 Register obj = rax; // Result
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	780 __ set_info("new_instance", dont_gc_arguments);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	781 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	782 OopMap* map = save_live_registers(sasm, 2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	783 int call_offset = __ call_RT(obj, noreg, CAST_FROM_FN_PTR(address, new_instance), klass);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	784 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	785 oop_maps->add_gc_map(call_offset, map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	786 restore_live_registers_except_rax(sasm);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	787 __ verify_oop(obj);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	788 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	789 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	790
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	791 // rax,: new instance
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	792 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	793
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	794 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	795
7145 6c46172c04bf consolidated new_type_array and new_object_array stubs into one as there no difference between them Doug Simon <doug.simon@oracle.com> parents: 7125 diff changeset	796 case graal_new_array_id:
7125 1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	797 {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	798 Register length = rbx; // Incoming
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	799 Register klass = rdx; // Incoming
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	800 Register obj = rax; // Result
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	801
7145 6c46172c04bf consolidated new_type_array and new_object_array stubs into one as there no difference between them Doug Simon <doug.simon@oracle.com> parents: 7125 diff changeset	802 __ set_info("new_array", dont_gc_arguments);
7125 1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	803
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	804 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	805 OopMap* map = save_live_registers(sasm, 3);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	806 int call_offset;
7145 6c46172c04bf consolidated new_type_array and new_object_array stubs into one as there no difference between them Doug Simon <doug.simon@oracle.com> parents: 7125 diff changeset	807 call_offset = __ call_RT(obj, noreg, CAST_FROM_FN_PTR(address, new_array), klass, length);
7125 1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	808
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	809 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	810 oop_maps->add_gc_map(call_offset, map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	811 restore_live_registers_except_rax(sasm);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	812
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	813 __ verify_oop(obj);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	814 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	815 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	816
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	817 // rax,: new array
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	818 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	819 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	820
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	821 case graal_new_multi_array_id:
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	822 { GraalStubFrame f(sasm, "new_multi_array", dont_gc_arguments);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	823 // rax,: klass
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	824 // rbx,: rank
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	825 // rcx: address of 1st dimension
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	826 OopMap* map = save_live_registers(sasm, 4);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	827 int call_offset = __ call_RT(rax, noreg, CAST_FROM_FN_PTR(address, new_multi_array), rax, rbx, rcx);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	828
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	829 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	830 oop_maps->add_gc_map(call_offset, map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	831 restore_live_registers_except_rax(sasm);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	832
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	833 // rax,: new multi array
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	834 __ verify_oop(rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	835 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	836 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	837
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	838 case graal_register_finalizer_id:
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	839 {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	840 __ set_info("register_finalizer", dont_gc_arguments);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	841
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	842 // This is called via call_runtime so the arguments
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	843 // will be place in C abi locations
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	844
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	845 #ifdef _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	846 __ verify_oop(j_rarg0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	847 __ mov(rax, j_rarg0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	848 #else
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	849 // The object is passed on the stack and we haven't pushed a
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	850 // frame yet so it's one work away from top of stack.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	851 __ movptr(rax, Address(rsp, 1 * BytesPerWord));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	852 __ verify_oop(rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	853 #endif // _LP64
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	854
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	855 // load the klass and check the has finalizer flag
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	856 Label register_finalizer;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	857 Register t = rsi;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	858 __ load_klass(t, rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	859 __ movl(t, Address(t, Klass::access_flags_offset()));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	860 __ testl(t, JVM_ACC_HAS_FINALIZER);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	861 __ jcc(Assembler::notZero, register_finalizer);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	862 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	863
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	864 __ bind(register_finalizer);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	865 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	866 OopMap* oop_map = save_live_registers(sasm, 2 /num_rt_args /);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	867 int call_offset = __ call_RT(noreg, noreg, CAST_FROM_FN_PTR(address, SharedRuntime::register_finalizer), rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	868 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	869 oop_maps->add_gc_map(call_offset, oop_map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	870
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	871 // Now restore all the live registers
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	872 restore_live_registers(sasm);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	873
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	874 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	875 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	876 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	877 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	878
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	879 case graal_handle_exception_nofpu_id:
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	880 { GraalStubFrame f(sasm, "handle_exception", dont_gc_arguments);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	881 oop_maps = generate_handle_exception(id, sasm);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	882 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	883 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	884
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	885 case graal_slow_subtype_check_id:
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	886 {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	887 // Typical calling sequence:
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	888 // __ push(klass_RInfo); // object klass or other subclass
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	889 // __ push(sup_k_RInfo); // array element klass or other superclass
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	890 // __ call(slow_subtype_check);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	891 // Note that the subclass is pushed first, and is therefore deepest.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	892 // Previous versions of this code reversed the names 'sub' and 'super'.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	893 // This was operationally harmless but made the code unreadable.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	894 enum layout {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	895 rax_off, SLOT2(raxH_off)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	896 rcx_off, SLOT2(rcxH_off)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	897 rsi_off, SLOT2(rsiH_off)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	898 rdi_off, SLOT2(rdiH_off)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	899 // saved_rbp_off, SLOT2(saved_rbpH_off)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	900 return_off, SLOT2(returnH_off)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	901 sup_k_off, SLOT2(sup_kH_off)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	902 klass_off, SLOT2(superH_off)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	903 framesize,
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	904 result_off = klass_off // deepest argument is also the return value
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	905 };
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	906
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	907 __ set_info("slow_subtype_check", dont_gc_arguments);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	908 __ push(rdi);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	909 __ push(rsi);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	910 __ push(rcx);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	911 __ push(rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	912
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	913 // This is called by pushing args and not with C abi
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	914 __ movptr(rsi, Address(rsp, (klass_off) * VMRegImpl::stack_slot_size)); // subclass
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	915 __ movptr(rax, Address(rsp, (sup_k_off) * VMRegImpl::stack_slot_size)); // superclass
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	916
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	917 Label miss;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	918 Label success;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	919 __ check_klass_subtype_fast_path(rsi, rax, rcx, &success, &miss, NULL);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	920
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	921 __ check_klass_subtype_slow_path(rsi, rax, rcx, rdi, NULL, &miss);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	922
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	923 // fallthrough on success:
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	924 __ bind(success);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	925 __ movptr(Address(rsp, (result_off) * VMRegImpl::stack_slot_size), 1); // result
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	926 __ pop(rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	927 __ pop(rcx);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	928 __ pop(rsi);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	929 __ pop(rdi);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	930 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	931
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	932 __ bind(miss);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	933 __ movptr(Address(rsp, (result_off) * VMRegImpl::stack_slot_size), NULL_WORD); // result
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	934 __ pop(rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	935 __ pop(rcx);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	936 __ pop(rsi);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	937 __ pop(rdi);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	938 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	939 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	940 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	941
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	942 case graal_unwind_exception_call_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	943 // remove the frame from the stack
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	944 __ movptr(rsp, rbp);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	945 __ pop(rbp);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	946 // exception_oop is passed using ordinary java calling conventions
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	947 __ movptr(rax, j_rarg0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	948
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	949 Label nonNullExceptionOop;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	950 __ testptr(rax, rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	951 __ jcc(Assembler::notZero, nonNullExceptionOop);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	952 {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	953 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	954 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	955 OopMap* oop_map = save_live_registers(sasm, 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	956 int call_offset = __ call_RT(rax, noreg, (address)graal_create_null_exception, 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	957 oop_maps->add_gc_map(call_offset, oop_map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	958 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	959 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	960 __ bind(nonNullExceptionOop);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	961
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	962 __ set_info("unwind_exception", dont_gc_arguments);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	963 // note: no stubframe since we are about to leave the current
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	964 // activation and we are calling a leaf VM function only.
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	965 generate_unwind_exception(sasm);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	966 __ should_not_reach_here();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	967 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	968 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	969
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	970 case graal_OSR_migration_end_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	971 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	972 save_live_registers(sasm, 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	973 __ movptr(c_rarg0, j_rarg0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	974 __ call(RuntimeAddress(CAST_FROM_FN_PTR(address, SharedRuntime::OSR_migration_end)));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	975 restore_live_registers(sasm);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	976 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	977 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	978 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	979 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	980
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	981 case graal_set_deopt_info_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	982 __ movptr(Address(r15_thread, JavaThread::graal_deopt_info_offset()), rscratch1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	983 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	984 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	985 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	986
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	987 case graal_create_null_pointer_exception_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	988 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	989 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	990 OopMap* oop_map = save_live_registers(sasm, 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	991 int call_offset = __ call_RT(rax, noreg, (address)graal_create_null_exception, 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	992 oop_maps->add_gc_map(call_offset, oop_map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	993 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	994 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	995 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	996 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	997
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	998 case graal_create_out_of_bounds_exception_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	999 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1000 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1001 OopMap* oop_map = save_live_registers(sasm, 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1002 int call_offset = __ call_RT(rax, noreg, (address)graal_create_out_of_bounds_exception, j_rarg0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1003 oop_maps->add_gc_map(call_offset, oop_map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1004 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1005 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1006 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1007 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1008
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1009 case graal_vm_error_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1010 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1011 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1012 OopMap* oop_map = save_live_registers(sasm, 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1013 int call_offset = __ call_RT(noreg, noreg, (address)graal_vm_error, j_rarg0, j_rarg1, j_rarg2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1014 oop_maps->add_gc_map(call_offset, oop_map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1015 restore_live_registers(sasm);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1016 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1017 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1018 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1019 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1020
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1021 case graal_log_printf_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1022 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1023 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1024 OopMap* oop_map = save_live_registers(sasm, 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1025 int call_offset = __ call_RT(noreg, noreg, (address)graal_log_printf, j_rarg0, j_rarg1, j_rarg2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1026 oop_maps->add_gc_map(call_offset, oop_map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1027 restore_live_registers(sasm);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1028 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1029 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1030 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1031 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1032
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1033 case graal_log_primitive_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1034 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1035 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1036 OopMap* oop_map = save_live_registers(sasm, 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1037 int call_offset = __ call_RT(noreg, noreg, (address)graal_log_primitive, j_rarg0, j_rarg1, j_rarg2);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1038 oop_maps->add_gc_map(call_offset, oop_map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1039 restore_live_registers(sasm);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1040 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1041 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1042 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1043 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1044
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1045 case graal_log_object_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1046 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1047 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1048 OopMap* oop_map = save_live_registers(sasm, 0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1049 int call_offset = __ call_RT(noreg, noreg, (address)graal_log_object, j_rarg0, j_rarg1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1050 oop_maps->add_gc_map(call_offset, oop_map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1051 restore_live_registers(sasm);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1052 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1053 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1054 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1055 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1056
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1057 case graal_verify_oop_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1058 // We use enter & leave so that a better stack trace is produced in the hs_err file
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1059 __ enter();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1060 __ verify_oop(r13, "Graal verify oop");
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1061 __ leave();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1062 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1063 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1064 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1065
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1066 case graal_arithmetic_frem_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1067 __ subptr(rsp, 8);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1068 __ movflt(Address(rsp, 0), xmm1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1069 __ fld_s(Address(rsp, 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1070 __ movflt(Address(rsp, 0), xmm0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1071 __ fld_s(Address(rsp, 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1072 Label L;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1073 __ bind(L);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1074 __ fprem();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1075 __ fwait();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1076 __ fnstsw_ax();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1077 __ testl(rax, 0x400);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1078 __ jcc(Assembler::notZero, L);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1079 __ fxch(1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1080 __ fpop();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1081 __ fstp_s(Address(rsp, 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1082 __ movflt(xmm0, Address(rsp, 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1083 __ addptr(rsp, 8);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1084 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1085 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1086 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1087 case graal_arithmetic_drem_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1088 __ subptr(rsp, 8);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1089 __ movdbl(Address(rsp, 0), xmm1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1090 __ fld_d(Address(rsp, 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1091 __ movdbl(Address(rsp, 0), xmm0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1092 __ fld_d(Address(rsp, 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1093 Label L;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1094 __ bind(L);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1095 __ fprem();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1096 __ fwait();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1097 __ fnstsw_ax();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1098 __ testl(rax, 0x400);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1099 __ jcc(Assembler::notZero, L);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1100 __ fxch(1);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1101 __ fpop();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1102 __ fstp_d(Address(rsp, 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1103 __ movdbl(xmm0, Address(rsp, 0));
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1104 __ addptr(rsp, 8);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1105 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1106 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1107 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1108 case graal_monitorenter_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1109 Register obj = j_rarg0;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1110 Register lock = j_rarg1;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1111 {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1112 GraalStubFrame f(sasm, "graal_monitorenter", dont_gc_arguments);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1113 OopMap* map = save_live_registers(sasm, 2, save_fpu_registers);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1114
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1115 // Called with store_parameter and not C abi
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1116 int call_offset = __ call_RT(noreg, noreg, CAST_FROM_FN_PTR(address, graal_monitorenter), obj, lock);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1117
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1118 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1119 oop_maps->add_gc_map(call_offset, map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1120 restore_live_registers(sasm, save_fpu_registers);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1121 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1122 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1123 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1124 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1125 case graal_monitorexit_id: {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1126 Register obj = j_rarg0;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1127 Register lock = j_rarg1;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1128 {
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1129 GraalStubFrame f(sasm, "graal_monitorexit", dont_gc_arguments);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1130 OopMap* map = save_live_registers(sasm, 2, save_fpu_registers);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1131
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1132 // note: really a leaf routine but must setup last java sp
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1133 // => use call_RT for now (speed can be improved by
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1134 // doing last java sp setup manually)
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1135 int call_offset = __ call_RT(noreg, noreg, CAST_FROM_FN_PTR(address, graal_monitorexit), obj, lock);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1136
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1137 oop_maps = new OopMapSet();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1138 oop_maps->add_gc_map(call_offset, map);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1139 restore_live_registers(sasm, save_fpu_registers);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1140 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1141 __ ret(0);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1142 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1143 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1144
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1145 default:
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1146 { GraalStubFrame f(sasm, "unimplemented entry", dont_gc_arguments);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1147 __ movptr(rax, (int)id);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1148 __ call_RT(noreg, noreg, CAST_FROM_FN_PTR(address, unimplemented_entry), rax);
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1149 __ should_not_reach_here();
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1150 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1151 break;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1152 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1153 return oop_maps;
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1154 }
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1155
1baf7f1e3f23 decoupled C++ Graal runtime from C1 Doug Simon <doug.simon@oracle.com> parents: diff changeset	1156 #undef __

Mercurial > hg > truffle

annotate src/cpu/x86/vm/graalRuntime_x86.cpp @ 7154:5d0bb7d52783