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annotate src/cpu/sparc/vm/jvmciCodeInstaller_sparc.cpp @ 22206:339beb637508

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[SPARC] Offset constant table base pointer to leverage full 13 bit address range for constant loads
author Stefan Anzinger <stefan.anzinger@oracle.com>
date Mon, 13 Jul 2015 11:03:41 +0200
parents a0d0ecbceeb4
children
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1 /*
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2 * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0f7ca53be929 CR-806: Changes to build Graal for SPARC
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 #include "jvmci/jvmciCodeInstaller.hpp"
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25 #include "jvmci/jvmciRuntime.hpp"
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26 #include "jvmci/jvmciCompilerToVM.hpp"
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27 #include "jvmci/jvmciJavaAccess.hpp"
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28 #include "vmreg_sparc.inline.hpp"
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29
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30 jint CodeInstaller::pd_next_offset(NativeInstruction* inst, jint pc_offset, oop method) {
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31 if (inst->is_call() || inst->is_jump()) {
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32 return pc_offset + NativeCall::instruction_size;
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33 } else if (inst->is_call_reg()) {
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34 return pc_offset + NativeCallReg::instruction_size;
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35 } else if (inst->is_sethi()) {
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36 return pc_offset + NativeFarCall::instruction_size;
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37 } else {
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38 fatal("unsupported type of instruction for call site");
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39 return 0;
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40 }
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41 }
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42
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43 void CodeInstaller::pd_patch_OopConstant(int pc_offset, Handle& constant) {
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44 address pc = _instructions->start() + pc_offset;
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45 Handle obj = HotSpotObjectConstantImpl::object(constant);
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46 jobject value = JNIHandles::make_local(obj());
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47 if (HotSpotObjectConstantImpl::compressed(constant)) {
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48 #ifdef _LP64
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49 int oop_index = _oop_recorder->find_index(value);
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50 RelocationHolder rspec = oop_Relocation::spec(oop_index);
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51 _instructions->relocate(pc, rspec, 1);
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52 #else
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53 fatal("compressed oop on 32bit");
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54 #endif
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55 } else {
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56 NativeMovConstReg* move = nativeMovConstReg_at(pc);
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57 move->set_data((intptr_t) value);
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58
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59 // We need two relocations: one on the sethi and one on the add.
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60 int oop_index = _oop_recorder->find_index(value);
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61 RelocationHolder rspec = oop_Relocation::spec(oop_index);
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62 _instructions->relocate(pc + NativeMovConstReg::sethi_offset, rspec);
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63 _instructions->relocate(pc + NativeMovConstReg::add_offset, rspec);
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64 }
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65 }
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66
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67 void CodeInstaller::pd_patch_DataSectionReference(int pc_offset, int data_offset) {
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68 address pc = _instructions->start() + pc_offset;
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69 NativeInstruction* inst = nativeInstruction_at(pc);
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70 NativeInstruction* inst1 = nativeInstruction_at(pc + 4);
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71 if(inst->is_sethi() && inst1->is_nop()) {
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72 address const_start = _constants->start();
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73 address dest = _constants->start() + data_offset;
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74 if(_constants_size > 0) {
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75 _instructions->relocate(pc + NativeMovConstReg::sethi_offset, internal_word_Relocation::spec((address) dest));
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76 _instructions->relocate(pc + NativeMovConstReg::add_offset, internal_word_Relocation::spec((address) dest));
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77 }
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78 TRACE_jvmci_3("relocating at %p (+%d) with destination at %d", pc, pc_offset, data_offset);
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79 }else {
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80 int const_size = align_size_up(_constants->end()-_constants->start(), CodeEntryAlignment);
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81 NativeMovRegMem* load = nativeMovRegMem_at(pc);
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82 // This offset must match with SPARCLoadConstantTableBaseOp.emitCode
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83 load->set_offset(- (const_size - data_offset + Assembler::min_simm13()));
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84 TRACE_jvmci_3("relocating ld at %p (+%d) with destination at %d", pc, pc_offset, data_offset);
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85 }
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86 }
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87
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88 void CodeInstaller::pd_relocate_CodeBlob(CodeBlob* cb, NativeInstruction* inst) {
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89 fatal("CodeInstaller::pd_relocate_CodeBlob - sparc unimp");
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90 }
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91
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92 void CodeInstaller::pd_relocate_ForeignCall(NativeInstruction* inst, jlong foreign_call_destination) {
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93 address pc = (address) inst;
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94 if (inst->is_call()) {
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95 NativeCall* call = nativeCall_at(pc);
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96 call->set_destination((address) foreign_call_destination);
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97 _instructions->relocate(call->instruction_address(), runtime_call_Relocation::spec());
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98 } else if (inst->is_sethi()) {
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99 NativeJump* jump = nativeJump_at(pc);
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100 jump->set_jump_destination((address) foreign_call_destination);
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101 _instructions->relocate(jump->instruction_address(), runtime_call_Relocation::spec());
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102 } else {
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103 fatal(err_msg("unknown call or jump instruction at %p", pc));
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104 }
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105 TRACE_jvmci_3("relocating (foreign call) at %p", inst);
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106 }
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107
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108 void CodeInstaller::pd_relocate_JavaMethod(oop hotspot_method, jint pc_offset) {
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109 #ifdef ASSERT
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110 Method* method = NULL;
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111 // we need to check, this might also be an unresolved method
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112 if (hotspot_method->is_a(HotSpotResolvedJavaMethodImpl::klass())) {
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113 method = getMethodFromHotSpotMethod(hotspot_method);
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114 }
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115 #endif
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116 switch (_next_call_type) {
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117 case INLINE_INVOKE:
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118 break;
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119 case INVOKEVIRTUAL:
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120 case INVOKEINTERFACE: {
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121 assert(method == NULL || !method->is_static(), "cannot call static method with invokeinterface");
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122 NativeCall* call = nativeCall_at(_instructions->start() + pc_offset);
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123 call->set_destination(SharedRuntime::get_resolve_virtual_call_stub());
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124 _instructions->relocate(call->instruction_address(), virtual_call_Relocation::spec(_invoke_mark_pc));
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125 break;
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126 }
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127 case INVOKESTATIC: {
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128 assert(method == NULL || method->is_static(), "cannot call non-static method with invokestatic");
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129 NativeCall* call = nativeCall_at(_instructions->start() + pc_offset);
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parents: 10411
diff changeset
130 call->set_destination(SharedRuntime::get_resolve_static_call_stub());
10792
7a8d6ba83a04 SPARC: fixes and more stuff works
twisti
parents: 10684
diff changeset
131 _instructions->relocate(call->instruction_address(), relocInfo::static_call_type);
10684
6ff467cdb105 Code installer changes for SPARC.
twisti
parents: 10411
diff changeset
132 break;
6ff467cdb105 Code installer changes for SPARC.
twisti
parents: 10411
diff changeset
133 }
14574
6bab029d6e3a removed com/oracle/graal/hotspot/bridge/Marks.java and replaced with enum
twisti
parents: 14561
diff changeset
134 case INVOKESPECIAL: {
10684
6ff467cdb105 Code installer changes for SPARC.
twisti
parents: 10411
diff changeset
135 assert(method == NULL || !method->is_static(), "cannot call static method with invokespecial");
6ff467cdb105 Code installer changes for SPARC.
twisti
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diff changeset
136 NativeCall* call = nativeCall_at(_instructions->start() + pc_offset);
6ff467cdb105 Code installer changes for SPARC.
twisti
parents: 10411
diff changeset
137 call->set_destination(SharedRuntime::get_resolve_opt_virtual_call_stub());
10854
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
138 _instructions->relocate(call->instruction_address(), relocInfo::opt_virtual_call_type);
10684
6ff467cdb105 Code installer changes for SPARC.
twisti
parents: 10411
diff changeset
139 break;
6ff467cdb105 Code installer changes for SPARC.
twisti
parents: 10411
diff changeset
140 }
6ff467cdb105 Code installer changes for SPARC.
twisti
parents: 10411
diff changeset
141 default:
6ff467cdb105 Code installer changes for SPARC.
twisti
parents: 10411
diff changeset
142 fatal("invalid _next_call_type value");
6ff467cdb105 Code installer changes for SPARC.
twisti
parents: 10411
diff changeset
143 break;
6ff467cdb105 Code installer changes for SPARC.
twisti
parents: 10411
diff changeset
144 }
9934
0f7ca53be929 CR-806: Changes to build Graal for SPARC
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
145 }
0f7ca53be929 CR-806: Changes to build Graal for SPARC
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
146
15123
7ccd2a1df0fa made SPARC compile again; moved graalCodeInstaller_<arch>.hpp to .cpp files
twisti
parents: 14574
diff changeset
147 void CodeInstaller::pd_relocate_poll(address pc, jint mark) {
11799
4c96ccce3772 SPARC: added CodeInstaller::pd_relocate_poll
twisti
parents: 11760
diff changeset
148 switch (mark) {
15123
7ccd2a1df0fa made SPARC compile again; moved graalCodeInstaller_<arch>.hpp to .cpp files
twisti
parents: 14574
diff changeset
149 case POLL_NEAR:
11799
4c96ccce3772 SPARC: added CodeInstaller::pd_relocate_poll
twisti
parents: 11760
diff changeset
150 fatal("unimplemented");
15123
7ccd2a1df0fa made SPARC compile again; moved graalCodeInstaller_<arch>.hpp to .cpp files
twisti
parents: 14574
diff changeset
151 break;
14574
6bab029d6e3a removed com/oracle/graal/hotspot/bridge/Marks.java and replaced with enum
twisti
parents: 14561
diff changeset
152 case POLL_FAR:
13553
d49f00604347 removed poll_Relocation::pollingForm type and associated data field and rely solely on format field of safepoint relocation entries when deciding whether or not to relocate the operand of a safepoint poll instruction
Doug Simon <doug.simon@oracle.com>
parents: 13515
diff changeset
153 _instructions->relocate(pc, relocInfo::poll_type);
11799
4c96ccce3772 SPARC: added CodeInstaller::pd_relocate_poll
twisti
parents: 11760
diff changeset
154 break;
15123
7ccd2a1df0fa made SPARC compile again; moved graalCodeInstaller_<arch>.hpp to .cpp files
twisti
parents: 14574
diff changeset
155 case POLL_RETURN_NEAR:
11799
4c96ccce3772 SPARC: added CodeInstaller::pd_relocate_poll
twisti
parents: 11760
diff changeset
156 fatal("unimplemented");
15123
7ccd2a1df0fa made SPARC compile again; moved graalCodeInstaller_<arch>.hpp to .cpp files
twisti
parents: 14574
diff changeset
157 break;
14574
6bab029d6e3a removed com/oracle/graal/hotspot/bridge/Marks.java and replaced with enum
twisti
parents: 14561
diff changeset
158 case POLL_RETURN_FAR:
13553
d49f00604347 removed poll_Relocation::pollingForm type and associated data field and rely solely on format field of safepoint relocation entries when deciding whether or not to relocate the operand of a safepoint poll instruction
Doug Simon <doug.simon@oracle.com>
parents: 13515
diff changeset
159 _instructions->relocate(pc, relocInfo::poll_return_type);
11799
4c96ccce3772 SPARC: added CodeInstaller::pd_relocate_poll
twisti
parents: 11760
diff changeset
160 break;
4c96ccce3772 SPARC: added CodeInstaller::pd_relocate_poll
twisti
parents: 11760
diff changeset
161 default:
4c96ccce3772 SPARC: added CodeInstaller::pd_relocate_poll
twisti
parents: 11760
diff changeset
162 fatal("invalid mark value");
4c96ccce3772 SPARC: added CodeInstaller::pd_relocate_poll
twisti
parents: 11760
diff changeset
163 break;
4c96ccce3772 SPARC: added CodeInstaller::pd_relocate_poll
twisti
parents: 11760
diff changeset
164 }
4c96ccce3772 SPARC: added CodeInstaller::pd_relocate_poll
twisti
parents: 11760
diff changeset
165 }
17024
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
166
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21255
diff changeset
167 // convert JVMCI register indices (as used in oop maps) to HotSpot registers
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21255
diff changeset
168 VMReg CodeInstaller::get_hotspot_reg(jint jvmci_reg) {
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21255
diff changeset
169 if (jvmci_reg < RegisterImpl::number_of_registers) {
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21255
diff changeset
170 return as_Register(jvmci_reg)->as_VMReg();
17024
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
171 } else {
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21255
diff changeset
172 jint floatRegisterNumber = jvmci_reg - RegisterImpl::number_of_registers;
17024
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
173 floatRegisterNumber += MAX2(0, floatRegisterNumber-32); // Beginning with f32, only every second register is going to be addressed
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
174 if (floatRegisterNumber < FloatRegisterImpl::number_of_registers) {
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
175 return as_FloatRegister(floatRegisterNumber)->as_VMReg();
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
176 }
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
177 ShouldNotReachHere();
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
178 return NULL;
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
179 }
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
180 }
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
181
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
182 bool CodeInstaller::is_general_purpose_reg(VMReg hotspotRegister) {
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
183 return !hotspotRegister->is_FloatRegister();
4e2d34d7715b [SPARC/AMD64] Splitting up oopmap generation for Intel XMM and SPARC Floatingpoint registers
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16631
diff changeset
184 }