Mercurial > hg > graal-jvmci-8
diff src/cpu/sparc/vm/assembler_sparc.cpp @ 3753:cba7b5c2d53f
7045514: SPARC assembly code for JSR 292 ricochet frames
Reviewed-by: kvn, jrose
author | never |
---|---|
date | Fri, 03 Jun 2011 22:31:43 -0700 |
parents | e1162778c1c8 |
children | 3d42f82cd811 |
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--- a/src/cpu/sparc/vm/assembler_sparc.cpp Thu Jun 02 13:36:11 2011 -0700 +++ b/src/cpu/sparc/vm/assembler_sparc.cpp Fri Jun 03 22:31:43 2011 -0700 @@ -42,6 +42,12 @@ #include "gc_implementation/g1/heapRegion.hpp" #endif +#ifdef PRODUCT +#define BLOCK_COMMENT(str) /* nothing */ +#else +#define BLOCK_COMMENT(str) block_comment(str) +#endif + // Convert the raw encoding form into the form expected by the // constructor for Address. Address Address::make_raw(int base, int index, int scale, int disp, bool disp_is_oop) { @@ -1072,6 +1078,12 @@ check_and_forward_exception(Gtemp); } +#ifdef ASSERT + set(badHeapWordVal, G3); + set(badHeapWordVal, G4); + set(badHeapWordVal, G5); +#endif + // get oop result if there is one and reset the value in the thread if (oop_result->is_valid()) { get_vm_result(oop_result); @@ -1177,6 +1189,11 @@ call(entry_point, relocInfo::runtime_call_type); delayed()->nop(); restore_thread(thread_cache); +#ifdef ASSERT + set(badHeapWordVal, G3); + set(badHeapWordVal, G4); + set(badHeapWordVal, G5); +#endif } @@ -1518,7 +1535,7 @@ // save_frame: given number of "extra" words in frame, // issue approp. save instruction (p 200, v8 manual) -void MacroAssembler::save_frame(int extraWords = 0) { +void MacroAssembler::save_frame(int extraWords) { int delta = -total_frame_size_in_bytes(extraWords); if (is_simm13(delta)) { save(SP, delta, SP); @@ -1730,6 +1747,7 @@ if (reg == G0) return; // always NULL, which is always an oop + BLOCK_COMMENT("verify_oop {"); char buffer[64]; #ifdef COMPILER1 if (CommentedAssembly) { @@ -1768,6 +1786,7 @@ delayed()->nop(); // recover frame size add(SP, 8*8,SP); + BLOCK_COMMENT("} verify_oop"); } void MacroAssembler::_verify_oop_addr(Address addr, const char* msg, const char * file, int line) { @@ -2040,7 +2059,7 @@ } else ::tty->print_cr("=============== DEBUG MESSAGE: %s ================\n", msg); - assert(false, "error"); + assert(false, err_msg("DEBUG MESSAGE: %s", msg)); } @@ -3230,6 +3249,7 @@ RegisterOrConstant MacroAssembler::argument_offset(RegisterOrConstant arg_slot, + Register temp_reg, int extra_slot_offset) { // cf. TemplateTable::prepare_invoke(), if (load_receiver). int stackElementSize = Interpreter::stackElementSize; @@ -3238,18 +3258,19 @@ offset += arg_slot.as_constant() * stackElementSize; return offset; } else { - Register temp = arg_slot.as_register(); - sll_ptr(temp, exact_log2(stackElementSize), temp); + assert(temp_reg != noreg, "must specify"); + sll_ptr(arg_slot.as_register(), exact_log2(stackElementSize), temp_reg); if (offset != 0) - add(temp, offset, temp); - return temp; + add(temp_reg, offset, temp_reg); + return temp_reg; } } Address MacroAssembler::argument_address(RegisterOrConstant arg_slot, + Register temp_reg, int extra_slot_offset) { - return Address(Gargs, argument_offset(arg_slot, extra_slot_offset)); + return Address(Gargs, argument_offset(arg_slot, temp_reg, extra_slot_offset)); } @@ -4906,4 +4927,3 @@ // Caller should set it: // add(G0, 1, result); // equals } -