Mercurial > hg > graal-jvmci-8
diff src/cpu/x86/vm/graalCodeInstaller_x86.hpp @ 14561:e14198669e5c
Make data patch system use vm specific NarrowOop kind.
author | Roland Schatz <roland.schatz@oracle.com> |
---|---|
date | Mon, 17 Mar 2014 11:53:51 +0100 |
parents | 343541fb3b49 |
children | 6bab029d6e3a |
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--- a/src/cpu/x86/vm/graalCodeInstaller_x86.hpp Mon Mar 17 11:40:12 2014 +0100 +++ b/src/cpu/x86/vm/graalCodeInstaller_x86.hpp Mon Mar 17 11:53:51 2014 +0100 @@ -59,68 +59,49 @@ } } -inline void CodeInstaller::pd_site_DataPatch(int pc_offset, oop site) { - oop inlineData = CompilationResult_DataPatch::inlineData(site); +inline bool check_metaspace_data(address pc, oop data) { + jlong value = MetaspaceData::value(data); + address operand = Assembler::locate_operand(pc, Assembler::imm_operand); + if (MetaspaceData::compressed(data)) { + assert(*((jint*) operand) == value, err_msg("wrong compressed metaspace pointer: %p != %p", *((jint*) operand), value)); + } else { + assert(*((jlong*) operand) == value, err_msg("wrong metaspace pointer: %p != %p", *((jlong*) operand), value)); + } + return true; +} + +inline void CodeInstaller::pd_patch_OopData(int pc_offset, oop data) { address pc = _instructions->start() + pc_offset; - if (inlineData != NULL) { - oop kind = Constant::kind(inlineData); - char typeChar = Kind::typeChar(kind); - - switch (typeChar) { - case 'z': - case 'b': - case 's': - case 'c': - case 'i': - fatal("int-sized values not expected in DataPatch"); - break; - case 'n': { - address operand = Assembler::locate_operand(pc, Assembler::narrow_oop_operand); - Handle obj = Constant::object(inlineData); + Handle obj = OopData::object(data); + jobject value = JNIHandles::make_local(obj()); + if (OopData::compressed(data)) { + address operand = Assembler::locate_operand(pc, Assembler::narrow_oop_operand); + int oop_index = _oop_recorder->find_index(value); + _instructions->relocate(pc, oop_Relocation::spec(oop_index), Assembler::narrow_oop_operand); + TRACE_graal_3("relocating (narrow oop constant) at %p/%p", pc, operand); + } else { + address operand = Assembler::locate_operand(pc, Assembler::imm_operand); + *((jobject*) operand) = value; + _instructions->relocate(pc, oop_Relocation::spec_for_immediate(), Assembler::imm_operand); + TRACE_graal_3("relocating (oop constant) at %p/%p", pc, operand); + } +} - jobject value = JNIHandles::make_local(obj()); - int oop_index = _oop_recorder->find_index(value); - _instructions->relocate(pc, oop_Relocation::spec(oop_index), Assembler::narrow_oop_operand); - TRACE_graal_3("relocating (narrow oop constant) at %p/%p", pc, operand); - break; - } - case 'f': - case 'j': - case 'd': - case '*': { - address operand = Assembler::locate_operand(pc, Assembler::imm_operand); - *((jlong*) operand) = Constant::primitive(inlineData); - break; - } - case 'a': { - address operand = Assembler::locate_operand(pc, Assembler::imm_operand); - Handle obj = Constant::object(inlineData); +inline void CodeInstaller::pd_patch_DataSectionReference(int pc_offset, oop data) { + address pc = _instructions->start() + pc_offset; + jint offset = DataSectionReference::offset(data); - jobject value = JNIHandles::make_local(obj()); - *((jobject*) operand) = value; - _instructions->relocate(pc, oop_Relocation::spec_for_immediate(), Assembler::imm_operand); - TRACE_graal_3("relocating (oop constant) at %p/%p", pc, operand); - break; - } - default: - fatal(err_msg("unexpected Kind (%d) in DataPatch", typeChar)); - break; - } - } else { - oop dataRef = CompilationResult_DataPatch::externalData(site); - jint offset = HotSpotCompiledCode_HotSpotData::offset(dataRef); - address operand = Assembler::locate_operand(pc, Assembler::disp32_operand); - address next_instruction = Assembler::locate_next_instruction(pc); - address dest = _constants->start() + offset; + address operand = Assembler::locate_operand(pc, Assembler::disp32_operand); + address next_instruction = Assembler::locate_next_instruction(pc); + address dest = _constants->start() + offset; - long disp = dest - next_instruction; - assert(disp == (jint) disp, "disp doesn't fit in 32 bits"); - *((jint*) operand) = (jint) disp; + long disp = dest - next_instruction; + assert(disp == (jint) disp, "disp doesn't fit in 32 bits"); + *((jint*) operand) = (jint) disp; - _instructions->relocate(pc, section_word_Relocation::spec((address) dest, CodeBuffer::SECT_CONSTS), Assembler::disp32_operand); - TRACE_graal_3("relocating at %p/%p with destination at %p (%d)", pc, operand, dest, offset); - } + _instructions->relocate(pc, section_word_Relocation::spec((address) dest, CodeBuffer::SECT_CONSTS), Assembler::disp32_operand); + TRACE_graal_3("relocating at %p/%p with destination at %p (%d)", pc, operand, dest, offset); } inline void CodeInstaller::pd_relocate_CodeBlob(CodeBlob* cb, NativeInstruction* inst) {