Mercurial > hg > graal-jvmci-8
diff src/cpu/x86/vm/graalCodeInstaller_x86.hpp @ 13576:4e679d50ba9a
Move data section building code to Java.
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Thu, 09 Jan 2014 13:09:44 +0100 |
parents | 4fc8c8bb4c32 |
children | 343541fb3b49 |
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--- a/src/cpu/x86/vm/graalCodeInstaller_x86.hpp Thu Jan 09 11:46:07 2014 +0100 +++ b/src/cpu/x86/vm/graalCodeInstaller_x86.hpp Thu Jan 09 13:09:44 2014 +0100 @@ -60,91 +60,65 @@ } inline void CodeInstaller::pd_site_DataPatch(int pc_offset, oop site) { - int alignment = CompilationResult_DataPatch::alignment(site); - bool inlined = CompilationResult_DataPatch::inlined(site) == JNI_TRUE; - + oop inlineData = CompilationResult_DataPatch::inlineData(site); address pc = _instructions->start() + pc_offset; - oop constant = CompilationResult_DataPatch::constant(site); - char typeChar; - if (constant != NULL) { - oop kind = Constant::kind(constant); - typeChar = Kind::typeChar(kind); - } else { - assert(!inlined, "cannot inline raw constants"); - typeChar = '*'; - } + if (inlineData != NULL) { + oop kind = Constant::kind(inlineData); + char typeChar = Kind::typeChar(kind); - switch (typeChar) { - case 'z': - case 'b': - case 's': - case 'c': - fatal("int-sized values not expected in DataPatch"); - break; - - case 'i': { - address operand = Assembler::locate_operand(pc, Assembler::narrow_oop_operand); - Handle obj = Constant::object(constant); + switch (typeChar) { + case 'z': + case 'b': + case 's': + case 'c': + fatal("int-sized values not expected in DataPatch"); + break; + case 'i': { + address operand = Assembler::locate_operand(pc, Assembler::narrow_oop_operand); + Handle obj = Constant::object(inlineData); - 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 '*': { - if (inlined) { + 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(constant); - } else { - address operand = Assembler::locate_operand(pc, Assembler::disp32_operand); - address next_instruction = Assembler::locate_next_instruction(pc); - int size = _constants->size(); - if (alignment > 0) { - guarantee(alignment <= _constants->alignment(), "Alignment inside constants section is restricted by alignment of section begin"); - size = align_size_up(size, alignment); - } - // we don't care if this is a long/double/etc., the primitive field contains the right bits - address dest = _constants->start() + size; - _constants->set_end(dest); - if (constant != NULL) { - uint64_t value = Constant::primitive(constant); - _constants->emit_int64(value); - } else { - arrayOop rawConstant = arrayOop(CompilationResult_DataPatch::rawConstant(site)); - int8_t *ptr = (int8_t*) rawConstant->base(T_BYTE); - for (int i = rawConstant->length(); i > 0; i--, ptr++) { - _constants->emit_int8(*ptr); - } - } + *((jlong*) operand) = Constant::primitive(inlineData); + break; + } + case 'a': { + address operand = Assembler::locate_operand(pc, Assembler::imm_operand); + Handle obj = Constant::object(inlineData); - 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 (%c) at %p/%p with destination at %p (%d)", typeChar, pc, operand, dest, size); + 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; } - break; + default: + fatal(err_msg("unexpected Kind (%d) in DataPatch", typeChar)); + break; } - case 'a': { - address operand = Assembler::locate_operand(pc, Assembler::imm_operand); - Handle obj = Constant::object(constant); + } 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; - 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; + 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); } }