Mercurial > hg > truffle
comparison src/cpu/x86/vm/c1_LIRAssembler_x86.cpp @ 1206:87684f1a88b5
6614597: Performance variability in jvm2008 xml.validation
Summary: Fix incorrect marking of methods as not compilable.
Reviewed-by: never
author | kvn |
---|---|
date | Mon, 01 Feb 2010 16:49:49 -0800 |
parents | 18a389214829 |
children | 7f8790caccb0 576e77447e3c |
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inserted
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1205:5fcfaa1ad96f | 1206:87684f1a88b5 |
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3207 assert(data->is_CounterData(), "need CounterData for calls"); | 3207 assert(data->is_CounterData(), "need CounterData for calls"); |
3208 assert(op->mdo()->is_single_cpu(), "mdo must be allocated"); | 3208 assert(op->mdo()->is_single_cpu(), "mdo must be allocated"); |
3209 Register mdo = op->mdo()->as_register(); | 3209 Register mdo = op->mdo()->as_register(); |
3210 __ movoop(mdo, md->constant_encoding()); | 3210 __ movoop(mdo, md->constant_encoding()); |
3211 Address counter_addr(mdo, md->byte_offset_of_slot(data, CounterData::count_offset())); | 3211 Address counter_addr(mdo, md->byte_offset_of_slot(data, CounterData::count_offset())); |
3212 __ addl(counter_addr, DataLayout::counter_increment); | |
3213 Bytecodes::Code bc = method->java_code_at_bci(bci); | 3212 Bytecodes::Code bc = method->java_code_at_bci(bci); |
3214 // Perform additional virtual call profiling for invokevirtual and | 3213 // Perform additional virtual call profiling for invokevirtual and |
3215 // invokeinterface bytecodes | 3214 // invokeinterface bytecodes |
3216 if ((bc == Bytecodes::_invokevirtual || bc == Bytecodes::_invokeinterface) && | 3215 if ((bc == Bytecodes::_invokevirtual || bc == Bytecodes::_invokeinterface) && |
3217 Tier1ProfileVirtualCalls) { | 3216 Tier1ProfileVirtualCalls) { |
3274 Address recv_addr(mdo, md->byte_offset_of_slot(data, VirtualCallData::receiver_offset(i))); | 3273 Address recv_addr(mdo, md->byte_offset_of_slot(data, VirtualCallData::receiver_offset(i))); |
3275 __ cmpptr(recv_addr, (int32_t)NULL_WORD); | 3274 __ cmpptr(recv_addr, (int32_t)NULL_WORD); |
3276 __ jcc(Assembler::notEqual, next_test); | 3275 __ jcc(Assembler::notEqual, next_test); |
3277 __ movptr(recv_addr, recv); | 3276 __ movptr(recv_addr, recv); |
3278 __ movl(Address(mdo, md->byte_offset_of_slot(data, VirtualCallData::receiver_count_offset(i))), DataLayout::counter_increment); | 3277 __ movl(Address(mdo, md->byte_offset_of_slot(data, VirtualCallData::receiver_count_offset(i))), DataLayout::counter_increment); |
3279 if (i < (VirtualCallData::row_limit() - 1)) { | 3278 __ jmp(update_done); |
3280 __ jmp(update_done); | |
3281 } | |
3282 __ bind(next_test); | 3279 __ bind(next_test); |
3283 } | 3280 } |
3281 // Receiver did not match any saved receiver and there is no empty row for it. | |
3282 // Increment total counter to indicate polimorphic case. | |
3283 __ addl(counter_addr, DataLayout::counter_increment); | |
3284 | 3284 |
3285 __ bind(update_done); | 3285 __ bind(update_done); |
3286 } | 3286 } |
3287 } else { | |
3288 // Static call | |
3289 __ addl(counter_addr, DataLayout::counter_increment); | |
3287 } | 3290 } |
3288 } | 3291 } |
3289 | 3292 |
3290 | 3293 |
3291 void LIR_Assembler::emit_delay(LIR_OpDelay*) { | 3294 void LIR_Assembler::emit_delay(LIR_OpDelay*) { |