diff options
Diffstat (limited to 'Source/JavaScriptCore/dfg/DFGOSRExitCompiler64.cpp')
| -rw-r--r-- | Source/JavaScriptCore/dfg/DFGOSRExitCompiler64.cpp | 42 |
1 files changed, 24 insertions, 18 deletions
diff --git a/Source/JavaScriptCore/dfg/DFGOSRExitCompiler64.cpp b/Source/JavaScriptCore/dfg/DFGOSRExitCompiler64.cpp index 98c891ac7..f5e03973c 100644 --- a/Source/JavaScriptCore/dfg/DFGOSRExitCompiler64.cpp +++ b/Source/JavaScriptCore/dfg/DFGOSRExitCompiler64.cpp @@ -36,15 +36,15 @@ void OSRExitCompiler::compileExit(const OSRExit& exit, SpeculationRecovery* reco { // 1) Pro-forma stuff. #if DFG_ENABLE(DEBUG_VERBOSE) - fprintf(stderr, "OSR exit for Node @%d (", (int)exit.m_nodeIndex); + dataLog("OSR exit for Node @%d (", (int)exit.m_nodeIndex); for (CodeOrigin codeOrigin = exit.m_codeOrigin; ; codeOrigin = codeOrigin.inlineCallFrame->caller) { - fprintf(stderr, "bc#%u", codeOrigin.bytecodeIndex); + dataLog("bc#%u", codeOrigin.bytecodeIndex); if (!codeOrigin.inlineCallFrame) break; - fprintf(stderr, " -> %p ", codeOrigin.inlineCallFrame->executable.get()); + dataLog(" -> %p ", codeOrigin.inlineCallFrame->executable.get()); } - fprintf(stderr, ") "); - exit.dump(stderr); + dataLog(") "); + exit.dump(WTF::dataFile()); #endif #if DFG_ENABLE(VERBOSE_SPECULATION_FAILURE) SpeculationFailureDebugInfo* debugInfo = new SpeculationFailureDebugInfo; @@ -88,14 +88,20 @@ void OSRExitCompiler::compileExit(const OSRExit& exit, SpeculationRecovery* reco // 3) Refine some value profile, if appropriate. if (!!exit.m_jsValueSource && !!exit.m_valueProfile) { + EncodedJSValue* bucket = exit.m_valueProfile.getSpecFailBucket(0); + +#if DFG_ENABLE(VERBOSE_SPECULATION_FAILURE) + dataLog(" (have exit profile, bucket %p) ", bucket); +#endif + if (exit.m_jsValueSource.isAddress()) { // We can't be sure that we have a spare register. So use the tagTypeNumberRegister, // since we know how to restore it. m_jit.loadPtr(AssemblyHelpers::Address(exit.m_jsValueSource.asAddress()), GPRInfo::tagTypeNumberRegister); - m_jit.storePtr(GPRInfo::tagTypeNumberRegister, exit.m_valueProfile->specFailBucket(0)); + m_jit.storePtr(GPRInfo::tagTypeNumberRegister, bucket); m_jit.move(AssemblyHelpers::TrustedImmPtr(bitwise_cast<void*>(TagTypeNumber)), GPRInfo::tagTypeNumberRegister); } else - m_jit.storePtr(exit.m_jsValueSource.gpr(), exit.m_valueProfile->specFailBucket(0)); + m_jit.storePtr(exit.m_jsValueSource.gpr(), bucket); } // 4) Figure out how many scratch slots we'll need. We need one for every GPR/FPR @@ -184,24 +190,24 @@ void OSRExitCompiler::compileExit(const OSRExit& exit, SpeculationRecovery* reco } #if DFG_ENABLE(DEBUG_VERBOSE) - fprintf(stderr, " "); + dataLog(" "); if (numberOfPoisonedVirtualRegisters) - fprintf(stderr, "Poisoned=%u ", numberOfPoisonedVirtualRegisters); + dataLog("Poisoned=%u ", numberOfPoisonedVirtualRegisters); if (numberOfDisplacedVirtualRegisters) - fprintf(stderr, "Displaced=%u ", numberOfDisplacedVirtualRegisters); + dataLog("Displaced=%u ", numberOfDisplacedVirtualRegisters); if (haveUnboxedInt32s) - fprintf(stderr, "UnboxedInt32 "); + dataLog("UnboxedInt32 "); if (haveUnboxedDoubles) - fprintf(stderr, "UnboxedDoubles "); + dataLog("UnboxedDoubles "); if (haveUInt32s) - fprintf(stderr, "UInt32 "); + dataLog("UInt32 "); if (haveFPRs) - fprintf(stderr, "FPR "); + dataLog("FPR "); if (haveConstants) - fprintf(stderr, "Constants "); + dataLog("Constants "); if (haveUndefined) - fprintf(stderr, "Undefined "); - fprintf(stderr, " "); + dataLog("Undefined "); + dataLog(" "); #endif EncodedJSValue* scratchBuffer = static_cast<EncodedJSValue*>(m_jit.globalData()->scratchBufferForSize(sizeof(EncodedJSValue) * std::max(haveUInt32s ? 2u : 0u, numberOfPoisonedVirtualRegisters + (numberOfDisplacedVirtualRegisters <= GPRInfo::numberOfRegisters ? 0 : numberOfDisplacedVirtualRegisters)))); @@ -624,7 +630,7 @@ void OSRExitCompiler::compileExit(const OSRExit& exit, SpeculationRecovery* reco m_jit.jump(GPRInfo::regT1); #if DFG_ENABLE(DEBUG_VERBOSE) - fprintf(stderr, "-> %p\n", jumpTarget); + dataLog("-> %p\n", jumpTarget); #endif } |