Revision: 15834
Author: [email protected]
Date: Tue Jul 23 08:29:32 2013
Log: Merged r15334 into 3.19 branch.
ia32: Restore missing temp register for LNumberTagU
BUG=v8:2692
[email protected]
Review URL: https://codereview.chromium.org/19863007
http://code.google.com/p/v8/source/detail?r=15834
Modified:
/branches/3.19/src/ia32/lithium-codegen-ia32.cc
/branches/3.19/src/ia32/lithium-ia32.cc
/branches/3.19/src/ia32/lithium-ia32.h
/branches/3.19/src/version.cc
=======================================
--- /branches/3.19/src/ia32/lithium-codegen-ia32.cc Wed Jun 19 11:17:45 2013
+++ /branches/3.19/src/ia32/lithium-codegen-ia32.cc Tue Jul 23 08:29:32 2013
@@ -4911,7 +4911,8 @@
} else {
if (CpuFeatures::IsSupported(SSE2)) {
CpuFeatureScope feature_scope(masm(), SSE2);
- __ LoadUint32(xmm0, reg, xmm1);
+ __ LoadUint32(xmm0, reg,
+ ToDoubleRegister(LNumberTagU::cast(instr)->temp()));
} else {
// There's no fild variant for unsigned values, so zero-extend to a
64-bit
// int manually.
=======================================
--- /branches/3.19/src/ia32/lithium-ia32.cc Tue Jun 18 04:54:54 2013
+++ /branches/3.19/src/ia32/lithium-ia32.cc Tue Jul 23 08:29:32 2013
@@ -2024,7 +2024,9 @@
if (val->HasRange() && val->range()->IsInSmiRange()) {
return DefineSameAsFirst(new(zone()) LSmiTag(value));
} else if (val->CheckFlag(HInstruction::kUint32)) {
- LNumberTagU* result = new(zone()) LNumberTagU(value);
+ LOperand* temp = CpuFeatures::IsSupported(SSE2) ? FixedTemp(xmm1)
+ : NULL;
+ LNumberTagU* result = new(zone()) LNumberTagU(value, temp);
return
AssignEnvironment(AssignPointerMap(DefineSameAsFirst(result)));
} else {
LNumberTagI* result = new(zone()) LNumberTagI(value);
=======================================
--- /branches/3.19/src/ia32/lithium-ia32.h Tue Jun 18 04:54:54 2013
+++ /branches/3.19/src/ia32/lithium-ia32.h Tue Jul 23 08:29:32 2013
@@ -2048,13 +2048,15 @@
};
-class LNumberTagU: public LTemplateInstruction<1, 1, 0> {
+class LNumberTagU: public LTemplateInstruction<1, 1, 1> {
public:
- explicit LNumberTagU(LOperand* value) {
+ LNumberTagU(LOperand* value, LOperand* temp) {
inputs_[0] = value;
+ temps_[0] = temp;
}
LOperand* value() { return inputs_[0]; }
+ LOperand* temp() { return temps_[0]; }
DECLARE_CONCRETE_INSTRUCTION(NumberTagU, "number-tag-u")
};
=======================================
--- /branches/3.19/src/version.cc Mon Jul 22 17:01:02 2013
+++ /branches/3.19/src/version.cc Tue Jul 23 08:29:32 2013
@@ -35,7 +35,7 @@
#define MAJOR_VERSION 3
#define MINOR_VERSION 19
#define BUILD_NUMBER 18
-#define PATCH_LEVEL 16
+#define PATCH_LEVEL 17
// Use 1 for candidates and 0 otherwise.
// (Boolean macro values are not supported by all preprocessors.)
#define IS_CANDIDATE_VERSION 0
--
--
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