Reviewers: Benedikt Meurer,
Description:
Reland "Fixed environment assignment for LCheckNonSmi."
Now with (hopefully correct) ARM64 part... :-}
Please review this at https://codereview.chromium.org/225313003/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files (+12, -4 lines):
M src/arm/lithium-arm.cc
M src/arm64/lithium-arm64.cc
M src/ia32/lithium-ia32.cc
M src/x64/lithium-x64.cc
Index: src/arm/lithium-arm.cc
diff --git a/src/arm/lithium-arm.cc b/src/arm/lithium-arm.cc
index
97722ccfa24876d8671978cbabfc49f5ce8fab64..357c191d817dd209487ff01bbaba11fee55f7761
100644
--- a/src/arm/lithium-arm.cc
+++ b/src/arm/lithium-arm.cc
@@ -1963,7 +1963,9 @@ LInstruction* LChunkBuilder::DoChange(HChange* instr)
{
LInstruction* LChunkBuilder::DoCheckHeapObject(HCheckHeapObject* instr) {
LOperand* value = UseRegisterAtStart(instr->value());
- return AssignEnvironment(new(zone()) LCheckNonSmi(value));
+ LInstruction* result = new(zone()) LCheckNonSmi(value);
+ if (!instr->value()->IsHeapObject()) result = AssignEnvironment(result);
+ return result;
}
Index: src/arm64/lithium-arm64.cc
diff --git a/src/arm64/lithium-arm64.cc b/src/arm64/lithium-arm64.cc
index
d58e3cc9916bf01890c550f2b581ae158f17c71c..adc2b5c916e47911c06fe4e62bf37e26eae1b15b
100644
--- a/src/arm64/lithium-arm64.cc
+++ b/src/arm64/lithium-arm64.cc
@@ -1202,7 +1202,9 @@ LInstruction* LChunkBuilder::DoCheckMaps(HCheckMaps*
instr) {
LInstruction* LChunkBuilder::DoCheckHeapObject(HCheckHeapObject* instr) {
LOperand* value = UseRegisterAtStart(instr->value());
- return AssignEnvironment(new(zone()) LCheckNonSmi(value));
+ LInstruction* result = new(zone()) LCheckNonSmi(value);
+ if (!instr->value()->IsHeapObject()) result = AssignEnvironment(result);
+ return result;
}
Index: src/ia32/lithium-ia32.cc
diff --git a/src/ia32/lithium-ia32.cc b/src/ia32/lithium-ia32.cc
index
66c79d1d587c2cf1857789728993c87e2cc97f43..cb15e0d82f4872f7b3bbc1608cf5d49c90126f22
100644
--- a/src/ia32/lithium-ia32.cc
+++ b/src/ia32/lithium-ia32.cc
@@ -2007,7 +2007,9 @@ LInstruction* LChunkBuilder::DoChange(HChange* instr)
{
LInstruction* LChunkBuilder::DoCheckHeapObject(HCheckHeapObject* instr) {
LOperand* value = UseAtStart(instr->value());
- return AssignEnvironment(new(zone()) LCheckNonSmi(value));
+ LInstruction* result = new(zone()) LCheckNonSmi(value);
+ if (!instr->value()->IsHeapObject()) result = AssignEnvironment(result);
+ return result;
}
Index: src/x64/lithium-x64.cc
diff --git a/src/x64/lithium-x64.cc b/src/x64/lithium-x64.cc
index
90f9a1a236f72eb1b23dac9fcea4262acb986b43..ea5ef9f3af7b1736b51cfcda0533a41f787bd799
100644
--- a/src/x64/lithium-x64.cc
+++ b/src/x64/lithium-x64.cc
@@ -1925,7 +1925,9 @@ LInstruction* LChunkBuilder::DoChange(HChange* instr)
{
LInstruction* LChunkBuilder::DoCheckHeapObject(HCheckHeapObject* instr) {
LOperand* value = UseRegisterAtStart(instr->value());
- return AssignEnvironment(new(zone()) LCheckNonSmi(value));
+ LInstruction* result = new(zone()) LCheckNonSmi(value);
+ if (!instr->value()->IsHeapObject()) result = AssignEnvironment(result);
+ return result;
}
--
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