AuroraMiddleware/v8
1
0
Fork 0
Code Issues 2 Pull Requests Releases Wiki Activity

Remove unnecessary MarkAsDeferredCalling when changing a tagged value to double

Browse Source 
R=danno@chromium.org

Review URL: https://codereview.chromium.org/25373003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@17174 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
haitao.feng@intel.com 2013-10-14 06:31:01 +00:00
parent ddcf385daf
commit 8ad8ff10e3
4 changed files with 0 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
src/arm/lithium-arm.cc
View File

@ -1946,7 +1946,6 @@ LInstruction* LChunkBuilder::DoChange(HChange* instr) {
} }
if (from.IsTagged()) { if (from.IsTagged()) {
if (to.IsDouble()) { if (to.IsDouble()) {
info()->MarkAsDeferredCalling();
LOperand* value = UseRegister(instr->value()); LOperand* value = UseRegister(instr->value());
LNumberUntagD* res = new(zone()) LNumberUntagD(value); LNumberUntagD* res = new(zone()) LNumberUntagD(value);
return AssignEnvironment(DefineAsRegister(res)); return AssignEnvironment(DefineAsRegister(res));

1
src/ia32/lithium-ia32.cc
View File

@ -1926,7 +1926,6 @@ LInstruction* LChunkBuilder::DoChange(HChange* instr) {
// building a stack frame. // building a stack frame.
if (from.IsTagged()) { if (from.IsTagged()) {
if (to.IsDouble()) { if (to.IsDouble()) {
info()->MarkAsDeferredCalling();
LOperand* value = UseRegister(instr->value()); LOperand* value = UseRegister(instr->value());
// Temp register only necessary for minus zero check. // Temp register only necessary for minus zero check.
LOperand* temp = TempRegister(); LOperand* temp = TempRegister();

1
src/mips/lithium-mips.cc
View File

@ -1866,7 +1866,6 @@ LInstruction* LChunkBuilder::DoChange(HChange* instr) {
} }
if (from.IsTagged()) { if (from.IsTagged()) {
if (to.IsDouble()) { if (to.IsDouble()) {
info()->MarkAsDeferredCalling();
LOperand* value = UseRegister(instr->value()); LOperand* value = UseRegister(instr->value());
LNumberUntagD* res = new(zone()) LNumberUntagD(value); LNumberUntagD* res = new(zone()) LNumberUntagD(value);
return AssignEnvironment(DefineAsRegister(res)); return AssignEnvironment(DefineAsRegister(res));

1
src/x64/lithium-x64.cc
View File

@ -1822,7 +1822,6 @@ LInstruction* LChunkBuilder::DoChange(HChange* instr) {
// building a stack frame. // building a stack frame.
if (from.IsTagged()) { if (from.IsTagged()) {
if (to.IsDouble()) { if (to.IsDouble()) {
info()->MarkAsDeferredCalling();
LOperand* value = UseRegister(instr->value()); LOperand* value = UseRegister(instr->value());
LNumberUntagD* res = new(zone()) LNumberUntagD(value); LNumberUntagD* res = new(zone()) LNumberUntagD(value);
return AssignEnvironment(DefineAsRegister(res)); return AssignEnvironment(DefineAsRegister(res));