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Unified Diff: src/mips/lithium-codegen-mips.cc

Issue 180803005: HAllocate should never generate allocation code if the requested size does not fit into page. Regre… (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 10 months ago
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Index: src/mips/lithium-codegen-mips.cc
diff --git a/src/mips/lithium-codegen-mips.cc b/src/mips/lithium-codegen-mips.cc
index 7f9310a7c1c16014cb65004be721c7df8b4f29a2..edf8b95bedf866c08b2fb516e96fa4dddb22a326 100644
--- a/src/mips/lithium-codegen-mips.cc
+++ b/src/mips/lithium-codegen-mips.cc
@@ -5208,7 +5208,11 @@ void LCodeGen::DoAllocate(LAllocate* instr) {
}
if (instr->size()->IsConstantOperand()) {
int32_t size = ToInteger32(LConstantOperand::cast(instr->size()));
- __ Allocate(size, result, scratch, scratch2, deferred->entry(), flags);
+ if (size <= Page::kMaxRegularHeapObjectSize) {
+ __ Allocate(size, result, scratch, scratch2, deferred->entry(), flags);
+ } else {
+ __ jmp(deferred->entry());
+ }
} else {
Register size = ToRegister(instr->size());
__ Allocate(size,
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