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Unified Diff: src/x64/codegen-x64.cc

Issue 863633002: Use signaling NaN for holes in fixed double arrays. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix phi? Created 5 years, 11 months ago
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Index: src/x64/codegen-x64.cc
diff --git a/src/x64/codegen-x64.cc b/src/x64/codegen-x64.cc
index ceee95488faf27b8ece14ba4f77644e8cd04f9a3..f428a9ac99f2352d74a17b2d9680ee3143d54d85 100644
--- a/src/x64/codegen-x64.cc
+++ b/src/x64/codegen-x64.cc
@@ -286,7 +286,7 @@ void ElementsTransitionGenerator::GenerateSmiToDouble(
STATIC_ASSERT(FixedDoubleArray::kHeaderSize == FixedArray::kHeaderSize);
Label loop, entry, convert_hole;
- __ movq(r15, bit_cast<int64_t, uint64_t>(kHoleNanInt64));
+ __ movq(r15, bit_cast<int64_t>(FixedDoubleArray::hole_nan_as_double()));
// r15: the-hole NaN
__ jmp(&entry);
@@ -393,7 +393,7 @@ void ElementsTransitionGenerator::GenerateDoubleToObject(
__ movp(FieldOperand(r11, FixedArray::kLengthOffset), r14);
// Prepare for conversion loop.
- __ movq(rsi, bit_cast<int64_t, uint64_t>(kHoleNanInt64));
+ __ movq(rsi, bit_cast<int64_t>(FixedDoubleArray::hole_nan_as_double()));
__ LoadRoot(rdi, Heap::kTheHoleValueRootIndex);
// rsi: the-hole NaN
// rdi: pointer to the-hole
« src/arm64/lithium-codegen-arm64.cc ('K') | « src/serialize.cc ('k') | src/x64/lithium-codegen-x64.cc » ('j') | no next file with comments »

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