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Unified Diff: src/ia32/lithium-codegen-ia32.cc

Issue 1219943002: Expose SIMD.Float32x4 type to Javascript. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Back out changes to include/v8.h Created 5 years, 5 months ago
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Index: src/ia32/lithium-codegen-ia32.cc
diff --git a/src/ia32/lithium-codegen-ia32.cc b/src/ia32/lithium-codegen-ia32.cc
index c236f73345b7d6b57051da40e7ef403c15070e80..00860115ba82a0ad386df7ba9fb86c866ec2c462 100644
--- a/src/ia32/lithium-codegen-ia32.cc
+++ b/src/ia32/lithium-codegen-ia32.cc
@@ -2164,6 +2164,12 @@ void LCodeGen::DoBranch(LBranch* instr) {
__ j(equal, instr->TrueLabel(chunk_));
}
+ if (expected.Contains(ToBooleanStub::SIMD_VALUE)) {
+ // SIMD value -> true.
+ __ CmpInstanceType(map, FLOAT32X4_TYPE);
+ __ j(equal, instr->TrueLabel(chunk_));
+ }
+
if (expected.Contains(ToBooleanStub::HEAP_NUMBER)) {
// heap number -> false iff +0, -0, or NaN.
Label not_heap_number;
@@ -5510,6 +5516,11 @@ Condition LCodeGen::EmitTypeofIs(LTypeofIsAndBranch* instr, Register input) {
1 << Map::kIsUndetectable);
final_branch_condition = zero;
+ } else if (String::Equals(type_name, factory()->float32x4_string())) {
+ __ JumpIfSmi(input, false_label, false_distance);
+ __ CmpObjectType(input, FLOAT32X4_TYPE, input);
+ final_branch_condition = equal;
+
} else {
__ jmp(false_label, false_distance);
}
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