src/builtins/arm64/builtins-arm64.cc - Issue 2655013002: [Builtins] Smi-check the spread and go to runtime in CheckSpreadAndPushToStack.

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Unified Diff: src/builtins/arm64/builtins-arm64.cc

Issue 2655013002: [Builtins] Smi-check the spread and go to runtime in CheckSpreadAndPushToStack. (Closed)

Patch Set: Put a try/catch in the regression test so it doesn't fail Created 3 years, 11 months ago

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Index: src/builtins/arm64/builtins-arm64.cc

diff --git a/src/builtins/arm64/builtins-arm64.cc b/src/builtins/arm64/builtins-arm64.cc

index cc4ba869a357b1e9b1d4eb8fd08852a66cc0a887..0cd1ec0a7d60ebf07ebdfa715da39df0e532f808 100644

--- a/src/builtins/arm64/builtins-arm64.cc

+++ b/src/builtins/arm64/builtins-arm64.cc

@@ -2711,10 +2711,11 @@ static void CheckSpreadAndPushToStack(MacroAssembler* masm) {

+ Label runtime_call, push_args;

__ Peek(spread, 0);

+ __ JumpIfSmi(spread, &runtime_call);

__ Ldr(spread_map, FieldMemOperand(spread, HeapObject::kMapOffset));

- Label runtime_call, push_args;

// Check that the spread is an array.

__ CompareInstanceType(spread_map, scratch, JS_ARRAY_TYPE);

__ B(ne, &runtime_call);

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