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Unified Diff: src/x87/macro-assembler-x87.cc

Issue 1816423002: X87: [stubs] Split ToNumberStub into reusable subparts. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 9 months ago
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Index: src/x87/macro-assembler-x87.cc
diff --git a/src/x87/macro-assembler-x87.cc b/src/x87/macro-assembler-x87.cc
index 821229d1952b9037490404761dddedb635c8cd13..0c2efd27bfd766c089c6c944d45a0e0289998f43 100644
--- a/src/x87/macro-assembler-x87.cc
+++ b/src/x87/macro-assembler-x87.cc
@@ -907,6 +907,15 @@ void MacroAssembler::AssertNumber(Register object) {
}
}
+void MacroAssembler::AssertNotNumber(Register object) {
+ if (emit_debug_code()) {
+ test(object, Immediate(kSmiTagMask));
+ Check(not_equal, kOperandIsANumber);
+ cmp(FieldOperand(object, HeapObject::kMapOffset),
+ isolate()->factory()->heap_number_map());
+ Check(not_equal, kOperandIsANumber);
+ }
+}
void MacroAssembler::AssertSmi(Register object) {
if (emit_debug_code()) {
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