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Unified Diff: src/mips64/builtins-mips64.cc

Issue 1684073002: [Interpreter] Save and restore dispatch table pointer during calls. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@int_assm
Patch Set: Address review comments Created 4 years, 10 months ago
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Index: src/mips64/builtins-mips64.cc
diff --git a/src/mips64/builtins-mips64.cc b/src/mips64/builtins-mips64.cc
index 3b1628eed37c22751615516241295cac0a461a2e..c55ef2f4a7b5c5b3c21bfd5b21e196db66553656 100644
--- a/src/mips64/builtins-mips64.cc
+++ b/src/mips64/builtins-mips64.cc
@@ -968,10 +968,11 @@ void Builtins::Generate_InterpreterEntryTrampoline(MacroAssembler* masm) {
__ Push(ra, fp, cp, a1);
__ Daddu(fp, sp, Operand(StandardFrameConstants::kFixedFrameSizeFromFp));
- __ Push(a3);
- // Push zero for bytecode array offset.
- __ Push(zero_reg);
+ // Push new.target, dispatch table pointer and zero for bytecode array offset.
+ __ li(a0, Operand(ExternalReference::interpreter_dispatch_table_address(
+ masm->isolate())));
+ __ Push(a3, a0, zero_reg);
// Get the bytecode array from the function object and load the pointer to the
// first entry into kInterpreterBytecodeRegister.
@@ -1029,9 +1030,8 @@ void Builtins::Generate_InterpreterEntryTrampoline(MacroAssembler* masm) {
Operand(InterpreterFrameConstants::kRegisterFilePointerFromFp));
__ li(kInterpreterBytecodeOffsetRegister,
Operand(BytecodeArray::kHeaderSize - kHeapObjectTag));
- __ li(kInterpreterDispatchTableRegister,
- Operand(ExternalReference::interpreter_dispatch_table_address(
- masm->isolate())));
+ __ lw(kInterpreterDispatchTableRegister,
+ MemOperand(fp, InterpreterFrameConstants::kDispatchTableFromFp));
// Dispatch to the first bytecode handler for the function.
__ Daddu(a0, kInterpreterBytecodeArrayRegister,
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