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

Issue 2803853005: Inline Array.prototype.forEach in TurboFan (Closed)
Patch Set: Disable new array builtins by default Created 3 years, 6 months ago
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Index: src/builtins/mips64/builtins-mips64.cc
diff --git a/src/builtins/mips64/builtins-mips64.cc b/src/builtins/mips64/builtins-mips64.cc
index 4d80993952b6f70cd4d54c37c2617bc93cdfe81e..f292807a635a4a5802bc745b97785bc325852431 100644
--- a/src/builtins/mips64/builtins-mips64.cc
+++ b/src/builtins/mips64/builtins-mips64.cc
@@ -1647,6 +1647,70 @@ void Builtins::Generate_NotifyStubFailureSaveDoubles(MacroAssembler* masm) {
Generate_NotifyStubFailureHelper(masm, kSaveFPRegs);
}
+void Builtins::Generate_NotifyBuiltinContinuation(MacroAssembler* masm) {
+ {
+ FrameScope scope(masm, StackFrame::INTERNAL);
+ // Preserve possible return result from lazy deopt.
+ __ push(v0);
+ // Pass the function and deoptimization type to the runtime system.
+ __ CallRuntime(Runtime::kNotifyStubFailure, false);
+ __ pop(v0);
+ }
+
+ __ Daddu(sp, sp, Operand(kPointerSize)); // Ignore state
+ __ Jump(ra); // Jump to the ContinueToBuiltin stub
+}
+
+namespace {
+void Generate_ContinueToBuiltinHelper(MacroAssembler* masm,
+ bool java_script_builtin,
+ bool with_result) {
+ const RegisterConfiguration* config(RegisterConfiguration::Turbofan());
+ int allocatable_register_count = config->num_allocatable_general_registers();
+ if (with_result) {
+ // Overwrite the hole inserted by the deoptimizer with the return value from
+ // the LAZY deopt point.
+ __ Sd(v0,
+ MemOperand(
+ sp, config->num_allocatable_general_registers() * kPointerSize +
+ BuiltinContinuationFrameConstants::kFixedFrameSize));
+ }
+ for (int i = allocatable_register_count - 1; i >= 0; --i) {
+ int code = config->GetAllocatableGeneralCode(i);
+ __ Pop(Register::from_code(code));
+ if (java_script_builtin && code == kJavaScriptCallArgCountRegister.code()) {
+ __ SmiUntag(Register::from_code(code));
+ }
+ }
+ __ Ld(fp, MemOperand(
+ sp, BuiltinContinuationFrameConstants::kFixedFrameSizeFromFp));
+ __ Pop(t0);
+ __ Daddu(sp, sp,
+ Operand(BuiltinContinuationFrameConstants::kFixedFrameSizeFromFp));
+ __ Pop(ra);
+ __ Daddu(t0, t0, Operand(Code::kHeaderSize - kHeapObjectTag));
+ __ Jump(t0);
+}
+} // namespace
+
+void Builtins::Generate_ContinueToCodeStubBuiltin(MacroAssembler* masm) {
+ Generate_ContinueToBuiltinHelper(masm, false, false);
+}
+
+void Builtins::Generate_ContinueToCodeStubBuiltinWithResult(
+ MacroAssembler* masm) {
+ Generate_ContinueToBuiltinHelper(masm, false, true);
+}
+
+void Builtins::Generate_ContinueToJavaScriptBuiltin(MacroAssembler* masm) {
+ Generate_ContinueToBuiltinHelper(masm, true, false);
+}
+
+void Builtins::Generate_ContinueToJavaScriptBuiltinWithResult(
+ MacroAssembler* masm) {
+ Generate_ContinueToBuiltinHelper(masm, true, true);
+}
+
static void Generate_NotifyDeoptimizedHelper(MacroAssembler* masm,
Deoptimizer::BailoutType type) {
{
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