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Unified Diff: src/compiler/ppc/code-generator-ppc.cc

Issue 1284893002: Reland: [turbofan] Various fixes to allow unboxed doubles as arguments in registers and on the stac… (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 4 months ago
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Index: src/compiler/ppc/code-generator-ppc.cc
diff --git a/src/compiler/ppc/code-generator-ppc.cc b/src/compiler/ppc/code-generator-ppc.cc
index 4e9f99fb9c3f5a51299c9a21a3f64abdfaa732ea..0cdbd5f6d0c4438791c2042361b4d7e5f8ea6c76 100644
--- a/src/compiler/ppc/code-generator-ppc.cc
+++ b/src/compiler/ppc/code-generator-ppc.cc
@@ -99,12 +99,9 @@ class PPCOperandConverter final : public InstructionOperandConverter {
MemOperand ToMemOperand(InstructionOperand* op) const {
DCHECK(op != NULL);
- DCHECK(!op->IsRegister());
- DCHECK(!op->IsDoubleRegister());
DCHECK(op->IsStackSlot() || op->IsDoubleStackSlot());
- // The linkage computes where all spill slots are located.
- FrameOffset offset = linkage()->GetFrameOffset(
- AllocatedOperand::cast(op)->index(), frame(), 0);
+ FrameOffset offset =
+ linkage()->GetFrameOffset(AllocatedOperand::cast(op)->index(), frame());
return MemOperand(offset.from_stack_pointer() ? sp : fp, offset.offset());
}
};
@@ -1360,6 +1357,7 @@ void CodeGenerator::AssemblePrologue() {
void CodeGenerator::AssembleReturn() {
CallDescriptor* descriptor = linkage()->GetIncomingDescriptor();
int stack_slots = frame()->GetSpillSlotCount();
+ int pop_count = static_cast<int>(descriptor->StackParameterCount());
if (descriptor->kind() == CallDescriptor::kCallAddress) {
if (frame()->GetRegisterSaveAreaSize() > 0) {
// Remove this frame's spill slots first.
@@ -1378,21 +1376,17 @@ void CodeGenerator::AssembleReturn() {
const RegList saves = descriptor->CalleeSavedRegisters() & ~frame_saves;
__ MultiPop(saves);
}
- __ LeaveFrame(StackFrame::MANUAL);
- __ Ret();
} else if (descriptor->IsJSFunctionCall() || needs_frame_) {
// Canonicalize JSFunction return sites for now.
if (return_label_.is_bound()) {
__ b(&return_label_);
+ return;
} else {
__ bind(&return_label_);
- int pop_count = static_cast<int>(descriptor->StackParameterCount());
- __ LeaveFrame(StackFrame::MANUAL, pop_count * kPointerSize);
- __ Ret();
}
- } else {
- __ Ret();
}
+ __ LeaveFrame(StackFrame::MANUAL, pop_count * kPointerSize);
+ __ Ret();
}
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