AuroraMiddleware/v8
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[cleanup] Add operator parameter accessor for S8x16Shuffle

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Bug: v8:7517, v8:9183
Change-Id: Ic9beade6893b81aaa77f9c634cbeb7444260907b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/973375
Auto-Submit: Sigurd Schneider <sigurds@chromium.org>
Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
Commit-Queue: Tobias Tebbi <tebbi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62177}
This commit is contained in:
Sigurd Schneider 2019-06-14 13:54:45 +02:00 committed by Commit Bot
parent 1de4631ef4
commit 7e7c1b10d5
4 changed files with 10 additions and 2 deletions
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2
src/compiler/backend/instruction-selector.cc
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@ -2965,7 +2965,7 @@ void InstructionSelector::CanonicalizeShuffle(bool inputs_equal,
void InstructionSelector::CanonicalizeShuffle(Node* node, uint8_t* shuffle,
bool* is_swizzle) {
// Get raw shuffle indices.
memcpy(shuffle, OpParameter<uint8_t*>(node->op()), kSimd128Size);
memcpy(shuffle, S8x16ShuffleOf(node->op()), kSimd128Size);
bool needs_swap;
bool inputs_equal = GetVirtualRegister(node->InputAt(0)) ==
GetVirtualRegister(node->InputAt(1));

5
src/compiler/machine-operator.cc
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@ -1302,6 +1302,11 @@ const Operator* MachineOperatorBuilder::S8x16Shuffle(
2, 0, 0, 1, 0, 0, array);
}
const uint8_t* S8x16ShuffleOf(Operator const* op) {
DCHECK_EQ(IrOpcode::kS8x16Shuffle, op->opcode());
return OpParameter<const uint8_t*>(op);
}
#undef PURE_BINARY_OP_LIST_32
#undef PURE_BINARY_OP_LIST_64
#undef MACHINE_PURE_OP_LIST

3
src/compiler/machine-operator.h
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@ -112,6 +112,9 @@ MachineRepresentation AtomicStoreRepresentationOf(Operator const* op)
MachineType AtomicOpType(Operator const* op) V8_WARN_UNUSED_RESULT;
V8_EXPORT_PRIVATE const uint8_t* S8x16ShuffleOf(Operator const* op)
V8_WARN_UNUSED_RESULT;
// Interface for building machine-level operators. These operators are
// machine-level but machine-independent and thus define a language suitable
// for generating code to run on architectures such as ia32, x64, arm, etc.

2
src/compiler/simd-scalar-lowering.cc
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@ -1347,7 +1347,7 @@ void SimdScalarLowering::LowerNode(Node* node) {
}
case IrOpcode::kS8x16Shuffle: {
DCHECK_EQ(2, node->InputCount());
const uint8_t* shuffle = OpParameter<uint8_t*>(node->op());
const uint8_t* shuffle = S8x16ShuffleOf(node->op());
Node** rep_left = GetReplacementsWithType(node->InputAt(0), rep_type);
Node** rep_right = GetReplacementsWithType(node->InputAt(1), rep_type);
Node** rep_node = zone()->NewArray<Node*>(16);