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Replace bitwiseCast with llvm::bit_cast 

PiperOrigin-RevId: 258986485
This commit is contained in:
Lei Zhang 2019-07-19 09:51:08 -07:00 committed by Mehdi Amini
parent e239f9647e
commit 9da6e90e1c
1 changed files with 5 additions and 12 deletions
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17
mlir/lib/Dialect/SPIRV/Serialization/Deserializer.cpp
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@ -28,18 +28,10 @@
#include "mlir/IR/Location.h"
#include "mlir/Support/LogicalResult.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/bit.h"
using namespace mlir;
template <typename Dst, typename Src>
inline Dst bitwiseCast(Src source) noexcept {
Dst dest;
static_assert(sizeof(source) == sizeof(dest),
"bitwiseCast requires same source and destination bitwidth");
std::memcpy(&dest, &source, sizeof(dest));
return dest;
}
namespace {
/// A SPIR-V module serializer.
///
@ -219,9 +211,10 @@ LogicalResult Deserializer::processMemoryModel(ArrayRef<uint32_t> operands) {
module->setAttr(
"addressing_model",
opBuilder.getI32IntegerAttr(bitwiseCast<int32_t>(operands.front())));
module->setAttr("memory_model", opBuilder.getI32IntegerAttr(
bitwiseCast<int32_t>(operands.back())));
opBuilder.getI32IntegerAttr(llvm::bit_cast<int32_t>(operands.front())));
module->setAttr(
"memory_model",
opBuilder.getI32IntegerAttr(llvm::bit_cast<int32_t>(operands.back())));
return success();
}