AMDGPU: Temporarily disable packed inlinable literals (v2f16, v2i16)
Differential Revision: https://reviews.llvm.org/D32361
llvm-svn: 301028
diff --git a/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp b/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp
index 86095a8..5a3242b 100644
--- a/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp
@@ -93,6 +93,12 @@
} // end namespace anonymous
namespace llvm {
+
+static cl::opt<bool> EnablePackedInlinableLiterals(
+ "enable-packed-inlinable-literals",
+ cl::desc("Enable packed inlinable literals (v2f16, v2i16)"),
+ cl::init(false));
+
namespace AMDGPU {
namespace IsaInfo {
@@ -703,6 +709,9 @@
bool isInlinableLiteralV216(int32_t Literal, bool HasInv2Pi) {
assert(HasInv2Pi);
+ if (!EnablePackedInlinableLiterals)
+ return false;
+
int16_t Lo16 = static_cast<int16_t>(Literal);
int16_t Hi16 = static_cast<int16_t>(Literal >> 16);
return Lo16 == Hi16 && isInlinableLiteral16(Lo16, HasInv2Pi);