From 7f4e0766f17da3aa5d6e651452ba756d42f188ff Mon Sep 17 00:00:00 2001 From: Craig Topper Date: Sun, 4 Dec 2016 21:13:05 +0000 Subject: [PATCH] [X86] Mark 256-bit DPPS intrinsic as commutable to increase load matching opportunities. llvm-svn: 288622 --- llvm/include/llvm/IR/IntrinsicsX86.td | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/llvm/include/llvm/IR/IntrinsicsX86.td b/llvm/include/llvm/IR/IntrinsicsX86.td index 4312a7e..565ecc6 100644 --- a/llvm/include/llvm/IR/IntrinsicsX86.td +++ b/llvm/include/llvm/IR/IntrinsicsX86.td @@ -1421,7 +1421,7 @@ let TargetPrefix = "x86" in { // All intrinsics start with "llvm.x86.". let TargetPrefix = "x86" in { // All intrinsics start with "llvm.x86.". def int_x86_avx_dp_ps_256 : GCCBuiltin<"__builtin_ia32_dpps256">, Intrinsic<[llvm_v8f32_ty], [llvm_v8f32_ty, - llvm_v8f32_ty, llvm_i8_ty], [IntrNoMem]>; + llvm_v8f32_ty, llvm_i8_ty], [IntrNoMem, Commutative]>; } // Vector compare -- 2.7.4