R600/SI: Add pattern for AMDGPU.trunc intrinsic

Patch by: Michel Dänzer

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181263 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/R600/SIInstructions.td b/lib/Target/R600/SIInstructions.td
index fcae109fea7c85bd0ac611377b0050fa32fea719..691a0406455d0d2961f9455d1dbad1e5f9a025d5 100644 (file)
--- a/lib/Target/R600/SIInstructions.td
+++ b/lib/Target/R600/SIInstructions.td
@@ -624,7 +624,9 @@ defm V_MOV_FED_B32 : VOP1_32 <0x00000009, "V_MOV_FED_B32", []>;
 defm V_FRACT_F32 : VOP1_32 <0x00000020, "V_FRACT_F32",
   [(set f32:$dst, (AMDGPUfract f32:$src0))]
 >;
-defm V_TRUNC_F32 : VOP1_32 <0x00000021, "V_TRUNC_F32", []>;
+defm V_TRUNC_F32 : VOP1_32 <0x00000021, "V_TRUNC_F32",
+  [(set f32:$dst, (int_AMDGPU_trunc f32:$src0))]
+>;
 defm V_CEIL_F32 : VOP1_32 <0x00000022, "V_CEIL_F32",
   [(set f32:$dst, (fceil f32:$src0))]
 >;