[llvm] r258515 - AMDGPU: Don't use separate mulhu/mulhs Pats

[Matt Arsenault via llvm-commits]

Author: arsenm
Date: Fri Jan 22 12:42:49 2016
New Revision: 258515

URL: http://llvm.org/viewvc/llvm-project?rev=258515&view=rev
Log:
AMDGPU: Don't use separate mulhu/mulhs Pats

Modified:
    llvm/trunk/lib/Target/AMDGPU/SIInstructions.td

Modified: llvm/trunk/lib/Target/AMDGPU/SIInstructions.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SIInstructions.td?rev=258515&r1=258514&r2=258515&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/SIInstructions.td (original)
+++ llvm/trunk/lib/Target/AMDGPU/SIInstructions.td Fri Jan 22 12:42:49 2016
@@ -1754,14 +1754,14 @@ defm V_MUL_LO_U32 : VOP3Inst <vop3<0x169
   VOP_I32_I32_I32
 >;
 defm V_MUL_HI_U32 : VOP3Inst <vop3<0x16a, 0x286>, "v_mul_hi_u32",
-  VOP_I32_I32_I32
+  VOP_I32_I32_I32, mulhu
 >;
 
 defm V_MUL_LO_I32 : VOP3Inst <vop3<0x16b, 0x285>, "v_mul_lo_i32",
   VOP_I32_I32_I32
 >;
 defm V_MUL_HI_I32 : VOP3Inst <vop3<0x16c, 0x287>, "v_mul_hi_i32",
-  VOP_I32_I32_I32
+  VOP_I32_I32_I32, mulhs
 >;
 
 } // isCommutable = 1, SchedRW = [WriteQuarterRate32]
@@ -2772,16 +2772,6 @@ def : Pat <
 def : IMad24Pat<V_MAD_I32_I24>;
 def : UMad24Pat<V_MAD_U32_U24>;
 
-def : Pat <
-  (mulhu i32:$src0, i32:$src1),
-  (V_MUL_HI_U32 $src0, $src1)
->;
-
-def : Pat <
-  (mulhs i32:$src0, i32:$src1),
-  (V_MUL_HI_I32 $src0, $src1)
->;
-
 defm : BFIPatterns <V_BFI_B32, S_MOV_B32, SReg_64>;
 def : ROTRPattern <V_ALIGNBIT_B32>;