[llvm] r328071 - [X86] Fix the SchedRW for XOP vpcom register form instructions to not be marked as loads.

[Craig Topper via llvm-commits]

Author: ctopper
Date: Tue Mar 20 20:41:33 2018
New Revision: 328071

URL: http://llvm.org/viewvc/llvm-project?rev=328071&view=rev
Log:
[X86] Fix the SchedRW for XOP vpcom register form instructions to not be marked as loads.

Modified:
    llvm/trunk/lib/Target/X86/X86InstrXOP.td
    llvm/trunk/test/CodeGen/X86/xop-schedule.ll

Modified: llvm/trunk/lib/Target/X86/X86InstrXOP.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrXOP.td?rev=328071&r1=328070&r2=328071&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrXOP.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrXOP.td Tue Mar 20 20:41:33 2018
@@ -230,7 +230,7 @@ multiclass xopvpcom<bits<8> opc, string
              [(set VR128:$dst,
                 (vt128 (OpNode (vt128 VR128:$src1), (vt128 VR128:$src2),
                                imm:$cc)))]>,
-             XOP_4V, Sched<[WriteVecALULd, ReadAfterLd]>;
+             XOP_4V, Sched<[WriteVecALU]>;
     def mi : IXOPi8<opc, MRMSrcMem, (outs VR128:$dst),
              (ins VR128:$src1, i128mem:$src2, XOPCC:$cc),
              !strconcat("vpcom${cc}", Suffix,
@@ -245,7 +245,7 @@ multiclass xopvpcom<bits<8> opc, string
                    (ins VR128:$src1, VR128:$src2, u8imm:$src3),
                    !strconcat("vpcom", Suffix,
                    "\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"),
-                   []>, XOP_4V, Sched<[WriteVecALULd, ReadAfterLd]>;
+                   []>, XOP_4V, Sched<[WriteVecALU]>;
       let mayLoad = 1 in
       def mi_alt : IXOPi8<opc, MRMSrcMem, (outs VR128:$dst),
                    (ins VR128:$src1, i128mem:$src2, u8imm:$src3),

Modified: llvm/trunk/test/CodeGen/X86/xop-schedule.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/xop-schedule.ll?rev=328071&r1=328070&r2=328071&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/xop-schedule.ll (original)
+++ llvm/trunk/test/CodeGen/X86/xop-schedule.ll Tue Mar 20 20:41:33 2018
@@ -147,10 +147,10 @@ define void @test_vpcom(<2 x i64> %a0, <
 ; GENERIC-LABEL: test_vpcom:
 ; GENERIC:       # %bb.0:
 ; GENERIC-NEXT:    #APP
-; GENERIC-NEXT:    vpcomb $3, %xmm1, %xmm0, %xmm0 # sched: [7:1.00]
-; GENERIC-NEXT:    vpcomd $3, %xmm1, %xmm0, %xmm0 # sched: [7:1.00]
-; GENERIC-NEXT:    vpcomq $3, %xmm1, %xmm0, %xmm0 # sched: [7:1.00]
-; GENERIC-NEXT:    vpcomw $3, %xmm1, %xmm0, %xmm0 # sched: [7:1.00]
+; GENERIC-NEXT:    vpcomb $3, %xmm1, %xmm0, %xmm0 # sched: [3:1.00]
+; GENERIC-NEXT:    vpcomd $3, %xmm1, %xmm0, %xmm0 # sched: [3:1.00]
+; GENERIC-NEXT:    vpcomq $3, %xmm1, %xmm0, %xmm0 # sched: [3:1.00]
+; GENERIC-NEXT:    vpcomw $3, %xmm1, %xmm0, %xmm0 # sched: [3:1.00]
 ; GENERIC-NEXT:    vpcomb $3, (%rdi), %xmm0, %xmm0 # sched: [7:1.00]
 ; GENERIC-NEXT:    vpcomd $3, (%rdi), %xmm0, %xmm0 # sched: [7:1.00]
 ; GENERIC-NEXT:    vpcomq $3, (%rdi), %xmm0, %xmm0 # sched: [7:1.00]
@@ -179,10 +179,10 @@ define void @test_vpcomu(<2 x i64> %a0,
 ; GENERIC-LABEL: test_vpcomu:
 ; GENERIC:       # %bb.0:
 ; GENERIC-NEXT:    #APP
-; GENERIC-NEXT:    vpcomub $3, %xmm1, %xmm0, %xmm0 # sched: [7:1.00]
-; GENERIC-NEXT:    vpcomud $3, %xmm1, %xmm0, %xmm0 # sched: [7:1.00]
-; GENERIC-NEXT:    vpcomuq $3, %xmm1, %xmm0, %xmm0 # sched: [7:1.00]
-; GENERIC-NEXT:    vpcomuw $3, %xmm1, %xmm0, %xmm0 # sched: [7:1.00]
+; GENERIC-NEXT:    vpcomub $3, %xmm1, %xmm0, %xmm0 # sched: [3:1.00]
+; GENERIC-NEXT:    vpcomud $3, %xmm1, %xmm0, %xmm0 # sched: [3:1.00]
+; GENERIC-NEXT:    vpcomuq $3, %xmm1, %xmm0, %xmm0 # sched: [3:1.00]
+; GENERIC-NEXT:    vpcomuw $3, %xmm1, %xmm0, %xmm0 # sched: [3:1.00]
 ; GENERIC-NEXT:    vpcomub $3, (%rdi), %xmm0, %xmm0 # sched: [7:1.00]
 ; GENERIC-NEXT:    vpcomud $3, (%rdi), %xmm0, %xmm0 # sched: [7:1.00]
 ; GENERIC-NEXT:    vpcomuq $3, (%rdi), %xmm0, %xmm0 # sched: [7:1.00]