[llvm] r261026 - [X86][AVX] Regenerated vselect tests

Simon Pilgrim via llvm-commits llvm-commits at lists.llvm.org
Tue Feb 16 14:33:27 PST 2016


Author: rksimon
Date: Tue Feb 16 16:33:27 2016
New Revision: 261026

URL: http://llvm.org/viewvc/llvm-project?rev=261026&view=rev
Log:
[X86][AVX] Regenerated vselect tests

Modified:
    llvm/trunk/test/CodeGen/X86/vselect-avx.ll

Modified: llvm/trunk/test/CodeGen/X86/vselect-avx.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vselect-avx.ll?rev=261026&r1=261025&r2=261026&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vselect-avx.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vselect-avx.ll Tue Feb 16 16:33:27 2016
@@ -1,23 +1,29 @@
-; RUN: llc %s -o - -mattr=+avx | FileCheck %s
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64-apple-macosx -mattr=+avx | FileCheck %s
 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
-target triple = "x86_64-apple-macosx"
 
 ; For this test we used to optimize the <i1 true, i1 false, i1 false, i1 true>
 ; mask into <i32 2147483648, i32 0, i32 0, i32 2147483648> because we thought
 ; we would lower that into a blend where only the high bit is relevant.
 ; However, since the whole mask is constant, this is simplified incorrectly
 ; by the generic code, because it was expecting -1 in place of 2147483648.
-; 
+;
 ; The problem does not occur without AVX, because vselect of v4i32 is not legal
 ; nor custom.
 ;
 ; <rdar://problem/18675020>
 
-; CHECK-LABEL: test:
-; CHECK: vmovdqa {{.*#+}} xmm1 = [65533,124,125,14807]
-; CHECK: vmovdqa {{.*#+}} xmm1 = [65535,0,0,65535]
-; CHECK: ret
 define void @test(<4 x i16>* %a, <4 x i16>* %b) {
+; CHECK-LABEL: test:
+; CHECK:       ## BB#0: ## %body
+; CHECK-NEXT:    vmovdqa {{.*#+}} xmm0 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
+; CHECK-NEXT:    vmovdqa {{.*#+}} xmm1 = [65533,124,125,14807]
+; CHECK-NEXT:    vpshufb %xmm0, %xmm1, %xmm1
+; CHECK-NEXT:    vmovq %xmm1, (%rdi)
+; CHECK-NEXT:    vmovdqa {{.*#+}} xmm1 = [65535,0,0,65535]
+; CHECK-NEXT:    vpshufb %xmm0, %xmm1, %xmm0
+; CHECK-NEXT:    vmovq %xmm0, (%rsi)
+; CHECK-NEXT:    retq
 body:
   %predphi = select <4 x i1> <i1 true, i1 false, i1 false, i1 true>, <4 x i16> <i16 -3, i16 545, i16 4385, i16 14807>, <4 x i16> <i16 123, i16 124, i16 125, i16 127>
   %predphi42 = select <4 x i1> <i1 true, i1 false, i1 false, i1 true>, <4 x i16> <i16 -1, i16 -1, i16 -1, i16 -1>, <4 x i16> zeroinitializer
@@ -31,17 +37,22 @@ body:
 ; When shrinking the condition used into the select to match a blend, this
 ; test case exercises the path where the modified node is not the root
 ; of the condition.
-;
-; CHECK-LABEL: test2:
-; CHECK:       vpslld $31, %xmm0, %xmm0
-; CHECK-NEXT:  vpsrad $31, %xmm0, %xmm0
-; CHECK-NEXT:  vpmovsxdq %xmm0, %xmm1
-; CHECK-NEXT:  vpshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
-; CHECK-NEXT:  vpmovsxdq %xmm0, %xmm0
-; CHECK-NEXT:  vinsertf128 $1, %xmm0, %ymm1, [[MASK:%ymm[0-9]+]]
-; CHECK:       vblendvpd [[MASK]]
-; CHECK:       retq
+
 define void @test2(double** %call1559, i64 %indvars.iv4198, <4 x i1> %tmp1895) {
+; CHECK-LABEL: test2:
+; CHECK:       ## BB#0: ## %bb
+; CHECK-NEXT:    vpslld $31, %xmm0, %xmm0
+; CHECK-NEXT:    vpsrad $31, %xmm0, %xmm0
+; CHECK-NEXT:    vpmovsxdq %xmm0, %xmm1
+; CHECK-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
+; CHECK-NEXT:    vpmovsxdq %xmm0, %xmm0
+; CHECK-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; CHECK-NEXT:    movq (%rdi,%rsi,8), %rax
+; CHECK-NEXT:    vmovapd {{.*#+}} ymm1 = [5.000000e-01,5.000000e-01,5.000000e-01,5.000000e-01]
+; CHECK-NEXT:    vblendvpd %ymm0, {{.*}}(%rip), %ymm1, %ymm0
+; CHECK-NEXT:    vmovupd %ymm0, (%rax)
+; CHECK-NEXT:    vzeroupper
+; CHECK-NEXT:    retq
 bb:
   %arrayidx1928 = getelementptr inbounds double*, double** %call1559, i64 %indvars.iv4198
   %tmp1888 = load double*, double** %arrayidx1928, align 8
@@ -57,22 +68,32 @@ bb:
 ; to be optimized into a and. In that case, the conditional mask was wrong.
 ;
 ; Make sure that the and is fed by the original mask.
-; 
+;
 ; <rdar://problem/18819506>
 
-; CHECK-LABEL: test3:
-; Compute the mask.
-; CHECK: vpcmpeqd {{%xmm[0-9]+}}, {{%xmm[0-9]+}}, [[MASK:%xmm[0-9]+]]
-; Do not shrink the bit of the mask.
-; CHECK-NOT: vpslld $31, [[MASK]], {{%xmm[0-9]+}}
-; Use the mask in the blend.
-; CHECK-NEXT: vblendvps [[MASK]], %xmm{{[0-9]+}}, %xmm{{[0-9]+}}, %xmm{{[0-9]+}}
-; Shuffle mask to truncate.
-; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
-; CHECK: vpshufb %xmm{{[0-9]+}}, %xmm{{[0-9]+}}, %xmm{{[0-9]+}}
-; CHECK: vpshufb %xmm{{[0-9]+}}, %xmm{{[0-9]+}}, %xmm{{[0-9]+}}
-; CHECK: retq
 define void @test3(<4 x i32> %induction30, <4 x i16>* %tmp16, <4 x i16>* %tmp17,  <4 x i16> %tmp3, <4 x i16> %tmp12) {
+; CHECK-LABEL: test3:
+; CHECK:       ## BB#0:
+; CHECK-NEXT:    vmovdqa {{.*#+}} xmm3 = [1431655766,1431655766,1431655766,1431655766]
+; CHECK-NEXT:    vpshufd {{.*#+}} xmm4 = xmm3[1,1,3,3]
+; CHECK-NEXT:    vpshufd {{.*#+}} xmm5 = xmm0[1,1,3,3]
+; CHECK-NEXT:    vpmuldq %xmm4, %xmm5, %xmm4
+; CHECK-NEXT:    vpmuldq %xmm3, %xmm0, %xmm3
+; CHECK-NEXT:    vpshufd {{.*#+}} xmm3 = xmm3[1,1,3,3]
+; CHECK-NEXT:    vpblendw {{.*#+}} xmm3 = xmm3[0,1],xmm4[2,3],xmm3[4,5],xmm4[6,7]
+; CHECK-NEXT:    vpsrld $31, %xmm3, %xmm4
+; CHECK-NEXT:    vpaddd %xmm4, %xmm3, %xmm3
+; CHECK-NEXT:    vpmulld {{.*}}(%rip), %xmm3, %xmm3
+; CHECK-NEXT:    vpsubd %xmm3, %xmm0, %xmm0
+; CHECK-NEXT:    vpxor %xmm3, %xmm3, %xmm3
+; CHECK-NEXT:    vpcmpeqd %xmm3, %xmm0, %xmm0
+; CHECK-NEXT:    vblendvps %xmm0, %xmm1, %xmm2, %xmm1
+; CHECK-NEXT:    vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
+; CHECK-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
+; CHECK-NEXT:    vmovq %xmm0, (%rdi)
+; CHECK-NEXT:    vpshufb %xmm2, %xmm1, %xmm0
+; CHECK-NEXT:    vmovq %xmm0, (%rsi)
+; CHECK-NEXT:    retq
   %tmp6 = srem <4 x i32> %induction30, <i32 3, i32 3, i32 3, i32 3>
   %tmp7 = icmp eq <4 x i32> %tmp6, zeroinitializer
   %predphi = select <4 x i1> %tmp7, <4 x i16> %tmp3, <4 x i16> %tmp12
@@ -85,11 +106,24 @@ define void @test3(<4 x i32> %induction3
 
 ; We shouldn't try to lower this directly using VSELECT because we don't have
 ; vpblendvb in AVX1, only in AVX2. Instead, it should be expanded.
-;
-; CHECK-LABEL: PR22706:
-; CHECK: vpcmpgtb
-; CHECK: vpcmpgtb
+
 define <32 x i8> @PR22706(<32 x i1> %x) {
+; CHECK-LABEL: PR22706:
+; CHECK:       ## BB#0:
+; CHECK-NEXT:    vextractf128 $1, %ymm0, %xmm1
+; CHECK-NEXT:    vpsllw $7, %xmm1, %xmm1
+; CHECK-NEXT:    vmovdqa {{.*#+}} xmm2 = [128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128]
+; CHECK-NEXT:    vpand %xmm2, %xmm1, %xmm1
+; CHECK-NEXT:    vpxor %xmm3, %xmm3, %xmm3
+; CHECK-NEXT:    vpcmpgtb %xmm1, %xmm3, %xmm1
+; CHECK-NEXT:    vpsllw $7, %xmm0, %xmm0
+; CHECK-NEXT:    vpand %xmm2, %xmm0, %xmm0
+; CHECK-NEXT:    vpcmpgtb %xmm0, %xmm3, %xmm0
+; CHECK-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; CHECK-NEXT:    vandnps {{.*}}(%rip), %ymm0, %ymm1
+; CHECK-NEXT:    vandps {{.*}}(%rip), %ymm0, %ymm0
+; CHECK-NEXT:    vorps %ymm1, %ymm0, %ymm0
+; CHECK-NEXT:    retq
   %tmp = select <32 x i1> %x, <32 x i8> <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>, <32 x i8> <i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2>
   ret <32 x i8> %tmp
 }




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