[llvm] r251986 - [X86][AVX] Tweaked shuffle stack folding tests

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Tue Nov  3 15:58:35 2015
New Revision: 251986

URL: http://llvm.org/viewvc/llvm-project?rev=251986&view=rev
Log:
[X86][AVX] Tweaked shuffle stack folding tests

To avoid alternative lowerings.

Modified:
    llvm/trunk/test/CodeGen/X86/stack-folding-fp-avx1.ll
    llvm/trunk/test/CodeGen/X86/stack-folding-int-avx2.ll

Modified: llvm/trunk/test/CodeGen/X86/stack-folding-fp-avx1.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/stack-folding-fp-avx1.ll?rev=251986&r1=251985&r2=251986&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/stack-folding-fp-avx1.ll (original)
+++ llvm/trunk/test/CodeGen/X86/stack-folding-fp-avx1.ll Tue Nov  3 15:58:35 2015
@@ -1494,7 +1494,7 @@ define <8 x float> @stack_fold_shufps_ym
   ;CHECK-LABEL: stack_fold_shufps_ymm
   ;CHECK:       vshufps $148, {{-?[0-9]*}}(%rsp), {{%ymm[0-9][0-9]*}}, {{%ymm[0-9][0-9]*}} {{.*#+}} 32-byte Folded Reload
   %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"()
-  %2 = shufflevector <8 x float> %a0, <8 x float> %a1, <8 x i32> <i32 0, i32 1, i32 9, i32 10, i32 undef, i32 undef, i32 undef, i32 undef>
+  %2 = shufflevector <8 x float> %a0, <8 x float> %a1, <8 x i32> <i32 0, i32 1, i32 9, i32 10, i32 4, i32 5, i32 13, i32 14>
   ret <8 x float> %2
 }
 

Modified: llvm/trunk/test/CodeGen/X86/stack-folding-int-avx2.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/stack-folding-int-avx2.ll?rev=251986&r1=251985&r2=251986&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/stack-folding-int-avx2.ll (original)
+++ llvm/trunk/test/CodeGen/X86/stack-folding-int-avx2.ll Tue Nov  3 15:58:35 2015
@@ -447,9 +447,9 @@ declare <8 x i32> @llvm.x86.avx2.permd(<
 
 define <4 x double> @stack_fold_permpd(<4 x double> %a0) {
   ;CHECK-LABEL: stack_fold_permpd
-  ;CHECK:   vpermpd $255, {{-?[0-9]*}}(%rsp), {{%ymm[0-9][0-9]*}} {{.*#+}} 32-byte Folded Reload
+  ;CHECK:   vpermpd $235, {{-?[0-9]*}}(%rsp), {{%ymm[0-9][0-9]*}} {{.*#+}} 32-byte Folded Reload
   %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"()
-  %2 = shufflevector <4 x double> %a0, <4 x double> undef, <4 x i32> <i32 3, i32 3, i32 3, i32 3>
+  %2 = shufflevector <4 x double> %a0, <4 x double> undef, <4 x i32> <i32 3, i32 2, i32 2, i32 3>
   ; fadd forces execution domain
   %3 = fadd <4 x double> %2, <double 0x0, double 0x0, double 0x0, double 0x0>
   ret <4 x double> %3
@@ -466,9 +466,9 @@ declare <8 x float> @llvm.x86.avx2.permp
 
 define <4 x i64> @stack_fold_permq(<4 x i64> %a0) {
   ;CHECK-LABEL: stack_fold_permq
-  ;CHECK:   vpermq $255, {{-?[0-9]*}}(%rsp), {{%ymm[0-9][0-9]*}} {{.*#+}} 32-byte Folded Reload
+  ;CHECK:   vpermq $235, {{-?[0-9]*}}(%rsp), {{%ymm[0-9][0-9]*}} {{.*#+}} 32-byte Folded Reload
   %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"()
-  %2 = shufflevector <4 x i64> %a0, <4 x i64> undef, <4 x i32> <i32 3, i32 3, i32 3, i32 3>
+  %2 = shufflevector <4 x i64> %a0, <4 x i64> undef, <4 x i32> <i32 3, i32 2, i32 2, i32 3>
   ; add forces execution domain
   %3 = add <4 x i64> %2, <i64 1, i64 1, i64 1, i64 1>
   ret <4 x i64> %3