[llvm] r286402 - [InstCombine] regenerate checks; NFC

Sanjay Patel via llvm-commits llvm-commits at lists.llvm.org
Wed Nov 9 14:21:59 PST 2016


Author: spatel
Date: Wed Nov  9 16:21:58 2016
New Revision: 286402

URL: http://llvm.org/viewvc/llvm-project?rev=286402&view=rev
Log:
[InstCombine] regenerate checks; NFC

Modified:
    llvm/trunk/test/Transforms/InstCombine/vec_shuffle.ll

Modified: llvm/trunk/test/Transforms/InstCombine/vec_shuffle.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/vec_shuffle.ll?rev=286402&r1=286401&r2=286402&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/vec_shuffle.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/vec_shuffle.ll Wed Nov  9 16:21:58 2016
@@ -1,88 +1,98 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
 ; RUN: opt < %s -instcombine -S | FileCheck %s
 
 define <4 x float> @test1(<4 x float> %v1) {
 ; CHECK-LABEL: @test1(
-; CHECK: ret <4 x float> %v1
+; CHECK-NEXT:    ret <4 x float> %v1
+;
   %v2 = shufflevector <4 x float> %v1, <4 x float> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
   ret <4 x float> %v2
 }
 
 define <4 x float> @test2(<4 x float> %v1) {
 ; CHECK-LABEL: @test2(
-; CHECK: ret <4 x float> %v1
+; CHECK-NEXT:    ret <4 x float> %v1
+;
   %v2 = shufflevector <4 x float> %v1, <4 x float> %v1, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
   ret <4 x float> %v2
 }
 
 define float @test3(<4 x float> %A, <4 x float> %B, float %f) {
 ; CHECK-LABEL: @test3(
-; CHECK: ret float %f
-        %C = insertelement <4 x float> %A, float %f, i32 0
-        %D = shufflevector <4 x float> %C, <4 x float> %B, <4 x i32> <i32 5, i32 0, i32 2, i32 7>
-        %E = extractelement <4 x float> %D, i32 1
-        ret float %E
+; CHECK-NEXT:    ret float %f
+;
+  %C = insertelement <4 x float> %A, float %f, i32 0
+  %D = shufflevector <4 x float> %C, <4 x float> %B, <4 x i32> <i32 5, i32 0, i32 2, i32 7>
+  %E = extractelement <4 x float> %D, i32 1
+  ret float %E
 }
 
 define i32 @test4(<4 x i32> %X) {
 ; CHECK-LABEL: @test4(
-; CHECK-NEXT: extractelement
-; CHECK-NEXT: ret 
-        %tmp152.i53899.i = shufflevector <4 x i32> %X, <4 x i32> undef, <4 x i32> zeroinitializer
-        %tmp34 = extractelement <4 x i32> %tmp152.i53899.i, i32 0
-        ret i32 %tmp34
+; CHECK-NEXT:    [[TMP34:%.*]] = extractelement <4 x i32> %X, i32 0
+; CHECK-NEXT:    ret i32 [[TMP34]]
+;
+  %tmp152.i53899.i = shufflevector <4 x i32> %X, <4 x i32> undef, <4 x i32> zeroinitializer
+  %tmp34 = extractelement <4 x i32> %tmp152.i53899.i, i32 0
+  ret i32 %tmp34
 }
 
 define i32 @test5(<4 x i32> %X) {
 ; CHECK-LABEL: @test5(
-; CHECK-NEXT: extractelement
-; CHECK-NEXT: ret 
-        %tmp152.i53899.i = shufflevector <4 x i32> %X, <4 x i32> undef, <4 x i32> <i32 3, i32 2, i32 undef, i32 undef>
-        %tmp34 = extractelement <4 x i32> %tmp152.i53899.i, i32 0
-        ret i32 %tmp34
+; CHECK-NEXT:    [[TMP34:%.*]] = extractelement <4 x i32> %X, i32 3
+; CHECK-NEXT:    ret i32 [[TMP34]]
+;
+  %tmp152.i53899.i = shufflevector <4 x i32> %X, <4 x i32> undef, <4 x i32> <i32 3, i32 2, i32 undef, i32 undef>
+  %tmp34 = extractelement <4 x i32> %tmp152.i53899.i, i32 0
+  ret i32 %tmp34
 }
 
 define float @test6(<4 x float> %X) {
 ; CHECK-LABEL: @test6(
-; CHECK-NEXT: extractelement
-; CHECK-NEXT: ret 
-        %X1 = bitcast <4 x float> %X to <4 x i32>
-        %tmp152.i53899.i = shufflevector <4 x i32> %X1, <4 x i32> undef, <4 x i32> zeroinitializer
-        %tmp152.i53900.i = bitcast <4 x i32> %tmp152.i53899.i to <4 x float>
-        %tmp34 = extractelement <4 x float> %tmp152.i53900.i, i32 0
-        ret float %tmp34
+; CHECK-NEXT:    [[TMP34:%.*]] = extractelement <4 x float> %X, i32 0
+; CHECK-NEXT:    ret float [[TMP34]]
+;
+  %X1 = bitcast <4 x float> %X to <4 x i32>
+  %tmp152.i53899.i = shufflevector <4 x i32> %X1, <4 x i32> undef, <4 x i32> zeroinitializer
+  %tmp152.i53900.i = bitcast <4 x i32> %tmp152.i53899.i to <4 x float>
+  %tmp34 = extractelement <4 x float> %tmp152.i53900.i, i32 0
+  ret float %tmp34
 }
 
 define <4 x float> @test7(<4 x float> %tmp45.i) {
 ; CHECK-LABEL: @test7(
-; CHECK-NEXT: ret <4 x float> %tmp45.i
-        %tmp1642.i = shufflevector <4 x float> %tmp45.i, <4 x float> undef, <4 x i32> < i32 0, i32 1, i32 6, i32 7 >
-        ret <4 x float> %tmp1642.i
+; CHECK-NEXT:    ret <4 x float> %tmp45.i
+;
+  %tmp1642.i = shufflevector <4 x float> %tmp45.i, <4 x float> undef, <4 x i32> < i32 0, i32 1, i32 6, i32 7 >
+  ret <4 x float> %tmp1642.i
 }
 
 ; This should turn into a single shuffle.
 define <4 x float> @test8(<4 x float> %tmp, <4 x float> %tmp1) {
 ; CHECK-LABEL: @test8(
-; CHECK-NEXT: shufflevector
-; CHECK-NEXT: ret
-        %tmp4 = extractelement <4 x float> %tmp, i32 1
-        %tmp2 = extractelement <4 x float> %tmp, i32 3
-        %tmp1.upgrd.1 = extractelement <4 x float> %tmp1, i32 0
-        %tmp128 = insertelement <4 x float> undef, float %tmp4, i32 0
-        %tmp130 = insertelement <4 x float> %tmp128, float undef, i32 1
-        %tmp132 = insertelement <4 x float> %tmp130, float %tmp2, i32 2 
-        %tmp134 = insertelement <4 x float> %tmp132, float %tmp1.upgrd.1, i32 3
-        ret <4 x float> %tmp134
+; CHECK-NEXT:    [[TMP134:%.*]] = shufflevector <4 x float> %tmp, <4 x float> %tmp1, <4 x i32> <i32 1, i32 undef, i32 3, i32 4>
+; CHECK-NEXT:    ret <4 x float> [[TMP134]]
+;
+  %tmp4 = extractelement <4 x float> %tmp, i32 1
+  %tmp2 = extractelement <4 x float> %tmp, i32 3
+  %tmp1.upgrd.1 = extractelement <4 x float> %tmp1, i32 0
+  %tmp128 = insertelement <4 x float> undef, float %tmp4, i32 0
+  %tmp130 = insertelement <4 x float> %tmp128, float undef, i32 1
+  %tmp132 = insertelement <4 x float> %tmp130, float %tmp2, i32 2
+  %tmp134 = insertelement <4 x float> %tmp132, float %tmp1.upgrd.1, i32 3
+  ret <4 x float> %tmp134
 }
 
 ; Test fold of two shuffles where the first shuffle vectors inputs are a
 ; different length then the second.
 define <4 x i8> @test9(<16 x i8> %tmp6) nounwind {
 ; CHECK-LABEL: @test9(
-; CHECK-NEXT: shufflevector
-; CHECK-NEXT: ret
-	%tmp7 = shufflevector <16 x i8> %tmp6, <16 x i8> undef, <4 x i32> < i32 13, i32 9, i32 4, i32 13 >		; <<4 x i8>> [#uses=1]
-	%tmp9 = shufflevector <4 x i8> %tmp7, <4 x i8> undef, <4 x i32> < i32 3, i32 1, i32 2, i32 0 >		; <<4 x i8>> [#uses=1]
-	ret <4 x i8> %tmp9
+; CHECK-NEXT:    [[TMP9:%.*]] = shufflevector <16 x i8> %tmp6, <16 x i8> undef, <4 x i32> <i32 13, i32 9, i32 4, i32 13>
+; CHECK-NEXT:    ret <4 x i8> [[TMP9]]
+;
+  %tmp7 = shufflevector <16 x i8> %tmp6, <16 x i8> undef, <4 x i32> < i32 13, i32 9, i32 4, i32 13 >		; <<4 x i8>> [#uses=1]
+  %tmp9 = shufflevector <4 x i8> %tmp7, <4 x i8> undef, <4 x i32> < i32 3, i32 1, i32 2, i32 0 >		; <<4 x i8>> [#uses=1]
+  ret <4 x i8> %tmp9
 }
 
 ; Same as test9, but make sure that "undef" mask values are not confused with
@@ -90,20 +100,22 @@ define <4 x i8> @test9(<16 x i8> %tmp6)
 ; be folded (because [8,9,4,8] may not be a mask supported by the target).
 define <4 x i8> @test9a(<16 x i8> %tmp6) nounwind {
 ; CHECK-LABEL: @test9a(
-; CHECK-NEXT: shufflevector
-; CHECK-NEXT: shufflevector
-; CHECK-NEXT: ret
-	%tmp7 = shufflevector <16 x i8> %tmp6, <16 x i8> undef, <4 x i32> < i32 undef, i32 9, i32 4, i32 8 >		; <<4 x i8>> [#uses=1]
-	%tmp9 = shufflevector <4 x i8> %tmp7, <4 x i8> undef, <4 x i32> < i32 3, i32 1, i32 2, i32 0 >		; <<4 x i8>> [#uses=1]
-	ret <4 x i8> %tmp9
+; CHECK-NEXT:    [[TMP7:%.*]] = shufflevector <16 x i8> %tmp6, <16 x i8> undef, <4 x i32> <i32 undef, i32 9, i32 4, i32 8>
+; CHECK-NEXT:    [[TMP9:%.*]] = shufflevector <4 x i8> [[TMP7]], <4 x i8> undef, <4 x i32> <i32 3, i32 1, i32 2, i32 undef>
+; CHECK-NEXT:    ret <4 x i8> [[TMP9]]
+;
+  %tmp7 = shufflevector <16 x i8> %tmp6, <16 x i8> undef, <4 x i32> < i32 undef, i32 9, i32 4, i32 8 >		; <<4 x i8>> [#uses=1]
+  %tmp9 = shufflevector <4 x i8> %tmp7, <4 x i8> undef, <4 x i32> < i32 3, i32 1, i32 2, i32 0 >		; <<4 x i8>> [#uses=1]
+  ret <4 x i8> %tmp9
 }
 
 ; Test fold of two shuffles where the first shuffle vectors inputs are a
 ; different length then the second.
 define <4 x i8> @test9b(<4 x i8> %tmp6, <4 x i8> %tmp7) nounwind {
 ; CHECK-LABEL: @test9b(
-; CHECK-NEXT: shufflevector
-; CHECK-NEXT: ret
+; CHECK-NEXT:    [[TMP9:%.*]] = shufflevector <4 x i8> %tmp6, <4 x i8> %tmp7, <4 x i32> <i32 0, i32 1, i32 4, i32 5>
+; CHECK-NEXT:    ret <4 x i8> [[TMP9]]
+;
   %tmp1 = shufflevector <4 x i8> %tmp6, <4 x i8> %tmp7, <8 x i32> <i32 0, i32 1, i32 4, i32 5, i32 4, i32 5, i32 2, i32 3>		; <<4 x i8>> [#uses=1]
   %tmp9 = shufflevector <8 x i8> %tmp1, <8 x i8> undef, <4 x i32> <i32 0, i32 1, i32 4, i32 5>		; <<4 x i8>> [#uses=1]
   ret <4 x i8> %tmp9
@@ -112,8 +124,9 @@ define <4 x i8> @test9b(<4 x i8> %tmp6,
 ; Redundant vector splats should be removed.  Radar 8597790.
 define <4 x i32> @test10(<4 x i32> %tmp5) nounwind {
 ; CHECK-LABEL: @test10(
-; CHECK-NEXT: shufflevector
-; CHECK-NEXT: ret
+; CHECK-NEXT:    [[TMP7:%.*]] = shufflevector <4 x i32> %tmp5, <4 x i32> undef, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
+; CHECK-NEXT:    ret <4 x i32> [[TMP7]]
+;
   %tmp6 = shufflevector <4 x i32> %tmp5, <4 x i32> undef, <4 x i32> <i32 1, i32 undef, i32 undef, i32 undef>
   %tmp7 = shufflevector <4 x i32> %tmp6, <4 x i32> undef, <4 x i32> zeroinitializer
   ret <4 x i32> %tmp7
@@ -123,8 +136,9 @@ define <4 x i32> @test10(<4 x i32> %tmp5
 ; the same
 define <8 x i8> @test11(<16 x i8> %tmp6) nounwind {
 ; CHECK-LABEL: @test11(
-; CHECK-NEXT: shufflevector <16 x i8> %tmp6, <16 x i8> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
-; CHECK-NEXT: ret
+; CHECK-NEXT:    [[TMP3:%.*]] = shufflevector <16 x i8> %tmp6, <16 x i8> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
+; CHECK-NEXT:    ret <8 x i8> [[TMP3]]
+;
   %tmp1 = shufflevector <16 x i8> %tmp6, <16 x i8> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3>		; <<4 x i8>> [#uses=1]
   %tmp2 = shufflevector <16 x i8> %tmp6, <16 x i8> undef, <4 x i32> <i32 4, i32 5, i32 6, i32 7>		; <<4 x i8>> [#uses=1]
   %tmp3 = shufflevector <4 x i8> %tmp1, <4 x i8> %tmp2, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>		; <<8 x i8>> [#uses=1]
@@ -135,8 +149,9 @@ define <8 x i8> @test11(<16 x i8> %tmp6)
 ; the same as the second
 define <8 x i8> @test12(<8 x i8> %tmp6, <8 x i8> %tmp2) nounwind {
 ; CHECK-LABEL: @test12(
-; CHECK-NEXT: shufflevector <8 x i8> %tmp6, <8 x i8> %tmp2, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 9, i32 8, i32 11, i32 12>
-; CHECK-NEXT: ret
+; CHECK-NEXT:    [[TMP3:%.*]] = shufflevector <8 x i8> %tmp6, <8 x i8> %tmp2, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 9, i32 8, i32 11, i32 12>
+; CHECK-NEXT:    ret <8 x i8> [[TMP3]]
+;
   %tmp1 = shufflevector <8 x i8> %tmp6, <8 x i8> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 5, i32 4, i32 undef, i32 7>	; <<8 x i8>> [#uses=1]
   %tmp3 = shufflevector <8 x i8> %tmp1, <8 x i8> %tmp2, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 9, i32 8, i32 11, i32 12>		; <<8 x i8>> [#uses=1]
   ret <8 x i8> %tmp3
@@ -146,8 +161,9 @@ define <8 x i8> @test12(<8 x i8> %tmp6,
 ; the same as the second
 define <8 x i8> @test12a(<8 x i8> %tmp6, <8 x i8> %tmp2) nounwind {
 ; CHECK-LABEL: @test12a(
-; CHECK-NEXT: shufflevector <8 x i8> %tmp2, <8 x i8> %tmp6, <8 x i32> <i32 0, i32 3, i32 1, i32 4, i32 8, i32 9, i32 10, i32 11>
-; CHECK-NEXT: ret
+; CHECK-NEXT:    [[TMP3:%.*]] = shufflevector <8 x i8> %tmp2, <8 x i8> %tmp6, <8 x i32> <i32 0, i32 3, i32 1, i32 4, i32 8, i32 9, i32 10, i32 11>
+; CHECK-NEXT:    ret <8 x i8> [[TMP3]]
+;
   %tmp1 = shufflevector <8 x i8> %tmp6, <8 x i8> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 5, i32 4, i32 undef, i32 7>	; <<8 x i8>> [#uses=1]
   %tmp3 = shufflevector <8 x i8> %tmp2, <8 x i8> %tmp1, <8 x i32> <i32 0, i32 3, i32 1, i32 4, i32 8, i32 9, i32 10, i32 11>		; <<8 x i8>> [#uses=1]
   ret <8 x i8> %tmp3
@@ -155,10 +171,11 @@ define <8 x i8> @test12a(<8 x i8> %tmp6,
 
 define <2 x i8> @test13a(i8 %x1, i8 %x2) {
 ; CHECK-LABEL: @test13a(
-; CHECK-NEXT: insertelement {{.*}} undef, i8 %x1, i32 1
-; CHECK-NEXT: insertelement {{.*}} i8 %x2, i32 0
-; CHECK-NEXT: add {{.*}} <i8 7, i8 5>
-; CHECK-NEXT: ret
+; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <2 x i8> undef, i8 %x1, i32 1
+; CHECK-NEXT:    [[TMP2:%.*]] = insertelement <2 x i8> [[TMP1]], i8 %x2, i32 0
+; CHECK-NEXT:    [[TMP3:%.*]] = add <2 x i8> [[TMP2]], <i8 7, i8 5>
+; CHECK-NEXT:    ret <2 x i8> [[TMP3]]
+;
   %A = insertelement <2 x i8> undef, i8 %x1, i32 0
   %B = insertelement <2 x i8> %A, i8 %x2, i32 1
   %C = add <2 x i8> %B, <i8 5, i8 7>
@@ -168,8 +185,9 @@ define <2 x i8> @test13a(i8 %x1, i8 %x2)
 
 define <2 x i8> @test13b(i8 %x) {
 ; CHECK-LABEL: @test13b(
-; CHECK-NEXT: insertelement <2 x i8> undef, i8 %x, i32 1
-; CHECK-NEXT: ret
+; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <2 x i8> undef, i8 %x, i32 1
+; CHECK-NEXT:    ret <2 x i8> [[TMP1]]
+;
   %A = insertelement <2 x i8> undef, i8 %x, i32 0
   %B = shufflevector <2 x i8> %A, <2 x i8> undef, <2 x i32> <i32 undef, i32 0>
   ret <2 x i8> %B
@@ -177,9 +195,10 @@ define <2 x i8> @test13b(i8 %x) {
 
 define <2 x i8> @test13c(i8 %x1, i8 %x2) {
 ; CHECK-LABEL: @test13c(
-; CHECK-NEXT: insertelement <2 x i8> {{.*}}, i32 0
-; CHECK-NEXT: insertelement <2 x i8> {{.*}}, i32 1
-; CHECK-NEXT: ret
+; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <2 x i8> undef, i8 %x1, i32 0
+; CHECK-NEXT:    [[TMP2:%.*]] = insertelement <2 x i8> [[TMP1]], i8 %x2, i32 1
+; CHECK-NEXT:    ret <2 x i8> [[TMP2]]
+;
   %A = insertelement <4 x i8> undef, i8 %x1, i32 0
   %B = insertelement <4 x i8> %A, i8 %x2, i32 2
   %C = shufflevector <4 x i8> %B, <4 x i8> undef, <2 x i32> <i32 0, i32 2>
@@ -187,6 +206,10 @@ define <2 x i8> @test13c(i8 %x1, i8 %x2)
 }
 
 define void @test14(i16 %conv10) {
+; CHECK-LABEL: @test14(
+; CHECK-NEXT:    store <4 x i16> <i16 undef, i16 undef, i16 undef, i16 23>, <4 x i16>* undef, align 8
+; CHECK-NEXT:    ret void
+;
   %tmp = alloca <4 x i16>, align 8
   %vecinit6 = insertelement <4 x i16> undef, i16 23, i32 3
   store <4 x i16> %vecinit6, <4 x i16>* undef
@@ -201,24 +224,26 @@ define void @test14(i16 %conv10) {
   ret void
 }
 
-; Check that sequences of insert/extract element are 
+; Check that sequences of insert/extract element are
 ; collapsed into valid shuffle instruction with correct shuffle indexes.
- 
+
 define <4 x float> @test15a(<4 x float> %LHS, <4 x float> %RHS) {
-; CHECK-LABEL: @test15a
-; CHECK-NEXT: shufflevector <4 x float> %LHS, <4 x float> %RHS, <4 x i32> <i32 4, i32 0, i32 6, i32 6>
-; CHECK-NEXT: ret <4 x float> %tmp4
+; CHECK-LABEL: @test15a(
+; CHECK-NEXT:    [[TMP4:%.*]] = shufflevector <4 x float> %LHS, <4 x float> %RHS, <4 x i32> <i32 4, i32 0, i32 6, i32 6>
+; CHECK-NEXT:    ret <4 x float> [[TMP4]]
+;
   %tmp1 = extractelement <4 x float> %LHS, i32 0
   %tmp2 = insertelement <4 x float> %RHS, float %tmp1, i32 1
   %tmp3 = extractelement <4 x float> %RHS, i32 2
   %tmp4 = insertelement <4 x float> %tmp2, float %tmp3, i32 3
   ret <4 x float> %tmp4
 }
- 
+
 define <4 x float> @test15b(<4 x float> %LHS, <4 x float> %RHS) {
-; CHECK-LABEL: @test15b
-; CHECK-NEXT: shufflevector <4 x float> %LHS, <4 x float> %RHS, <4 x i32> <i32 4, i32 3, i32 6, i32 6>
-; CHECK-NEXT: ret <4 x float> %tmp5
+; CHECK-LABEL: @test15b(
+; CHECK-NEXT:    [[TMP5:%.*]] = shufflevector <4 x float> %LHS, <4 x float> %RHS, <4 x i32> <i32 4, i32 3, i32 6, i32 6>
+; CHECK-NEXT:    ret <4 x float> [[TMP5]]
+;
   %tmp0 = extractelement <4 x float> %LHS, i32 3
   %tmp1 = insertelement <4 x float> %RHS, float %tmp0, i32 0
   %tmp2 = extractelement <4 x float> %tmp1, i32 0
@@ -230,7 +255,8 @@ define <4 x float> @test15b(<4 x float>
 
 define <1 x i32> @test16a(i32 %ele) {
 ; CHECK-LABEL: @test16a(
-; CHECK-NEXT: ret <1 x i32> <i32 2>
+; CHECK-NEXT:    ret <1 x i32> <i32 2>
+;
   %tmp0 = insertelement <2 x i32> <i32 1, i32 undef>, i32 %ele, i32 1
   %tmp1 = shl <2 x i32> %tmp0, <i32 1, i32 1>
   %tmp2 = shufflevector <2 x i32> %tmp1, <2 x i32> undef, <1 x i32> <i32 0>
@@ -239,7 +265,8 @@ define <1 x i32> @test16a(i32 %ele) {
 
 define <4 x i8> @test16b(i8 %ele) {
 ; CHECK-LABEL: @test16b(
-; CHECK-NEXT: ret <4 x i8> <i8 2, i8 2, i8 2, i8 2>
+; CHECK-NEXT:    ret <4 x i8> <i8 2, i8 2, i8 2, i8 2>
+;
   %tmp0 = insertelement <8 x i8> <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 undef, i8 1>, i8 %ele, i32 6
   %tmp1 = shl <8 x i8> %tmp0, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
   %tmp2 = shufflevector <8 x i8> %tmp1, <8 x i8> undef, <4 x i32> <i32 1, i32 2, i32 3, i32 4>
@@ -249,127 +276,116 @@ define <4 x i8> @test16b(i8 %ele) {
 ; If composition of two shuffles is identity, shuffles can be removed.
 define <4 x i32> @shuffle_17ident(<4 x i32> %v) nounwind uwtable {
 ; CHECK-LABEL: @shuffle_17ident(
-; CHECK-NOT: shufflevector
-  %shuffle = shufflevector <4 x i32> %v, <4 x i32> zeroinitializer,
-                           <4 x i32> <i32 1, i32 2, i32 3, i32 0>
-  %shuffle2 = shufflevector <4 x i32> %shuffle, <4 x i32> zeroinitializer,
-                            <4 x i32> <i32 3, i32 0, i32 1, i32 2>
+; CHECK-NEXT:    ret <4 x i32> %v
+;
+  %shuffle = shufflevector <4 x i32> %v, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+  %shuffle2 = shufflevector <4 x i32> %shuffle, <4 x i32> zeroinitializer, <4 x i32> <i32 3, i32 0, i32 1, i32 2>
   ret <4 x i32> %shuffle2
 }
 
 ; swizzle can be put after operation
 define <4 x i32> @shuffle_17and(<4 x i32> %v1, <4 x i32> %v2) nounwind uwtable {
 ; CHECK-LABEL: @shuffle_17and(
-; CHECK-NOT: shufflevector
-; CHECK: and <4 x i32> %v1, %v2
-; CHECK: shufflevector
-  %t1 = shufflevector <4 x i32> %v1, <4 x i32> zeroinitializer,
-                      <4 x i32> <i32 1, i32 2, i32 3, i32 0>
-  %t2 = shufflevector <4 x i32> %v2, <4 x i32> zeroinitializer,
-                      <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+; CHECK-NEXT:    [[TMP1:%.*]] = and <4 x i32> %v1, %v2
+; CHECK-NEXT:    [[TMP2:%.*]] = shufflevector <4 x i32> [[TMP1]], <4 x i32> undef, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+; CHECK-NEXT:    ret <4 x i32> [[TMP2]]
+;
+  %t1 = shufflevector <4 x i32> %v1, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+  %t2 = shufflevector <4 x i32> %v2, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
   %r = and <4 x i32> %t1, %t2
   ret <4 x i32> %r
 }
 
 define <4 x i32> @shuffle_17add(<4 x i32> %v1, <4 x i32> %v2) nounwind uwtable {
 ; CHECK-LABEL: @shuffle_17add(
-; CHECK-NOT: shufflevector
-; CHECK: add <4 x i32> %v1, %v2
-; CHECK: shufflevector
-  %t1 = shufflevector <4 x i32> %v1, <4 x i32> zeroinitializer,
-                      <4 x i32> <i32 1, i32 2, i32 3, i32 0>
-  %t2 = shufflevector <4 x i32> %v2, <4 x i32> zeroinitializer,
-                      <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+; CHECK-NEXT:    [[TMP1:%.*]] = add <4 x i32> %v1, %v2
+; CHECK-NEXT:    [[TMP2:%.*]] = shufflevector <4 x i32> [[TMP1]], <4 x i32> undef, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+; CHECK-NEXT:    ret <4 x i32> [[TMP2]]
+;
+  %t1 = shufflevector <4 x i32> %v1, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+  %t2 = shufflevector <4 x i32> %v2, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
   %r = add <4 x i32> %t1, %t2
   ret <4 x i32> %r
 }
 
 define <4 x i32> @shuffle_17addnsw(<4 x i32> %v1, <4 x i32> %v2) nounwind uwtable {
 ; CHECK-LABEL: @shuffle_17addnsw(
-; CHECK-NOT: shufflevector
-; CHECK: add nsw <4 x i32> %v1, %v2
-; CHECK: shufflevector
-  %t1 = shufflevector <4 x i32> %v1, <4 x i32> zeroinitializer,
-                      <4 x i32> <i32 1, i32 2, i32 3, i32 0>
-  %t2 = shufflevector <4 x i32> %v2, <4 x i32> zeroinitializer,
-                      <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+; CHECK-NEXT:    [[TMP1:%.*]] = add nsw <4 x i32> %v1, %v2
+; CHECK-NEXT:    [[TMP2:%.*]] = shufflevector <4 x i32> [[TMP1]], <4 x i32> undef, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+; CHECK-NEXT:    ret <4 x i32> [[TMP2]]
+;
+  %t1 = shufflevector <4 x i32> %v1, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+  %t2 = shufflevector <4 x i32> %v2, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
   %r = add nsw <4 x i32> %t1, %t2
   ret <4 x i32> %r
 }
 
 define <4 x i32> @shuffle_17addnuw(<4 x i32> %v1, <4 x i32> %v2) nounwind uwtable {
 ; CHECK-LABEL: @shuffle_17addnuw(
-; CHECK-NOT: shufflevector
-; CHECK: add nuw <4 x i32> %v1, %v2
-; CHECK: shufflevector
-  %t1 = shufflevector <4 x i32> %v1, <4 x i32> zeroinitializer,
-                      <4 x i32> <i32 1, i32 2, i32 3, i32 0>
-  %t2 = shufflevector <4 x i32> %v2, <4 x i32> zeroinitializer,
-                      <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+; CHECK-NEXT:    [[TMP1:%.*]] = add nuw <4 x i32> %v1, %v2
+; CHECK-NEXT:    [[TMP2:%.*]] = shufflevector <4 x i32> [[TMP1]], <4 x i32> undef, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+; CHECK-NEXT:    ret <4 x i32> [[TMP2]]
+;
+  %t1 = shufflevector <4 x i32> %v1, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+  %t2 = shufflevector <4 x i32> %v2, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
   %r = add nuw <4 x i32> %t1, %t2
   ret <4 x i32> %r
 }
 
 define <4 x float> @shuffle_17fsub_fast(<4 x float> %v1, <4 x float> %v2) nounwind uwtable {
 ; CHECK-LABEL: @shuffle_17fsub_fast(
-; CHECK-NEXT: [[VAR1:%[a-zA-Z0-9.]+]] = fsub fast <4 x float> %v1, %v2
-; CHECK-NEXT: shufflevector <4 x float> [[VAR1]], <4 x float> undef, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
-; CHECK-NEXT: ret <4 x float>
-  %t1 = shufflevector <4 x float> %v1, <4 x float> zeroinitializer,
-                      <4 x i32> <i32 1, i32 2, i32 3, i32 0>
-  %t2 = shufflevector <4 x float> %v2, <4 x float> zeroinitializer,
-                      <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+; CHECK-NEXT:    [[TMP1:%.*]] = fsub fast <4 x float> %v1, %v2
+; CHECK-NEXT:    [[TMP2:%.*]] = shufflevector <4 x float> [[TMP1]], <4 x float> undef, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+; CHECK-NEXT:    ret <4 x float> [[TMP2]]
+;
+  %t1 = shufflevector <4 x float> %v1, <4 x float> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+  %t2 = shufflevector <4 x float> %v2, <4 x float> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
   %r = fsub fast <4 x float> %t1, %t2
   ret <4 x float> %r
 }
 
 define <4 x i32> @shuffle_17addconst(<4 x i32> %v1, <4 x i32> %v2) {
 ; CHECK-LABEL: @shuffle_17addconst(
-; CHECK-NOT: shufflevector
-; CHECK: [[VAR1:%[a-zA-Z0-9.]+]] = add <4 x i32> %v1, <i32 4, i32 1, i32 2, i32 3>
-; CHECK: [[VAR2:%[a-zA-Z0-9.]+]] = shufflevector <4 x i32> [[VAR1]], <4 x i32> undef, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
-; CHECK: ret <4 x i32> [[VAR2]]
-  %t1 = shufflevector <4 x i32> %v1, <4 x i32> zeroinitializer,
-                      <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+; CHECK-NEXT:    [[TMP1:%.*]] = add <4 x i32> %v1, <i32 4, i32 1, i32 2, i32 3>
+; CHECK-NEXT:    [[TMP2:%.*]] = shufflevector <4 x i32> [[TMP1]], <4 x i32> undef, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
+; CHECK-NEXT:    ret <4 x i32> [[TMP2]]
+;
+  %t1 = shufflevector <4 x i32> %v1, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 0>
   %r = add <4 x i32> %t1, <i32 1, i32 2, i32 3, i32 4>
   ret <4 x i32> %r
 }
 
 define <4 x i32> @shuffle_17add2(<4 x i32> %v) {
 ; CHECK-LABEL: @shuffle_17add2(
-; CHECK-NOT: shufflevector
-; CHECK: [[VAR:%[a-zA-Z0-9.]+]] = shl <4 x i32> %v, <i32 1, i32 1, i32 1, i32 1>
-; CHECK: ret <4 x i32> [[VAR]]
-  %t1 = shufflevector <4 x i32> %v, <4 x i32> zeroinitializer,
-                      <4 x i32> <i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP1:%.*]] = shl <4 x i32> %v, <i32 1, i32 1, i32 1, i32 1>
+; CHECK-NEXT:    ret <4 x i32> [[TMP1]]
+;
+  %t1 = shufflevector <4 x i32> %v, <4 x i32> zeroinitializer, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
   %t2 = add <4 x i32> %t1, %t1
-  %r = shufflevector <4 x i32> %t2, <4 x i32> zeroinitializer,
-                     <4 x i32> <i32 3, i32 2, i32 1, i32 0>
+  %r = shufflevector <4 x i32> %t2, <4 x i32> zeroinitializer, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
   ret <4 x i32> %r
 }
 
 define <4 x i32> @shuffle_17mulsplat(<4 x i32> %v) {
 ; CHECK-LABEL: @shuffle_17mulsplat(
-; CHECK-NOT: shufflevector
-; CHECK: [[VAR1:%[a-zA-Z0-9.]+]] = mul <4 x i32> %v, %v
-; CHECK: [[VAR2:%[a-zA-Z0-9.]+]] = shufflevector <4 x i32> [[VAR1]], <4 x i32> undef, <4 x i32> zeroinitializer
-; CHECK: ret <4 x i32> [[VAR2]]
-  %s1 = shufflevector <4 x i32> %v,
-                      <4 x i32> zeroinitializer,
-                      <4 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP1:%.*]] = mul <4 x i32> %v, %v
+; CHECK-NEXT:    [[S2:%.*]] = shufflevector <4 x i32> [[TMP1]], <4 x i32> undef, <4 x i32> zeroinitializer
+; CHECK-NEXT:    ret <4 x i32> [[S2]]
+;
+  %s1 = shufflevector <4 x i32> %v, <4 x i32> zeroinitializer, <4 x i32> zeroinitializer
   %m1 = mul <4 x i32> %s1, %s1
-  %s2 = shufflevector <4 x i32> %m1,
-                      <4 x i32> zeroinitializer,
-                      <4 x i32> <i32 1, i32 1, i32 1, i32 1>
+  %s2 = shufflevector <4 x i32> %m1, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
   ret <4 x i32> %s2
 }
 
 ; Do not reorder shuffle and binop if LHS of shuffles are of different size
 define <2 x i32> @pr19717(<4 x i32> %in0, <2 x i32> %in1) {
 ; CHECK-LABEL: @pr19717(
-; CHECK: shufflevector
-; CHECK: shufflevector
-; CHECK: mul
+; CHECK-NEXT:    [[SHUFFLE:%.*]] = shufflevector <4 x i32> %in0, <4 x i32> undef, <2 x i32> zeroinitializer
+; CHECK-NEXT:    [[SHUFFLE4:%.*]] = shufflevector <2 x i32> %in1, <2 x i32> undef, <2 x i32> zeroinitializer
+; CHECK-NEXT:    [[MUL:%.*]] = mul <2 x i32> [[SHUFFLE]], [[SHUFFLE4]]
+; CHECK-NEXT:    ret <2 x i32> [[MUL]]
+;
   %shuffle = shufflevector <4 x i32> %in0, <4 x i32> %in0, <2 x i32> zeroinitializer
   %shuffle4 = shufflevector <2 x i32> %in1, <2 x i32> %in1, <2 x i32> zeroinitializer
   %mul = mul <2 x i32> %shuffle, %shuffle4
@@ -378,9 +394,10 @@ define <2 x i32> @pr19717(<4 x i32> %in0
 
 define <4 x i16> @pr19717a(<8 x i16> %in0, <8 x i16> %in1) {
 ; CHECK-LABEL: @pr19717a(
-; CHECK: [[VAR1:%[a-zA-Z0-9.]+]] = mul <8 x i16> %in0, %in1
-; CHECK: [[VAR2:%[a-zA-Z0-9.]+]] = shufflevector <8 x i16> [[VAR1]], <8 x i16> undef, <4 x i32> <i32 5, i32 5, i32 5, i32 5>
-; CHECK: ret <4 x i16> [[VAR2]]
+; CHECK-NEXT:    [[TMP1:%.*]] = mul <8 x i16> %in0, %in1
+; CHECK-NEXT:    [[TMP2:%.*]] = shufflevector <8 x i16> [[TMP1]], <8 x i16> undef, <4 x i32> <i32 5, i32 5, i32 5, i32 5>
+; CHECK-NEXT:    ret <4 x i16> [[TMP2]]
+;
   %shuffle = shufflevector <8 x i16> %in0, <8 x i16> %in0, <4 x i32> <i32 5, i32 5, i32 5, i32 5>
   %shuffle1 = shufflevector <8 x i16> %in1, <8 x i16> %in1, <4 x i32> <i32 5, i32 5, i32 5, i32 5>
   %mul = mul <4 x i16> %shuffle, %shuffle1
@@ -389,7 +406,10 @@ define <4 x i16> @pr19717a(<8 x i16> %in
 
 define <8 x i8> @pr19730(<16 x i8> %in0) {
 ; CHECK-LABEL: @pr19730(
-; CHECK: shufflevector
+; CHECK-NEXT:    [[SHUFFLE:%.*]] = shufflevector <16 x i8> %in0, <16 x i8> undef, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[SHUFFLE1:%.*]] = shufflevector <8 x i8> [[SHUFFLE]], <8 x i8> undef, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <8 x i8> [[SHUFFLE1]]
+;
   %shuffle = shufflevector <16 x i8> %in0, <16 x i8> undef, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
   %shuffle1 = shufflevector <8 x i8> %shuffle, <8 x i8> undef, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
   ret <8 x i8> %shuffle1
@@ -397,8 +417,9 @@ define <8 x i8> @pr19730(<16 x i8> %in0)
 
 define i32 @pr19737(<4 x i32> %in0) {
 ; CHECK-LABEL: @pr19737(
-; CHECK: [[VAR:%[a-zA-Z0-9.]+]] = extractelement <4 x i32> %in0, i32 0
-; CHECK: ret i32 [[VAR]]
+; CHECK-NEXT:    [[RV_LHS:%.*]] = extractelement <4 x i32> %in0, i32 0
+; CHECK-NEXT:    ret i32 [[RV_LHS]]
+;
   %shuffle.i = shufflevector <4 x i32> zeroinitializer, <4 x i32> %in0, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
   %neg.i = xor <4 x i32> %shuffle.i, <i32 -1, i32 -1, i32 -1, i32 -1>
   %and.i = and <4 x i32> %in0, %neg.i
@@ -412,9 +433,11 @@ define i32 @pr19737(<4 x i32> %in0) {
 
 define <4 x i32> @pr20059(<4 x i32> %p1, <4 x i32> %p2) {
 ; CHECK-LABEL: @pr20059(
-; CHECK-NEXT: %splat1 = shufflevector <4 x i32> %p1, <4 x i32> undef, <4 x i32> zeroinitializer
-; CHECK-NEXT: %splat2 = shufflevector <4 x i32> %p2, <4 x i32> undef, <4 x i32> zeroinitializer
-; CHECK-NEXT: %retval = srem <4 x i32> %splat1, %splat2
+; CHECK-NEXT:    [[SPLAT1:%.*]] = shufflevector <4 x i32> %p1, <4 x i32> undef, <4 x i32> zeroinitializer
+; CHECK-NEXT:    [[SPLAT2:%.*]] = shufflevector <4 x i32> %p2, <4 x i32> undef, <4 x i32> zeroinitializer
+; CHECK-NEXT:    [[RETVAL:%.*]] = srem <4 x i32> [[SPLAT1]], [[SPLAT2]]
+; CHECK-NEXT:    ret <4 x i32> [[RETVAL]]
+;
   %splat1 = shufflevector <4 x i32> %p1, <4 x i32> undef, <4 x i32> zeroinitializer
   %splat2 = shufflevector <4 x i32> %p2, <4 x i32> undef, <4 x i32> zeroinitializer
   %retval = srem <4 x i32> %splat1, %splat2
@@ -422,18 +445,21 @@ define <4 x i32> @pr20059(<4 x i32> %p1,
 }
 
 define <4 x i32> @pr20114(<4 x i32> %__mask) {
-; CHECK-LABEL: @pr20114
-; CHECK: shufflevector
-; CHECK: and
+; CHECK-LABEL: @pr20114(
+; CHECK-NEXT:    [[MASK01_I:%.*]] = shufflevector <4 x i32> %__mask, <4 x i32> undef, <4 x i32> <i32 0, i32 0, i32 1, i32 1>
+; CHECK-NEXT:    [[MASKED_NEW_I_I_I:%.*]] = and <4 x i32> [[MASK01_I]], bitcast (<2 x i64> <i64 ptrtoint (<4 x i32> (<4 x i32>)* @pr20114 to i64), i64 ptrtoint (<4 x i32> (<4 x i32>)* @pr20114 to i64)> to <4 x i32>)
+; CHECK-NEXT:    ret <4 x i32> [[MASKED_NEW_I_I_I]]
+;
   %mask01.i = shufflevector <4 x i32> %__mask, <4 x i32> undef, <4 x i32> <i32 0, i32 0, i32 1, i32 1>
   %masked_new.i.i.i = and <4 x i32> bitcast (<2 x i64> <i64 ptrtoint (<4 x i32> (<4 x i32>)* @pr20114 to i64), i64 ptrtoint (<4 x i32> (<4 x i32>)* @pr20114 to i64)> to <4 x i32>), %mask01.i
   ret <4 x i32> %masked_new.i.i.i
 }
 
 define <2 x i32*> @pr23113(<4 x i32*> %A) {
-; CHECK-LABEL: @pr23113
-; CHECK: %[[V:.*]] = shufflevector <4 x i32*> %A, <4 x i32*> undef, <2 x i32> <i32 0, i32 1>
-; CHECK-NEXT: ret <2 x i32*> %[[V]]
+; CHECK-LABEL: @pr23113(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i32*> %A, <4 x i32*> undef, <2 x i32> <i32 0, i32 1>
+; CHECK-NEXT:    ret <2 x i32*> [[TMP1]]
+;
   %1 = shufflevector <4 x i32*> %A, <4 x i32*> undef, <2 x i32> <i32 0, i32 1>
   ret <2 x i32*> %1
 }




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