From: Roman Lebedev <lebedev.ri@gmail.com>
Date: Wed, 18 Jul 2018 08:15:13 +0000 (+0000)
Subject: Revert test changes part of "Revert "[InstCombine] Fold 'check for [no] signed trunca... 
X-Git-Tag: llvmorg-7.0.0-rc1~1171
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ad50ae82ad4dafefdaf0779258bf164d5687e984;p=platform%2Fupstream%2Fllvm.git

Revert test changes part of "Revert "[InstCombine] Fold 'check for [no] signed truncation' pattern""

We want the test to remain good anyway.
I think the fix is incoming.

This reverts part of commit rL337344.

llvm-svn: 337359
---

diff --git a/llvm/test/Transforms/InstCombine/canonicalize-lack-of-signed-truncation-check.ll b/llvm/test/Transforms/InstCombine/canonicalize-lack-of-signed-truncation-check.ll
index 4f324f9..5ed2229 100644
--- a/llvm/test/Transforms/InstCombine/canonicalize-lack-of-signed-truncation-check.ll
+++ b/llvm/test/Transforms/InstCombine/canonicalize-lack-of-signed-truncation-check.ll
@@ -15,13 +15,13 @@
 
 define i1 @p0(i8 %x) {
 ; CHECK-LABEL: @p0(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 4
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 5
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 5
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i8 [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
-  %tmp0 = shl i8 %x, 4
-  %tmp1 = ashr exact i8 %tmp0, 4
+  %tmp0 = shl i8 %x, 5
+  %tmp1 = ashr exact i8 %tmp0, 5
   %tmp2 = icmp eq i8 %tmp1, %x
   ret i1 %tmp2
 }
@@ -32,65 +32,65 @@ define i1 @p0(i8 %x) {
 
 define <2 x i1> @p1_vec_splat(<2 x i8> %x) {
 ; CHECK-LABEL: @p1_vec_splat(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl <2 x i8> [[X:%.*]], <i8 4, i8 4>
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <2 x i8> [[TMP0]], <i8 4, i8 4>
+; CHECK-NEXT:    [[TMP0:%.*]] = shl <2 x i8> [[X:%.*]], <i8 5, i8 5>
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <2 x i8> [[TMP0]], <i8 5, i8 5>
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq <2 x i8> [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret <2 x i1> [[TMP2]]
 ;
-  %tmp0 = shl <2 x i8> %x, <i8 4, i8 4>
-  %tmp1 = ashr exact <2 x i8> %tmp0, <i8 4, i8 4>
+  %tmp0 = shl <2 x i8> %x, <i8 5, i8 5>
+  %tmp1 = ashr exact <2 x i8> %tmp0, <i8 5, i8 5>
   %tmp2 = icmp eq <2 x i8> %tmp1, %x
   ret <2 x i1> %tmp2
 }
 
 define <2 x i1> @p2_vec_nonsplat(<2 x i8> %x) {
 ; CHECK-LABEL: @p2_vec_nonsplat(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl <2 x i8> [[X:%.*]], <i8 4, i8 5>
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <2 x i8> [[TMP0]], <i8 4, i8 5>
+; CHECK-NEXT:    [[TMP0:%.*]] = shl <2 x i8> [[X:%.*]], <i8 5, i8 6>
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <2 x i8> [[TMP0]], <i8 5, i8 6>
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq <2 x i8> [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret <2 x i1> [[TMP2]]
 ;
-  %tmp0 = shl <2 x i8> %x, <i8 4, i8 5>
-  %tmp1 = ashr exact <2 x i8> %tmp0, <i8 4, i8 5>
+  %tmp0 = shl <2 x i8> %x, <i8 5, i8 6>
+  %tmp1 = ashr exact <2 x i8> %tmp0, <i8 5, i8 6>
   %tmp2 = icmp eq <2 x i8> %tmp1, %x
   ret <2 x i1> %tmp2
 }
 
 define <3 x i1> @p3_vec_undef0(<3 x i8> %x) {
 ; CHECK-LABEL: @p3_vec_undef0(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl <3 x i8> [[X:%.*]], <i8 4, i8 undef, i8 4>
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <3 x i8> [[TMP0]], <i8 4, i8 4, i8 4>
+; CHECK-NEXT:    [[TMP0:%.*]] = shl <3 x i8> [[X:%.*]], <i8 5, i8 undef, i8 5>
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <3 x i8> [[TMP0]], <i8 5, i8 5, i8 5>
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq <3 x i8> [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret <3 x i1> [[TMP2]]
 ;
-  %tmp0 = shl <3 x i8> %x, <i8 4, i8 undef, i8 4>
-  %tmp1 = ashr exact <3 x i8> %tmp0, <i8 4, i8 4, i8 4>
+  %tmp0 = shl <3 x i8> %x, <i8 5, i8 undef, i8 5>
+  %tmp1 = ashr exact <3 x i8> %tmp0, <i8 5, i8 5, i8 5>
   %tmp2 = icmp eq <3 x i8> %tmp1, %x
   ret <3 x i1> %tmp2
 }
 
 define <3 x i1> @p4_vec_undef1(<3 x i8> %x) {
 ; CHECK-LABEL: @p4_vec_undef1(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl <3 x i8> [[X:%.*]], <i8 4, i8 4, i8 4>
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <3 x i8> [[TMP0]], <i8 4, i8 undef, i8 4>
+; CHECK-NEXT:    [[TMP0:%.*]] = shl <3 x i8> [[X:%.*]], <i8 5, i8 5, i8 5>
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <3 x i8> [[TMP0]], <i8 5, i8 undef, i8 5>
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq <3 x i8> [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret <3 x i1> [[TMP2]]
 ;
-  %tmp0 = shl <3 x i8> %x, <i8 4, i8 4, i8 4>
-  %tmp1 = ashr exact <3 x i8> %tmp0, <i8 4, i8 undef, i8 4>
+  %tmp0 = shl <3 x i8> %x, <i8 5, i8 5, i8 5>
+  %tmp1 = ashr exact <3 x i8> %tmp0, <i8 5, i8 undef, i8 5>
   %tmp2 = icmp eq <3 x i8> %tmp1, %x
   ret <3 x i1> %tmp2
 }
 
 define <3 x i1> @p5_vec_undef2(<3 x i8> %x) {
 ; CHECK-LABEL: @p5_vec_undef2(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl <3 x i8> [[X:%.*]], <i8 4, i8 undef, i8 4>
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <3 x i8> [[TMP0]], <i8 4, i8 undef, i8 4>
+; CHECK-NEXT:    [[TMP0:%.*]] = shl <3 x i8> [[X:%.*]], <i8 5, i8 undef, i8 5>
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <3 x i8> [[TMP0]], <i8 5, i8 undef, i8 5>
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq <3 x i8> [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret <3 x i1> [[TMP2]]
 ;
-  %tmp0 = shl <3 x i8> %x, <i8 4, i8 undef, i8 4>
-  %tmp1 = ashr exact <3 x i8> %tmp0, <i8 4, i8 undef, i8 4>
+  %tmp0 = shl <3 x i8> %x, <i8 5, i8 undef, i8 5>
+  %tmp1 = ashr exact <3 x i8> %tmp0, <i8 5, i8 undef, i8 5>
   %tmp2 = icmp eq <3 x i8> %tmp1, %x
   ret <3 x i1> %tmp2
 }
@@ -104,14 +104,14 @@ declare i8 @gen8()
 define i1 @c0() {
 ; CHECK-LABEL: @c0(
 ; CHECK-NEXT:    [[X:%.*]] = call i8 @gen8()
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X]], 4
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X]], 5
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 5
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i8 [[X]], [[TMP1]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
   %x = call i8 @gen8()
-  %tmp0 = shl i8 %x, 4
-  %tmp1 = ashr exact i8 %tmp0, 4
+  %tmp0 = shl i8 %x, 5
+  %tmp1 = ashr exact i8 %tmp0, 5
   %tmp2 = icmp eq i8 %x, %tmp1 ; swapped order
   ret i1 %tmp2
 }
@@ -124,29 +124,29 @@ declare void @use8(i8)
 
 define i1 @n_oneuse0(i8 %x) {
 ; CHECK-LABEL: @n_oneuse0(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 5
 ; CHECK-NEXT:    call void @use8(i8 [[TMP0]])
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 4
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 5
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i8 [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
-  %tmp0 = shl i8 %x, 4
+  %tmp0 = shl i8 %x, 5
   call void @use8(i8 %tmp0)
-  %tmp1 = ashr exact i8 %tmp0, 4
+  %tmp1 = ashr exact i8 %tmp0, 5
   %tmp2 = icmp eq i8 %tmp1, %x
   ret i1 %tmp2
 }
 
 define i1 @n_oneuse1(i8 %x) {
 ; CHECK-LABEL: @n_oneuse1(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 4
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 5
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 5
 ; CHECK-NEXT:    call void @use8(i8 [[TMP1]])
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i8 [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
-  %tmp0 = shl i8 %x, 4
-  %tmp1 = ashr exact i8 %tmp0, 4
+  %tmp0 = shl i8 %x, 5
+  %tmp1 = ashr exact i8 %tmp0, 5
   call void @use8(i8 %tmp1)
   %tmp2 = icmp eq i8 %tmp1, %x
   ret i1 %tmp2
@@ -154,16 +154,16 @@ define i1 @n_oneuse1(i8 %x) {
 
 define i1 @n_oneuse2(i8 %x) {
 ; CHECK-LABEL: @n_oneuse2(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 5
 ; CHECK-NEXT:    call void @use8(i8 [[TMP0]])
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 4
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 5
 ; CHECK-NEXT:    call void @use8(i8 [[TMP1]])
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i8 [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
-  %tmp0 = shl i8 %x, 4
+  %tmp0 = shl i8 %x, 5
   call void @use8(i8 %tmp0)
-  %tmp1 = ashr exact i8 %tmp0, 4
+  %tmp1 = ashr exact i8 %tmp0, 5
   call void @use8(i8 %tmp1)
   %tmp2 = icmp eq i8 %tmp1, %x
   ret i1 %tmp2
@@ -175,50 +175,50 @@ define i1 @n_oneuse2(i8 %x) {
 
 define i1 @n0(i8 %x) {
 ; CHECK-LABEL: @n0(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 5
 ; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 3
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i8 [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
-  %tmp0 = shl i8 %x, 4
-  %tmp1 = ashr exact i8 %tmp0, 3 ; not 4
+  %tmp0 = shl i8 %x, 5
+  %tmp1 = ashr exact i8 %tmp0, 3 ; not 5
   %tmp2 = icmp eq i8 %tmp1, %x
   ret i1 %tmp2
 }
 
 define i1 @n1(i8 %x) {
 ; CHECK-LABEL: @n1(
-; CHECK-NEXT:    [[TMP1:%.*]] = icmp ult i8 [[X:%.*]], 16
+; CHECK-NEXT:    [[TMP1:%.*]] = icmp ult i8 [[X:%.*]], 8
 ; CHECK-NEXT:    ret i1 [[TMP1]]
 ;
-  %tmp0 = shl i8 %x, 4
-  %tmp1 = lshr exact i8 %tmp0, 4 ; not ashr
+  %tmp0 = shl i8 %x, 5
+  %tmp1 = lshr exact i8 %tmp0, 5 ; not ashr
   %tmp2 = icmp eq i8 %tmp1, %x
   ret i1 %tmp2
 }
 
 define i1 @n2(i8 %x, i8 %y) {
 ; CHECK-LABEL: @n2(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 4
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 5
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 5
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i8 [[TMP1]], [[Y:%.*]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
-  %tmp0 = shl i8 %x, 4
-  %tmp1 = ashr exact i8 %tmp0, 4
+  %tmp0 = shl i8 %x, 5
+  %tmp1 = ashr exact i8 %tmp0, 5
   %tmp2 = icmp eq i8 %tmp1, %y ; not %x
   ret i1 %tmp2
 }
 
 define <2 x i1> @n3_vec_nonsplat(<2 x i8> %x) {
 ; CHECK-LABEL: @n3_vec_nonsplat(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl <2 x i8> [[X:%.*]], <i8 4, i8 4>
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <2 x i8> [[TMP0]], <i8 4, i8 3>
+; CHECK-NEXT:    [[TMP0:%.*]] = shl <2 x i8> [[X:%.*]], <i8 5, i8 5>
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <2 x i8> [[TMP0]], <i8 5, i8 3>
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq <2 x i8> [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret <2 x i1> [[TMP2]]
 ;
-  %tmp0 = shl <2 x i8> %x, <i8 4, i8 4>
-  %tmp1 = ashr exact <2 x i8> %tmp0, <i8 4, i8 3> ; 3 instead of 4
+  %tmp0 = shl <2 x i8> %x, <i8 5, i8 5>
+  %tmp1 = ashr exact <2 x i8> %tmp0, <i8 5, i8 3> ; 3 instead of 5
   %tmp2 = icmp eq <2 x i8> %tmp1, %x
   ret <2 x i1> %tmp2
 }
diff --git a/llvm/test/Transforms/InstCombine/canonicalize-signed-truncation-check.ll b/llvm/test/Transforms/InstCombine/canonicalize-signed-truncation-check.ll
index f1a5034..ca08a33 100644
--- a/llvm/test/Transforms/InstCombine/canonicalize-signed-truncation-check.ll
+++ b/llvm/test/Transforms/InstCombine/canonicalize-signed-truncation-check.ll
@@ -15,13 +15,13 @@
 
 define i1 @p0(i8 %x) {
 ; CHECK-LABEL: @p0(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 4
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 5
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 5
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne i8 [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
-  %tmp0 = shl i8 %x, 4
-  %tmp1 = ashr exact i8 %tmp0, 4
+  %tmp0 = shl i8 %x, 5
+  %tmp1 = ashr exact i8 %tmp0, 5
   %tmp2 = icmp ne i8 %tmp1, %x
   ret i1 %tmp2
 }
@@ -32,65 +32,65 @@ define i1 @p0(i8 %x) {
 
 define <2 x i1> @p1_vec_splat(<2 x i8> %x) {
 ; CHECK-LABEL: @p1_vec_splat(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl <2 x i8> [[X:%.*]], <i8 4, i8 4>
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <2 x i8> [[TMP0]], <i8 4, i8 4>
+; CHECK-NEXT:    [[TMP0:%.*]] = shl <2 x i8> [[X:%.*]], <i8 5, i8 5>
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <2 x i8> [[TMP0]], <i8 5, i8 5>
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne <2 x i8> [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret <2 x i1> [[TMP2]]
 ;
-  %tmp0 = shl <2 x i8> %x, <i8 4, i8 4>
-  %tmp1 = ashr exact <2 x i8> %tmp0, <i8 4, i8 4>
+  %tmp0 = shl <2 x i8> %x, <i8 5, i8 5>
+  %tmp1 = ashr exact <2 x i8> %tmp0, <i8 5, i8 5>
   %tmp2 = icmp ne <2 x i8> %tmp1, %x
   ret <2 x i1> %tmp2
 }
 
 define <2 x i1> @p2_vec_nonsplat(<2 x i8> %x) {
 ; CHECK-LABEL: @p2_vec_nonsplat(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl <2 x i8> [[X:%.*]], <i8 4, i8 5>
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <2 x i8> [[TMP0]], <i8 4, i8 5>
+; CHECK-NEXT:    [[TMP0:%.*]] = shl <2 x i8> [[X:%.*]], <i8 5, i8 6>
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <2 x i8> [[TMP0]], <i8 5, i8 6>
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne <2 x i8> [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret <2 x i1> [[TMP2]]
 ;
-  %tmp0 = shl <2 x i8> %x, <i8 4, i8 5>
-  %tmp1 = ashr exact <2 x i8> %tmp0, <i8 4, i8 5>
+  %tmp0 = shl <2 x i8> %x, <i8 5, i8 6>
+  %tmp1 = ashr exact <2 x i8> %tmp0, <i8 5, i8 6>
   %tmp2 = icmp ne <2 x i8> %tmp1, %x
   ret <2 x i1> %tmp2
 }
 
 define <3 x i1> @p3_vec_undef0(<3 x i8> %x) {
 ; CHECK-LABEL: @p3_vec_undef0(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl <3 x i8> [[X:%.*]], <i8 4, i8 undef, i8 4>
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <3 x i8> [[TMP0]], <i8 4, i8 4, i8 4>
+; CHECK-NEXT:    [[TMP0:%.*]] = shl <3 x i8> [[X:%.*]], <i8 5, i8 undef, i8 5>
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <3 x i8> [[TMP0]], <i8 5, i8 5, i8 5>
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne <3 x i8> [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret <3 x i1> [[TMP2]]
 ;
-  %tmp0 = shl <3 x i8> %x, <i8 4, i8 undef, i8 4>
-  %tmp1 = ashr exact <3 x i8> %tmp0, <i8 4, i8 4, i8 4>
+  %tmp0 = shl <3 x i8> %x, <i8 5, i8 undef, i8 5>
+  %tmp1 = ashr exact <3 x i8> %tmp0, <i8 5, i8 5, i8 5>
   %tmp2 = icmp ne <3 x i8> %tmp1, %x
   ret <3 x i1> %tmp2
 }
 
 define <3 x i1> @p4_vec_undef1(<3 x i8> %x) {
 ; CHECK-LABEL: @p4_vec_undef1(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl <3 x i8> [[X:%.*]], <i8 4, i8 4, i8 4>
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <3 x i8> [[TMP0]], <i8 4, i8 undef, i8 4>
+; CHECK-NEXT:    [[TMP0:%.*]] = shl <3 x i8> [[X:%.*]], <i8 5, i8 5, i8 5>
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <3 x i8> [[TMP0]], <i8 5, i8 undef, i8 5>
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne <3 x i8> [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret <3 x i1> [[TMP2]]
 ;
-  %tmp0 = shl <3 x i8> %x, <i8 4, i8 4, i8 4>
-  %tmp1 = ashr exact <3 x i8> %tmp0, <i8 4, i8 undef, i8 4>
+  %tmp0 = shl <3 x i8> %x, <i8 5, i8 5, i8 5>
+  %tmp1 = ashr exact <3 x i8> %tmp0, <i8 5, i8 undef, i8 5>
   %tmp2 = icmp ne <3 x i8> %tmp1, %x
   ret <3 x i1> %tmp2
 }
 
 define <3 x i1> @p5_vec_undef2(<3 x i8> %x) {
 ; CHECK-LABEL: @p5_vec_undef2(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl <3 x i8> [[X:%.*]], <i8 4, i8 undef, i8 4>
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <3 x i8> [[TMP0]], <i8 4, i8 undef, i8 4>
+; CHECK-NEXT:    [[TMP0:%.*]] = shl <3 x i8> [[X:%.*]], <i8 5, i8 undef, i8 5>
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <3 x i8> [[TMP0]], <i8 5, i8 undef, i8 5>
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne <3 x i8> [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret <3 x i1> [[TMP2]]
 ;
-  %tmp0 = shl <3 x i8> %x, <i8 4, i8 undef, i8 4>
-  %tmp1 = ashr exact <3 x i8> %tmp0, <i8 4, i8 undef, i8 4>
+  %tmp0 = shl <3 x i8> %x, <i8 5, i8 undef, i8 5>
+  %tmp1 = ashr exact <3 x i8> %tmp0, <i8 5, i8 undef, i8 5>
   %tmp2 = icmp ne <3 x i8> %tmp1, %x
   ret <3 x i1> %tmp2
 }
@@ -104,14 +104,14 @@ declare i8 @gen8()
 define i1 @c0() {
 ; CHECK-LABEL: @c0(
 ; CHECK-NEXT:    [[X:%.*]] = call i8 @gen8()
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X]], 4
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X]], 5
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 5
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne i8 [[X]], [[TMP1]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
   %x = call i8 @gen8()
-  %tmp0 = shl i8 %x, 4
-  %tmp1 = ashr exact i8 %tmp0, 4
+  %tmp0 = shl i8 %x, 5
+  %tmp1 = ashr exact i8 %tmp0, 5
   %tmp2 = icmp ne i8 %x, %tmp1 ; swapped order
   ret i1 %tmp2
 }
@@ -124,29 +124,29 @@ declare void @use8(i8)
 
 define i1 @n_oneuse0(i8 %x) {
 ; CHECK-LABEL: @n_oneuse0(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 5
 ; CHECK-NEXT:    call void @use8(i8 [[TMP0]])
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 4
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 5
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne i8 [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
-  %tmp0 = shl i8 %x, 4
+  %tmp0 = shl i8 %x, 5
   call void @use8(i8 %tmp0)
-  %tmp1 = ashr exact i8 %tmp0, 4
+  %tmp1 = ashr exact i8 %tmp0, 5
   %tmp2 = icmp ne i8 %tmp1, %x
   ret i1 %tmp2
 }
 
 define i1 @n_oneuse1(i8 %x) {
 ; CHECK-LABEL: @n_oneuse1(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 4
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 5
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 5
 ; CHECK-NEXT:    call void @use8(i8 [[TMP1]])
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne i8 [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
-  %tmp0 = shl i8 %x, 4
-  %tmp1 = ashr exact i8 %tmp0, 4
+  %tmp0 = shl i8 %x, 5
+  %tmp1 = ashr exact i8 %tmp0, 5
   call void @use8(i8 %tmp1)
   %tmp2 = icmp ne i8 %tmp1, %x
   ret i1 %tmp2
@@ -154,16 +154,16 @@ define i1 @n_oneuse1(i8 %x) {
 
 define i1 @n_oneuse2(i8 %x) {
 ; CHECK-LABEL: @n_oneuse2(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 5
 ; CHECK-NEXT:    call void @use8(i8 [[TMP0]])
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 4
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 5
 ; CHECK-NEXT:    call void @use8(i8 [[TMP1]])
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne i8 [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
-  %tmp0 = shl i8 %x, 4
+  %tmp0 = shl i8 %x, 5
   call void @use8(i8 %tmp0)
-  %tmp1 = ashr exact i8 %tmp0, 4
+  %tmp1 = ashr exact i8 %tmp0, 5
   call void @use8(i8 %tmp1)
   %tmp2 = icmp ne i8 %tmp1, %x
   ret i1 %tmp2
@@ -175,50 +175,50 @@ define i1 @n_oneuse2(i8 %x) {
 
 define i1 @n0(i8 %x) {
 ; CHECK-LABEL: @n0(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 5
 ; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 3
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne i8 [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
-  %tmp0 = shl i8 %x, 4
-  %tmp1 = ashr exact i8 %tmp0, 3 ; not 4
+  %tmp0 = shl i8 %x, 5
+  %tmp1 = ashr exact i8 %tmp0, 3 ; not 5
   %tmp2 = icmp ne i8 %tmp1, %x
   ret i1 %tmp2
 }
 
 define i1 @n1(i8 %x) {
 ; CHECK-LABEL: @n1(
-; CHECK-NEXT:    [[TMP1:%.*]] = icmp ugt i8 [[X:%.*]], 15
+; CHECK-NEXT:    [[TMP1:%.*]] = icmp ugt i8 [[X:%.*]], 7
 ; CHECK-NEXT:    ret i1 [[TMP1]]
 ;
-  %tmp0 = shl i8 %x, 4
-  %tmp1 = lshr exact i8 %tmp0, 4 ; not ashr
+  %tmp0 = shl i8 %x, 5
+  %tmp1 = lshr exact i8 %tmp0, 5 ; not ashr
   %tmp2 = icmp ne i8 %tmp1, %x
   ret i1 %tmp2
 }
 
 define i1 @n2(i8 %x, i8 %y) {
 ; CHECK-LABEL: @n2(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 4
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 4
+; CHECK-NEXT:    [[TMP0:%.*]] = shl i8 [[X:%.*]], 5
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact i8 [[TMP0]], 5
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne i8 [[TMP1]], [[Y:%.*]]
 ; CHECK-NEXT:    ret i1 [[TMP2]]
 ;
-  %tmp0 = shl i8 %x, 4
-  %tmp1 = ashr exact i8 %tmp0, 4
+  %tmp0 = shl i8 %x, 5
+  %tmp1 = ashr exact i8 %tmp0, 5
   %tmp2 = icmp ne i8 %tmp1, %y ; not %x
   ret i1 %tmp2
 }
 
 define <2 x i1> @n3_vec_nonsplat(<2 x i8> %x) {
 ; CHECK-LABEL: @n3_vec_nonsplat(
-; CHECK-NEXT:    [[TMP0:%.*]] = shl <2 x i8> [[X:%.*]], <i8 4, i8 4>
-; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <2 x i8> [[TMP0]], <i8 4, i8 3>
+; CHECK-NEXT:    [[TMP0:%.*]] = shl <2 x i8> [[X:%.*]], <i8 5, i8 5>
+; CHECK-NEXT:    [[TMP1:%.*]] = ashr exact <2 x i8> [[TMP0]], <i8 5, i8 3>
 ; CHECK-NEXT:    [[TMP2:%.*]] = icmp ne <2 x i8> [[TMP1]], [[X]]
 ; CHECK-NEXT:    ret <2 x i1> [[TMP2]]
 ;
-  %tmp0 = shl <2 x i8> %x, <i8 4, i8 4>
-  %tmp1 = ashr exact <2 x i8> %tmp0, <i8 4, i8 3> ; 3 instead of 4
+  %tmp0 = shl <2 x i8> %x, <i8 5, i8 5>
+  %tmp1 = ashr exact <2 x i8> %tmp0, <i8 5, i8 3> ; 3 instead of 5
   %tmp2 = icmp ne <2 x i8> %tmp1, %x
   ret <2 x i1> %tmp2
 }