Temporarily Revert "Add basic loop fusion pass."

As it's causing some bot failures (and per request from kbarton).

This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda.

llvm-svn: 358546

1 files changed, 0 insertions, 459 deletions

diff --git a/llvm/test/Transforms/InstCombine/select-cmp-cttz-ctlz.ll b/llvm/test/Transforms/InstCombine/select-cmp-cttz-ctlz.ll
deleted file mode 100644
index 606cdedca7a..00000000000
--- a/llvm/test/Transforms/InstCombine/select-cmp-cttz-ctlz.ll
+++ /dev/null
@@ -1,459 +0,0 @@
-; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -instcombine -S < %s | FileCheck %s
-
-; This test is to verify that the instruction combiner is able to fold
-; a cttz/ctlz followed by a icmp + select into a single cttz/ctlz with
-; the 'is_zero_undef' flag cleared.
-
-define i16 @test1(i16 %x) {
-; CHECK-LABEL: @test1(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i16 @llvm.ctlz.i16(i16 [[X:%.*]], i1 false), !range !0
-; CHECK-NEXT:    ret i16 [[TMP1]]
-;
-  %ct = tail call i16 @llvm.ctlz.i16(i16 %x, i1 true)
-  %tobool = icmp ne i16 %x, 0
-  %cond = select i1 %tobool, i16 %ct, i16 16
-  ret i16 %cond
-}
-
-define i32 @test2(i32 %x) {
-; CHECK-LABEL: @test2(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i32 @llvm.ctlz.i32(i32 [[X:%.*]], i1 false), !range !1
-; CHECK-NEXT:    ret i32 [[TMP1]]
-;
-  %ct = tail call i32 @llvm.ctlz.i32(i32 %x, i1 true)
-  %tobool = icmp ne i32 %x, 0
-  %cond = select i1 %tobool, i32 %ct, i32 32
-  ret i32 %cond
-}
-
-define i64 @test3(i64 %x) {
-; CHECK-LABEL: @test3(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i64 @llvm.ctlz.i64(i64 [[X:%.*]], i1 false), !range !2
-; CHECK-NEXT:    ret i64 [[TMP1]]
-;
-  %ct = tail call i64 @llvm.ctlz.i64(i64 %x, i1 true)
-  %tobool = icmp ne i64 %x, 0
-  %cond = select i1 %tobool, i64 %ct, i64 64
-  ret i64 %cond
-}
-
-define i16 @test4(i16 %x) {
-; CHECK-LABEL: @test4(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i16 @llvm.ctlz.i16(i16 [[X:%.*]], i1 false), !range !0
-; CHECK-NEXT:    ret i16 [[TMP1]]
-;
-  %ct = tail call i16 @llvm.ctlz.i16(i16 %x, i1 true)
-  %tobool = icmp eq i16 %x, 0
-  %cond = select i1 %tobool, i16 16, i16 %ct
-  ret i16 %cond
-}
-
-define i32 @test5(i32 %x) {
-; CHECK-LABEL: @test5(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i32 @llvm.ctlz.i32(i32 [[X:%.*]], i1 false), !range !1
-; CHECK-NEXT:    ret i32 [[TMP1]]
-;
-  %ct = tail call i32 @llvm.ctlz.i32(i32 %x, i1 true)
-  %tobool = icmp eq i32 %x, 0
-  %cond = select i1 %tobool, i32 32, i32 %ct
-  ret i32 %cond
-}
-
-define i64 @test6(i64 %x) {
-; CHECK-LABEL: @test6(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i64 @llvm.ctlz.i64(i64 [[X:%.*]], i1 false), !range !2
-; CHECK-NEXT:    ret i64 [[TMP1]]
-;
-  %ct = tail call i64 @llvm.ctlz.i64(i64 %x, i1 true)
-  %tobool = icmp eq i64 %x, 0
-  %cond = select i1 %tobool, i64 64, i64 %ct
-  ret i64 %cond
-}
-
-define i16 @test1b(i16 %x) {
-; CHECK-LABEL: @test1b(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i16 @llvm.cttz.i16(i16 [[X:%.*]], i1 false), !range !0
-; CHECK-NEXT:    ret i16 [[TMP1]]
-;
-  %ct = tail call i16 @llvm.cttz.i16(i16 %x, i1 true)
-  %tobool = icmp ne i16 %x, 0
-  %cond = select i1 %tobool, i16 %ct, i16 16
-  ret i16 %cond
-}
-
-define i32 @test2b(i32 %x) {
-; CHECK-LABEL: @test2b(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i32 @llvm.cttz.i32(i32 [[X:%.*]], i1 false), !range !1
-; CHECK-NEXT:    ret i32 [[TMP1]]
-;
-  %ct = tail call i32 @llvm.cttz.i32(i32 %x, i1 true)
-  %tobool = icmp ne i32 %x, 0
-  %cond = select i1 %tobool, i32 %ct, i32 32
-  ret i32 %cond
-}
-
-define i64 @test3b(i64 %x) {
-; CHECK-LABEL: @test3b(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i64 @llvm.cttz.i64(i64 [[X:%.*]], i1 false), !range !2
-; CHECK-NEXT:    ret i64 [[TMP1]]
-;
-  %ct = tail call i64 @llvm.cttz.i64(i64 %x, i1 true)
-  %tobool = icmp ne i64 %x, 0
-  %cond = select i1 %tobool, i64 %ct, i64 64
-  ret i64 %cond
-}
-
-define i16 @test4b(i16 %x) {
-; CHECK-LABEL: @test4b(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i16 @llvm.cttz.i16(i16 [[X:%.*]], i1 false), !range !0
-; CHECK-NEXT:    ret i16 [[TMP1]]
-;
-  %ct = tail call i16 @llvm.cttz.i16(i16 %x, i1 true)
-  %tobool = icmp eq i16 %x, 0
-  %cond = select i1 %tobool, i16 16, i16 %ct
-  ret i16 %cond
-}
-
-define i32 @test5b(i32 %x) {
-; CHECK-LABEL: @test5b(
-; CHECK-NEXT:  entry:
-; CHECK-NEXT:    [[TMP0:%.*]] = tail call i32 @llvm.cttz.i32(i32 [[X:%.*]], i1 false), !range !1
-; CHECK-NEXT:    ret i32 [[TMP0]]
-;
-entry:
-  %ct = tail call i32 @llvm.cttz.i32(i32 %x, i1 true)
-  %tobool = icmp eq i32 %x, 0
-  %cond = select i1 %tobool, i32 32, i32 %ct
-  ret i32 %cond
-}
-
-define i64 @test6b(i64 %x) {
-; CHECK-LABEL: @test6b(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i64 @llvm.cttz.i64(i64 [[X:%.*]], i1 false), !range !2
-; CHECK-NEXT:    ret i64 [[TMP1]]
-;
-  %ct = tail call i64 @llvm.cttz.i64(i64 %x, i1 true)
-  %tobool = icmp eq i64 %x, 0
-  %cond = select i1 %tobool, i64 64, i64 %ct
-  ret i64 %cond
-}
-
-define i32 @test1c(i16 %x) {
-; CHECK-LABEL: @test1c(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i16 @llvm.cttz.i16(i16 [[X:%.*]], i1 false), !range !0
-; CHECK-NEXT:    [[TMP2:%.*]] = zext i16 [[TMP1]] to i32
-; CHECK-NEXT:    ret i32 [[TMP2]]
-;
-  %ct = tail call i16 @llvm.cttz.i16(i16 %x, i1 true)
-  %cast2 = zext i16 %ct to i32
-  %tobool = icmp ne i16 %x, 0
-  %cond = select i1 %tobool, i32 %cast2, i32 16
-  ret i32 %cond
-}
-
-define i64 @test2c(i16 %x) {
-; CHECK-LABEL: @test2c(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i16 @llvm.cttz.i16(i16 [[X:%.*]], i1 false), !range !0
-; CHECK-NEXT:    [[TMP2:%.*]] = zext i16 [[TMP1]] to i64
-; CHECK-NEXT:    ret i64 [[TMP2]]
-;
-  %ct = tail call i16 @llvm.cttz.i16(i16 %x, i1 true)
-  %conv = zext i16 %ct to i64
-  %tobool = icmp ne i16 %x, 0
-  %cond = select i1 %tobool, i64 %conv, i64 16
-  ret i64 %cond
-}
-
-define i64 @test3c(i32 %x) {
-; CHECK-LABEL: @test3c(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i32 @llvm.cttz.i32(i32 [[X:%.*]], i1 false), !range !1
-; CHECK-NEXT:    [[TMP2:%.*]] = zext i32 [[TMP1]] to i64
-; CHECK-NEXT:    ret i64 [[TMP2]]
-;
-  %ct = tail call i32 @llvm.cttz.i32(i32 %x, i1 true)
-  %conv = zext i32 %ct to i64
-  %tobool = icmp ne i32 %x, 0
-  %cond = select i1 %tobool, i64 %conv, i64 32
-  ret i64 %cond
-}
-
-define i32 @test4c(i16 %x) {
-; CHECK-LABEL: @test4c(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i16 @llvm.ctlz.i16(i16 [[X:%.*]], i1 false), !range !0
-; CHECK-NEXT:    [[TMP2:%.*]] = zext i16 [[TMP1]] to i32
-; CHECK-NEXT:    ret i32 [[TMP2]]
-;
-  %ct = tail call i16 @llvm.ctlz.i16(i16 %x, i1 true)
-  %cast = zext i16 %ct to i32
-  %tobool = icmp ne i16 %x, 0
-  %cond = select i1 %tobool, i32 %cast, i32 16
-  ret i32 %cond
-}
-
-define i64 @test5c(i16 %x) {
-; CHECK-LABEL: @test5c(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i16 @llvm.ctlz.i16(i16 [[X:%.*]], i1 false), !range !0
-; CHECK-NEXT:    [[TMP2:%.*]] = zext i16 [[TMP1]] to i64
-; CHECK-NEXT:    ret i64 [[TMP2]]
-;
-  %ct = tail call i16 @llvm.ctlz.i16(i16 %x, i1 true)
-  %cast = zext i16 %ct to i64
-  %tobool = icmp ne i16 %x, 0
-  %cond = select i1 %tobool, i64 %cast, i64 16
-  ret i64 %cond
-}
-
-define i64 @test6c(i32 %x) {
-; CHECK-LABEL: @test6c(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i32 @llvm.ctlz.i32(i32 [[X:%.*]], i1 false), !range !1
-; CHECK-NEXT:    [[TMP2:%.*]] = zext i32 [[TMP1]] to i64
-; CHECK-NEXT:    ret i64 [[TMP2]]
-;
-  %ct = tail call i32 @llvm.ctlz.i32(i32 %x, i1 true)
-  %cast = zext i32 %ct to i64
-  %tobool = icmp ne i32 %x, 0
-  %cond = select i1 %tobool, i64 %cast, i64 32
-  ret i64 %cond
-}
-
-define i16 @test1d(i64 %x) {
-; CHECK-LABEL: @test1d(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i64 @llvm.cttz.i64(i64 [[X:%.*]], i1 false), !range !2
-; CHECK-NEXT:    [[TMP2:%.*]] = trunc i64 [[TMP1]] to i16
-; CHECK-NEXT:    ret i16 [[TMP2]]
-;
-  %ct = tail call i64 @llvm.cttz.i64(i64 %x, i1 true)
-  %conv = trunc i64 %ct to i16
-  %tobool = icmp ne i64 %x, 0
-  %cond = select i1 %tobool, i16 %conv, i16 64
-  ret i16 %cond
-}
-
-define i32 @test2d(i64 %x) {
-; CHECK-LABEL: @test2d(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i64 @llvm.cttz.i64(i64 [[X:%.*]], i1 false), !range !2
-; CHECK-NEXT:    [[TMP2:%.*]] = trunc i64 [[TMP1]] to i32
-; CHECK-NEXT:    ret i32 [[TMP2]]
-;
-  %ct = tail call i64 @llvm.cttz.i64(i64 %x, i1 true)
-  %cast = trunc i64 %ct to i32
-  %tobool = icmp ne i64 %x, 0
-  %cond = select i1 %tobool, i32 %cast, i32 64
-  ret i32 %cond
-}
-
-define i16 @test3d(i32 %x) {
-; CHECK-LABEL: @test3d(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i32 @llvm.cttz.i32(i32 [[X:%.*]], i1 false), !range !1
-; CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
-; CHECK-NEXT:    ret i16 [[TMP2]]
-;
-  %ct = tail call i32 @llvm.cttz.i32(i32 %x, i1 true)
-  %cast = trunc i32 %ct to i16
-  %tobool = icmp ne i32 %x, 0
-  %cond = select i1 %tobool, i16 %cast, i16 32
-  ret i16 %cond
-}
-
-define i16 @test4d(i64 %x) {
-; CHECK-LABEL: @test4d(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i64 @llvm.ctlz.i64(i64 [[X:%.*]], i1 false), !range !2
-; CHECK-NEXT:    [[TMP2:%.*]] = trunc i64 [[TMP1]] to i16
-; CHECK-NEXT:    ret i16 [[TMP2]]
-;
-  %ct = tail call i64 @llvm.ctlz.i64(i64 %x, i1 true)
-  %cast = trunc i64 %ct to i16
-  %tobool = icmp ne i64 %x, 0
-  %cond = select i1 %tobool, i16 %cast, i16 64
-  ret i16 %cond
-}
-
-define i32 @test5d(i64 %x) {
-; CHECK-LABEL: @test5d(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i64 @llvm.ctlz.i64(i64 [[X:%.*]], i1 false), !range !2
-; CHECK-NEXT:    [[TMP2:%.*]] = trunc i64 [[TMP1]] to i32
-; CHECK-NEXT:    ret i32 [[TMP2]]
-;
-  %ct = tail call i64 @llvm.ctlz.i64(i64 %x, i1 true)
-  %cast = trunc i64 %ct to i32
-  %tobool = icmp ne i64 %x, 0
-  %cond = select i1 %tobool, i32 %cast, i32 64
-  ret i32 %cond
-}
-
-define i16 @test6d(i32 %x) {
-; CHECK-LABEL: @test6d(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i32 @llvm.ctlz.i32(i32 [[X:%.*]], i1 false), !range !1
-; CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
-; CHECK-NEXT:    ret i16 [[TMP2]]
-;
-  %ct = tail call i32 @llvm.ctlz.i32(i32 %x, i1 true)
-  %cast = trunc i32 %ct to i16
-  %tobool = icmp ne i32 %x, 0
-  %cond = select i1 %tobool, i16 %cast, i16 32
-  ret i16 %cond
-}
-
-define i64 @select_bug1(i32 %x) {
-; CHECK-LABEL: @select_bug1(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i32 @llvm.cttz.i32(i32 [[X:%.*]], i1 false), !range !1
-; CHECK-NEXT:    [[TMP2:%.*]] = zext i32 [[TMP1]] to i64
-; CHECK-NEXT:    ret i64 [[TMP2]]
-;
-  %ct = tail call i32 @llvm.cttz.i32(i32 %x, i1 false)
-  %conv = zext i32 %ct to i64
-  %tobool = icmp ne i32 %x, 0
-  %cond = select i1 %tobool, i64 %conv, i64 32
-  ret i64 %cond
-}
-
-define i16 @select_bug2(i32 %x) {
-; CHECK-LABEL: @select_bug2(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i32 @llvm.cttz.i32(i32 [[X:%.*]], i1 false), !range !1
-; CHECK-NEXT:    [[TMP2:%.*]] = trunc i32 [[TMP1]] to i16
-; CHECK-NEXT:    ret i16 [[TMP2]]
-;
-  %ct = tail call i32 @llvm.cttz.i32(i32 %x, i1 false)
-  %conv = trunc i32 %ct to i16
-  %tobool = icmp ne i32 %x, 0
-  %cond = select i1 %tobool, i16 %conv, i16 32
-  ret i16 %cond
-}
-
-define i128 @test7(i128 %x) {
-; CHECK-LABEL: @test7(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i128 @llvm.ctlz.i128(i128 [[X:%.*]], i1 false), !range !3
-; CHECK-NEXT:    ret i128 [[TMP1]]
-;
-  %ct = tail call i128 @llvm.ctlz.i128(i128 %x, i1 true)
-  %tobool = icmp ne i128 %x, 0
-  %cond = select i1 %tobool, i128 %ct, i128 128
-  ret i128 %cond
-}
-
-define i128 @test8(i128 %x) {
-; CHECK-LABEL: @test8(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call i128 @llvm.cttz.i128(i128 [[X:%.*]], i1 false), !range !3
-; CHECK-NEXT:    ret i128 [[TMP1]]
-;
-  %ct = tail call i128 @llvm.cttz.i128(i128 %x, i1 true)
-  %tobool = icmp ne i128 %x, 0
-  %cond = select i1 %tobool, i128 %ct, i128 128
-  ret i128 %cond
-}
-
-define i32 @test_ctlz_not_bw(i32 %x) {
-; CHECK-LABEL: @test_ctlz_not_bw(
-; CHECK-NEXT:    [[CT:%.*]] = tail call i32 @llvm.ctlz.i32(i32 [[X:%.*]], i1 true), !range !1
-; CHECK-NEXT:    [[CMP:%.*]] = icmp eq i32 [[X]], 0
-; CHECK-NEXT:    [[RES:%.*]] = select i1 [[CMP]], i32 123, i32 [[CT]]
-; CHECK-NEXT:    ret i32 [[RES]]
-;
-  %ct = tail call i32 @llvm.ctlz.i32(i32 %x, i1 false)
-  %cmp = icmp ne i32 %x, 0
-  %res = select i1 %cmp, i32 %ct, i32 123
-  ret i32 %res
-}
-
-define i32 @test_ctlz_not_bw_multiuse(i32 %x) {
-; CHECK-LABEL: @test_ctlz_not_bw_multiuse(
-; CHECK-NEXT:    [[CT:%.*]] = tail call i32 @llvm.ctlz.i32(i32 [[X:%.*]], i1 false), !range !1
-; CHECK-NEXT:    [[CMP:%.*]] = icmp eq i32 [[X]], 0
-; CHECK-NEXT:    [[SEL:%.*]] = select i1 [[CMP]], i32 123, i32 [[CT]]
-; CHECK-NEXT:    [[RES:%.*]] = or i32 [[SEL]], [[CT]]
-; CHECK-NEXT:    ret i32 [[RES]]
-;
-  %ct = tail call i32 @llvm.ctlz.i32(i32 %x, i1 false)
-  %cmp = icmp ne i32 %x, 0
-  %sel = select i1 %cmp, i32 %ct, i32 123
-  %res = or i32 %sel, %ct
-  ret i32 %res
-}
-
-define i32 @test_cttz_not_bw(i32 %x) {
-; CHECK-LABEL: @test_cttz_not_bw(
-; CHECK-NEXT:    [[CT:%.*]] = tail call i32 @llvm.cttz.i32(i32 [[X:%.*]], i1 true), !range !1
-; CHECK-NEXT:    [[CMP:%.*]] = icmp eq i32 [[X]], 0
-; CHECK-NEXT:    [[RES:%.*]] = select i1 [[CMP]], i32 123, i32 [[CT]]
-; CHECK-NEXT:    ret i32 [[RES]]
-;
-  %ct = tail call i32 @llvm.cttz.i32(i32 %x, i1 false)
-  %cmp = icmp ne i32 %x, 0
-  %res = select i1 %cmp, i32 %ct, i32 123
-  ret i32 %res
-}
-
-define i32 @test_cttz_not_bw_multiuse(i32 %x) {
-; CHECK-LABEL: @test_cttz_not_bw_multiuse(
-; CHECK-NEXT:    [[CT:%.*]] = tail call i32 @llvm.cttz.i32(i32 [[X:%.*]], i1 false), !range !1
-; CHECK-NEXT:    [[CMP:%.*]] = icmp eq i32 [[X]], 0
-; CHECK-NEXT:    [[SEL:%.*]] = select i1 [[CMP]], i32 123, i32 [[CT]]
-; CHECK-NEXT:    [[RES:%.*]] = or i32 [[SEL]], [[CT]]
-; CHECK-NEXT:    ret i32 [[RES]]
-;
-  %ct = tail call i32 @llvm.cttz.i32(i32 %x, i1 false)
-  %cmp = icmp ne i32 %x, 0
-  %sel = select i1 %cmp, i32 %ct, i32 123
-  %res = or i32 %sel, %ct
-  ret i32 %res
-}
-
-define <2 x i32> @test_ctlz_bw_vec(<2 x i32> %x) {
-; CHECK-LABEL: @test_ctlz_bw_vec(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call <2 x i32> @llvm.ctlz.v2i32(<2 x i32> [[X:%.*]], i1 false)
-; CHECK-NEXT:    ret <2 x i32> [[TMP1]]
-;
-  %ct = tail call <2 x i32> @llvm.ctlz.v2i32(<2 x i32> %x, i1 true)
-  %cmp = icmp ne <2 x i32> %x, zeroinitializer
-  %res = select <2 x i1> %cmp, <2 x i32> %ct, <2 x i32> <i32 32, i32 32>
-  ret <2 x i32> %res
-}
-
-define <2 x i32> @test_ctlz_not_bw_vec(<2 x i32> %x) {
-; CHECK-LABEL: @test_ctlz_not_bw_vec(
-; CHECK-NEXT:    [[CT:%.*]] = tail call <2 x i32> @llvm.ctlz.v2i32(<2 x i32> [[X:%.*]], i1 true)
-; CHECK-NEXT:    [[CMP:%.*]] = icmp eq <2 x i32> [[X]], zeroinitializer
-; CHECK-NEXT:    [[RES:%.*]] = select <2 x i1> [[CMP]], <2 x i32> zeroinitializer, <2 x i32> [[CT]]
-; CHECK-NEXT:    ret <2 x i32> [[RES]]
-;
-  %ct = tail call <2 x i32> @llvm.ctlz.v2i32(<2 x i32> %x, i1 false)
-  %cmp = icmp ne <2 x i32> %x, zeroinitializer
-  %res = select <2 x i1> %cmp, <2 x i32> %ct, <2 x i32> <i32 0, i32 0>
-  ret <2 x i32> %res
-}
-
-define <2 x i32> @test_cttz_bw_vec(<2 x i32> %x) {
-; CHECK-LABEL: @test_cttz_bw_vec(
-; CHECK-NEXT:    [[TMP1:%.*]] = tail call <2 x i32> @llvm.cttz.v2i32(<2 x i32> [[X:%.*]], i1 false)
-; CHECK-NEXT:    ret <2 x i32> [[TMP1]]
-;
-  %ct = tail call <2 x i32> @llvm.cttz.v2i32(<2 x i32> %x, i1 true)
-  %cmp = icmp ne <2 x i32> %x, zeroinitializer
-  %res = select <2 x i1> %cmp, <2 x i32> %ct, <2 x i32> <i32 32, i32 32>
-  ret <2 x i32> %res
-}
-
-define <2 x i32> @test_cttz_not_bw_vec(<2 x i32> %x) {
-; CHECK-LABEL: @test_cttz_not_bw_vec(
-; CHECK-NEXT:    [[CT:%.*]] = tail call <2 x i32> @llvm.cttz.v2i32(<2 x i32> [[X:%.*]], i1 true)
-; CHECK-NEXT:    [[CMP:%.*]] = icmp eq <2 x i32> [[X]], zeroinitializer
-; CHECK-NEXT:    [[RES:%.*]] = select <2 x i1> [[CMP]], <2 x i32> zeroinitializer, <2 x i32> [[CT]]
-; CHECK-NEXT:    ret <2 x i32> [[RES]]
-;
-  %ct = tail call <2 x i32> @llvm.cttz.v2i32(<2 x i32> %x, i1 false)
-  %cmp = icmp ne <2 x i32> %x, zeroinitializer
-  %res = select <2 x i1> %cmp, <2 x i32> %ct, <2 x i32> <i32 0, i32 0>
-  ret <2 x i32> %res
-}
-
-declare i16 @llvm.ctlz.i16(i16, i1)
-declare i32 @llvm.ctlz.i32(i32, i1)
-declare i64 @llvm.ctlz.i64(i64, i1)
-declare i128 @llvm.ctlz.i128(i128, i1)
-declare <2 x i32> @llvm.ctlz.v2i32(<2 x i32>, i1)
-declare i16 @llvm.cttz.i16(i16, i1)
-declare i32 @llvm.cttz.i32(i32, i1)
-declare i64 @llvm.cttz.i64(i64, i1)
-declare i128 @llvm.cttz.i128(i128, i1)
-declare <2 x i32> @llvm.cttz.v2i32(<2 x i32>, i1)