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[NFC] Update shl-sub tests

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llvm-svn: 364083
This commit is contained in:
David Bolvansky 2019-06-21 17:51:18 +00:00
parent f483617256
commit 2441a4074c
1 changed files with 14 additions and 15 deletions
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29
llvm/test/Transforms/InstCombine/shl-sub.ll
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@ -54,6 +54,16 @@ define <2 x i64> @shl_sub_i64_vec(<2 x i64> %x) {
ret <2 x i64> %r
}
define <3 x i64> @shl_sub_i64_vec_undef(<3 x i64> %x) {
; CHECK-LABEL: @shl_sub_i64_vec_undef(
; CHECK-NEXT: [[R:%.*]] = lshr <3 x i64> <i64 -9223372036854775808, i64 -9223372036854775808, i64 -9223372036854775808>, [[X:%.*]]
; CHECK-NEXT: ret <3 x i64> [[R]]
;
%s = sub <3 x i64> <i64 63, i64 63, i64 63>, %x
%r = shl <3 x i64> <i64 1, i64 undef, i64 1>, %s
ret <3 x i64> %r
}
; Negative tests
define i32 @shl_bad_sub_i32(i32 %x) {
@ -144,8 +154,8 @@ define <2 x i64> @bad_shl_sub_i64_vec(<2 x i64> %x) {
ret <2 x i64> %r
}
define <3 x i64> @shl_sub_i64_vec_undef0(<3 x i64> %x) {
; CHECK-LABEL: @shl_sub_i64_vec_undef0(
define <3 x i64> @shl_sub_i64_vec_undef_bad(<3 x i64> %x) {
; CHECK-LABEL: @shl_sub_i64_vec_undef_bad(
; CHECK-NEXT: [[S:%.*]] = sub <3 x i64> <i64 63, i64 undef, i64 63>, [[X:%.*]]
; CHECK-NEXT: [[R:%.*]] = shl <3 x i64> <i64 1, i64 1, i64 1>, [[S]]
; CHECK-NEXT: ret <3 x i64> [[R]]
@ -155,19 +165,8 @@ define <3 x i64> @shl_sub_i64_vec_undef0(<3 x i64> %x) {
ret <3 x i64> %r
}
define <3 x i64> @shl_sub_i64_vec_undef1(<3 x i64> %x) {
; CHECK-LABEL: @shl_sub_i64_vec_undef1(
; CHECK-NEXT: [[S:%.*]] = sub <3 x i64> <i64 63, i64 undef, i64 63>, [[X:%.*]]
; CHECK-NEXT: [[R:%.*]] = shl <3 x i64> <i64 1, i64 undef, i64 1>, [[S]]
; CHECK-NEXT: ret <3 x i64> [[R]]
;
%s = sub <3 x i64> <i64 63, i64 undef, i64 63>, %x
%r = shl <3 x i64> <i64 1, i64 undef, i64 1>, %s
ret <3 x i64> %r
}
define <3 x i64> @shl_sub_i64_vec_undef2(<3 x i64> %x) {
; CHECK-LABEL: @shl_sub_i64_vec_undef2(
define <3 x i64> @shl_sub_i64_vec_undef_bad2(<3 x i64> %x) {
; CHECK-LABEL: @shl_sub_i64_vec_undef_bad2(
; CHECK-NEXT: [[S:%.*]] = sub <3 x i64> <i64 63, i64 undef, i64 63>, [[X:%.*]]
; CHECK-NEXT: [[R:%.*]] = shl <3 x i64> <i64 1, i64 undef, i64 1>, [[S]]
; CHECK-NEXT: ret <3 x i64> [[R]]