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add vector test to show missing transform

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@275690 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sanjay Patel 2016-07-16 18:24:18 +00:00
parent bf11cc79f2
commit 713ceaf392
1 changed files with 10 additions and 0 deletions
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10
test/Transforms/InstCombine/apint-add.ll
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@ -33,6 +33,16 @@ define i15 @test3(i15 %x) {
ret i15 %tmp.4
}
; X + signbit --> X ^ signbit
define <2 x i5> @test3vec(<2 x i5> %x) {
; CHECK-LABEL: @test3vec(
; CHECK-NEXT: [[Y:%.*]] = add <2 x i5> %x, <i5 -16, i5 -16>
; CHECK-NEXT: ret <2 x i5> [[Y]]
;
%y = add <2 x i5> %x, <i5 16, i5 16>
ret <2 x i5> %y
}
;; (x & 0b1111..0) + 1 -> x | 1
define i49 @test4(i49 %x) {
; CHECK-LABEL: @test4(