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[DSE][NFC] Add nounwind attribute to match test intent 

Differential Revision: https://reviews.llvm.org/D135533
This commit is contained in:
luxufan 2022-10-03 17:21:08 +00:00
parent eaf6e2fc33
commit 4de58eb432
1 changed files with 3 additions and 6 deletions
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9
llvm/test/Transforms/DeadStoreElimination/multiblock-loops.ll
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@ -392,19 +392,17 @@ exit:
ret i32 %l
}
declare i1 @cond() readnone
declare i1 @cond() readnone nounwind
; TODO: We can eliminate the store in for.header, but we currently hit a MemoryPhi.
define void @loop_multiple_def_uses(ptr noalias %P) {
; CHECK-LABEL: @loop_multiple_def_uses(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[FOR_HEADER:%.*]]
; CHECK: for.header:
; CHECK-NEXT: store i32 1, ptr [[P:%.*]], align 4
; CHECK-NEXT: [[C1:%.*]] = call i1 @cond()
; CHECK-NEXT: br i1 [[C1]], label [[FOR_BODY:%.*]], label [[END:%.*]]
; CHECK: for.body:
; CHECK-NEXT: store i32 2, ptr [[P]], align 4
; CHECK-NEXT: store i32 2, ptr [[P:%.*]], align 4
; CHECK-NEXT: [[LV:%.*]] = load i32, ptr [[P]], align 4
; CHECK-NEXT: br label [[FOR_HEADER]]
; CHECK: end:
@ -436,11 +434,10 @@ define void @loop_multiple_def_uses_partial_write(ptr noalias %p) {
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[FOR_HEADER:%.*]]
; CHECK: for.header:
; CHECK-NEXT: store i32 1239491, ptr [[P:%.*]], align 4
; CHECK-NEXT: store i32 1239297, ptr [[P:%.*]], align 4
; CHECK-NEXT: [[C1:%.*]] = call i1 @cond()
; CHECK-NEXT: br i1 [[C1]], label [[FOR_BODY:%.*]], label [[END:%.*]]
; CHECK: for.body:
; CHECK-NEXT: store i8 1, ptr [[P]], align 4
; CHECK-NEXT: [[LV:%.*]] = load i32, ptr [[P]], align 4
; CHECK-NEXT: br label [[FOR_HEADER]]
; CHECK: end: