llvm-for-llvmta/test/Transforms/DeadStoreElimination/MSSA/stats.ll

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2022-04-25 10:02:23 +02:00
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -basic-aa -dse -stats -S 2>&1 | FileCheck %s
; REQUIRES: asserts
target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
define void @test2(i32* noalias %P, i32* noalias %C, i1 %c) {
; CHECK-LABEL: @test2(
; CHECK-NEXT: br i1 [[C:%.*]], label [[BB1:%.*]], label [[BB2:%.*]]
; CHECK: bb1:
; CHECK-NEXT: store i32 3, i32* [[C:%.*]]
; CHECK-NEXT: br label [[BB3:%.*]]
; CHECK: bb2:
; CHECK-NEXT: store i32 4, i32* [[C]]
; CHECK-NEXT: br label [[BB3]]
; CHECK: bb3:
; CHECK-NEXT: store i32 0, i32* [[P:%.*]]
; CHECK-NEXT: ret void
;
store i32 1, i32* %P
br i1 %c, label %bb1, label %bb2
bb1:
store i32 3, i32* %C
br label %bb3
bb2:
store i32 4, i32* %C
br label %bb3
bb3:
store i32 0, i32* %P
ret void
}
; CHECK: 1 dse - Number of stores deleted
; CHECK: 3 dse - Number of stores remaining after DSE