forked from OSchip/llvm-project
50 lines
2.3 KiB
LLVM
50 lines
2.3 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -newgvn -S < %s | FileCheck %s
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;; Ensure we don't crash when simplifying aggregate value expressions
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source_filename = "bugpoint-output-09f7a24.bc"
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@WHOLELINE = external local_unnamed_addr global i32, align 4
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; Function Attrs: nounwind uwtable
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define void @sgrep() local_unnamed_addr #0 {
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; CHECK-LABEL: @sgrep(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* @WHOLELINE, align 4, !tbaa !1
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; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP0]], 0
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; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL]], i32 2048, i32 2047
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; CHECK-NEXT: br label [[WHILE_BODY_US:%.*]]
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; CHECK: while.body.us:
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; CHECK-NEXT: [[START_1230_US:%.*]] = phi i32 [ [[DOT]], [[ENTRY:%.*]] ], [ 0, [[WHILE_BODY_US]] ]
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; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[START_1230_US]] to i64
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; CHECK-NEXT: [[TMP2:%.*]] = call { i64, i1 } @llvm.sadd.with.overflow.i64(i64 0, i64 [[TMP1]])
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; CHECK-NEXT: br label [[WHILE_BODY_US]]
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;
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entry:
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%0 = load i32, i32* @WHOLELINE, align 4, !tbaa !1
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%tobool = icmp eq i32 %0, 0
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%. = select i1 %tobool, i32 2048, i32 2047
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br label %while.body.us
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while.body.us: ; preds = %while.body.us, %entry
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%start.1230.us = phi i32 [ %., %entry ], [ 0, %while.body.us ]
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%1 = sext i32 %start.1230.us to i64
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%2 = call { i64, i1 } @llvm.sadd.with.overflow.i64(i64 0, i64 %1)
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%.res302 = extractvalue { i64, i1 } %2, 0
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%3 = icmp sge i64 undef, %.res302
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br label %while.body.us
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}
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; Function Attrs: nounwind readnone speculatable
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declare { i64, i1 } @llvm.sadd.with.overflow.i64(i64, i64) #1
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attributes #0 = { nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "polly-optimized" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { nounwind readnone speculatable }
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!llvm.ident = !{!0}
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!0 = !{!"clang version 6.0.0 (trunk 311664) (llvm/trunk 311666)"}
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!1 = !{!2, !2, i64 0}
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!2 = !{!"int", !3, i64 0}
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!3 = !{!"omnipotent char", !4, i64 0}
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!4 = !{!"Simple C/C++ TBAA"}
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