81 lines
2.5 KiB
LLVM
81 lines
2.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -passes=sccp -S | FileCheck %s
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@Y = constant [6 x i101] [ i101 12, i101 123456789000000, i101 -12,
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i101 -123456789000000, i101 0,i101 9123456789000000]
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define i101 @array() {
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; CHECK-LABEL: @array(
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; CHECK-NEXT: ret i101 123456789000000
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;
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%A = getelementptr [6 x i101], ptr @Y, i32 0, i32 1
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%B = load i101, ptr %A
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%D = and i101 %B, 1
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%DD = or i101 %D, 1
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%E = trunc i101 %DD to i32
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%F = getelementptr [6 x i101], ptr @Y, i32 0, i32 %E
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%G = load i101, ptr %F
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ret i101 %G
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}
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define i101 @large_aggregate() {
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; CHECK-LABEL: @large_aggregate(
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; CHECK-NEXT: [[D:%.*]] = and i101 undef, 1
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; CHECK-NEXT: [[DD:%.*]] = or i101 [[D]], 1
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; CHECK-NEXT: [[G:%.*]] = getelementptr i101, ptr getelementptr inbounds ([6 x i101], ptr @Y, i32 0, i32 5), i101 [[DD]]
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; CHECK-NEXT: [[L3:%.*]] = load i101, ptr [[G]], align 4
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; CHECK-NEXT: ret i101 [[L3]]
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;
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%B = load i101, ptr undef
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%D = and i101 %B, 1
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%DD = or i101 %D, 1
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%F = getelementptr [6 x i101], ptr @Y, i32 0, i32 5
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%G = getelementptr i101, ptr %F, i101 %DD
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%L3 = load i101, ptr %G
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ret i101 %L3
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}
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define i101 @large_aggregate_2() {
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; CHECK-LABEL: @large_aggregate_2(
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; CHECK-NEXT: [[D:%.*]] = and i101 undef, 1
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; CHECK-NEXT: [[DD:%.*]] = or i101 [[D]], 1
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; CHECK-NEXT: [[G:%.*]] = getelementptr i101, ptr getelementptr inbounds ([6 x i101], ptr @Y, i32 0, i32 5), i101 [[DD]]
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; CHECK-NEXT: [[L3:%.*]] = load i101, ptr [[G]], align 4
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; CHECK-NEXT: ret i101 [[L3]]
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;
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%D = and i101 undef, 1
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%DD = or i101 %D, 1
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%F = getelementptr [6 x i101], ptr @Y, i32 0, i32 5
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%G = getelementptr i101, ptr %F, i101 %DD
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%L3 = load i101, ptr %G
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ret i101 %L3
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}
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define void @index_too_large() {
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; CHECK-LABEL: @index_too_large(
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; CHECK-NEXT: store ptr getelementptr ([6 x i101], ptr @Y, i101 1537416322793603071, i101 4), ptr undef, align 8
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; CHECK-NEXT: ret void
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;
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%ptr1 = getelementptr [6 x i101], ptr @Y, i32 0, i32 -1
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%ptr2 = getelementptr i101, ptr %ptr1, i101 9224497936761618431
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store ptr %ptr2, ptr undef
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ret void
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}
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; OSS-Fuzz #39197
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; https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=39197
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@0 = external dso_local unnamed_addr constant [16 x i8]
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define void @ossfuzz_39197() {
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; CHECK-LABEL: @ossfuzz_39197(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: ret void
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;
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entry:
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%B5 = or i72 0, 2361183241434822606847
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%i = add nuw nsw i72 %B5, 0
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%i1 = lshr i72 %i, 1
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%i2 = getelementptr inbounds [4 x [4 x i8]], ptr @0, i72 0, i72 0, i72 %i1
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ret void
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}
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