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41 lines
1.3 KiB
LLVM
41 lines
1.3 KiB
LLVM
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; RUN: opt < %s -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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; CHECK-LABEL: @array
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; CHECK-NEXT: ret i101 123456789000000
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define i101 @array() {
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%A = getelementptr [6 x i101], [6 x i101]* @Y, i32 0, i32 1
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%B = load i101, i101* %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], [6 x i101]* @Y, i32 0, i32 %E
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%G = load i101, i101* %F
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ret i101 %G
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}
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; CHECK-LABEL: @large_aggregate
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; CHECK-NEXT: ret i101 undef
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define i101 @large_aggregate() {
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%B = load i101, i101* 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], [6 x i101]* @Y, i32 0, i32 5
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%G = getelementptr i101, i101* %F, i101 %DD
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%L3 = load i101, i101* %G
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ret i101 %L3
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}
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; CHECK-LABEL: @index_too_large
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; CHECK-NEXT: store i101* getelementptr (i101, i101* getelementptr ([6 x i101], [6 x i101]* @Y, i32 0, i32 -1), i101 9224497936761618431), i101** undef
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; CHECK-NEXT: ret void
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define void @index_too_large() {
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%ptr1 = getelementptr [6 x i101], [6 x i101]* @Y, i32 0, i32 -1
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%ptr2 = getelementptr i101, i101* %ptr1, i101 9224497936761618431
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store i101* %ptr2, i101** undef
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ret void
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}
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