45 lines
2.2 KiB
LLVM
45 lines
2.2 KiB
LLVM
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; RUN: opt -consthoist -consthoist-gep -S -o - %s | FileCheck %s
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target triple = "aarch64-none--musleabi"
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; Check that constant GEP expressions are rewritten to one-dimensional
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; (single-index) GEPs, whose base poiner is a multi-dimensional GEP.
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; CHECK: %const = bitcast i32* getelementptr inbounds (%0, %0* @global, i32 0, i32 4, i32 0, i32 0) to i32*
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; CHECK-NEXT: store i32 undef, i32* %const, align 4
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; CHECK-NEXT: %[[BC1:[a-z0-9_]+]] = bitcast i32* %const to i8*
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; CHECK-NEXT: %[[M1:[a-z0-9_]+]] = getelementptr i8, i8* %[[BC1]], i32 4
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; CHECK-NEXT: %[[BC2:[a-z0-9_]+]] = bitcast i8* %[[M1]] to i32*
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; CHECK-NEXT: store i32 undef, i32* %[[BC2]], align 4
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; CHECK-NEXT: %[[BC3:[a-z0-9_]+]] = bitcast i32* %const to i8*
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; CHECK-NEXT: %[[M2:[a-z0-9_]+]] = getelementptr i8, i8* %[[BC3]], i32 160
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; CHECK-NEXT: %[[BC4:[a-z0-9_]+]] = bitcast i8* %[[M2]] to i32*
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; CHECK-NEXT: store i32 undef, i32* %[[BC4]], align 4
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; CHECK-NEXT: %[[BC5:[a-z0-9_]+]] = bitcast i32* %const to i8*
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; CHECK-NEXT: %[[M3:[a-z0-9_]+]] = getelementptr i8, i8* %[[BC5]], i32 164
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; CHECK-NEXT: %[[BC6:[a-z0-9_]+]] = bitcast i8* %[[M3]] to i32*
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; CHECK-NEXT: store i32 undef, i32* %[[BC6]], align 4
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%0 = type { %1, %2, [9 x i16], %6, %7 }
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%1 = type { i32, i32, i32, i32, i32, i32, i16, i16, i8, i8, i16, i32, i32, i16, i8, i8 }
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%2 = type { i32, %3, i8, i8, i8, i8, i32, %4, %5, [16 x i8], i16, i16, i8, i8, i8, i8, i32, i32, i32 }
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%3 = type { i16, i8, i8 }
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%4 = type { i16, i8, i8 }
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%5 = type { i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8 }
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%6 = type { i8, i8 }
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%7 = type { [5 x i32], [3 x i32], [6 x i32], [3 x i32], [2 x i32], [4 x i32], [3 x i32], [2 x i32], [4 x i32], [5 x i32], [3 x i32], [6 x i32], [1 x i32], i32, i32, i32, i32, i32, i32 }
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@global = external dso_local local_unnamed_addr global %0, align 4
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define dso_local void @zot() {
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bb:
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store i32 undef, i32* getelementptr inbounds (%0, %0* @global, i32 0, i32 4, i32 0, i32 0), align 4
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store i32 undef, i32* getelementptr inbounds (%0, %0* @global, i32 0, i32 4, i32 0, i32 1), align 4
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store i32 undef, i32* getelementptr inbounds (%0, %0* @global, i32 0, i32 4, i32 11, i32 0), align 4
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store i32 undef, i32* getelementptr inbounds (%0, %0* @global, i32 0, i32 4, i32 11, i32 1), align 4
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ret void
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}
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