38 lines
1.5 KiB
LLVM
38 lines
1.5 KiB
LLVM
; RUN: opt < %s -sroa -S | FileCheck %s
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target datalayout = "e-p:64:64:64-p1:16:16:16-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n8:16:32:64"
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declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
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; Check that the chosen type for a split is independent from the order of
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; slices even in case of types that are skipped because their width is not a
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; byte width multiple
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define void @skipped_inttype_first({ i16*, i32 }*) {
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; CHECK-LABEL: @skipped_inttype_first
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; CHECK: alloca i8*
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%arg = alloca { i16*, i32 }, align 8
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%2 = bitcast { i16*, i32 }* %0 to i8*
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%3 = bitcast { i16*, i32 }* %arg to i8*
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* %3, i8* %2, i32 16, i32 8, i1 false)
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%b = getelementptr inbounds { i16*, i32 }, { i16*, i32 }* %arg, i64 0, i32 0
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%pb0 = bitcast i16** %b to i63*
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%b0 = load i63, i63* %pb0
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%pb1 = bitcast i16** %b to i8**
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%b1 = load i8*, i8** %pb1
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ret void
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}
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define void @skipped_inttype_last({ i16*, i32 }*) {
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; CHECK-LABEL: @skipped_inttype_last
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; CHECK: alloca i8*
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%arg = alloca { i16*, i32 }, align 8
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%2 = bitcast { i16*, i32 }* %0 to i8*
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%3 = bitcast { i16*, i32 }* %arg to i8*
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* %3, i8* %2, i32 16, i32 8, i1 false)
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%b = getelementptr inbounds { i16*, i32 }, { i16*, i32 }* %arg, i64 0, i32 0
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%pb1 = bitcast i16** %b to i8**
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%b1 = load i8*, i8** %pb1
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%pb0 = bitcast i16** %b to i63*
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%b0 = load i63, i63* %pb0
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ret void
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}
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