forked from OSchip/llvm-project
36 lines
1.6 KiB
LLVM
36 lines
1.6 KiB
LLVM
; RUN: llc -O3 -code-model=default -mtriple=armv7l-unknown-linux-gnueabihf -mcpu=generic %s -o - | FileCheck %s
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; Check that we respect the existing chain between loads and stores when we
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; legalize unaligned loads.
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; Test case from PR24669.
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; Make sure the loads happen before the stores.
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; CHECK-LABEL: get_set_complex:
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; CHECK-NOT: str
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; CHECK: ldr
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; CHECK-NOT: str
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; CHECK: ldr
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; CHECK: str
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; CHECK: {{bx|pop.*pc}}
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define i32 @get_set_complex({ float, float }* noalias nocapture %retptr,
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{ i8*, i32 }** noalias nocapture readnone %excinfo,
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i8* noalias nocapture readnone %env,
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[38 x i8]* nocapture %arg.rec,
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float %arg.val.0, float %arg.val.1)
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{
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entry:
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%inserted.real = insertvalue { float, float } undef, float %arg.val.0, 0
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%inserted.imag = insertvalue { float, float } %inserted.real, float %arg.val.1, 1
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%.15 = getelementptr inbounds [38 x i8], [38 x i8]* %arg.rec, i32 0, i32 10
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%.16 = bitcast i8* %.15 to { float, float }*
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%.17 = bitcast i8* %.15 to float*
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%.18 = load float, float* %.17, align 1
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%.19 = getelementptr inbounds [38 x i8], [38 x i8]* %arg.rec, i32 0, i32 14
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%tmp = bitcast i8* %.19 to float*
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%.20 = load float, float* %tmp, align 1
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%inserted.real.1 = insertvalue { float, float } undef, float %.18, 0
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%inserted.imag.1 = insertvalue { float, float } %inserted.real.1, float %.20, 1
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store { float, float } %inserted.imag, { float, float }* %.16, align 1
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store { float, float } %inserted.imag.1, { float, float }* %retptr, align 4
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ret i32 0
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}
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