26 lines
778 B
LLVM
26 lines
778 B
LLVM
; RUN: llc -O3 -march=aarch64 < %s | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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@end_of_array = common global i8* null, align 8
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; CHECK-LABEL: @test
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; CHECK: stur
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; CHECK-NOT: stur
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define i8* @test(i32 %size) {
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entry:
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%0 = load i8*, i8** @end_of_array, align 8
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%conv = sext i32 %size to i64
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%and = and i64 %conv, -8
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%conv2 = trunc i64 %and to i32
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%add.ptr.sum = add nsw i64 %and, -4
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%add.ptr3 = getelementptr inbounds i8, i8* %0, i64 %add.ptr.sum
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%size4 = bitcast i8* %add.ptr3 to i32*
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store i32 %conv2, i32* %size4, align 4
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%add.ptr.sum9 = add nsw i64 %and, -4
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%add.ptr5 = getelementptr inbounds i8, i8* %0, i64 %add.ptr.sum9
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%size6 = bitcast i8* %add.ptr5 to i32*
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store i32 %conv2, i32* %size6, align 4
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ret i8* %0
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}
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