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28 lines
633 B
28 lines
633 B
4 months ago
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; Check that stack alignment can be forced. Individual targets should test their
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; specific implementation details.
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; RUN: llc < %s -stackrealign -stack-alignment=32 | FileCheck %s
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; CHECK-LABEL: @f
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; CHECK-LABEL: @g
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define i32 @f(i8* %p) nounwind {
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entry:
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%0 = load i8, i8* %p
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%conv = sext i8 %0 to i32
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ret i32 %conv
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}
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define i64 @g(i32 %i) nounwind {
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entry:
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br label %if.then
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if.then:
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%0 = alloca i8, i32 %i
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call void @llvm.memset.p0i8.i32(i8* %0, i8 0, i32 %i, i1 false)
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%call = call i32 @f(i8* %0)
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%conv = sext i32 %call to i64
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ret i64 %conv
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}
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declare void @llvm.memset.p0i8.i32(i8*, i8, i32, i1) nounwind
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