forked from OSchip/llvm-project
28 lines
645 B
LLVM
28 lines
645 B
LLVM
; Check that stack alignment can be forced. Individual targets should test their
|
|
; specific implementation details.
|
|
|
|
; RUN: llc < %s -stackrealign -stack-alignment=32 | FileCheck %s
|
|
; CHECK-LABEL: @f
|
|
; CHECK-LABEL: @g
|
|
|
|
define i32 @f(i8* %p) nounwind {
|
|
entry:
|
|
%0 = load i8, i8* %p
|
|
%conv = sext i8 %0 to i32
|
|
ret i32 %conv
|
|
}
|
|
|
|
define i64 @g(i32 %i) nounwind {
|
|
entry:
|
|
br label %if.then
|
|
|
|
if.then:
|
|
%0 = alloca i8, i32 %i
|
|
call void @llvm.memset.p0i8.i32(i8* %0, i8 0, i32 %i, i32 1, i1 false)
|
|
%call = call i32 @f(i8* %0)
|
|
%conv = sext i32 %call to i64
|
|
ret i64 %conv
|
|
}
|
|
|
|
declare void @llvm.memset.p0i8.i32(i8*, i8, i32, i32, i1) nounwind
|