vargs_align.ll
839 Bytes
; RUN: llc < %s -mtriple=armv7-linux-gnueabihf | FileCheck %s -check-prefix=EABI
; RUN: llc < %s -mtriple=arm-linux-gnu | FileCheck %s -check-prefix=OABI
define i32 @f(i32 %a, ...) {
entry:
%a_addr = alloca i32 ; <i32*> [#uses=1]
%retval = alloca i32, align 4 ; <i32*> [#uses=2]
%tmp = alloca i32, align 4 ; <i32*> [#uses=2]
store i32 %a, i32* %a_addr
store i32 0, i32* %tmp
%tmp1 = load i32, i32* %tmp ; <i32> [#uses=1]
store i32 %tmp1, i32* %retval
call void @llvm.va_start(i8* null)
call void asm sideeffect "", "~{d8}"()
br label %return
return: ; preds = %entry
%retval2 = load i32, i32* %retval ; <i32> [#uses=1]
ret i32 %retval2
; EABI: add sp, sp, #16
; EABI: vpop {d8}
; EABI: add sp, sp, #4
; EABI: add sp, sp, #12
; OABI: add sp, sp, #12
; OABI: add sp, sp, #12
}
declare void @llvm.va_start(i8*) nounwind