llvm-6502/test/CodeGen/ARM/va_arg.ll

20 lines
481 B
LLVM
Raw Normal View History

; RUN: llc < %s -mtriple=armv7-none-linux-gnueabi | FileCheck %s
; Test that we correctly align elements when using va_arg
; CHECK: add r0, r0, #7
; CHECK: bfc r0, #0, #3
define i64 @f8(i32 %i, ...) nounwind optsize {
entry:
%g = alloca i8*, align 4
%g1 = bitcast i8** %g to i8*
call void @llvm.va_start(i8* %g1)
%0 = va_arg i8** %g, i64
call void @llvm.va_end(i8* %g1)
ret i64 %0
}
declare void @llvm.va_start(i8*) nounwind
declare void @llvm.va_end(i8*) nounwind