1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
|
; RUN: llc < %s -O0 -mtriple=armv4t--linux-eabi-android
; RUN: llc < %s -O0 -mtriple=armv4t-unknown-linux
; RUN: llc < %s -O0 -mtriple=armv5-unknown-linux
; See http://llvm.org/bugs/show_bug.cgi?id=16178
; ARMFastISel used to fail emitting sext/zext in pre-ARMv6.
; Function Attrs: nounwind
define arm_aapcscc void @f2(i8 signext %a) #0 {
entry:
%a.addr = alloca i8, align 1
store i8 %a, ptr %a.addr, align 1
%0 = load i8, ptr %a.addr, align 1
%conv = sext i8 %0 to i32
%shr = ashr i32 %conv, 56
%conv1 = trunc i32 %shr to i8
call arm_aapcscc void @f1(i8 signext %conv1)
ret void
}
declare arm_aapcscc void @f1(i8 signext) #1
|
