xref: /aosp_15_r20/external/llvm/test/CodeGen/ARM/fast-isel-ret.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios -verify-machineinstrs | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi -verify-machineinstrs | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios -verify-machineinstrs | FileCheck %s
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker; Sign-extend of i1 currently not supported by fast-isel
6*9880d681SAndroid Build Coastguard Worker;define signext i1 @ret0(i1 signext %a) nounwind uwtable ssp {
7*9880d681SAndroid Build Coastguard Worker;entry:
8*9880d681SAndroid Build Coastguard Worker;  ret i1 %a
9*9880d681SAndroid Build Coastguard Worker;}
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Workerdefine zeroext i1 @ret1(i1 signext %a) nounwind uwtable ssp {
12*9880d681SAndroid Build Coastguard Workerentry:
13*9880d681SAndroid Build Coastguard Worker; CHECK: ret1
14*9880d681SAndroid Build Coastguard Worker; CHECK: and r0, r0, #1
15*9880d681SAndroid Build Coastguard Worker; CHECK: bx lr
16*9880d681SAndroid Build Coastguard Worker  ret i1 %a
17*9880d681SAndroid Build Coastguard Worker}
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerdefine signext i8 @ret2(i8 signext %a) nounwind uwtable ssp {
20*9880d681SAndroid Build Coastguard Workerentry:
21*9880d681SAndroid Build Coastguard Worker; CHECK: ret2
22*9880d681SAndroid Build Coastguard Worker; CHECK: sxtb r0, r0
23*9880d681SAndroid Build Coastguard Worker; CHECK: bx lr
24*9880d681SAndroid Build Coastguard Worker  ret i8 %a
25*9880d681SAndroid Build Coastguard Worker}
26*9880d681SAndroid Build Coastguard Worker
27*9880d681SAndroid Build Coastguard Workerdefine zeroext i8 @ret3(i8 signext %a) nounwind uwtable ssp {
28*9880d681SAndroid Build Coastguard Workerentry:
29*9880d681SAndroid Build Coastguard Worker; CHECK: ret3
30*9880d681SAndroid Build Coastguard Worker; CHECK: and r0, r0, #255
31*9880d681SAndroid Build Coastguard Worker; CHECK: bx lr
32*9880d681SAndroid Build Coastguard Worker  ret i8 %a
33*9880d681SAndroid Build Coastguard Worker}
34*9880d681SAndroid Build Coastguard Worker
35*9880d681SAndroid Build Coastguard Workerdefine signext i16 @ret4(i16 signext %a) nounwind uwtable ssp {
36*9880d681SAndroid Build Coastguard Workerentry:
37*9880d681SAndroid Build Coastguard Worker; CHECK: ret4
38*9880d681SAndroid Build Coastguard Worker; CHECK: sxth r0, r0
39*9880d681SAndroid Build Coastguard Worker; CHECK: bx lr
40*9880d681SAndroid Build Coastguard Worker  ret i16 %a
41*9880d681SAndroid Build Coastguard Worker}
42*9880d681SAndroid Build Coastguard Worker
43*9880d681SAndroid Build Coastguard Workerdefine zeroext i16 @ret5(i16 signext %a) nounwind uwtable ssp {
44*9880d681SAndroid Build Coastguard Workerentry:
45*9880d681SAndroid Build Coastguard Worker; CHECK: ret5
46*9880d681SAndroid Build Coastguard Worker; CHECK: uxth r0, r0
47*9880d681SAndroid Build Coastguard Worker; CHECK: bx lr
48*9880d681SAndroid Build Coastguard Worker  ret i16 %a
49*9880d681SAndroid Build Coastguard Worker}
50*9880d681SAndroid Build Coastguard Worker
51*9880d681SAndroid Build Coastguard Workerdefine i16 @ret6(i16 %a) nounwind uwtable ssp {
52*9880d681SAndroid Build Coastguard Workerentry:
53*9880d681SAndroid Build Coastguard Worker; CHECK: ret6
54*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: uxth
55*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: sxth
56*9880d681SAndroid Build Coastguard Worker; CHECK: bx lr
57*9880d681SAndroid Build Coastguard Worker  ret i16 %a
58*9880d681SAndroid Build Coastguard Worker}
59