xref: /aosp_15_r20/external/llvm/test/CodeGen/AArch64/arm64-fast-isel-ret.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -O0 -fast-isel-abort=1 -verify-machineinstrs -mtriple=arm64-apple-darwin < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker;; Test returns.
4*9880d681SAndroid Build Coastguard Workerdefine void @t0() nounwind ssp {
5*9880d681SAndroid Build Coastguard Workerentry:
6*9880d681SAndroid Build Coastguard Worker; CHECK: t0
7*9880d681SAndroid Build Coastguard Worker; CHECK: ret
8*9880d681SAndroid Build Coastguard Worker  ret void
9*9880d681SAndroid Build Coastguard Worker}
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Workerdefine i32 @t1(i32 %a) nounwind ssp {
12*9880d681SAndroid Build Coastguard Workerentry:
13*9880d681SAndroid Build Coastguard Worker; CHECK: t1
14*9880d681SAndroid Build Coastguard Worker; CHECK: str w0, [sp, #12]
15*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ldr w0, [sp, #12]
16*9880d681SAndroid Build Coastguard Worker; CHECK: ret
17*9880d681SAndroid Build Coastguard Worker  %a.addr = alloca i32, align 4
18*9880d681SAndroid Build Coastguard Worker  store i32 %a, i32* %a.addr, align 4
19*9880d681SAndroid Build Coastguard Worker  %tmp = load i32, i32* %a.addr, align 4
20*9880d681SAndroid Build Coastguard Worker  ret i32 %tmp
21*9880d681SAndroid Build Coastguard Worker}
22*9880d681SAndroid Build Coastguard Worker
23*9880d681SAndroid Build Coastguard Workerdefine i64 @t2(i64 %a) nounwind ssp {
24*9880d681SAndroid Build Coastguard Workerentry:
25*9880d681SAndroid Build Coastguard Worker; CHECK: t2
26*9880d681SAndroid Build Coastguard Worker; CHECK: str x0, [sp, #8]
27*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ldr x0, [sp, #8]
28*9880d681SAndroid Build Coastguard Worker; CHECK: ret
29*9880d681SAndroid Build Coastguard Worker  %a.addr = alloca i64, align 8
30*9880d681SAndroid Build Coastguard Worker  store i64 %a, i64* %a.addr, align 8
31*9880d681SAndroid Build Coastguard Worker  %tmp = load i64, i64* %a.addr, align 8
32*9880d681SAndroid Build Coastguard Worker  ret i64 %tmp
33*9880d681SAndroid Build Coastguard Worker}
34*9880d681SAndroid Build Coastguard Worker
35*9880d681SAndroid Build Coastguard Workerdefine signext i16 @ret_i16(i16 signext %a) nounwind {
36*9880d681SAndroid Build Coastguard Workerentry:
37*9880d681SAndroid Build Coastguard Worker; CHECK: @ret_i16
38*9880d681SAndroid Build Coastguard Worker; CHECK: sxth	w0, w0
39*9880d681SAndroid Build Coastguard Worker  %a.addr = alloca i16, align 1
40*9880d681SAndroid Build Coastguard Worker  store i16 %a, i16* %a.addr, align 1
41*9880d681SAndroid Build Coastguard Worker  %0 = load i16, i16* %a.addr, align 1
42*9880d681SAndroid Build Coastguard Worker  ret i16 %0
43*9880d681SAndroid Build Coastguard Worker}
44*9880d681SAndroid Build Coastguard Worker
45*9880d681SAndroid Build Coastguard Workerdefine signext i8 @ret_i8(i8 signext %a) nounwind {
46*9880d681SAndroid Build Coastguard Workerentry:
47*9880d681SAndroid Build Coastguard Worker; CHECK: @ret_i8
48*9880d681SAndroid Build Coastguard Worker; CHECK: sxtb	w0, w0
49*9880d681SAndroid Build Coastguard Worker  %a.addr = alloca i8, align 1
50*9880d681SAndroid Build Coastguard Worker  store i8 %a, i8* %a.addr, align 1
51*9880d681SAndroid Build Coastguard Worker  %0 = load i8, i8* %a.addr, align 1
52*9880d681SAndroid Build Coastguard Worker  ret i8 %0
53*9880d681SAndroid Build Coastguard Worker}
54*9880d681SAndroid Build Coastguard Worker
55*9880d681SAndroid Build Coastguard Workerdefine signext i1 @ret_i1(i1 signext %a) nounwind {
56*9880d681SAndroid Build Coastguard Workerentry:
57*9880d681SAndroid Build Coastguard Worker; CHECK: @ret_i1
58*9880d681SAndroid Build Coastguard Worker; CHECK: and w0, w0, #0x1
59*9880d681SAndroid Build Coastguard Worker  %a.addr = alloca i1, align 1
60*9880d681SAndroid Build Coastguard Worker  store i1 %a, i1* %a.addr, align 1
61*9880d681SAndroid Build Coastguard Worker  %0 = load i1, i1* %a.addr, align 1
62*9880d681SAndroid Build Coastguard Worker  ret i1 %0
63*9880d681SAndroid Build Coastguard Worker}
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