1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2 # RUN: llc -mtriple=aarch64-- -mattr=+lse -run-pass=legalizer -verify-machineinstrs %s -o - | FileCheck %s
5 target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
7 define void @cmpxchg_i8(i8* %addr) { ret void }
8 define void @cmpxchg_i16(i16* %addr) { ret void }
9 define void @cmpxchg_i32(i32* %addr) { ret void }
10 define void @cmpxchg_i64(i64* %addr) { ret void }
19 ; CHECK-LABEL: name: cmpxchg_i8
20 ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0
21 ; CHECK: [[C:%[0-9]+]]:_(s8) = G_CONSTANT i8 0
22 ; CHECK: [[C1:%[0-9]+]]:_(s8) = G_CONSTANT i8 1
23 ; CHECK: [[ATOMIC_CMPXCHG:%[0-9]+]]:_(s8) = G_ATOMIC_CMPXCHG [[COPY]](p0), [[C]], [[C1]] :: (load store monotonic 1 on %ir.addr)
24 ; CHECK: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[ATOMIC_CMPXCHG]](s8)
25 ; CHECK: $w0 = COPY [[ANYEXT]](s32)
27 %1:_(s8) = G_CONSTANT i8 0
28 %2:_(s8) = G_CONSTANT i8 1
29 %3:_(s8) = G_ATOMIC_CMPXCHG %0, %1, %2 :: (load store monotonic 1 on %ir.addr)
30 %4:_(s32) = G_ANYEXT %3
40 ; CHECK-LABEL: name: cmpxchg_i16
41 ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0
42 ; CHECK: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 0
43 ; CHECK: [[C1:%[0-9]+]]:_(s16) = G_CONSTANT i16 1
44 ; CHECK: [[ATOMIC_CMPXCHG:%[0-9]+]]:_(s16) = G_ATOMIC_CMPXCHG [[COPY]](p0), [[C]], [[C1]] :: (load store monotonic 2 on %ir.addr)
45 ; CHECK: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[ATOMIC_CMPXCHG]](s16)
46 ; CHECK: $w0 = COPY [[ANYEXT]](s32)
48 %1:_(s16) = G_CONSTANT i16 0
49 %2:_(s16) = G_CONSTANT i16 1
50 %3:_(s16) = G_ATOMIC_CMPXCHG %0, %1, %2 :: (load store monotonic 2 on %ir.addr)
51 %4:_(s32) = G_ANYEXT %3
61 ; CHECK-LABEL: name: cmpxchg_i32
62 ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0
63 ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
64 ; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
65 ; CHECK: [[ATOMIC_CMPXCHG:%[0-9]+]]:_(s32) = G_ATOMIC_CMPXCHG [[COPY]](p0), [[C]], [[C1]] :: (load store monotonic 4 on %ir.addr)
66 ; CHECK: $w0 = COPY [[ATOMIC_CMPXCHG]](s32)
68 %1:_(s32) = G_CONSTANT i32 0
69 %2:_(s32) = G_CONSTANT i32 1
70 %3:_(s32) = G_ATOMIC_CMPXCHG %0, %1, %2 :: (load store monotonic 4 on %ir.addr)
80 ; CHECK-LABEL: name: cmpxchg_i64
81 ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0
82 ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
83 ; CHECK: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 1
84 ; CHECK: [[ATOMIC_CMPXCHG:%[0-9]+]]:_(s64) = G_ATOMIC_CMPXCHG [[COPY]](p0), [[C]], [[C1]] :: (load store monotonic 8 on %ir.addr)
85 ; CHECK: $x0 = COPY [[ATOMIC_CMPXCHG]](s64)
87 %1:_(s64) = G_CONSTANT i64 0
88 %2:_(s64) = G_CONSTANT i64 1
89 %3:_(s64) = G_ATOMIC_CMPXCHG %0, %1, %2 :: (load store monotonic 8 on %ir.addr)