xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/atomic16.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -O0 -mtriple=x86_64-unknown-unknown -mcpu=corei7 -verify-machineinstrs -show-mc-encoding | FileCheck %s --check-prefix X64
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -O0 -mtriple=i386-unknown-unknown -mcpu=corei7 -verify-machineinstrs | FileCheck %s --check-prefix X32
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker@sc16 = external global i16
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_add16() nounwind {
7*9880d681SAndroid Build Coastguard Worker; X64-LABEL:   atomic_fetch_add16
8*9880d681SAndroid Build Coastguard Worker; X32-LABEL:   atomic_fetch_add16
9*9880d681SAndroid Build Coastguard Workerentry:
10*9880d681SAndroid Build Coastguard Worker; 32-bit
11*9880d681SAndroid Build Coastguard Worker  %t1 = atomicrmw add  i16* @sc16, i16 1 acquire
12*9880d681SAndroid Build Coastguard Worker; X64:       lock
13*9880d681SAndroid Build Coastguard Worker; X64:       incw
14*9880d681SAndroid Build Coastguard Worker; X32:       lock
15*9880d681SAndroid Build Coastguard Worker; X32:       incw
16*9880d681SAndroid Build Coastguard Worker  %t2 = atomicrmw add  i16* @sc16, i16 3 acquire
17*9880d681SAndroid Build Coastguard Worker; X64:       lock
18*9880d681SAndroid Build Coastguard Worker; X64:       addw $3, {{.*}} # encoding: [0x66,0xf0
19*9880d681SAndroid Build Coastguard Worker; X32:       lock
20*9880d681SAndroid Build Coastguard Worker; X32:       addw $3
21*9880d681SAndroid Build Coastguard Worker  %t3 = atomicrmw add  i16* @sc16, i16 5 acquire
22*9880d681SAndroid Build Coastguard Worker; X64:       lock
23*9880d681SAndroid Build Coastguard Worker; X64:       xaddw {{.*}} # encoding: [0x66,0xf0
24*9880d681SAndroid Build Coastguard Worker; X32:       lock
25*9880d681SAndroid Build Coastguard Worker; X32:       xaddw
26*9880d681SAndroid Build Coastguard Worker  %t4 = atomicrmw add  i16* @sc16, i16 %t3 acquire
27*9880d681SAndroid Build Coastguard Worker; X64:       lock
28*9880d681SAndroid Build Coastguard Worker; X64:       addw {{.*}} # encoding: [0x66,0xf0
29*9880d681SAndroid Build Coastguard Worker; X32:       lock
30*9880d681SAndroid Build Coastguard Worker; X32:       addw
31*9880d681SAndroid Build Coastguard Worker  ret void
32*9880d681SAndroid Build Coastguard Worker; X64:       ret
33*9880d681SAndroid Build Coastguard Worker; X32:       ret
34*9880d681SAndroid Build Coastguard Worker}
35*9880d681SAndroid Build Coastguard Worker
36*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_sub16() nounwind {
37*9880d681SAndroid Build Coastguard Worker; X64-LABEL:   atomic_fetch_sub16
38*9880d681SAndroid Build Coastguard Worker; X32-LABEL:   atomic_fetch_sub16
39*9880d681SAndroid Build Coastguard Worker  %t1 = atomicrmw sub  i16* @sc16, i16 1 acquire
40*9880d681SAndroid Build Coastguard Worker; X64:       lock
41*9880d681SAndroid Build Coastguard Worker; X64:       decw
42*9880d681SAndroid Build Coastguard Worker; X32:       lock
43*9880d681SAndroid Build Coastguard Worker; X32:       decw
44*9880d681SAndroid Build Coastguard Worker  %t2 = atomicrmw sub  i16* @sc16, i16 3 acquire
45*9880d681SAndroid Build Coastguard Worker; X64:       lock
46*9880d681SAndroid Build Coastguard Worker; X64:       subw $3, {{.*}} # encoding: [0x66,0xf0
47*9880d681SAndroid Build Coastguard Worker; X32:       lock
48*9880d681SAndroid Build Coastguard Worker; X32:       subw $3
49*9880d681SAndroid Build Coastguard Worker  %t3 = atomicrmw sub  i16* @sc16, i16 5 acquire
50*9880d681SAndroid Build Coastguard Worker; X64:       lock
51*9880d681SAndroid Build Coastguard Worker; X64:       xaddw {{.*}} # encoding: [0x66,0xf0
52*9880d681SAndroid Build Coastguard Worker; X32:       lock
53*9880d681SAndroid Build Coastguard Worker; X32:       xaddw
54*9880d681SAndroid Build Coastguard Worker  %t4 = atomicrmw sub  i16* @sc16, i16 %t3 acquire
55*9880d681SAndroid Build Coastguard Worker; X64:       lock
56*9880d681SAndroid Build Coastguard Worker; X64:       subw {{.*}} # encoding: [0x66,0xf0
57*9880d681SAndroid Build Coastguard Worker; X32:       lock
58*9880d681SAndroid Build Coastguard Worker; X32:       subw
59*9880d681SAndroid Build Coastguard Worker  ret void
60*9880d681SAndroid Build Coastguard Worker; X64:       ret
61*9880d681SAndroid Build Coastguard Worker; X32:       ret
62*9880d681SAndroid Build Coastguard Worker}
63*9880d681SAndroid Build Coastguard Worker
64*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_and16() nounwind {
65*9880d681SAndroid Build Coastguard Worker; X64-LABEL:   atomic_fetch_and16
66*9880d681SAndroid Build Coastguard Worker; X32-LABEL:   atomic_fetch_and16
67*9880d681SAndroid Build Coastguard Worker  %t1 = atomicrmw and  i16* @sc16, i16 3 acquire
68*9880d681SAndroid Build Coastguard Worker; X64:       lock
69*9880d681SAndroid Build Coastguard Worker; X64:       andw $3, {{.*}} # encoding: [0x66,0xf0
70*9880d681SAndroid Build Coastguard Worker; X32:       lock
71*9880d681SAndroid Build Coastguard Worker; X32:       andw $3
72*9880d681SAndroid Build Coastguard Worker  %t2 = atomicrmw and  i16* @sc16, i16 5 acquire
73*9880d681SAndroid Build Coastguard Worker; X64:       andl
74*9880d681SAndroid Build Coastguard Worker; X64:       lock
75*9880d681SAndroid Build Coastguard Worker; X64:       cmpxchgw
76*9880d681SAndroid Build Coastguard Worker; X32:       andl
77*9880d681SAndroid Build Coastguard Worker; X32:       lock
78*9880d681SAndroid Build Coastguard Worker; X32:       cmpxchgw
79*9880d681SAndroid Build Coastguard Worker  %t3 = atomicrmw and  i16* @sc16, i16 %t2 acquire
80*9880d681SAndroid Build Coastguard Worker; X64:       lock
81*9880d681SAndroid Build Coastguard Worker; X64:       andw {{.*}} # encoding: [0x66,0xf0
82*9880d681SAndroid Build Coastguard Worker; X32:       lock
83*9880d681SAndroid Build Coastguard Worker; X32:       andw
84*9880d681SAndroid Build Coastguard Worker  ret void
85*9880d681SAndroid Build Coastguard Worker; X64:       ret
86*9880d681SAndroid Build Coastguard Worker; X32:       ret
87*9880d681SAndroid Build Coastguard Worker}
88*9880d681SAndroid Build Coastguard Worker
89*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_or16() nounwind {
90*9880d681SAndroid Build Coastguard Worker; X64-LABEL:   atomic_fetch_or16
91*9880d681SAndroid Build Coastguard Worker; X32-LABEL:   atomic_fetch_or16
92*9880d681SAndroid Build Coastguard Worker  %t1 = atomicrmw or   i16* @sc16, i16 3 acquire
93*9880d681SAndroid Build Coastguard Worker; X64:       lock
94*9880d681SAndroid Build Coastguard Worker; X64:       orw $3, {{.*}} # encoding: [0x66,0xf0
95*9880d681SAndroid Build Coastguard Worker; X32:       lock
96*9880d681SAndroid Build Coastguard Worker; X32:       orw $3
97*9880d681SAndroid Build Coastguard Worker  %t2 = atomicrmw or   i16* @sc16, i16 5 acquire
98*9880d681SAndroid Build Coastguard Worker; X64:       orl
99*9880d681SAndroid Build Coastguard Worker; X64:       lock
100*9880d681SAndroid Build Coastguard Worker; X64:       cmpxchgw
101*9880d681SAndroid Build Coastguard Worker; X32:       orl
102*9880d681SAndroid Build Coastguard Worker; X32:       lock
103*9880d681SAndroid Build Coastguard Worker; X32:       cmpxchgw
104*9880d681SAndroid Build Coastguard Worker  %t3 = atomicrmw or   i16* @sc16, i16 %t2 acquire
105*9880d681SAndroid Build Coastguard Worker; X64:       lock
106*9880d681SAndroid Build Coastguard Worker; X64:       orw {{.*}} # encoding: [0x66,0xf0
107*9880d681SAndroid Build Coastguard Worker; X32:       lock
108*9880d681SAndroid Build Coastguard Worker; X32:       orw
109*9880d681SAndroid Build Coastguard Worker  ret void
110*9880d681SAndroid Build Coastguard Worker; X64:       ret
111*9880d681SAndroid Build Coastguard Worker; X32:       ret
112*9880d681SAndroid Build Coastguard Worker}
113*9880d681SAndroid Build Coastguard Worker
114*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_xor16() nounwind {
115*9880d681SAndroid Build Coastguard Worker; X64-LABEL:   atomic_fetch_xor16
116*9880d681SAndroid Build Coastguard Worker; X32-LABEL:   atomic_fetch_xor16
117*9880d681SAndroid Build Coastguard Worker  %t1 = atomicrmw xor  i16* @sc16, i16 3 acquire
118*9880d681SAndroid Build Coastguard Worker; X64:       lock
119*9880d681SAndroid Build Coastguard Worker; X64:       xorw $3, {{.*}} # encoding: [0x66,0xf0
120*9880d681SAndroid Build Coastguard Worker; X32:       lock
121*9880d681SAndroid Build Coastguard Worker; X32:       xorw $3
122*9880d681SAndroid Build Coastguard Worker  %t2 = atomicrmw xor  i16* @sc16, i16 5 acquire
123*9880d681SAndroid Build Coastguard Worker; X64:       xorl
124*9880d681SAndroid Build Coastguard Worker; X64:       lock
125*9880d681SAndroid Build Coastguard Worker; X64:       cmpxchgw
126*9880d681SAndroid Build Coastguard Worker; X32:       xorl
127*9880d681SAndroid Build Coastguard Worker; X32:       lock
128*9880d681SAndroid Build Coastguard Worker; X32:       cmpxchgw
129*9880d681SAndroid Build Coastguard Worker  %t3 = atomicrmw xor  i16* @sc16, i16 %t2 acquire
130*9880d681SAndroid Build Coastguard Worker; X64:       lock
131*9880d681SAndroid Build Coastguard Worker; X64:       xorw {{.*}} # encoding: [0x66,0xf0
132*9880d681SAndroid Build Coastguard Worker; X32:       lock
133*9880d681SAndroid Build Coastguard Worker; X32:       xorw
134*9880d681SAndroid Build Coastguard Worker  ret void
135*9880d681SAndroid Build Coastguard Worker; X64:       ret
136*9880d681SAndroid Build Coastguard Worker; X32:       ret
137*9880d681SAndroid Build Coastguard Worker}
138*9880d681SAndroid Build Coastguard Worker
139*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_nand16(i16 %x) nounwind {
140*9880d681SAndroid Build Coastguard Worker; X64-LABEL:   atomic_fetch_nand16
141*9880d681SAndroid Build Coastguard Worker; X32-LABEL:   atomic_fetch_nand16
142*9880d681SAndroid Build Coastguard Worker  %t1 = atomicrmw nand i16* @sc16, i16 %x acquire
143*9880d681SAndroid Build Coastguard Worker; X64:       andl
144*9880d681SAndroid Build Coastguard Worker; X64:       notl
145*9880d681SAndroid Build Coastguard Worker; X64:       lock
146*9880d681SAndroid Build Coastguard Worker; X64:       cmpxchgw
147*9880d681SAndroid Build Coastguard Worker; X32:       andl
148*9880d681SAndroid Build Coastguard Worker; X32:       notl
149*9880d681SAndroid Build Coastguard Worker; X32:       lock
150*9880d681SAndroid Build Coastguard Worker; X32:       cmpxchgw
151*9880d681SAndroid Build Coastguard Worker  ret void
152*9880d681SAndroid Build Coastguard Worker; X64:       ret
153*9880d681SAndroid Build Coastguard Worker; X32:       ret
154*9880d681SAndroid Build Coastguard Worker}
155*9880d681SAndroid Build Coastguard Worker
156*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_max16(i16 %x) nounwind {
157*9880d681SAndroid Build Coastguard Worker; X64-LABEL:   atomic_fetch_max16
158*9880d681SAndroid Build Coastguard Worker; X32-LABEL:   atomic_fetch_max16
159*9880d681SAndroid Build Coastguard Worker  %t1 = atomicrmw max  i16* @sc16, i16 %x acquire
160*9880d681SAndroid Build Coastguard Worker; X64:       movw
161*9880d681SAndroid Build Coastguard Worker; X64:       movw
162*9880d681SAndroid Build Coastguard Worker; X64:       subw
163*9880d681SAndroid Build Coastguard Worker; X64:       cmov
164*9880d681SAndroid Build Coastguard Worker; X64:       lock
165*9880d681SAndroid Build Coastguard Worker; X64:       cmpxchgw
166*9880d681SAndroid Build Coastguard Worker
167*9880d681SAndroid Build Coastguard Worker; X32:       movw
168*9880d681SAndroid Build Coastguard Worker; X32:       movw
169*9880d681SAndroid Build Coastguard Worker; X32:       subw
170*9880d681SAndroid Build Coastguard Worker; X32:       cmov
171*9880d681SAndroid Build Coastguard Worker; X32:       lock
172*9880d681SAndroid Build Coastguard Worker; X32:       cmpxchgw
173*9880d681SAndroid Build Coastguard Worker  ret void
174*9880d681SAndroid Build Coastguard Worker; X64:       ret
175*9880d681SAndroid Build Coastguard Worker; X32:       ret
176*9880d681SAndroid Build Coastguard Worker}
177*9880d681SAndroid Build Coastguard Worker
178*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_min16(i16 %x) nounwind {
179*9880d681SAndroid Build Coastguard Worker; X64-LABEL:   atomic_fetch_min16
180*9880d681SAndroid Build Coastguard Worker; X32-LABEL:   atomic_fetch_min16
181*9880d681SAndroid Build Coastguard Worker  %t1 = atomicrmw min  i16* @sc16, i16 %x acquire
182*9880d681SAndroid Build Coastguard Worker; X64:       movw
183*9880d681SAndroid Build Coastguard Worker; X64:       movw
184*9880d681SAndroid Build Coastguard Worker; X64:       subw
185*9880d681SAndroid Build Coastguard Worker; X64:       cmov
186*9880d681SAndroid Build Coastguard Worker; X64:       lock
187*9880d681SAndroid Build Coastguard Worker; X64:       cmpxchgw
188*9880d681SAndroid Build Coastguard Worker
189*9880d681SAndroid Build Coastguard Worker; X32:       movw
190*9880d681SAndroid Build Coastguard Worker; X32:       movw
191*9880d681SAndroid Build Coastguard Worker; X32:       subw
192*9880d681SAndroid Build Coastguard Worker; X32:       cmov
193*9880d681SAndroid Build Coastguard Worker; X32:       lock
194*9880d681SAndroid Build Coastguard Worker; X32:       cmpxchgw
195*9880d681SAndroid Build Coastguard Worker  ret void
196*9880d681SAndroid Build Coastguard Worker; X64:       ret
197*9880d681SAndroid Build Coastguard Worker; X32:       ret
198*9880d681SAndroid Build Coastguard Worker}
199*9880d681SAndroid Build Coastguard Worker
200*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_umax16(i16 %x) nounwind {
201*9880d681SAndroid Build Coastguard Worker; X64-LABEL:   atomic_fetch_umax16
202*9880d681SAndroid Build Coastguard Worker; X32-LABEL:   atomic_fetch_umax16
203*9880d681SAndroid Build Coastguard Worker  %t1 = atomicrmw umax i16* @sc16, i16 %x acquire
204*9880d681SAndroid Build Coastguard Worker; X64:       movw
205*9880d681SAndroid Build Coastguard Worker; X64:       movw
206*9880d681SAndroid Build Coastguard Worker; X64:       subw
207*9880d681SAndroid Build Coastguard Worker; X64:       cmov
208*9880d681SAndroid Build Coastguard Worker; X64:       lock
209*9880d681SAndroid Build Coastguard Worker; X64:       cmpxchgw
210*9880d681SAndroid Build Coastguard Worker
211*9880d681SAndroid Build Coastguard Worker; X32:       movw
212*9880d681SAndroid Build Coastguard Worker; X32:       movw
213*9880d681SAndroid Build Coastguard Worker; X32:       subw
214*9880d681SAndroid Build Coastguard Worker; X32:       cmov
215*9880d681SAndroid Build Coastguard Worker; X32:       lock
216*9880d681SAndroid Build Coastguard Worker; X32:       cmpxchgw
217*9880d681SAndroid Build Coastguard Worker  ret void
218*9880d681SAndroid Build Coastguard Worker; X64:       ret
219*9880d681SAndroid Build Coastguard Worker; X32:       ret
220*9880d681SAndroid Build Coastguard Worker}
221*9880d681SAndroid Build Coastguard Worker
222*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_umin16(i16 %x) nounwind {
223*9880d681SAndroid Build Coastguard Worker; X64-LABEL:   atomic_fetch_umin16
224*9880d681SAndroid Build Coastguard Worker; X32-LABEL:   atomic_fetch_umin16
225*9880d681SAndroid Build Coastguard Worker  %t1 = atomicrmw umin i16* @sc16, i16 %x acquire
226*9880d681SAndroid Build Coastguard Worker; X64:       movw
227*9880d681SAndroid Build Coastguard Worker; X64:       movw
228*9880d681SAndroid Build Coastguard Worker; X64:       subw
229*9880d681SAndroid Build Coastguard Worker; X64:       cmov
230*9880d681SAndroid Build Coastguard Worker; X64:       lock
231*9880d681SAndroid Build Coastguard Worker; X64:       cmpxchgw
232*9880d681SAndroid Build Coastguard Worker
233*9880d681SAndroid Build Coastguard Worker; X32:       movw
234*9880d681SAndroid Build Coastguard Worker; X32:       movw
235*9880d681SAndroid Build Coastguard Worker; X32:       subw
236*9880d681SAndroid Build Coastguard Worker; X32:       cmov
237*9880d681SAndroid Build Coastguard Worker; X32:       lock
238*9880d681SAndroid Build Coastguard Worker; X32:       cmpxchgw
239*9880d681SAndroid Build Coastguard Worker  ret void
240*9880d681SAndroid Build Coastguard Worker; X64:       ret
241*9880d681SAndroid Build Coastguard Worker; X32:       ret
242*9880d681SAndroid Build Coastguard Worker}
243*9880d681SAndroid Build Coastguard Worker
244*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_cmpxchg16() nounwind {
245*9880d681SAndroid Build Coastguard Worker  %t1 = cmpxchg i16* @sc16, i16 0, i16 1 acquire acquire
246*9880d681SAndroid Build Coastguard Worker; X64:       lock
247*9880d681SAndroid Build Coastguard Worker; X64:       cmpxchgw
248*9880d681SAndroid Build Coastguard Worker; X32:       lock
249*9880d681SAndroid Build Coastguard Worker; X32:       cmpxchgw
250*9880d681SAndroid Build Coastguard Worker  ret void
251*9880d681SAndroid Build Coastguard Worker; X64:       ret
252*9880d681SAndroid Build Coastguard Worker; X32:       ret
253*9880d681SAndroid Build Coastguard Worker}
254*9880d681SAndroid Build Coastguard Worker
255*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_store16(i16 %x) nounwind {
256*9880d681SAndroid Build Coastguard Worker  store atomic i16 %x, i16* @sc16 release, align 4
257*9880d681SAndroid Build Coastguard Worker; X64-NOT:   lock
258*9880d681SAndroid Build Coastguard Worker; X64:       movw
259*9880d681SAndroid Build Coastguard Worker; X32-NOT:   lock
260*9880d681SAndroid Build Coastguard Worker; X32:       movw
261*9880d681SAndroid Build Coastguard Worker  ret void
262*9880d681SAndroid Build Coastguard Worker; X64:       ret
263*9880d681SAndroid Build Coastguard Worker; X32:       ret
264*9880d681SAndroid Build Coastguard Worker}
265*9880d681SAndroid Build Coastguard Worker
266*9880d681SAndroid Build Coastguard Workerdefine void @atomic_fetch_swap16(i16 %x) nounwind {
267*9880d681SAndroid Build Coastguard Worker  %t1 = atomicrmw xchg i16* @sc16, i16 %x acquire
268*9880d681SAndroid Build Coastguard Worker; X64-NOT:   lock
269*9880d681SAndroid Build Coastguard Worker; X64:       xchgw
270*9880d681SAndroid Build Coastguard Worker; X32-NOT:   lock
271*9880d681SAndroid Build Coastguard Worker; X32:       xchgw
272*9880d681SAndroid Build Coastguard Worker  ret void
273*9880d681SAndroid Build Coastguard Worker; X64:       ret
274*9880d681SAndroid Build Coastguard Worker; X32:       ret
275*9880d681SAndroid Build Coastguard Worker}
276