1 ; RUN: llc < %s -O0 -march=x86-64 -mcpu=corei7 -verify-machineinstrs | FileCheck %s -check-prefix=WITH-CMOV
2 ; RUN: llc < %s -O0 -march=x86 -mcpu=corei7 -verify-machineinstrs | FileCheck %s -check-prefix=WITH-CMOV
3 ; RUN: llc < %s -O0 -march=x86 -mcpu=corei7 -mattr=-cmov -verify-machineinstrs | FileCheck %s --check-prefix NOCMOV
5 @sc32 = external global i32
7 define void @atomic_fetch_add32() nounwind {
8 ; WITH-CMOV-LABEL: atomic_fetch_add32:
11 %t1 = atomicrmw add i32* @sc32, i32 1 acquire
14 %t2 = atomicrmw add i32* @sc32, i32 3 acquire
17 %t3 = atomicrmw add i32* @sc32, i32 5 acquire
20 %t4 = atomicrmw add i32* @sc32, i32 %t3 acquire
27 define void @atomic_fetch_sub32() nounwind {
28 ; WITH-CMOV-LABEL: atomic_fetch_sub32:
29 %t1 = atomicrmw sub i32* @sc32, i32 1 acquire
32 %t2 = atomicrmw sub i32* @sc32, i32 3 acquire
35 %t3 = atomicrmw sub i32* @sc32, i32 5 acquire
38 %t4 = atomicrmw sub i32* @sc32, i32 %t3 acquire
45 define void @atomic_fetch_and32() nounwind {
46 ; WITH-CMOV-LABEL: atomic_fetch_and32:
47 %t1 = atomicrmw and i32* @sc32, i32 3 acquire
50 %t2 = atomicrmw and i32* @sc32, i32 5 acquire
54 %t3 = atomicrmw and i32* @sc32, i32 %t2 acquire
61 define void @atomic_fetch_or32() nounwind {
62 ; WITH-CMOV-LABEL: atomic_fetch_or32:
63 %t1 = atomicrmw or i32* @sc32, i32 3 acquire
66 %t2 = atomicrmw or i32* @sc32, i32 5 acquire
70 %t3 = atomicrmw or i32* @sc32, i32 %t2 acquire
77 define void @atomic_fetch_xor32() nounwind {
78 ; WITH-CMOV-LABEL: atomic_fetch_xor32:
79 %t1 = atomicrmw xor i32* @sc32, i32 3 acquire
82 %t2 = atomicrmw xor i32* @sc32, i32 5 acquire
86 %t3 = atomicrmw xor i32* @sc32, i32 %t2 acquire
93 define void @atomic_fetch_nand32(i32 %x) nounwind {
94 ; WITH-CMOV-LABEL: atomic_fetch_nand32:
95 %t1 = atomicrmw nand i32* @sc32, i32 %x acquire
104 define void @atomic_fetch_max32(i32 %x) nounwind {
105 ; WITH-CMOV-LABEL: atomic_fetch_max32:
107 %t1 = atomicrmw max i32* @sc32, i32 %x acquire
111 ; WITH-CMOV: cmpxchgl
122 define void @atomic_fetch_min32(i32 %x) nounwind {
123 ; WITH-CMOV-LABEL: atomic_fetch_min32:
124 ; NOCMOV-LABEL: atomic_fetch_min32:
126 %t1 = atomicrmw min i32* @sc32, i32 %x acquire
130 ; WITH-CMOV: cmpxchgl
141 define void @atomic_fetch_umax32(i32 %x) nounwind {
142 ; WITH-CMOV-LABEL: atomic_fetch_umax32:
143 ; NOCMOV-LABEL: atomic_fetch_umax32:
145 %t1 = atomicrmw umax i32* @sc32, i32 %x acquire
149 ; WITH-CMOV: cmpxchgl
160 define void @atomic_fetch_umin32(i32 %x) nounwind {
161 ; WITH-CMOV-LABEL: atomic_fetch_umin32:
162 ; NOCMOV-LABEL: atomic_fetch_umin32:
164 %t1 = atomicrmw umin i32* @sc32, i32 %x acquire
168 ; WITH-CMOV: cmpxchgl
179 define void @atomic_fetch_cmpxchg32() nounwind {
180 ; WITH-CMOV-LABEL: atomic_fetch_cmpxchg32:
182 %t1 = cmpxchg i32* @sc32, i32 0, i32 1 acquire acquire
184 ; WITH-CMOV: cmpxchgl
189 define void @atomic_fetch_store32(i32 %x) nounwind {
190 ; WITH-CMOV-LABEL: atomic_fetch_store32:
192 store atomic i32 %x, i32* @sc32 release, align 4
193 ; WITH-CMOV-NOT: lock
199 define void @atomic_fetch_swap32(i32 %x) nounwind {
200 ; WITH-CMOV-LABEL: atomic_fetch_swap32:
202 %t1 = atomicrmw xchg i32* @sc32, i32 %x acquire
203 ; WITH-CMOV-NOT: lock