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comparison gcc/testsuite/gcc.dg/gcc-have-sync-compare-and-swap.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 /* { dg-do link } */
2 /* MIPS only supports these built-in functions for non-MIPS16 mode, and
3 -mflip-mips16 will change the mode of some functions to be different
4 from the command-line setting. */
5 /* { dg-skip-if "" { mips*-*-* } { "-mflip-mips16" } { "" } } */
6
7 void f1()
8 {
9 #ifdef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1
10 typedef int __attribute__ ((__mode__ (__QI__))) qi_int_type;
11 qi_int_type qi_int;
12 __sync_bool_compare_and_swap (&qi_int, (qi_int_type)0, (qi_int_type)1);
13 #endif
14 }
15
16 void f2()
17 {
18 #ifdef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2
19 typedef int __attribute__ ((__mode__ (__HI__))) hi_int_type;
20 hi_int_type hi_int;
21 __sync_bool_compare_and_swap (&hi_int, (hi_int_type)0, (hi_int_type)1);
22 #endif
23 }
24
25 void f4()
26 {
27 #ifdef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4
28 typedef int __attribute__ ((__mode__ (__SI__))) si_int_type;
29 si_int_type si_int;
30 __sync_bool_compare_and_swap (&si_int, (si_int_type)0, (si_int_type)1);
31 #endif
32 }
33
34 void f8()
35 {
36 #ifdef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8
37 typedef int __attribute__ ((__mode__ (__DI__))) di_int_type;
38 di_int_type di_int;
39 __sync_bool_compare_and_swap (&di_int, (di_int_type)0, (di_int_type)1);
40 #endif
41 }
42
43 /* aligned (16): On S/390 16 byte compare and swap operations are only
44 available if the memory operand resides on a 16 byte boundary. */
45 void f16()
46 {
47 #ifdef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16
48 typedef int __attribute__ ((__mode__ (__TI__), aligned (16))) ti_int_type;
49 ti_int_type ti_int;
50 __sync_bool_compare_and_swap (&ti_int, (ti_int_type)0, (ti_int_type)1);
51 #endif
52 }
53
54 int main()
55 {
56 f1();
57 f2();
58 f4();
59 f8();
60 f16();
61 return 0;
62 }