1 /* { dg-do compile { target lp64 } } */
2 /* { dg-require-effective-target powerpc_p9vector_ok } */
3 /* { dg-options "-mdejagnu-cpu=power9 -O2" } */
4
5 /* Verify that the XXBR{H,W} instructions are generated if the value is
6 forced to be in a vector register, and XXBRD is generated all of the
7 time for register bswap64's. */
8
9 unsigned short
do_bswap16_mem(unsigned short * p)10 do_bswap16_mem (unsigned short *p)
11 {
12 return __builtin_bswap16 (*p); /* LHBRX. */
13 }
14
15 unsigned short
do_bswap16_reg(unsigned short a)16 do_bswap16_reg (unsigned short a)
17 {
18 return __builtin_bswap16 (a); /* gpr sequences. */
19 }
20
21 void
do_bswap16_store(unsigned short * p,unsigned short a)22 do_bswap16_store (unsigned short *p, unsigned short a)
23 {
24 *p = __builtin_bswap16 (a); /* STHBRX. */
25 }
26
27 unsigned short
do_bswap16_vect(unsigned short a)28 do_bswap16_vect (unsigned short a)
29 {
30 __asm__ (" # %x0" : "+v" (a));
31 return __builtin_bswap16 (a); /* XXBRW. */
32 }
33
34 unsigned int
do_bswap32_mem(unsigned int * p)35 do_bswap32_mem (unsigned int *p)
36 {
37 return __builtin_bswap32 (*p); /* LWBRX. */
38 }
39
40 unsigned int
do_bswap32_reg(unsigned int a)41 do_bswap32_reg (unsigned int a)
42 {
43 return __builtin_bswap32 (a); /* gpr sequences. */
44 }
45
46 void
do_bswap32_store(unsigned int * p,unsigned int a)47 do_bswap32_store (unsigned int *p, unsigned int a)
48 {
49 *p = __builtin_bswap32 (a); /* STWBRX. */
50 }
51
52 unsigned int
do_bswap32_vect(unsigned int a)53 do_bswap32_vect (unsigned int a)
54 {
55 __asm__ (" # %x0" : "+v" (a));
56 return __builtin_bswap32 (a); /* XXBRW. */
57 }
58
59 unsigned long
do_bswap64_mem(unsigned long * p)60 do_bswap64_mem (unsigned long *p)
61 {
62 return __builtin_bswap64 (*p); /* LDBRX. */
63 }
64
65 unsigned long
do_bswap64_reg(unsigned long a)66 do_bswap64_reg (unsigned long a)
67 {
68 return __builtin_bswap64 (a); /* gpr sequences. */
69 }
70
71 void
do_bswap64_store(unsigned long * p,unsigned int a)72 do_bswap64_store (unsigned long *p, unsigned int a)
73 {
74 *p = __builtin_bswap64 (a); /* STDBRX. */
75 }
76
77 double
do_bswap64_double(unsigned long a)78 do_bswap64_double (unsigned long a)
79 {
80 return (double) __builtin_bswap64 (a); /* XXBRD. */
81 }
82
83 unsigned long
do_bswap64_vect(unsigned long a)84 do_bswap64_vect (unsigned long a)
85 {
86 __asm__ (" # %x0" : "+v" (a)); /* XXBRD. */
87 return __builtin_bswap64 (a);
88 }
89
90 /* Make sure XXBR{H,W,D} is not generated by default. */
91 /* { dg-final { scan-assembler-times "xxbrd" 3 } } */
92 /* { dg-final { scan-assembler-times "xxbrh" 1 } } */
93 /* { dg-final { scan-assembler-times "xxbrw" 1 } } */
94 /* { dg-final { scan-assembler-times "ldbrx" 1 } } */
95 /* { dg-final { scan-assembler-times "lhbrx" 1 } } */
96 /* { dg-final { scan-assembler-times "lwbrx" 1 } } */
97 /* { dg-final { scan-assembler-times "stdbrx" 1 } } */
98 /* { dg-final { scan-assembler-times "sthbrx" 1 } } */
99 /* { dg-final { scan-assembler-times "stwbrx" 1 } } */
100