diff options
Diffstat (limited to 'contrib/llvm/tools/clang/lib/Headers/altivec.h')
| -rw-r--r-- | contrib/llvm/tools/clang/lib/Headers/altivec.h | 479 |
1 files changed, 454 insertions, 25 deletions
diff --git a/contrib/llvm/tools/clang/lib/Headers/altivec.h b/contrib/llvm/tools/clang/lib/Headers/altivec.h index 74ce08a..f9fc64a 100644 --- a/contrib/llvm/tools/clang/lib/Headers/altivec.h +++ b/contrib/llvm/tools/clang/lib/Headers/altivec.h @@ -73,6 +73,9 @@ vec_perm(vector bool int __a, vector bool int __b, vector unsigned char __c); static vector float __ATTRS_o_ai vec_perm(vector float __a, vector float __b, vector unsigned char __c); +static vector unsigned char __ATTRS_o_ai +vec_xor(vector unsigned char __a, vector unsigned char __b); + /* vec_abs */ #define __builtin_altivec_abs_v16qi vec_abs @@ -3485,30 +3488,49 @@ vec_mtvscr(vector float __a) __builtin_altivec_mtvscr((vector int)__a); } +/* The vmulos* and vmules* instructions have a big endian bias, so + we must reverse the meaning of "even" and "odd" for little endian. */ + /* vec_mule */ static vector short __ATTRS_o_ai vec_mule(vector signed char __a, vector signed char __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmulosb(__a, __b); +#else return __builtin_altivec_vmulesb(__a, __b); +#endif } static vector unsigned short __ATTRS_o_ai vec_mule(vector unsigned char __a, vector unsigned char __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmuloub(__a, __b); +#else return __builtin_altivec_vmuleub(__a, __b); +#endif } static vector int __ATTRS_o_ai vec_mule(vector short __a, vector short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmulosh(__a, __b); +#else return __builtin_altivec_vmulesh(__a, __b); +#endif } static vector unsigned int __ATTRS_o_ai vec_mule(vector unsigned short __a, vector unsigned short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmulouh(__a, __b); +#else return __builtin_altivec_vmuleuh(__a, __b); +#endif } /* vec_vmulesb */ @@ -3516,7 +3538,11 @@ vec_mule(vector unsigned short __a, vector unsigned short __b) static vector short __attribute__((__always_inline__)) vec_vmulesb(vector signed char __a, vector signed char __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmulosb(__a, __b); +#else return __builtin_altivec_vmulesb(__a, __b); +#endif } /* vec_vmuleub */ @@ -3524,7 +3550,11 @@ vec_vmulesb(vector signed char __a, vector signed char __b) static vector unsigned short __attribute__((__always_inline__)) vec_vmuleub(vector unsigned char __a, vector unsigned char __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmuloub(__a, __b); +#else return __builtin_altivec_vmuleub(__a, __b); +#endif } /* vec_vmulesh */ @@ -3532,7 +3562,11 @@ vec_vmuleub(vector unsigned char __a, vector unsigned char __b) static vector int __attribute__((__always_inline__)) vec_vmulesh(vector short __a, vector short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmulosh(__a, __b); +#else return __builtin_altivec_vmulesh(__a, __b); +#endif } /* vec_vmuleuh */ @@ -3540,7 +3574,11 @@ vec_vmulesh(vector short __a, vector short __b) static vector unsigned int __attribute__((__always_inline__)) vec_vmuleuh(vector unsigned short __a, vector unsigned short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmulouh(__a, __b); +#else return __builtin_altivec_vmuleuh(__a, __b); +#endif } /* vec_mulo */ @@ -3548,25 +3586,41 @@ vec_vmuleuh(vector unsigned short __a, vector unsigned short __b) static vector short __ATTRS_o_ai vec_mulo(vector signed char __a, vector signed char __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmulesb(__a, __b); +#else return __builtin_altivec_vmulosb(__a, __b); +#endif } static vector unsigned short __ATTRS_o_ai vec_mulo(vector unsigned char __a, vector unsigned char __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmuleub(__a, __b); +#else return __builtin_altivec_vmuloub(__a, __b); +#endif } static vector int __ATTRS_o_ai vec_mulo(vector short __a, vector short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmulesh(__a, __b); +#else return __builtin_altivec_vmulosh(__a, __b); +#endif } static vector unsigned int __ATTRS_o_ai vec_mulo(vector unsigned short __a, vector unsigned short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmuleuh(__a, __b); +#else return __builtin_altivec_vmulouh(__a, __b); +#endif } /* vec_vmulosb */ @@ -3574,7 +3628,11 @@ vec_mulo(vector unsigned short __a, vector unsigned short __b) static vector short __attribute__((__always_inline__)) vec_vmulosb(vector signed char __a, vector signed char __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmulesb(__a, __b); +#else return __builtin_altivec_vmulosb(__a, __b); +#endif } /* vec_vmuloub */ @@ -3582,7 +3640,11 @@ vec_vmulosb(vector signed char __a, vector signed char __b) static vector unsigned short __attribute__((__always_inline__)) vec_vmuloub(vector unsigned char __a, vector unsigned char __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmuleub(__a, __b); +#else return __builtin_altivec_vmuloub(__a, __b); +#endif } /* vec_vmulosh */ @@ -3590,7 +3652,11 @@ vec_vmuloub(vector unsigned char __a, vector unsigned char __b) static vector int __attribute__((__always_inline__)) vec_vmulosh(vector short __a, vector short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmulesh(__a, __b); +#else return __builtin_altivec_vmulosh(__a, __b); +#endif } /* vec_vmulouh */ @@ -3598,7 +3664,11 @@ vec_vmulosh(vector short __a, vector short __b) static vector unsigned int __attribute__((__always_inline__)) vec_vmulouh(vector unsigned short __a, vector unsigned short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vmuleuh(__a, __b); +#else return __builtin_altivec_vmulouh(__a, __b); +#endif } /* vec_nmsub */ @@ -4047,52 +4117,91 @@ vec_vor(vector float __a, vector bool int __b) /* vec_pack */ +/* The various vector pack instructions have a big-endian bias, so for + little endian we must handle reversed element numbering. */ + static vector signed char __ATTRS_o_ai vec_pack(vector signed short __a, vector signed short __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector signed char)vec_perm(__a, __b, (vector unsigned char) + (0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E, + 0x10, 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x1E)); +#else return (vector signed char)vec_perm(__a, __b, (vector unsigned char) (0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F, 0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F)); +#endif } static vector unsigned char __ATTRS_o_ai vec_pack(vector unsigned short __a, vector unsigned short __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector unsigned char)vec_perm(__a, __b, (vector unsigned char) + (0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E, + 0x10, 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x1E)); +#else return (vector unsigned char)vec_perm(__a, __b, (vector unsigned char) (0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F, 0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F)); +#endif } static vector bool char __ATTRS_o_ai vec_pack(vector bool short __a, vector bool short __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector bool char)vec_perm(__a, __b, (vector unsigned char) + (0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E, + 0x10, 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x1E)); +#else return (vector bool char)vec_perm(__a, __b, (vector unsigned char) (0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F, 0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F)); +#endif } static vector short __ATTRS_o_ai vec_pack(vector int __a, vector int __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector short)vec_perm(__a, __b, (vector unsigned char) + (0x00, 0x01, 0x04, 0x05, 0x08, 0x09, 0x0C, 0x0D, + 0x10, 0x11, 0x14, 0x15, 0x18, 0x19, 0x1C, 0x1D)); +#else return (vector short)vec_perm(__a, __b, (vector unsigned char) (0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F, 0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F)); +#endif } static vector unsigned short __ATTRS_o_ai vec_pack(vector unsigned int __a, vector unsigned int __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector unsigned short)vec_perm(__a, __b, (vector unsigned char) + (0x00, 0x01, 0x04, 0x05, 0x08, 0x09, 0x0C, 0x0D, + 0x10, 0x11, 0x14, 0x15, 0x18, 0x19, 0x1C, 0x1D)); +#else return (vector unsigned short)vec_perm(__a, __b, (vector unsigned char) (0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F, 0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F)); +#endif } static vector bool short __ATTRS_o_ai vec_pack(vector bool int __a, vector bool int __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector bool short)vec_perm(__a, __b, (vector unsigned char) + (0x00, 0x01, 0x04, 0x05, 0x08, 0x09, 0x0C, 0x0D, + 0x10, 0x11, 0x14, 0x15, 0x18, 0x19, 0x1C, 0x1D)); +#else return (vector bool short)vec_perm(__a, __b, (vector unsigned char) (0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F, 0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F)); +#endif } /* vec_vpkuhum */ @@ -4102,25 +4211,43 @@ vec_pack(vector bool int __a, vector bool int __b) static vector signed char __ATTRS_o_ai vec_vpkuhum(vector signed short __a, vector signed short __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector signed char)vec_perm(__a, __b, (vector unsigned char) + (0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E, + 0x10, 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x1E)); +#else return (vector signed char)vec_perm(__a, __b, (vector unsigned char) (0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F, 0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F)); +#endif } static vector unsigned char __ATTRS_o_ai vec_vpkuhum(vector unsigned short __a, vector unsigned short __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector unsigned char)vec_perm(__a, __b, (vector unsigned char) + (0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E, + 0x10, 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x1E)); +#else return (vector unsigned char)vec_perm(__a, __b, (vector unsigned char) (0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F, 0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F)); +#endif } static vector bool char __ATTRS_o_ai vec_vpkuhum(vector bool short __a, vector bool short __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector bool char)vec_perm(__a, __b, (vector unsigned char) + (0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E, + 0x10, 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x1E)); +#else return (vector bool char)vec_perm(__a, __b, (vector unsigned char) (0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F, 0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F)); +#endif } /* vec_vpkuwum */ @@ -4130,25 +4257,43 @@ vec_vpkuhum(vector bool short __a, vector bool short __b) static vector short __ATTRS_o_ai vec_vpkuwum(vector int __a, vector int __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector short)vec_perm(__a, __b, (vector unsigned char) + (0x00, 0x01, 0x04, 0x05, 0x08, 0x09, 0x0C, 0x0D, + 0x10, 0x11, 0x14, 0x15, 0x18, 0x19, 0x1C, 0x1D)); +#else return (vector short)vec_perm(__a, __b, (vector unsigned char) (0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F, 0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F)); +#endif } static vector unsigned short __ATTRS_o_ai vec_vpkuwum(vector unsigned int __a, vector unsigned int __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector unsigned short)vec_perm(__a, __b, (vector unsigned char) + (0x00, 0x01, 0x04, 0x05, 0x08, 0x09, 0x0C, 0x0D, + 0x10, 0x11, 0x14, 0x15, 0x18, 0x19, 0x1C, 0x1D)); +#else return (vector unsigned short)vec_perm(__a, __b, (vector unsigned char) (0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F, 0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F)); +#endif } static vector bool short __ATTRS_o_ai vec_vpkuwum(vector bool int __a, vector bool int __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector bool short)vec_perm(__a, __b, (vector unsigned char) + (0x00, 0x01, 0x04, 0x05, 0x08, 0x09, 0x0C, 0x0D, + 0x10, 0x11, 0x14, 0x15, 0x18, 0x19, 0x1C, 0x1D)); +#else return (vector bool short)vec_perm(__a, __b, (vector unsigned char) (0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F, 0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F)); +#endif } /* vec_packpx */ @@ -4156,7 +4301,11 @@ vec_vpkuwum(vector bool int __a, vector bool int __b) static vector pixel __attribute__((__always_inline__)) vec_packpx(vector unsigned int __a, vector unsigned int __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector pixel)__builtin_altivec_vpkpx(__b, __a); +#else return (vector pixel)__builtin_altivec_vpkpx(__a, __b); +#endif } /* vec_vpkpx */ @@ -4164,7 +4313,11 @@ vec_packpx(vector unsigned int __a, vector unsigned int __b) static vector pixel __attribute__((__always_inline__)) vec_vpkpx(vector unsigned int __a, vector unsigned int __b) { +#ifdef __LITTLE_ENDIAN__ + return (vector pixel)__builtin_altivec_vpkpx(__b, __a); +#else return (vector pixel)__builtin_altivec_vpkpx(__a, __b); +#endif } /* vec_packs */ @@ -4172,25 +4325,41 @@ vec_vpkpx(vector unsigned int __a, vector unsigned int __b) static vector signed char __ATTRS_o_ai vec_packs(vector short __a, vector short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkshss(__b, __a); +#else return __builtin_altivec_vpkshss(__a, __b); +#endif } static vector unsigned char __ATTRS_o_ai vec_packs(vector unsigned short __a, vector unsigned short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkuhus(__b, __a); +#else return __builtin_altivec_vpkuhus(__a, __b); +#endif } static vector signed short __ATTRS_o_ai vec_packs(vector int __a, vector int __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkswss(__b, __a); +#else return __builtin_altivec_vpkswss(__a, __b); +#endif } static vector unsigned short __ATTRS_o_ai vec_packs(vector unsigned int __a, vector unsigned int __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkuwus(__b, __a); +#else return __builtin_altivec_vpkuwus(__a, __b); +#endif } /* vec_vpkshss */ @@ -4198,7 +4367,11 @@ vec_packs(vector unsigned int __a, vector unsigned int __b) static vector signed char __attribute__((__always_inline__)) vec_vpkshss(vector short __a, vector short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkshss(__b, __a); +#else return __builtin_altivec_vpkshss(__a, __b); +#endif } /* vec_vpkuhus */ @@ -4206,7 +4379,11 @@ vec_vpkshss(vector short __a, vector short __b) static vector unsigned char __attribute__((__always_inline__)) vec_vpkuhus(vector unsigned short __a, vector unsigned short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkuhus(__b, __a); +#else return __builtin_altivec_vpkuhus(__a, __b); +#endif } /* vec_vpkswss */ @@ -4214,7 +4391,11 @@ vec_vpkuhus(vector unsigned short __a, vector unsigned short __b) static vector signed short __attribute__((__always_inline__)) vec_vpkswss(vector int __a, vector int __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkswss(__b, __a); +#else return __builtin_altivec_vpkswss(__a, __b); +#endif } /* vec_vpkuwus */ @@ -4222,7 +4403,11 @@ vec_vpkswss(vector int __a, vector int __b) static vector unsigned short __attribute__((__always_inline__)) vec_vpkuwus(vector unsigned int __a, vector unsigned int __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkuwus(__b, __a); +#else return __builtin_altivec_vpkuwus(__a, __b); +#endif } /* vec_packsu */ @@ -4230,25 +4415,41 @@ vec_vpkuwus(vector unsigned int __a, vector unsigned int __b) static vector unsigned char __ATTRS_o_ai vec_packsu(vector short __a, vector short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkshus(__b, __a); +#else return __builtin_altivec_vpkshus(__a, __b); +#endif } static vector unsigned char __ATTRS_o_ai vec_packsu(vector unsigned short __a, vector unsigned short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkuhus(__b, __a); +#else return __builtin_altivec_vpkuhus(__a, __b); +#endif } static vector unsigned short __ATTRS_o_ai vec_packsu(vector int __a, vector int __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkswus(__b, __a); +#else return __builtin_altivec_vpkswus(__a, __b); +#endif } static vector unsigned short __ATTRS_o_ai vec_packsu(vector unsigned int __a, vector unsigned int __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkuwus(__b, __a); +#else return __builtin_altivec_vpkuwus(__a, __b); +#endif } /* vec_vpkshus */ @@ -4256,13 +4457,21 @@ vec_packsu(vector unsigned int __a, vector unsigned int __b) static vector unsigned char __ATTRS_o_ai vec_vpkshus(vector short __a, vector short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkshus(__b, __a); +#else return __builtin_altivec_vpkshus(__a, __b); +#endif } static vector unsigned char __ATTRS_o_ai vec_vpkshus(vector unsigned short __a, vector unsigned short __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkuhus(__b, __a); +#else return __builtin_altivec_vpkuhus(__a, __b); +#endif } /* vec_vpkswus */ @@ -4270,22 +4479,46 @@ vec_vpkshus(vector unsigned short __a, vector unsigned short __b) static vector unsigned short __ATTRS_o_ai vec_vpkswus(vector int __a, vector int __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkswus(__b, __a); +#else return __builtin_altivec_vpkswus(__a, __b); +#endif } static vector unsigned short __ATTRS_o_ai vec_vpkswus(vector unsigned int __a, vector unsigned int __b) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vpkuwus(__b, __a); +#else return __builtin_altivec_vpkuwus(__a, __b); +#endif } /* vec_perm */ +// The vperm instruction is defined architecturally with a big-endian bias. +// For little endian, we swap the input operands and invert the permute +// control vector. Only the rightmost 5 bits matter, so we could use +// a vector of all 31s instead of all 255s to perform the inversion. +// However, when the PCV is not a constant, using 255 has an advantage +// in that the vec_xor can be recognized as a vec_nor (and for P8 and +// later, possibly a vec_nand). + vector signed char __ATTRS_o_ai vec_perm(vector signed char __a, vector signed char __b, vector unsigned char __c) { +#ifdef __LITTLE_ENDIAN__ + vector unsigned char __d = {255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255}; + __d = vec_xor(__c, __d); + return (vector signed char) + __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d); +#else return (vector signed char) __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); +#endif } vector unsigned char __ATTRS_o_ai @@ -4293,22 +4526,46 @@ vec_perm(vector unsigned char __a, vector unsigned char __b, vector unsigned char __c) { +#ifdef __LITTLE_ENDIAN__ + vector unsigned char __d = {255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255}; + __d = vec_xor(__c, __d); + return (vector unsigned char) + __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d); +#else return (vector unsigned char) __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); +#endif } vector bool char __ATTRS_o_ai vec_perm(vector bool char __a, vector bool char __b, vector unsigned char __c) { +#ifdef __LITTLE_ENDIAN__ + vector unsigned char __d = {255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255}; + __d = vec_xor(__c, __d); + return (vector bool char) + __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d); +#else return (vector bool char) __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); +#endif } vector short __ATTRS_o_ai vec_perm(vector short __a, vector short __b, vector unsigned char __c) { +#ifdef __LITTLE_ENDIAN__ + vector unsigned char __d = {255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255}; + __d = vec_xor(__c, __d); + return (vector short) + __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d); +#else return (vector short) __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); +#endif } vector unsigned short __ATTRS_o_ai @@ -4316,49 +4573,104 @@ vec_perm(vector unsigned short __a, vector unsigned short __b, vector unsigned char __c) { +#ifdef __LITTLE_ENDIAN__ + vector unsigned char __d = {255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255}; + __d = vec_xor(__c, __d); + return (vector unsigned short) + __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d); +#else return (vector unsigned short) __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); +#endif } vector bool short __ATTRS_o_ai vec_perm(vector bool short __a, vector bool short __b, vector unsigned char __c) { +#ifdef __LITTLE_ENDIAN__ + vector unsigned char __d = {255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255}; + __d = vec_xor(__c, __d); + return (vector bool short) + __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d); +#else return (vector bool short) __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); +#endif } vector pixel __ATTRS_o_ai vec_perm(vector pixel __a, vector pixel __b, vector unsigned char __c) { +#ifdef __LITTLE_ENDIAN__ + vector unsigned char __d = {255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255}; + __d = vec_xor(__c, __d); + return (vector pixel) + __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d); +#else return (vector pixel) __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); +#endif } vector int __ATTRS_o_ai vec_perm(vector int __a, vector int __b, vector unsigned char __c) { +#ifdef __LITTLE_ENDIAN__ + vector unsigned char __d = {255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255}; + __d = vec_xor(__c, __d); + return (vector int)__builtin_altivec_vperm_4si(__b, __a, __d); +#else return (vector int)__builtin_altivec_vperm_4si(__a, __b, __c); +#endif } vector unsigned int __ATTRS_o_ai vec_perm(vector unsigned int __a, vector unsigned int __b, vector unsigned char __c) { +#ifdef __LITTLE_ENDIAN__ + vector unsigned char __d = {255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255}; + __d = vec_xor(__c, __d); + return (vector unsigned int) + __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d); +#else return (vector unsigned int) __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); +#endif } vector bool int __ATTRS_o_ai vec_perm(vector bool int __a, vector bool int __b, vector unsigned char __c) { +#ifdef __LITTLE_ENDIAN__ + vector unsigned char __d = {255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255}; + __d = vec_xor(__c, __d); + return (vector bool int) + __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d); +#else return (vector bool int) __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); +#endif } vector float __ATTRS_o_ai vec_perm(vector float __a, vector float __b, vector unsigned char __c) { +#ifdef __LITTLE_ENDIAN__ + vector unsigned char __d = {255,255,255,255,255,255,255,255, + 255,255,255,255,255,255,255,255}; + __d = vec_xor(__c, __d); + return (vector float) + __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d); +#else return (vector float) __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); +#endif } /* vec_vperm */ @@ -4366,8 +4678,7 @@ vec_perm(vector float __a, vector float __b, vector unsigned char __c) static vector signed char __ATTRS_o_ai vec_vperm(vector signed char __a, vector signed char __b, vector unsigned char __c) { - return (vector signed char) - __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); + return vec_perm(__a, __b, __c); } static vector unsigned char __ATTRS_o_ai @@ -4375,22 +4686,19 @@ vec_vperm(vector unsigned char __a, vector unsigned char __b, vector unsigned char __c) { - return (vector unsigned char) - __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); + return vec_perm(__a, __b, __c); } static vector bool char __ATTRS_o_ai vec_vperm(vector bool char __a, vector bool char __b, vector unsigned char __c) { - return (vector bool char) - __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); + return vec_perm(__a, __b, __c); } static vector short __ATTRS_o_ai vec_vperm(vector short __a, vector short __b, vector unsigned char __c) { - return (vector short) - __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); + return vec_perm(__a, __b, __c); } static vector unsigned short __ATTRS_o_ai @@ -4398,49 +4706,43 @@ vec_vperm(vector unsigned short __a, vector unsigned short __b, vector unsigned char __c) { - return (vector unsigned short) - __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); + return vec_perm(__a, __b, __c); } static vector bool short __ATTRS_o_ai vec_vperm(vector bool short __a, vector bool short __b, vector unsigned char __c) { - return (vector bool short) - __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); + return vec_perm(__a, __b, __c); } static vector pixel __ATTRS_o_ai vec_vperm(vector pixel __a, vector pixel __b, vector unsigned char __c) { - return (vector pixel) - __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); + return vec_perm(__a, __b, __c); } static vector int __ATTRS_o_ai vec_vperm(vector int __a, vector int __b, vector unsigned char __c) { - return (vector int)__builtin_altivec_vperm_4si(__a, __b, __c); + return vec_perm(__a, __b, __c); } static vector unsigned int __ATTRS_o_ai vec_vperm(vector unsigned int __a, vector unsigned int __b, vector unsigned char __c) { - return (vector unsigned int) - __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); + return vec_perm(__a, __b, __c); } static vector bool int __ATTRS_o_ai vec_vperm(vector bool int __a, vector bool int __b, vector unsigned char __c) { - return (vector bool int) - __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); + return vec_perm(__a, __b, __c); } static vector float __ATTRS_o_ai vec_vperm(vector float __a, vector float __b, vector unsigned char __c) { - return (vector float) - __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c); + return vec_perm(__a, __b, __c); } /* vec_re */ @@ -8054,10 +8356,26 @@ vec_vsum4shs(vector signed short __a, vector int __b) /* vec_sum2s */ +/* The vsum2sws instruction has a big-endian bias, so that the second + input vector and the result always reference big-endian elements + 1 and 3 (little-endian element 0 and 2). For ease of porting the + programmer wants elements 1 and 3 in both cases, so for little + endian we must perform some permutes. */ + static vector signed int __attribute__((__always_inline__)) vec_sum2s(vector int __a, vector int __b) { +#ifdef __LITTLE_ENDIAN__ + vector int __c = (vector signed int) + vec_perm(__b, __b, (vector unsigned char) + (4,5,6,7,0,1,2,3,12,13,14,15,8,9,10,11)); + __c = __builtin_altivec_vsum2sws(__a, __c); + return (vector signed int) + vec_perm(__c, __c, (vector unsigned char) + (4,5,6,7,0,1,2,3,12,13,14,15,8,9,10,11)); +#else return __builtin_altivec_vsum2sws(__a, __b); +#endif } /* vec_vsum2sws */ @@ -8065,15 +8383,37 @@ vec_sum2s(vector int __a, vector int __b) static vector signed int __attribute__((__always_inline__)) vec_vsum2sws(vector int __a, vector int __b) { +#ifdef __LITTLE_ENDIAN__ + vector int __c = (vector signed int) + vec_perm(__b, __b, (vector unsigned char) + (4,5,6,7,0,1,2,3,12,13,14,15,8,9,10,11)); + __c = __builtin_altivec_vsum2sws(__a, __c); + return (vector signed int) + vec_perm(__c, __c, (vector unsigned char) + (4,5,6,7,0,1,2,3,12,13,14,15,8,9,10,11)); +#else return __builtin_altivec_vsum2sws(__a, __b); +#endif } /* vec_sums */ +/* The vsumsws instruction has a big-endian bias, so that the second + input vector and the result always reference big-endian element 3 + (little-endian element 0). For ease of porting the programmer + wants element 3 in both cases, so for little endian we must perform + some permutes. */ + static vector signed int __attribute__((__always_inline__)) vec_sums(vector signed int __a, vector signed int __b) { +#ifdef __LITTLE_ENDIAN__ + __b = (vector signed int)vec_splat(__b, 3); + __b = __builtin_altivec_vsumsws(__a, __b); + return (vector signed int)(0, 0, 0, __b[0]); +#else return __builtin_altivec_vsumsws(__a, __b); +#endif } /* vec_vsumsws */ @@ -8081,7 +8421,13 @@ vec_sums(vector signed int __a, vector signed int __b) static vector signed int __attribute__((__always_inline__)) vec_vsumsws(vector signed int __a, vector signed int __b) { +#ifdef __LITTLE_ENDIAN__ + __b = (vector signed int)vec_splat(__b, 3); + __b = __builtin_altivec_vsumsws(__a, __b); + return (vector signed int)(0, 0, 0, __b[0]); +#else return __builtin_altivec_vsumsws(__a, __b); +#endif } /* vec_trunc */ @@ -8102,34 +8448,57 @@ vec_vrfiz(vector float __a) /* vec_unpackh */ +/* The vector unpack instructions all have a big-endian bias, so for + little endian we must reverse the meanings of "high" and "low." */ + static vector short __ATTRS_o_ai vec_unpackh(vector signed char __a) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vupklsb((vector char)__a); +#else return __builtin_altivec_vupkhsb((vector char)__a); +#endif } static vector bool short __ATTRS_o_ai vec_unpackh(vector bool char __a) { +#ifdef __LITTLE_ENDIAN__ + return (vector bool short)__builtin_altivec_vupklsb((vector char)__a); +#else return (vector bool short)__builtin_altivec_vupkhsb((vector char)__a); +#endif } static vector int __ATTRS_o_ai vec_unpackh(vector short __a) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vupklsh(__a); +#else return __builtin_altivec_vupkhsh(__a); +#endif } static vector bool int __ATTRS_o_ai vec_unpackh(vector bool short __a) { +#ifdef __LITTLE_ENDIAN__ + return (vector bool int)__builtin_altivec_vupklsh((vector short)__a); +#else return (vector bool int)__builtin_altivec_vupkhsh((vector short)__a); +#endif } static vector unsigned int __ATTRS_o_ai vec_unpackh(vector pixel __a) { - return (vector unsigned int)__builtin_altivec_vupkhsh((vector short)__a); +#ifdef __LITTLE_ENDIAN__ + return (vector unsigned int)__builtin_altivec_vupklpx((vector short)__a); +#else + return (vector unsigned int)__builtin_altivec_vupkhpx((vector short)__a); +#endif } /* vec_vupkhsb */ @@ -8137,13 +8506,21 @@ vec_unpackh(vector pixel __a) static vector short __ATTRS_o_ai vec_vupkhsb(vector signed char __a) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vupklsb((vector char)__a); +#else return __builtin_altivec_vupkhsb((vector char)__a); +#endif } static vector bool short __ATTRS_o_ai vec_vupkhsb(vector bool char __a) { +#ifdef __LITTLE_ENDIAN__ + return (vector bool short)__builtin_altivec_vupklsb((vector char)__a); +#else return (vector bool short)__builtin_altivec_vupkhsb((vector char)__a); +#endif } /* vec_vupkhsh */ @@ -8151,19 +8528,31 @@ vec_vupkhsb(vector bool char __a) static vector int __ATTRS_o_ai vec_vupkhsh(vector short __a) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vupklsh(__a); +#else return __builtin_altivec_vupkhsh(__a); +#endif } static vector bool int __ATTRS_o_ai vec_vupkhsh(vector bool short __a) { +#ifdef __LITTLE_ENDIAN__ + return (vector bool int)__builtin_altivec_vupklsh((vector short)__a); +#else return (vector bool int)__builtin_altivec_vupkhsh((vector short)__a); +#endif } static vector unsigned int __ATTRS_o_ai vec_vupkhsh(vector pixel __a) { - return (vector unsigned int)__builtin_altivec_vupkhsh((vector short)__a); +#ifdef __LITTLE_ENDIAN__ + return (vector unsigned int)__builtin_altivec_vupklpx((vector short)__a); +#else + return (vector unsigned int)__builtin_altivec_vupkhpx((vector short)__a); +#endif } /* vec_unpackl */ @@ -8171,31 +8560,51 @@ vec_vupkhsh(vector pixel __a) static vector short __ATTRS_o_ai vec_unpackl(vector signed char __a) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vupkhsb((vector char)__a); +#else return __builtin_altivec_vupklsb((vector char)__a); +#endif } static vector bool short __ATTRS_o_ai vec_unpackl(vector bool char __a) { +#ifdef __LITTLE_ENDIAN__ + return (vector bool short)__builtin_altivec_vupkhsb((vector char)__a); +#else return (vector bool short)__builtin_altivec_vupklsb((vector char)__a); +#endif } static vector int __ATTRS_o_ai vec_unpackl(vector short __a) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vupkhsh(__a); +#else return __builtin_altivec_vupklsh(__a); +#endif } static vector bool int __ATTRS_o_ai vec_unpackl(vector bool short __a) { +#ifdef __LITTLE_ENDIAN__ + return (vector bool int)__builtin_altivec_vupkhsh((vector short)__a); +#else return (vector bool int)__builtin_altivec_vupklsh((vector short)__a); +#endif } static vector unsigned int __ATTRS_o_ai vec_unpackl(vector pixel __a) { - return (vector unsigned int)__builtin_altivec_vupklsh((vector short)__a); +#ifdef __LITTLE_ENDIAN__ + return (vector unsigned int)__builtin_altivec_vupkhpx((vector short)__a); +#else + return (vector unsigned int)__builtin_altivec_vupklpx((vector short)__a); +#endif } /* vec_vupklsb */ @@ -8203,13 +8612,21 @@ vec_unpackl(vector pixel __a) static vector short __ATTRS_o_ai vec_vupklsb(vector signed char __a) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vupkhsb((vector char)__a); +#else return __builtin_altivec_vupklsb((vector char)__a); +#endif } static vector bool short __ATTRS_o_ai vec_vupklsb(vector bool char __a) { +#ifdef __LITTLE_ENDIAN__ + return (vector bool short)__builtin_altivec_vupkhsb((vector char)__a); +#else return (vector bool short)__builtin_altivec_vupklsb((vector char)__a); +#endif } /* vec_vupklsh */ @@ -8217,19 +8634,31 @@ vec_vupklsb(vector bool char __a) static vector int __ATTRS_o_ai vec_vupklsh(vector short __a) { +#ifdef __LITTLE_ENDIAN__ + return __builtin_altivec_vupkhsh(__a); +#else return __builtin_altivec_vupklsh(__a); +#endif } static vector bool int __ATTRS_o_ai vec_vupklsh(vector bool short __a) { +#ifdef __LITTLE_ENDIAN__ + return (vector bool int)__builtin_altivec_vupkhsh((vector short)__a); +#else return (vector bool int)__builtin_altivec_vupklsh((vector short)__a); +#endif } static vector unsigned int __ATTRS_o_ai vec_vupklsh(vector pixel __a) { - return (vector unsigned int)__builtin_altivec_vupklsh((vector short)__a); +#ifdef __LITTLE_ENDIAN__ + return (vector unsigned int)__builtin_altivec_vupkhpx((vector short)__a); +#else + return (vector unsigned int)__builtin_altivec_vupklpx((vector short)__a); +#endif } /* vec_xor */ |
