diff options
author | Falk Hüffner <mellum@users.sourceforge.net> | 2002-06-25 02:21:30 +0400 |
---|---|---|
committer | Falk Hüffner <mellum@users.sourceforge.net> | 2002-06-25 02:21:30 +0400 |
commit | b210c96c0c0048bb4923a5cf45633507f34b532b (patch) | |
tree | 53fc2ce526ec69f1c8fa40bc8ecb1593626cba95 /libavcodec/alpha/asm.h | |
parent | 3155c994b606c451284ab0cbf900457cb33067b1 (diff) |
* Fixed constraints
* Support ccc
* Support gcc 3.2 builtins
Originally committed as revision 704 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/alpha/asm.h')
-rw-r--r-- | libavcodec/alpha/asm.h | 181 |
1 files changed, 87 insertions, 94 deletions
diff --git a/libavcodec/alpha/asm.h b/libavcodec/alpha/asm.h index 0f4685f113..ceaf0be4aa 100644 --- a/libavcodec/alpha/asm.h +++ b/libavcodec/alpha/asm.h @@ -20,122 +20,115 @@ #ifndef LIBAVCODEC_ALPHA_ASM_H #define LIBAVCODEC_ALPHA_ASM_H -#include <stdint.h> +#include <inttypes.h> #define AMASK_BWX (1 << 0) #define AMASK_FIX (1 << 1) +#define AMASK_CIX (1 << 2) #define AMASK_MVI (1 << 8) -static inline uint64_t BYTE_VEC(uint64_t x) +inline static uint64_t BYTE_VEC(uint64_t x) { x |= x << 8; x |= x << 16; x |= x << 32; return x; } -static inline uint64_t WORD_VEC(uint64_t x) +inline static uint64_t WORD_VEC(uint64_t x) { x |= x << 16; x |= x << 32; return x; } -static inline int32_t ldl(const void* p) -{ - return *(const int32_t*) p; -} -static inline uint64_t ldq(const void* p) -{ - return *(const uint64_t*) p; -} -/* FIXME ccc doesn't seem to get it? Use inline asm? */ -static inline uint64_t ldq_u(const void* p) -{ - return *(const uint64_t*) ((uintptr_t) p & ~7ul); -} -static inline void stl(uint32_t l, void* p) -{ - *(uint32_t*) p = l; -} -static inline void stq(uint64_t l, void* p) -{ - *(uint64_t*) p = l; -} +#define ldq(p) (*(const uint64_t *) (p)) +#define ldl(p) (*(const int32_t *) (p)) +#define stl(l, p) do { *(uint32_t *) (p) = (l); } while (0) +#define stq(l, p) do { *(uint64_t *) (p) = (l); } while (0) #ifdef __GNUC__ -#define OPCODE1(name) \ -static inline uint64_t name(uint64_t l) \ -{ \ - uint64_t r; \ - asm (#name " %1, %0" : "=r" (r) : "r" (l)); \ - return r; \ -} - -#define OPCODE2(name) \ -static inline uint64_t name(uint64_t l1, uint64_t l2) \ -{ \ - uint64_t r; \ - asm (#name " %1, %2, %0" : "=r" (r) : "r" (l1), "rI" (l2)); \ - return r; \ -} - -/* We don't want gcc to move this around or combine it with another - rpcc, so mark it volatile. */ -static inline uint64_t rpcc(void) -{ - uint64_t r; - asm volatile ("rpcc %0" : "=r" (r)); - return r; -} - -static inline uint64_t uldq(const void* v) -{ - struct foo { - unsigned long l; - } __attribute__((packed)); - - return ((const struct foo*) v)->l; -} +#define ASM_ACCEPT_MVI asm (".arch pca56") +struct unaligned_long { uint64_t l; } __attribute__((packed)); +#define ldq_u(p) (*(const uint64_t *) (((uint64_t) (p)) & ~7ul)) +#define uldq(a) (((const struct unaligned_long *) (a))->l) + +#if __GNUC__ >= 3 && __GNUC_MINOR__ >= 2 +#define cmpbge __builtin_alpha_cmpbge +/* Avoid warnings. */ +#define extql(a, b) __builtin_alpha_extql(a, (uint64_t) (b)) +#define extqh(a, b) __builtin_alpha_extqh(a, (uint64_t) (b)) +#define zap __builtin_alpha_zap +#define zapnot __builtin_alpha_zapnot +#define amask __builtin_alpha_amask +#define implver __builtin_alpha_implver +#define rpcc __builtin_alpha_rpcc +#define minub8 __builtin_alpha_minub8 +#define minsb8 __builtin_alpha_minsb8 +#define minuw4 __builtin_alpha_minuw4 +#define minsw4 __builtin_alpha_minsw4 +#define maxub8 __builtin_alpha_maxub8 +#define maxsb8 __builtin_alpha_maxsb8 +#define maxuw4 __builtin_alpha_maxuw4 +#define maxsw4 __builtin_alpha_maxsw4 +#define perr __builtin_alpha_perr +#define pklb __builtin_alpha_pklb +#define pkwb __builtin_alpha_pkwb +#define unpkbl __builtin_alpha_unpkbl +#define unpkbw __builtin_alpha_unpkbw +#else +#define cmpbge(a, b) ({ uint64_t __r; asm ("cmpbge %r1,%2,%0" : "=r" (__r) : "rJ" (a), "rI" (b)); __r; }) +#define extql(a, b) ({ uint64_t __r; asm ("extql %r1,%2,%0" : "=r" (__r) : "rJ" (a), "rI" (b)); __r; }) +#define extqh(a, b) ({ uint64_t __r; asm ("extqh %r1,%2,%0" : "=r" (__r) : "rJ" (a), "rI" (b)); __r; }) +#define zap(a, b) ({ uint64_t __r; asm ("zap %r1,%2,%0" : "=r" (__r) : "rJ" (a), "rI" (b)); __r; }) +#define zapnot(a, b) ({ uint64_t __r; asm ("zapnot %r1,%2,%0" : "=r" (__r) : "rJ" (a), "rI" (b)); __r; }) +#define amask(a) ({ uint64_t __r; asm ("amask %1,%0" : "=r" (__r) : "rI" (a)); __r; }) +#define implver() ({ uint64_t __r; asm ("implver %0" : "=r" (__r)); __r; }) +#define rpcc() ({ uint64_t __r; asm volatile ("rpcc %0" : "=r" (__r)); __r; }) +#define minub8(a, b) ({ uint64_t __r; asm ("minub8 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; }) +#define minsb8(a, b) ({ uint64_t __r; asm ("minsb8 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; }) +#define minuw4(a, b) ({ uint64_t __r; asm ("minuw4 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; }) +#define minsw4(a, b) ({ uint64_t __r; asm ("minsw4 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; }) +#define maxub8(a, b) ({ uint64_t __r; asm ("maxub8 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; }) +#define maxsb8(a, b) ({ uint64_t __r; asm ("maxsb8 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; }) +#define maxuw4(a, b) ({ uint64_t __r; asm ("maxuw4 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; }) +#define maxsw4(a, b) ({ uint64_t __r; asm ("maxsw4 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; }) +#define perr(a, b) ({ uint64_t __r; asm ("perr %r1,%r2,%0" : "=r" (__r) : "%rJ" (a), "rJ" (b)); __r; }) +#define pklb(a) ({ uint64_t __r; asm ("pklb %r1,%0" : "=r" (__r) : "rJ" (a)); __r; }) +#define pkwb(a) ({ uint64_t __r; asm ("pkwb %r1,%0" : "=r" (__r) : "rJ" (a)); __r; }) +#define unpkbl(a) ({ uint64_t __r; asm ("unpkbl %r1,%0" : "=r" (__r) : "rJ" (a)); __r; }) +#define unpkbw(a) ({ uint64_t __r; asm ("unpkbw %r1,%0" : "=r" (__r) : "rJ" (a)); __r; }) +#endif -#elif defined(__DECC) /* Compaq "ccc" compiler */ +#elif defined(__DECC) /* Digital/Compaq "ccc" compiler */ #include <c_asm.h> -#define OPCODE1(name) \ -static inline uint64_t name(uint64_t l) \ -{ \ - return asm (#name " %a0, %v0", l); \ -} - -#define OPCODE2(name) \ -static inline uint64_t name(uint64_t l1, uint64_t l2) \ -{ \ - return asm (#name " %a0, %a1, %v0", l1, l2); \ -} - -static inline uint64_t rpcc(void) -{ - return asm ("rpcc %v0"); -} - -static inline uint64_t uldq(const void* v) -{ - return *(const __unaligned uint64_t *) v; -} - +#define ASM_ACCEPT_MVI +#define ldq_u(a) asm ("ldq_u %v0,0(%a0)", a) +#define uldq(a) (*(const __unaligned uint64_t *) (a)) +#define cmpbge(a, b) asm ("cmpbge %a0,%a1,%v0", a, b) +#define extql(a, b) asm ("extql %a0,%a1,%v0", a, b) +#define extqh(a, b) asm ("extqh %a0,%a1,%v0", a, b) +#define zap(a, b) asm ("zap %a0,%a1,%v0", a, b) +#define zapnot(a, b) asm ("zapnot %a0,%a1,%v0", a, b) +#define amask(a) asm ("amask %a0,%v0", a) +#define implver() asm ("implver %v0") +#define rpcc() asm ("rpcc %v0") +#define minub8(a, b) asm ("minub8 %a0,%a1,%v0", a, b) +#define minsb8(a, b) asm ("minsb8 %a0,%a1,%v0", a, b) +#define minuw4(a, b) asm ("minuw4 %a0,%a1,%v0", a, b) +#define minsw4(a, b) asm ("minsw4 %a0,%a1,%v0", a, b) +#define maxub8(a, b) asm ("maxub8 %a0,%a1,%v0", a, b) +#define maxsb8(a, b) asm ("maxsb8 %a0,%a1,%v0", a, b) +#define maxuw4(a, b) asm ("maxuw4 %a0,%a1,%v0", a, b) +#define maxsw4(a, b) asm ("maxsw4 %a0,%a1,%v0", a, b) +#define perr(a, b) asm ("perr %a0,%a1,%v0", a, b) +#define pklb(a) asm ("pklb %a0,%v0", a) +#define pkwb(a) asm ("pkwb %a0,%v0", a) +#define unpkbl(a) asm ("unpkbl %a0,%v0", a) +#define unpkbw(a) asm ("unpkbw %a0,%v0", a) + +#else +#error "Unknown compiler!" #endif -OPCODE1(amask); -OPCODE1(unpkbw); -OPCODE1(pkwb); -OPCODE2(extql); -OPCODE2(extqh); -OPCODE2(zap); -OPCODE2(cmpbge); -OPCODE2(minsw4); -OPCODE2(minuw4); -OPCODE2(minub8); -OPCODE2(maxsw4); -OPCODE2(maxuw4); -OPCODE2(perr); - #endif /* LIBAVCODEC_ALPHA_ASM_H */ |