Overview
| Comment: | Add ARMv6 inline assembly. Tested on iPhone. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
e5d734d1a7e70de98470a863f167d585 |
| User & Date: | js on 2009-11-29 02:33:34 |
| Other Links: | manifest | tags |
Context
|
2009-11-29
| ||
| 03:03 | Add run-on-iphone target to tests for more comfortable testing. check-in: 3a290a9951 user: js tags: trunk | |
| 02:33 | Add ARMv6 inline assembly. Tested on iPhone. check-in: e5d734d1a7 user: js tags: trunk | |
| 01:59 | Add OF_BSWAP{16,32,64}_CONST[_IF_{BE,LE}]. check-in: 68fb0166a7 user: js tags: trunk | |
Changes
Modified src/OFMacros.h from [f063d53bfe] to [ad9b5b8288].
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10 11 12 13 14 15 16 17 18 19 20 21 22 23 | */ #ifndef OF_CONFIGURED #error You are missing the ObjFW definitions! #error Please use objfw-config! #endif #include <stdint.h> #ifdef __GNUC__ #define OF_INLINE inline __attribute__((always_inline)) #define OF_LIKELY(cond) __builtin_expect(!!(cond), 1) #define OF_UNLIKELY(cond) __builtin_expect(!!(cond), 0) #else | > | 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | */ #ifndef OF_CONFIGURED #error You are missing the ObjFW definitions! #error Please use objfw-config! #endif #include <stddef.h> #include <stdint.h> #ifdef __GNUC__ #define OF_INLINE inline __attribute__((always_inline)) #define OF_LIKELY(cond) __builtin_expect(!!(cond), 1) #define OF_UNLIKELY(cond) __builtin_expect(!!(cond), 0) #else |
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40 41 42 43 44 45 46 47 48 49 50 51 52 53 | #ifdef __GNUC__ #if defined(__amd64__) || defined(__x86_64__) #define OF_AMD64_ASM #elif defined(__i386__) #define OF_X86_ASM #elif defined(__ppc__) || defined(__PPC__) #define OF_PPC_ASM #endif #endif #define OF_BSWAP16_CONST(i) \ (((uint16_t)i & UINT16_C(0xFF00)) >> 8 | \ ((uint16_t)i & UINT16_C(0x00FF)) << 8) #define OF_BSWAP32_CONST(i) \ | > > | 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 | #ifdef __GNUC__ #if defined(__amd64__) || defined(__x86_64__) #define OF_AMD64_ASM #elif defined(__i386__) #define OF_X86_ASM #elif defined(__ppc__) || defined(__PPC__) #define OF_PPC_ASM #elif defined(__arm__) || defined(__ARM__) #define OF_ARM_ASM #endif #endif #define OF_BSWAP16_CONST(i) \ (((uint16_t)i & UINT16_C(0xFF00)) >> 8 | \ ((uint16_t)i & UINT16_C(0x00FF)) << 8) #define OF_BSWAP32_CONST(i) \ |
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68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 |
static OF_INLINE uint16_t
OF_BSWAP16(uint16_t i)
{
#if defined(OF_X86_ASM) || defined(OF_AMD64_ASM)
asm("xchgb %h0, %b0" : "=Q"(i) : "Q"(i));
#elif defined(OF_PPC_ASM)
asm("lhbrx %0, 0, %1" : "=r"(i) : "r"(&i), "m"(i));
#else
i = (i & UINT16_C(0xFF00)) >> 8 |
(i & UINT16_C(0x00FF)) << 8;
#endif
return i;
}
static OF_INLINE uint32_t
OF_BSWAP32(uint32_t i)
{
#if defined(OF_X86_ASM) || defined(OF_AMD64_ASM)
asm("bswap %0" : "=q"(i) : "q"(i));
#elif defined(OF_PPC_ASM)
asm("lwbrx %0, 0, %1" : "=r"(i) : "r"(&i), "m"(i));
#else
i = (i & UINT32_C(0xFF000000)) >> 24 |
(i & UINT32_C(0x00FF0000)) >> 8 |
(i & UINT32_C(0x0000FF00)) << 8 |
(i & UINT32_C(0x000000FF)) << 24;
#endif
return i;
| > > > > | 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 |
static OF_INLINE uint16_t
OF_BSWAP16(uint16_t i)
{
#if defined(OF_X86_ASM) || defined(OF_AMD64_ASM)
asm("xchgb %h0, %b0" : "=Q"(i) : "Q"(i));
#elif defined(OF_PPC_ASM)
asm("lhbrx %0, 0, %1" : "=r"(i) : "r"(&i), "m"(i));
#elif defined(OF_ARM_ASM)
asm("rev16 %0, %0" : "=r"(i) : "0"(i));
#else
i = (i & UINT16_C(0xFF00)) >> 8 |
(i & UINT16_C(0x00FF)) << 8;
#endif
return i;
}
static OF_INLINE uint32_t
OF_BSWAP32(uint32_t i)
{
#if defined(OF_X86_ASM) || defined(OF_AMD64_ASM)
asm("bswap %0" : "=q"(i) : "q"(i));
#elif defined(OF_PPC_ASM)
asm("lwbrx %0, 0, %1" : "=r"(i) : "r"(&i), "m"(i));
#elif defined(OF_ARM_ASM)
asm("rev %0, %0" : "=r"(i) : "0"(i));
#else
i = (i & UINT32_C(0xFF000000)) >> 24 |
(i & UINT32_C(0x00FF0000)) >> 8 |
(i & UINT32_C(0x0000FF00)) << 8 |
(i & UINT32_C(0x000000FF)) << 24;
#endif
return i;
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