| … | |
… | |
| 428 | ecb_function_ ecb_const int ecb_ctz32 (uint32_t x); |
428 | ecb_function_ ecb_const int ecb_ctz32 (uint32_t x); |
| 429 | ecb_function_ ecb_const int |
429 | ecb_function_ ecb_const int |
| 430 | ecb_ctz32 (uint32_t x) |
430 | ecb_ctz32 (uint32_t x) |
| 431 | { |
431 | { |
| 432 | #if 1400 <= _MSC_VER && (_M_IX86 || _M_X64 || _M_IA64 || _M_ARM) |
432 | #if 1400 <= _MSC_VER && (_M_IX86 || _M_X64 || _M_IA64 || _M_ARM) |
| 433 | unsigned long r = 0; |
433 | unsigned long r; |
| 434 | _BitScanForward (&r, x); |
434 | _BitScanForward (&r, x); |
| 435 | return (int)r; |
435 | return (int)r; |
| 436 | #else |
436 | #else |
| 437 | int r = 0; |
437 | int r = 0; |
| 438 | |
438 | |
| … | |
… | |
| 459 | ecb_function_ ecb_const int ecb_ctz64 (uint64_t x); |
459 | ecb_function_ ecb_const int ecb_ctz64 (uint64_t x); |
| 460 | ecb_function_ ecb_const int |
460 | ecb_function_ ecb_const int |
| 461 | ecb_ctz64 (uint64_t x) |
461 | ecb_ctz64 (uint64_t x) |
| 462 | { |
462 | { |
| 463 | #if 1400 <= _MSC_VER && (_M_X64 || _M_IA64 || _M_ARM) |
463 | #if 1400 <= _MSC_VER && (_M_X64 || _M_IA64 || _M_ARM) |
| 464 | unsigned long r = 0; |
464 | unsigned long r; |
| 465 | _BitScanForward64 (&r, x); |
465 | _BitScanForward64 (&r, x); |
| 466 | return (int)r; |
466 | return (int)r; |
| 467 | #else |
467 | #else |
| 468 | int shift = x & 0xffffffff ? 0 : 32; |
468 | int shift = x & 0xffffffff ? 0 : 32; |
| 469 | return ecb_ctz32 (x >> shift) + shift; |
469 | return ecb_ctz32 (x >> shift) + shift; |
| … | |
… | |
| 484 | |
484 | |
| 485 | ecb_function_ ecb_const int ecb_ld32 (uint32_t x); |
485 | ecb_function_ ecb_const int ecb_ld32 (uint32_t x); |
| 486 | ecb_function_ ecb_const int ecb_ld32 (uint32_t x) |
486 | ecb_function_ ecb_const int ecb_ld32 (uint32_t x) |
| 487 | { |
487 | { |
| 488 | #if 1400 <= _MSC_VER && (_M_IX86 || _M_X64 || _M_IA64 || _M_ARM) |
488 | #if 1400 <= _MSC_VER && (_M_IX86 || _M_X64 || _M_IA64 || _M_ARM) |
| 489 | unsigned long r = 0; |
489 | unsigned long r; |
| 490 | _BitScanReverse (&r, x); |
490 | _BitScanReverse (&r, x); |
| 491 | return (int)r; |
491 | return (int)r; |
| 492 | #else |
492 | #else |
| 493 | int r = 0; |
493 | int r = 0; |
| 494 | |
494 | |
| … | |
… | |
| 504 | |
504 | |
| 505 | ecb_function_ ecb_const int ecb_ld64 (uint64_t x); |
505 | ecb_function_ ecb_const int ecb_ld64 (uint64_t x); |
| 506 | ecb_function_ ecb_const int ecb_ld64 (uint64_t x) |
506 | ecb_function_ ecb_const int ecb_ld64 (uint64_t x) |
| 507 | { |
507 | { |
| 508 | #if 1400 <= _MSC_VER && (_M_X64 || _M_IA64 || _M_ARM) |
508 | #if 1400 <= _MSC_VER && (_M_X64 || _M_IA64 || _M_ARM) |
| 509 | unsigned long r = 0; |
509 | unsigned long r; |
| 510 | _BitScanReverse64 (&r, x); |
510 | _BitScanReverse64 (&r, x); |
| 511 | return (int)r; |
511 | return (int)r; |
| 512 | #else |
512 | #else |
| 513 | int r = 0; |
513 | int r = 0; |
| 514 | |
514 | |
