| ... | ... | @@ -552,20 +552,156 @@ TODO brief explanation + implementation |
| 552 | 552 | | ------ | ------------- | --------- | --------- | --------- | -------------------------- | |
| 553 | 553 | | | | | | | **Fixed-Point Fractional** | |
| 554 | 554 | |
| 555 | | Further content: |
| 555 | Math functions according to C99 with gnu extension sincos. f16, f80 and f128 functions |
| 556 | are additionally supported by Zig, but not part of C standard. Alphabetically sorted. |
| 557 | |
| 558 | | Done | Name | a | b | Out | Comment | |
| 559 | | ---- | ------- | --------- | --------- | --------- | -------------------------- | |
| 560 | | ✓ | __ceilh | f16 | ∅ | f16 |smallest integer value not less than a| |
| 561 | | ✓ | ceilf | f32 | ∅ | f32 |If a is integer, +-0, +-NaN, or +-infinite, a itself is returned.| |
| 562 | | ✓ | ceil | f64 | ∅ | f64 | .. | |
| 563 | | ✓ | __ceilx | f80 | ∅ | f80 | | |
| 564 | | ✓ | ceilf128 | f128 | ∅ | f128 | .. PPC | |
| 565 | | ✓ | ceilq | f128 | ∅ | f128 | .. | |
| 566 | | ✓ | ceill |long double| ∅ |long double| .. | |
| 567 | | ✓ | __cosh | f16 | ∅ | f16 | `cos(a)=(e^(ia)+e^(-ia))/2`| |
| 568 | | ✓ | cosf | f32 | ∅ | f32 | .. | |
| 569 | | ✓ | cos | f64 | ∅ | f64 | .. | |
| 570 | | ✓ | __cosx | f80 | ∅ | f80 | .. | |
| 571 | | ✓ | cosf128 | f128 | ∅ | f128 | .. | |
| 572 | | ✓ | cosq | f128 | ∅ | f128 | .. PPC | |
| 573 | | ✓ | cosl |long double| ∅ |long double| .. | |
| 574 | | ✓ | __exph | f16 | ∅ | f16 | `e^a` with e base of natural logarithms| |
| 575 | | ✓ | expf | f32 | ∅ | f32 | .. | |
| 576 | | ✓ | exp | f64 | ∅ | f64 | .. | |
| 577 | | ✓ | __expx | f80 | ∅ | f80 | .. | |
| 578 | | ✓ | expf128 | f128 | ∅ | f128 | .. | |
| 579 | | ✓ | expq | f128 | ∅ | f128 | .. PPC | |
| 580 | | ✓ | expl |long double| ∅ |long double| .. | |
| 581 | | ✓ | __exp2h | f16 | ∅ | f16 | `2^a` | |
| 582 | | ✓ | exp2f | f32 | ∅ | f32 | .. | |
| 583 | | ✓ | exp2 | f64 | ∅ | f64 | .. | |
| 584 | | ✓ | __exp2x | f80 | ∅ | f80 | .. | |
| 585 | | ✓ | exp2f128 | f128 | ∅ | f128 | .. | |
| 586 | | ✓ | exp2q | f128 | ∅ | f128 | .. PPC | |
| 587 | | ✓ | exp2l |long double| ∅ |long double| .. | |
| 588 | | ✓ | __fabsh | f16 | ∅ | f16 | absolute value of a | |
| 589 | | ✓ | fabsf | f32 | ∅ | f32 | .. | |
| 590 | | ✓ | fabs | f64 | ∅ | f64 | .. | |
| 591 | | ✓ | __fabsx | f80 | ∅ | f80 | .. | |
| 592 | | ✓ | fabsf128 | f128 | ∅ | f128 | .. | |
| 593 | | ✓ | fabsq | f128 | ∅ | f128 | .. PPC | |
| 594 | | ✓ | fabsl |long double| ∅ |long double| .. | |
| 595 | | ✓ | __floorh | f16 | ∅ | f16 |largest integer value not greater than a| |
| 596 | | ✓ | floorf | f32 | ∅ | f32 |If a is integer, +-0, +-NaN, or +-infinite, a itself is returned.| |
| 597 | | ✓ | floor | f64 | ∅ | f64 | .. | |
| 598 | | ✓ | __floorx | f80 | ∅ | f80 | .. | |
| 599 | | ✓ | floorf128 | f128 | ∅ | f128 | .. | |
| 600 | | ✓ | floorq | f128 | ∅ | f128 | .. PPC | |
| 601 | | ✓ | floorl |long double| ∅ |long double| .. | |
| 602 | | ✓ | __fmah | f16 | 2xf16 | f16 | args a,b,c result `(a*b)+c`| |
| 603 | | ✓ | fmaf | f32 | 2xf32 | f32 |Fused multiply-add for hardware acceleration| |
| 604 | | ✓ | fma | f64 | 2xf64 | f64 | .. | |
| 605 | | ✓ | __fmax | f80 | 2xf80 | f80 | .. | |
| 606 | | ✓ | fmaf128 | f128 | 2xf128 | f128 | .. | |
| 607 | | ✓ | fmaq | f128 | 2xf128 | f128 | .. PPC | |
| 608 | | ✓ | fmal |long double|2xlong double|long double| .. | |
| 609 | | ✓ | __fmaxh | f16 | f16 | f16 | larger value of a,b | |
| 610 | | ✓ | fmaxf | f32 | f32 | f32 | .. | |
| 611 | | ✓ | fmax | f64 | f64 | f64 | .. | |
| 612 | | ✓ | __fmaxx | f80 | f80 | f80 | .. | |
| 613 | | ✓ | fmaxf128 | f128 | f128 | f128 | .. | |
| 614 | | ✓ | fmaxq | f128 | f128 | f128 | .. PPC | |
| 615 | | ✓ | fmaxl |long double|long double|long double| .. | |
| 616 | | ✓ | __fminh | f16 | f16 | f16 | smaller value of a,b | |
| 617 | | ✓ | fminf | f32 | f32 | f32 | .. | |
| 618 | | ✓ | fmin | f64 | f64 | f64 | .. | |
| 619 | | ✓ | __fminx | f80 | f80 | f80 | .. | |
| 620 | | ✓ | fminf128 | f128 | f128 | f128 | .. | |
| 621 | | ✓ | fminq | f128 | f128 | f128 | .. PPC | |
| 622 | | ✓ | fminl |long double|long double|long double| .. | |
| 623 | | ✓ | __fmodh | f16 | f16 | f16 |floating-point remainder of division a/b| |
| 624 | | ✓ | fmodf | f32 | f32 | f32 | .. | |
| 625 | | ✓ | fmod | f64 | f64 | f64 | .. | |
| 626 | | ✓ | __fmodx | f80 | f80 | f80 | .. | |
| 627 | | ✓ | fmodf128 | f128 | f128 | f128 | .. | |
| 628 | | ✓ | fmodq | f128 | f128 | f128 | .. PPC | |
| 629 | | ✓ | fmodl |long double|long double|long double| .. | |
| 630 | | ✓ | __logh | f16 | ∅ | f16 |natural (base-e) logarithm of a| |
| 631 | | ✓ | logf | f32 | ∅ | f32 | .. | |
| 632 | | ✓ | log | f64 | ∅ | f64 | .. | |
| 633 | | ✓ | __logx | f80 | ∅ | f80 | .. | |
| 634 | | ✓ | logf128 | f128 | ∅ | f128 | .. | |
| 635 | | ✓ | logq | f128 | ∅ | f128 | .. PPC | |
| 636 | | ✓ | logl |long double| ∅ |long double| .. | |
| 637 | | ✓ | __log10h | f16 | ∅ | f16 |common (base-10) logarithm of a| |
| 638 | | ✓ | log10f | f32 | ∅ | f32 | .. | |
| 639 | | ✓ | log10 | f64 | ∅ | f64 | .. | |
| 640 | | ✓ | __log10x | f80 | ∅ | f80 | .. | |
| 641 | | ✓ | log10f128 | f128 | ∅ | f128 | .. | |
| 642 | | ✓ | log10q | f128 | ∅ | f128 | .. PPC | |
| 643 | | ✓ | log10l |long double| ∅ |long double| .. | |
| 644 | | ✓ | __log2h | f16 | ∅ | f16 | base-2 logarithm of a | |
| 645 | | ✓ | log2f | f32 | ∅ | f32 | .. | |
| 646 | | ✓ | log2 | f64 | ∅ | f64 | .. | |
| 647 | | ✓ | __log2x | f80 | ∅ | f80 | .. | |
| 648 | | ✓ | log2f128 | f128 | ∅ | f128 | .. | |
| 649 | | ✓ | log2q | f128 | ∅ | f128 | .. PPC | |
| 650 | | ✓ | log2l |long double| ∅ |long double| .. | |
| 651 | | ✓ | __roundh | f16 | ∅ | f16 | a rounded to next int away from zero| |
| 652 | | ✓ | roundf | f32 | ∅ | f32 | .. | |
| 653 | | ✓ | round | f64 | ∅ | f64 | .. | |
| 654 | | ✓ | __roundx | f80 | ∅ | f80 | .. | |
| 655 | | ✓ | roundf128 | f128 | ∅ | f128 | .. | |
| 656 | | ✓ | roundq | f128 | ∅ | f128 | .. PPC | |
| 657 | | ✓ | roundl |long double| ∅ |long double| .. | |
| 658 | | ✓ | __sinh | f16 | ∅ | f16 | `sin(a)=(e^(ia)-e^(-ia))/2`| |
| 659 | | ✓ | sinf | f32 | ∅ | f32 | .. | |
| 660 | | ✓ | sin | f64 | ∅ | f64 | .. | |
| 661 | | ✓ | __sinx | f80 | ∅ | f80 | .. | |
| 662 | | ✓ | sinf128 | f128 | ∅ | f128 | .. | |
| 663 | | ✓ | sinq | f128 | ∅ | f128 | .. PPC | |
| 664 | | ✓ | sinl |long double| ∅ |long double| .. | |
| 665 | | ✓ | __sincosh | f16 | 2x *f16 | ∅ |sin and cos of the same angle a| |
| 666 | | ✓ | sincosf | f32 | 2x *f32 | ∅ |args a,*b,*c, `b.*=sin(x),c.*=cos(x)`| |
| 667 | | ✓ | sincos | f64 | 2x *f64 | ∅ | .. | |
| 668 | | ✓ | __sincosx | f80 | 2x *f80 | ∅ | .. | |
| 669 | | ✓ | sincosf128 | f128 | 2x *f128 | ∅ | .. | |
| 670 | | ✓ | sincosq | f128 | 2x *f128 | ∅ | .. PPC | |
| 671 | | ✓ | sincosl |long double| 2x *long double|∅ | .. | |
| 672 | | ✓ | __sqrth | f16 | ∅ | f16 | square root of a (find `r st. a=r^2`)| |
| 673 | | ✓ | sqrtf | f32 | ∅ | f32 | .. | |
| 674 | | ✓ | sqrt | f64 | ∅ | f64 | .. | |
| 675 | | ✓ | __sqrtx | f80 | ∅ | f80 | .. | |
| 676 | | ✓ | sqrtf128 | f128 | ∅ | f128 | .. | |
| 677 | | ✓ | sqrtq | f128 | ∅ | f128 | .. PPC | |
| 678 | | ✓ | sqrtl |long double| ∅ |long double| .. | |
| 679 | | ✓ | __tanh | f16 | ∅ | f16 | `tan(x)=sin(x)/cos(x) | |
| 680 | | ✓ | tanf | f32 | ∅ | f32 | .. | |
| 681 | | ✓ | tan | f64 | ∅ | f64 | .. | |
| 682 | | ✓ | __tanx | f80 | ∅ | f80 | .. | |
| 683 | | ✓ | tanf128 | f128 | ∅ | f128 | .. | |
| 684 | | ✓ | tanq | f128 | ∅ | f128 | .. PPC | |
| 685 | | ✓ | tanl |long double| ∅ |long double| .. | |
| 686 | | ✓ | __trunch | f16 | ∅ | f16 | a rounded to next int towards zero| |
| 687 | | ✓ | truncf | f32 | ∅ | f32 | .. | |
| 688 | | ✓ | trunc | f64 | ∅ | f64 | .. | |
| 689 | | ✓ | __truncx | f80 | ∅ | f80 | .. | |
| 690 | | ✓ | truncf128 | f128 | ∅ | f128 | .. | |
| 691 | | ✓ | truncq | f128 | ∅ | f128 | .. PPC | |
| 692 | | ✓ | truncl |long double| ∅ |long double| .. | |
| 693 | |
| 694 | Further content (conditionally) exported with C abi: |
| 556 | 695 | - aarch64 outline atomics |
| 696 | - arm routines (memory routines + memclr [setting to 0], divmod routines and stubs for unwind_cpp) |
| 557 | 697 | - atomics |
| 558 | | - msvc things like _alldiv, _aulldiv, _allrem |
| 559 | | - clear cache |
| 560 | | - tls emulation |
| 561 | | - math routines (cos, sin, tan, ceil, floor, exp, exp2, fabs, log, log10, log2, sincos, sqrt) |
| 562 | 698 | - bcmp |
| 563 | | - ieee float routines (fma, fmax, fmin, fmod, fabs, float rounding, ) |
| 564 | | - arm routines (memory routines + memclr [setting to 0], divmod routines and stubs for unwind_cpp) |
| 699 | - clear cache |
| 565 | 700 | - memory routines (memcmp, memcpy, memset, memmove) |
| 701 | - msvc things like _alldiv, _aulldiv, _allrem |
| 566 | 702 | - objective-c __isPlatformVersionAtLeast check |
| 567 | 703 | - stack probe routines |
| 704 | - tls emulation |
| 568 | 705 | |
| 569 | | Future work |
| 570 | | |
| 571 | | Arbitrary length integer library routines |
| 706 | Future work: |
| 707 | - Arbitrary length integer library routines |