authorgravatar for andrew@ziglang.orgAndrew Kelley <andrew@ziglang.org> 2023-01-02 17:55:46-07:00
committergravatar for andrew@ziglang.orgAndrew Kelley <andrew@ziglang.org> 2023-01-03 03:21:53-05:00
log5bd69c655d9e04102c8a64ced1215c9d69f4f03f
treef9cc0357049aa717d27f001758c5401f57a46f4c
parentc9ef277fa7e43f119a7f2896635b4fdf9c97edbe

zig.h: support GCC compilers that lack __has_builtin

1 files changed, 48 insertions(+), 52 deletions(-)

lib/zig.h+48-52
...@@ -90,7 +90,7 @@ typedef char bool;...@@ -90,7 +90,7 @@ typedef char bool;
90#define zig_align_fn zig_align_fn_unavailable90#define zig_align_fn zig_align_fn_unavailable
91#endif91#endif
9292
93#if zig_has_builtin(unreachable)93#if zig_has_builtin(unreachable) || defined(__GNUC__)
94#define zig_unreachable() __builtin_unreachable()94#define zig_unreachable() __builtin_unreachable()
95#else95#else
96#define zig_unreachable()96#define zig_unreachable()
...@@ -113,7 +113,7 @@ typedef char bool;...@@ -113,7 +113,7 @@ typedef char bool;
113113
114#if zig_has_builtin(debugtrap)114#if zig_has_builtin(debugtrap)
115#define zig_breakpoint() __builtin_debugtrap()115#define zig_breakpoint() __builtin_debugtrap()
116#elif zig_has_builtin(trap)116#elif zig_has_builtin(trap) || defined(__GNUC__)
117#define zig_breakpoint() __builtin_trap()117#define zig_breakpoint() __builtin_trap()
118#elif defined(_MSC_VER) || defined(__MINGW32__) || defined(__MINGW64__)118#elif defined(_MSC_VER) || defined(__MINGW32__) || defined(__MINGW64__)
119#define zig_breakpoint() __debugbreak()119#define zig_breakpoint() __debugbreak()
...@@ -123,7 +123,7 @@ typedef char bool;...@@ -123,7 +123,7 @@ typedef char bool;
123#define zig_breakpoint() raise(SIGTRAP)123#define zig_breakpoint() raise(SIGTRAP)
124#endif124#endif
125125
126#if zig_has_builtin(return_address)126#if zig_has_builtin(return_address) || defined(__GNUC__)
127#define zig_return_address() __builtin_extract_return_addr(__builtin_return_address(0))127#define zig_return_address() __builtin_extract_return_addr(__builtin_return_address(0))
128#elif defined(_MSC_VER)128#elif defined(_MSC_VER)
129#define zig_return_address() _ReturnAddress()129#define zig_return_address() _ReturnAddress()
...@@ -131,13 +131,13 @@ typedef char bool;...@@ -131,13 +131,13 @@ typedef char bool;
131#define zig_return_address() 0131#define zig_return_address() 0
132#endif132#endif
133133
134#if zig_has_builtin(frame_address)134#if zig_has_builtin(frame_address) || defined(__GNUC__)
135#define zig_frame_address() __builtin_frame_address(0)135#define zig_frame_address() __builtin_frame_address(0)
136#else136#else
137#define zig_frame_address() 0137#define zig_frame_address() 0
138#endif138#endif
139139
140#if zig_has_builtin(prefetch)140#if zig_has_builtin(prefetch) || defined(__GNUC__)
141#define zig_prefetch(addr, rw, locality) __builtin_prefetch(addr, rw, locality)141#define zig_prefetch(addr, rw, locality) __builtin_prefetch(addr, rw, locality)
142#else142#else
143#define zig_prefetch(addr, rw, locality)143#define zig_prefetch(addr, rw, locality)
...@@ -412,7 +412,7 @@ zig_int_helpers(32)...@@ -412,7 +412,7 @@ zig_int_helpers(32)
412zig_int_helpers(64)412zig_int_helpers(64)
413413
414static inline bool zig_addo_u32(zig_u32 *res, zig_u32 lhs, zig_u32 rhs, zig_u8 bits) {414static inline bool zig_addo_u32(zig_u32 *res, zig_u32 lhs, zig_u32 rhs, zig_u8 bits) {
415#if zig_has_builtin(add_overflow)415#if zig_has_builtin(add_overflow) || defined(__GNUC__)
416 zig_u32 full_res;416 zig_u32 full_res;
417 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);417 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);
418 *res = zig_wrap_u32(full_res, bits);418 *res = zig_wrap_u32(full_res, bits);
...@@ -431,7 +431,7 @@ static inline void zig_vaddo_u32(zig_u8 *ov, zig_u32 *res, int n,...@@ -431,7 +431,7 @@ static inline void zig_vaddo_u32(zig_u8 *ov, zig_u32 *res, int n,
431431
432zig_extern zig_i32 __addosi4(zig_i32 lhs, zig_i32 rhs, zig_c_int *overflow);432zig_extern zig_i32 __addosi4(zig_i32 lhs, zig_i32 rhs, zig_c_int *overflow);
433static inline bool zig_addo_i32(zig_i32 *res, zig_i32 lhs, zig_i32 rhs, zig_u8 bits) {433static inline bool zig_addo_i32(zig_i32 *res, zig_i32 lhs, zig_i32 rhs, zig_u8 bits) {
434#if zig_has_builtin(add_overflow)434#if zig_has_builtin(add_overflow) || defined(__GNUC__)
435 zig_i32 full_res;435 zig_i32 full_res;
436 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);436 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);
437#else437#else
...@@ -450,7 +450,7 @@ static inline void zig_vaddo_i32(zig_u8 *ov, zig_i32 *res, int n,...@@ -450,7 +450,7 @@ static inline void zig_vaddo_i32(zig_u8 *ov, zig_i32 *res, int n,
450}450}
451451
452static inline bool zig_addo_u64(zig_u64 *res, zig_u64 lhs, zig_u64 rhs, zig_u8 bits) {452static inline bool zig_addo_u64(zig_u64 *res, zig_u64 lhs, zig_u64 rhs, zig_u8 bits) {
453#if zig_has_builtin(add_overflow)453#if zig_has_builtin(add_overflow) || defined(__GNUC__)
454 zig_u64 full_res;454 zig_u64 full_res;
455 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);455 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);
456 *res = zig_wrap_u64(full_res, bits);456 *res = zig_wrap_u64(full_res, bits);
...@@ -469,7 +469,7 @@ static inline void zig_vaddo_u64(zig_u8 *ov, zig_u64 *res, int n,...@@ -469,7 +469,7 @@ static inline void zig_vaddo_u64(zig_u8 *ov, zig_u64 *res, int n,
469469
470zig_extern zig_i64 __addodi4(zig_i64 lhs, zig_i64 rhs, zig_c_int *overflow);470zig_extern zig_i64 __addodi4(zig_i64 lhs, zig_i64 rhs, zig_c_int *overflow);
471static inline bool zig_addo_i64(zig_i64 *res, zig_i64 lhs, zig_i64 rhs, zig_u8 bits) {471static inline bool zig_addo_i64(zig_i64 *res, zig_i64 lhs, zig_i64 rhs, zig_u8 bits) {
472#if zig_has_builtin(add_overflow)472#if zig_has_builtin(add_overflow) || defined(__GNUC__)
473 zig_i64 full_res;473 zig_i64 full_res;
474 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);474 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);
475#else475#else
...@@ -488,7 +488,7 @@ static inline void zig_vaddo_i64(zig_u8 *ov, zig_i64 *res, int n,...@@ -488,7 +488,7 @@ static inline void zig_vaddo_i64(zig_u8 *ov, zig_i64 *res, int n,
488}488}
489489
490static inline bool zig_addo_u8(zig_u8 *res, zig_u8 lhs, zig_u8 rhs, zig_u8 bits) {490static inline bool zig_addo_u8(zig_u8 *res, zig_u8 lhs, zig_u8 rhs, zig_u8 bits) {
491#if zig_has_builtin(add_overflow)491#if zig_has_builtin(add_overflow) || defined(__GNUC__)
492 zig_u8 full_res;492 zig_u8 full_res;
493 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);493 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);
494 *res = zig_wrap_u8(full_res, bits);494 *res = zig_wrap_u8(full_res, bits);
...@@ -508,7 +508,7 @@ static inline void zig_vaddo_u8(zig_u8 *ov, zig_u8 *res, int n,...@@ -508,7 +508,7 @@ static inline void zig_vaddo_u8(zig_u8 *ov, zig_u8 *res, int n,
508}508}
509509
510static inline bool zig_addo_i8(zig_i8 *res, zig_i8 lhs, zig_i8 rhs, zig_u8 bits) {510static inline bool zig_addo_i8(zig_i8 *res, zig_i8 lhs, zig_i8 rhs, zig_u8 bits) {
511#if zig_has_builtin(add_overflow)511#if zig_has_builtin(add_overflow) || defined(__GNUC__)
512 zig_i8 full_res;512 zig_i8 full_res;
513 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);513 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);
514 *res = zig_wrap_i8(full_res, bits);514 *res = zig_wrap_i8(full_res, bits);
...@@ -528,7 +528,7 @@ static inline void zig_vaddo_i8(zig_u8 *ov, zig_i8 *res, int n,...@@ -528,7 +528,7 @@ static inline void zig_vaddo_i8(zig_u8 *ov, zig_i8 *res, int n,
528}528}
529529
530static inline bool zig_addo_u16(zig_u16 *res, zig_u16 lhs, zig_u16 rhs, zig_u8 bits) {530static inline bool zig_addo_u16(zig_u16 *res, zig_u16 lhs, zig_u16 rhs, zig_u8 bits) {
531#if zig_has_builtin(add_overflow)531#if zig_has_builtin(add_overflow) || defined(__GNUC__)
532 zig_u16 full_res;532 zig_u16 full_res;
533 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);533 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);
534 *res = zig_wrap_u16(full_res, bits);534 *res = zig_wrap_u16(full_res, bits);
...@@ -548,7 +548,7 @@ static inline void zig_vaddo_u16(zig_u8 *ov, zig_u16 *res, int n,...@@ -548,7 +548,7 @@ static inline void zig_vaddo_u16(zig_u8 *ov, zig_u16 *res, int n,
548}548}
549549
550static inline bool zig_addo_i16(zig_i16 *res, zig_i16 lhs, zig_i16 rhs, zig_u8 bits) {550static inline bool zig_addo_i16(zig_i16 *res, zig_i16 lhs, zig_i16 rhs, zig_u8 bits) {
551#if zig_has_builtin(add_overflow)551#if zig_has_builtin(add_overflow) || defined(__GNUC__)
552 zig_i16 full_res;552 zig_i16 full_res;
553 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);553 bool overflow = __builtin_add_overflow(lhs, rhs, &full_res);
554 *res = zig_wrap_i16(full_res, bits);554 *res = zig_wrap_i16(full_res, bits);
...@@ -568,7 +568,7 @@ static inline void zig_vaddo_i16(zig_u8 *ov, zig_i16 *res, int n,...@@ -568,7 +568,7 @@ static inline void zig_vaddo_i16(zig_u8 *ov, zig_i16 *res, int n,
568}568}
569569
570static inline bool zig_subo_u32(zig_u32 *res, zig_u32 lhs, zig_u32 rhs, zig_u8 bits) {570static inline bool zig_subo_u32(zig_u32 *res, zig_u32 lhs, zig_u32 rhs, zig_u8 bits) {
571#if zig_has_builtin(sub_overflow)571#if zig_has_builtin(sub_overflow) || defined(__GNUC__)
572 zig_u32 full_res;572 zig_u32 full_res;
573 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);573 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);
574 *res = zig_wrap_u32(full_res, bits);574 *res = zig_wrap_u32(full_res, bits);
...@@ -587,7 +587,7 @@ static inline void zig_vsubo_u32(zig_u8 *ov, zig_u32 *res, int n,...@@ -587,7 +587,7 @@ static inline void zig_vsubo_u32(zig_u8 *ov, zig_u32 *res, int n,
587587
588zig_extern zig_i32 __subosi4(zig_i32 lhs, zig_i32 rhs, zig_c_int *overflow);588zig_extern zig_i32 __subosi4(zig_i32 lhs, zig_i32 rhs, zig_c_int *overflow);
589static inline bool zig_subo_i32(zig_i32 *res, zig_i32 lhs, zig_i32 rhs, zig_u8 bits) {589static inline bool zig_subo_i32(zig_i32 *res, zig_i32 lhs, zig_i32 rhs, zig_u8 bits) {
590#if zig_has_builtin(sub_overflow)590#if zig_has_builtin(sub_overflow) || defined(__GNUC__)
591 zig_i32 full_res;591 zig_i32 full_res;
592 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);592 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);
593#else593#else
...@@ -606,7 +606,7 @@ static inline void zig_vsubo_i32(zig_u8 *ov, zig_i32 *res, int n,...@@ -606,7 +606,7 @@ static inline void zig_vsubo_i32(zig_u8 *ov, zig_i32 *res, int n,
606}606}
607607
608static inline bool zig_subo_u64(zig_u64 *res, zig_u64 lhs, zig_u64 rhs, zig_u8 bits) {608static inline bool zig_subo_u64(zig_u64 *res, zig_u64 lhs, zig_u64 rhs, zig_u8 bits) {
609#if zig_has_builtin(sub_overflow)609#if zig_has_builtin(sub_overflow) || defined(__GNUC__)
610 zig_u64 full_res;610 zig_u64 full_res;
611 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);611 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);
612 *res = zig_wrap_u64(full_res, bits);612 *res = zig_wrap_u64(full_res, bits);
...@@ -625,7 +625,7 @@ static inline void zig_vsubo_u64(zig_u8 *ov, zig_u64 *res, int n,...@@ -625,7 +625,7 @@ static inline void zig_vsubo_u64(zig_u8 *ov, zig_u64 *res, int n,
625625
626zig_extern zig_i64 __subodi4(zig_i64 lhs, zig_i64 rhs, zig_c_int *overflow);626zig_extern zig_i64 __subodi4(zig_i64 lhs, zig_i64 rhs, zig_c_int *overflow);
627static inline bool zig_subo_i64(zig_i64 *res, zig_i64 lhs, zig_i64 rhs, zig_u8 bits) {627static inline bool zig_subo_i64(zig_i64 *res, zig_i64 lhs, zig_i64 rhs, zig_u8 bits) {
628#if zig_has_builtin(sub_overflow)628#if zig_has_builtin(sub_overflow) || defined(__GNUC__)
629 zig_i64 full_res;629 zig_i64 full_res;
630 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);630 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);
631#else631#else
...@@ -644,7 +644,7 @@ static inline void zig_vsubo_i64(zig_u8 *ov, zig_i64 *res, int n,...@@ -644,7 +644,7 @@ static inline void zig_vsubo_i64(zig_u8 *ov, zig_i64 *res, int n,
644}644}
645645
646static inline bool zig_subo_u8(zig_u8 *res, zig_u8 lhs, zig_u8 rhs, zig_u8 bits) {646static inline bool zig_subo_u8(zig_u8 *res, zig_u8 lhs, zig_u8 rhs, zig_u8 bits) {
647#if zig_has_builtin(sub_overflow)647#if zig_has_builtin(sub_overflow) || defined(__GNUC__)
648 zig_u8 full_res;648 zig_u8 full_res;
649 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);649 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);
650 *res = zig_wrap_u8(full_res, bits);650 *res = zig_wrap_u8(full_res, bits);
...@@ -664,7 +664,7 @@ static inline void zig_vsubo_u8(zig_u8 *ov, zig_u8 *res, int n,...@@ -664,7 +664,7 @@ static inline void zig_vsubo_u8(zig_u8 *ov, zig_u8 *res, int n,
664}664}
665665
666static inline bool zig_subo_i8(zig_i8 *res, zig_i8 lhs, zig_i8 rhs, zig_u8 bits) {666static inline bool zig_subo_i8(zig_i8 *res, zig_i8 lhs, zig_i8 rhs, zig_u8 bits) {
667#if zig_has_builtin(sub_overflow)667#if zig_has_builtin(sub_overflow) || defined(__GNUC__)
668 zig_i8 full_res;668 zig_i8 full_res;
669 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);669 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);
670 *res = zig_wrap_i8(full_res, bits);670 *res = zig_wrap_i8(full_res, bits);
...@@ -685,7 +685,7 @@ static inline void zig_vsubo_i8(zig_u8 *ov, zig_i8 *res, int n,...@@ -685,7 +685,7 @@ static inline void zig_vsubo_i8(zig_u8 *ov, zig_i8 *res, int n,
685685
686686
687static inline bool zig_subo_u16(zig_u16 *res, zig_u16 lhs, zig_u16 rhs, zig_u8 bits) {687static inline bool zig_subo_u16(zig_u16 *res, zig_u16 lhs, zig_u16 rhs, zig_u8 bits) {
688#if zig_has_builtin(sub_overflow)688#if zig_has_builtin(sub_overflow) || defined(__GNUC__)
689 zig_u16 full_res;689 zig_u16 full_res;
690 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);690 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);
691 *res = zig_wrap_u16(full_res, bits);691 *res = zig_wrap_u16(full_res, bits);
...@@ -706,7 +706,7 @@ static inline void zig_vsubo_u16(zig_u8 *ov, zig_u16 *res, int n,...@@ -706,7 +706,7 @@ static inline void zig_vsubo_u16(zig_u8 *ov, zig_u16 *res, int n,
706706
707707
708static inline bool zig_subo_i16(zig_i16 *res, zig_i16 lhs, zig_i16 rhs, zig_u8 bits) {708static inline bool zig_subo_i16(zig_i16 *res, zig_i16 lhs, zig_i16 rhs, zig_u8 bits) {
709#if zig_has_builtin(sub_overflow)709#if zig_has_builtin(sub_overflow) || defined(__GNUC__)
710 zig_i16 full_res;710 zig_i16 full_res;
711 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);711 bool overflow = __builtin_sub_overflow(lhs, rhs, &full_res);
712 *res = zig_wrap_i16(full_res, bits);712 *res = zig_wrap_i16(full_res, bits);
...@@ -726,7 +726,7 @@ static inline void zig_vsubo_i16(zig_u8 *ov, zig_i16 *res, int n,...@@ -726,7 +726,7 @@ static inline void zig_vsubo_i16(zig_u8 *ov, zig_i16 *res, int n,
726}726}
727727
728static inline bool zig_mulo_u32(zig_u32 *res, zig_u32 lhs, zig_u32 rhs, zig_u8 bits) {728static inline bool zig_mulo_u32(zig_u32 *res, zig_u32 lhs, zig_u32 rhs, zig_u8 bits) {
729#if zig_has_builtin(mul_overflow)729#if zig_has_builtin(mul_overflow) || defined(__GNUC__)
730 zig_u32 full_res;730 zig_u32 full_res;
731 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);731 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);
732 *res = zig_wrap_u32(full_res, bits);732 *res = zig_wrap_u32(full_res, bits);
...@@ -745,7 +745,7 @@ static inline void zig_vmulo_u32(zig_u8 *ov, zig_u32 *res, int n,...@@ -745,7 +745,7 @@ static inline void zig_vmulo_u32(zig_u8 *ov, zig_u32 *res, int n,
745745
746zig_extern zig_i32 __mulosi4(zig_i32 lhs, zig_i32 rhs, zig_c_int *overflow);746zig_extern zig_i32 __mulosi4(zig_i32 lhs, zig_i32 rhs, zig_c_int *overflow);
747static inline bool zig_mulo_i32(zig_i32 *res, zig_i32 lhs, zig_i32 rhs, zig_u8 bits) {747static inline bool zig_mulo_i32(zig_i32 *res, zig_i32 lhs, zig_i32 rhs, zig_u8 bits) {
748#if zig_has_builtin(mul_overflow)748#if zig_has_builtin(mul_overflow) || defined(__GNUC__)
749 zig_i32 full_res;749 zig_i32 full_res;
750 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);750 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);
751#else751#else
...@@ -764,7 +764,7 @@ static inline void zig_vmulo_i32(zig_u8 *ov, zig_i32 *res, int n,...@@ -764,7 +764,7 @@ static inline void zig_vmulo_i32(zig_u8 *ov, zig_i32 *res, int n,
764}764}
765765
766static inline bool zig_mulo_u64(zig_u64 *res, zig_u64 lhs, zig_u64 rhs, zig_u8 bits) {766static inline bool zig_mulo_u64(zig_u64 *res, zig_u64 lhs, zig_u64 rhs, zig_u8 bits) {
767#if zig_has_builtin(mul_overflow)767#if zig_has_builtin(mul_overflow) || defined(__GNUC__)
768 zig_u64 full_res;768 zig_u64 full_res;
769 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);769 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);
770 *res = zig_wrap_u64(full_res, bits);770 *res = zig_wrap_u64(full_res, bits);
...@@ -783,7 +783,7 @@ static inline void zig_vmulo_u64(zig_u8 *ov, zig_u64 *res, int n,...@@ -783,7 +783,7 @@ static inline void zig_vmulo_u64(zig_u8 *ov, zig_u64 *res, int n,
783783
784zig_extern zig_i64 __mulodi4(zig_i64 lhs, zig_i64 rhs, zig_c_int *overflow);784zig_extern zig_i64 __mulodi4(zig_i64 lhs, zig_i64 rhs, zig_c_int *overflow);
785static inline bool zig_mulo_i64(zig_i64 *res, zig_i64 lhs, zig_i64 rhs, zig_u8 bits) {785static inline bool zig_mulo_i64(zig_i64 *res, zig_i64 lhs, zig_i64 rhs, zig_u8 bits) {
786#if zig_has_builtin(mul_overflow)786#if zig_has_builtin(mul_overflow) || defined(__GNUC__)
787 zig_i64 full_res;787 zig_i64 full_res;
788 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);788 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);
789#else789#else
...@@ -802,7 +802,7 @@ static inline void zig_vmulo_i64(zig_u8 *ov, zig_i64 *res, int n,...@@ -802,7 +802,7 @@ static inline void zig_vmulo_i64(zig_u8 *ov, zig_i64 *res, int n,
802}802}
803803
804static inline bool zig_mulo_u8(zig_u8 *res, zig_u8 lhs, zig_u8 rhs, zig_u8 bits) {804static inline bool zig_mulo_u8(zig_u8 *res, zig_u8 lhs, zig_u8 rhs, zig_u8 bits) {
805#if zig_has_builtin(mul_overflow)805#if zig_has_builtin(mul_overflow) || defined(__GNUC__)
806 zig_u8 full_res;806 zig_u8 full_res;
807 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);807 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);
808 *res = zig_wrap_u8(full_res, bits);808 *res = zig_wrap_u8(full_res, bits);
...@@ -822,7 +822,7 @@ static inline void zig_vmulo_u8(zig_u8 *ov, zig_u8 *res, int n,...@@ -822,7 +822,7 @@ static inline void zig_vmulo_u8(zig_u8 *ov, zig_u8 *res, int n,
822}822}
823823
824static inline bool zig_mulo_i8(zig_i8 *res, zig_i8 lhs, zig_i8 rhs, zig_u8 bits) {824static inline bool zig_mulo_i8(zig_i8 *res, zig_i8 lhs, zig_i8 rhs, zig_u8 bits) {
825#if zig_has_builtin(mul_overflow)825#if zig_has_builtin(mul_overflow) || defined(__GNUC__)
826 zig_i8 full_res;826 zig_i8 full_res;
827 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);827 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);
828 *res = zig_wrap_i8(full_res, bits);828 *res = zig_wrap_i8(full_res, bits);
...@@ -842,7 +842,7 @@ static inline void zig_vmulo_i8(zig_u8 *ov, zig_i8 *res, int n,...@@ -842,7 +842,7 @@ static inline void zig_vmulo_i8(zig_u8 *ov, zig_i8 *res, int n,
842}842}
843843
844static inline bool zig_mulo_u16(zig_u16 *res, zig_u16 lhs, zig_u16 rhs, zig_u8 bits) {844static inline bool zig_mulo_u16(zig_u16 *res, zig_u16 lhs, zig_u16 rhs, zig_u8 bits) {
845#if zig_has_builtin(mul_overflow)845#if zig_has_builtin(mul_overflow) || defined(__GNUC__)
846 zig_u16 full_res;846 zig_u16 full_res;
847 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);847 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);
848 *res = zig_wrap_u16(full_res, bits);848 *res = zig_wrap_u16(full_res, bits);
...@@ -862,7 +862,7 @@ static inline void zig_vmulo_u16(zig_u8 *ov, zig_u16 *res, int n,...@@ -862,7 +862,7 @@ static inline void zig_vmulo_u16(zig_u8 *ov, zig_u16 *res, int n,
862}862}
863863
864static inline bool zig_mulo_i16(zig_i16 *res, zig_i16 lhs, zig_i16 rhs, zig_u8 bits) {864static inline bool zig_mulo_i16(zig_i16 *res, zig_i16 lhs, zig_i16 rhs, zig_u8 bits) {
865#if zig_has_builtin(mul_overflow)865#if zig_has_builtin(mul_overflow) || defined(__GNUC__)
866 zig_i16 full_res;866 zig_i16 full_res;
867 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);867 bool overflow = __builtin_mul_overflow(lhs, rhs, &full_res);
868 *res = zig_wrap_i16(full_res, bits);868 *res = zig_wrap_i16(full_res, bits);
...@@ -977,7 +977,7 @@ static inline zig_i8 zig_byte_swap_i8(zig_i8 val, zig_u8 bits) {...@@ -977,7 +977,7 @@ static inline zig_i8 zig_byte_swap_i8(zig_i8 val, zig_u8 bits) {
977977
978static inline zig_u16 zig_byte_swap_u16(zig_u16 val, zig_u8 bits) {978static inline zig_u16 zig_byte_swap_u16(zig_u16 val, zig_u8 bits) {
979 zig_u16 full_res;979 zig_u16 full_res;
980#if zig_has_builtin(bswap16)980#if zig_has_builtin(bswap16) || defined(__GNUC__)
981 full_res = __builtin_bswap16(val);981 full_res = __builtin_bswap16(val);
982#else982#else
983 full_res = (zig_u16)zig_byte_swap_u8((zig_u8)(val >> 0), 8) << 8 |983 full_res = (zig_u16)zig_byte_swap_u8((zig_u8)(val >> 0), 8) << 8 |
...@@ -992,7 +992,7 @@ static inline zig_i16 zig_byte_swap_i16(zig_i16 val, zig_u8 bits) {...@@ -992,7 +992,7 @@ static inline zig_i16 zig_byte_swap_i16(zig_i16 val, zig_u8 bits) {
992992
993static inline zig_u32 zig_byte_swap_u32(zig_u32 val, zig_u8 bits) {993static inline zig_u32 zig_byte_swap_u32(zig_u32 val, zig_u8 bits) {
994 zig_u32 full_res;994 zig_u32 full_res;
995#if zig_has_builtin(bswap32)995#if zig_has_builtin(bswap32) || defined(__GNUC__)
996 full_res = __builtin_bswap32(val);996 full_res = __builtin_bswap32(val);
997#else997#else
998 full_res = (zig_u32)zig_byte_swap_u16((zig_u16)(val >> 0), 16) << 16 |998 full_res = (zig_u32)zig_byte_swap_u16((zig_u16)(val >> 0), 16) << 16 |
...@@ -1007,7 +1007,7 @@ static inline zig_i32 zig_byte_swap_i32(zig_i32 val, zig_u8 bits) {...@@ -1007,7 +1007,7 @@ static inline zig_i32 zig_byte_swap_i32(zig_i32 val, zig_u8 bits) {
10071007
1008static inline zig_u64 zig_byte_swap_u64(zig_u64 val, zig_u8 bits) {1008static inline zig_u64 zig_byte_swap_u64(zig_u64 val, zig_u8 bits) {
1009 zig_u64 full_res;1009 zig_u64 full_res;
1010#if zig_has_builtin(bswap64)1010#if zig_has_builtin(bswap64) || defined(__GNUC__)
1011 full_res = __builtin_bswap64(val);1011 full_res = __builtin_bswap64(val);
1012#else1012#else
1013 full_res = (zig_u64)zig_byte_swap_u32((zig_u32)(val >> 0), 32) << 32 |1013 full_res = (zig_u64)zig_byte_swap_u32((zig_u32)(val >> 0), 32) << 32 |
...@@ -1087,7 +1087,7 @@ static inline zig_i64 zig_bit_reverse_i64(zig_i64 val, zig_u8 bits) {...@@ -1087,7 +1087,7 @@ static inline zig_i64 zig_bit_reverse_i64(zig_i64 val, zig_u8 bits) {
1087 static inline zig_u8 zig_popcount_i##w(zig_i##w val, zig_u8 bits) { \1087 static inline zig_u8 zig_popcount_i##w(zig_i##w val, zig_u8 bits) { \
1088 return zig_popcount_u##w((zig_u##w)val, bits); \1088 return zig_popcount_u##w((zig_u##w)val, bits); \
1089 }1089 }
1090#if zig_has_builtin(popcount)1090#if zig_has_builtin(popcount) || defined(__GNUC__)
1091#define zig_builtin_popcount(w) \1091#define zig_builtin_popcount(w) \
1092 static inline zig_u8 zig_popcount_u##w(zig_u##w val, zig_u8 bits) { \1092 static inline zig_u8 zig_popcount_u##w(zig_u##w val, zig_u8 bits) { \
1093 (void)bits; \1093 (void)bits; \
...@@ -1116,7 +1116,7 @@ zig_builtin_popcount(64)...@@ -1116,7 +1116,7 @@ zig_builtin_popcount(64)
1116 static inline zig_u8 zig_ctz_i##w(zig_i##w val, zig_u8 bits) { \1116 static inline zig_u8 zig_ctz_i##w(zig_i##w val, zig_u8 bits) { \
1117 return zig_ctz_u##w((zig_u##w)val, bits); \1117 return zig_ctz_u##w((zig_u##w)val, bits); \
1118 }1118 }
1119#if zig_has_builtin(ctz)1119#if zig_has_builtin(ctz) || defined(__GNUC__)
1120#define zig_builtin_ctz(w) \1120#define zig_builtin_ctz(w) \
1121 static inline zig_u8 zig_ctz_u##w(zig_u##w val, zig_u8 bits) { \1121 static inline zig_u8 zig_ctz_u##w(zig_u##w val, zig_u8 bits) { \
1122 if (val == 0) return bits; \1122 if (val == 0) return bits; \
...@@ -1141,7 +1141,7 @@ zig_builtin_ctz(64)...@@ -1141,7 +1141,7 @@ zig_builtin_ctz(64)
1141 static inline zig_u8 zig_clz_i##w(zig_i##w val, zig_u8 bits) { \1141 static inline zig_u8 zig_clz_i##w(zig_i##w val, zig_u8 bits) { \
1142 return zig_clz_u##w((zig_u##w)val, bits); \1142 return zig_clz_u##w((zig_u##w)val, bits); \
1143 }1143 }
1144#if zig_has_builtin(clz)1144#if zig_has_builtin(clz) || defined(__GNUC__)
1145#define zig_builtin_clz(w) \1145#define zig_builtin_clz(w) \
1146 static inline zig_u8 zig_clz_u##w(zig_u##w val, zig_u8 bits) { \1146 static inline zig_u8 zig_clz_u##w(zig_u##w val, zig_u8 bits) { \
1147 if (val == 0) return bits; \1147 if (val == 0) return bits; \
...@@ -1764,8 +1764,8 @@ static inline zig_i128 zig_bit_reverse_i128(zig_i128 val, zig_u8 bits) {...@@ -1764,8 +1764,8 @@ static inline zig_i128 zig_bit_reverse_i128(zig_i128 val, zig_u8 bits) {
1764#define __builtin_infl() zig_msvc_flt_infl1764#define __builtin_infl() zig_msvc_flt_infl
1765#endif1765#endif
17661766
1767#define zig_has_float_builtins (zig_has_builtin(nan) && zig_has_builtin(nans) && zig_has_builtin(inf))1767
1768#if zig_has_float_builtins1768#if (zig_has_builtin(nan) && zig_has_builtin(nans) && zig_has_builtin(inf)) || defined(__GNUC__)
1769#define zig_as_special_f16(sign, name, arg, repr) sign zig_as_f16(__builtin_##name, )(arg)1769#define zig_as_special_f16(sign, name, arg, repr) sign zig_as_f16(__builtin_##name, )(arg)
1770#define zig_as_special_f32(sign, name, arg, repr) sign zig_as_f32(__builtin_##name, )(arg)1770#define zig_as_special_f32(sign, name, arg, repr) sign zig_as_f32(__builtin_##name, )(arg)
1771#define zig_as_special_f64(sign, name, arg, repr) sign zig_as_f64(__builtin_##name, )(arg)1771#define zig_as_special_f64(sign, name, arg, repr) sign zig_as_f64(__builtin_##name, )(arg)
...@@ -1773,6 +1773,16 @@ static inline zig_i128 zig_bit_reverse_i128(zig_i128 val, zig_u8 bits) {...@@ -1773,6 +1773,16 @@ static inline zig_i128 zig_bit_reverse_i128(zig_i128 val, zig_u8 bits) {
1773#define zig_as_special_f128(sign, name, arg, repr) sign zig_as_f128(__builtin_##name, )(arg)1773#define zig_as_special_f128(sign, name, arg, repr) sign zig_as_f128(__builtin_##name, )(arg)
1774#define zig_as_special_c_longdouble(sign, name, arg, repr) sign zig_as_c_longdouble(__builtin_##name, )(arg)1774#define zig_as_special_c_longdouble(sign, name, arg, repr) sign zig_as_c_longdouble(__builtin_##name, )(arg)
1775#else1775#else
1776#define zig_float_from_repr(Type, ReprType) \
1777 static inline zig_##Type zig_float_from_repr_##Type(zig_##ReprType repr) { \
1778 return *((zig_##Type*)&repr); \
1779 }
1780zig_float_from_repr(f16, u16)
1781zig_float_from_repr(f32, u32)
1782zig_float_from_repr(f64, u64)
1783zig_float_from_repr(f80, u128)
1784zig_float_from_repr(f128, u128)
1785zig_float_from_repr(c_longdouble, u128)
1776#define zig_as_special_f16(sign, name, arg, repr) zig_float_from_repr_f16(repr)1786#define zig_as_special_f16(sign, name, arg, repr) zig_float_from_repr_f16(repr)
1777#define zig_as_special_f32(sign, name, arg, repr) zig_float_from_repr_f32(repr)1787#define zig_as_special_f32(sign, name, arg, repr) zig_float_from_repr_f32(repr)
1778#define zig_as_special_f64(sign, name, arg, repr) zig_float_from_repr_f64(repr)1788#define zig_as_special_f64(sign, name, arg, repr) zig_float_from_repr_f64(repr)
...@@ -1795,7 +1805,7 @@ typedef double zig_f16;...@@ -1795,7 +1805,7 @@ typedef double zig_f16;
1795#define zig_bitSizeOf_c_longdouble 161805#define zig_bitSizeOf_c_longdouble 16
1796typedef long double zig_f16;1806typedef long double zig_f16;
1797#define zig_as_f16(fp, repr) fp##l1807#define zig_as_f16(fp, repr) fp##l
1798#elif FLT16_MANT_DIG == 11 && zig_has_builtin(inff16)1808#elif FLT16_MANT_DIG == 11 && (zig_has_builtin(inff16) || defined(__GNUC__))
1799typedef _Float16 zig_f16;1809typedef _Float16 zig_f16;
1800#define zig_as_f16(fp, repr) fp##f161810#define zig_as_f16(fp, repr) fp##f16
1801#elif defined(__SIZEOF_FP16__)1811#elif defined(__SIZEOF_FP16__)
...@@ -1974,20 +1984,6 @@ typedef zig_i128 zig_c_longdouble;...@@ -1974,20 +1984,6 @@ typedef zig_i128 zig_c_longdouble;
1974#define zig_as_special_constant_c_longdouble(sign, name, arg, repr) repr1984#define zig_as_special_constant_c_longdouble(sign, name, arg, repr) repr
1975#endif1985#endif
19761986
1977#if !zig_has_float_builtins
1978#define zig_float_from_repr(Type, ReprType) \
1979 static inline zig_##Type zig_float_from_repr_##Type(zig_##ReprType repr) { \
1980 return *((zig_##Type*)&repr); \
1981 }
1982
1983zig_float_from_repr(f16, u16)
1984zig_float_from_repr(f32, u32)
1985zig_float_from_repr(f64, u64)
1986zig_float_from_repr(f80, u128)
1987zig_float_from_repr(f128, u128)
1988zig_float_from_repr(c_longdouble, u128)
1989#endif
1990
1991#define zig_cast_f16 (zig_f16)1987#define zig_cast_f16 (zig_f16)
1992#define zig_cast_f32 (zig_f32)1988#define zig_cast_f32 (zig_f32)
1993#define zig_cast_f64 (zig_f64)1989#define zig_cast_f64 (zig_f64)