caio/clang-p2996
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37da5a10f0cf8375c8d1237e9015efae8a8161c1
clang-p2996/libc/include/llvm-libc-types
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Schrodinger ZHU Yifan a1803ea063 [libc] implement sigsetjmp/siglongjmp for riscv (#137992) 
See https://godbolt.org/z/jo7s6j7sq for compiled code.

```c++
#if __riscv_xlen == 64
#define STORE(A, B, C) "sd " #A ", %c[" #B "](" #C ")\n\t"
#define LOAD(A, B, C) "ld " #A ", %c[" #B "](" #C ")\n\t"
#elif __riscv_xlen == 32
#define STORE(A, B, C) "sw " #A ", %c[" #B "](" #C ")\n\t"
#define LOAD(A, B, C) "lw " #A ", %c[" #B "](" #C ")\n\t"
#else
#error "Unsupported RISC-V architecture"
#endif

namespace LIBC_NAMESPACE_DECL {
[[gnu::naked]]
LLVM_LIBC_FUNCTION(int, sigsetjmp, (sigjmp_buf, int)) {
  // clang-format off
  asm("beqz a1, .Lnosave\n\t"
      STORE(ra, retaddr, a0)
      STORE(s0, extra, a0)
      "mv s0, a0\n\t"
      "call %c[setjmp]\n\t"
      "mv a1, a0\n\t"
      "mv a0, s0\n\t"
      LOAD(s0, extra, a0)
      LOAD(ra, retaddr, a0)
      "tail %c[epilogue]\n"
".Lnosave:\n\t"
      "tail %c[setjmp]"
      // clang-format on
      ::[retaddr] "i"(offsetof(__jmp_buf, sig_retaddr)),
      [extra] "i"(offsetof(__jmp_buf, sig_extra)), [setjmp] "i"(setjmp),
      [epilogue] "i"(sigsetjmp_epilogue)
      : "a0", "a1", "s0");
}
```
2025-05-04 16:21:48 -04:00
..
__atexithandler_t.h
…
__atfork_callback_t.h
…
__call_once_func_t.h
…
__dl_iterate_phdr_callback_t.h
[libc] Define (stub) dl_iterate_phdr (#131436)
2025-03-18 11:38:33 -07:00
__exec_argv_t.h
…
__exec_envp_t.h
…
__futex_word.h
…
__getoptargv_t.h
…
__mutex_type.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
__pthread_once_func_t.h
…
__pthread_start_t.h
…
__pthread_tss_dtor_t.h
…
__qsortcompare_t.h
…
__qsortrcompare_t.h
…
__search_compare_t.h
[libc] Combine the function prototype int (*compar)(const void *, const void *) (#134238)
2025-04-04 00:36:23 +08:00
__thread_type.h
…
ACTION.h
…
blkcnt_t.h
…
blksize_t.h
…
cc_t.h
…
cfloat16.h
[libc][complex] add additonal header guards for CFP16 and CFP128 (#112879)
2024-10-18 16:29:07 +05:30
cfloat128.h
[libc][complex] fix compiler support matrix for cfloat128 (#122593)
2025-01-13 11:23:36 +05:30
char8_t.h
…
char16_t.h
…
char32_t.h
…
clock_t.h
…
clockid_t.h
…
CMakeLists.txt
Reland "[libc] build fix for sigsetjmp (#137047)" (#137214)
2025-04-29 09:28:42 -04:00
cnd_t.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
cookie_io_functions_t.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
cpu_set_t.h
[libc][sched] Implement CPU_ZERO, CPU_ISSET, CPU_SET macros (#131524)
2025-03-19 13:44:41 -04:00
dev_t.h
…
DIR.h
…
div_t.h
…
double_t.h
…
EFI_ALLOCATE_TYPE.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_BOOT_SERVICES.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_CAPSULE.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_CONFIGURATION_TABLE.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_DEVICE_PATH_PROTOCOL.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_EVENT.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_GUID.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_HANDLE.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_INTERFACE_TYPE.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_LOCATE_SEARCH_TYPE.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_MEMORY_DESCRIPTOR.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_MEMORY_TYPE.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_OPEN_PROTOCOL_INFORMATION_ENTRY.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_PHYSICAL_ADDRESS.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_RUNTIME_SERVICES.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_SIMPLE_TEXT_INPUT_PROTOCOL.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_STATUS.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_SYSTEM_TABLE.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_TABLE_HEADER.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_TIME.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_TIMER_DELAY.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_TPL.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
EFI_VIRTUAL_ADDRESS.h
[libc] Add UEFI headers (#127126)
2025-02-28 11:43:33 -05:00
ENTRY.h
…
fd_set.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
fenv_t.h
…
fexcept_t.h
[libc] Fix fexcept_t type to match canonical ABI and API (#113666)
2024-10-30 10:09:34 -07:00
FILE.h
…
float128.h
…
float_t.h
…
fsblkcnt_t.h
[libc] Change fsfilcnt_t and fsblkcnt_t to be 64-bits long (#99876)
2024-07-22 12:06:03 -03:00
fsfilcnt_t.h
[libc] Change fsfilcnt_t and fsblkcnt_t to be 64-bits long (#99876)
2024-07-22 12:06:03 -03:00
gid_t.h
…
imaxdiv_t.h
…
ino_t.h
…
jmp_buf.h
[libc] implement sigsetjmp/siglongjmp for riscv (#137992)
2025-05-04 16:21:48 -04:00
ldiv_t.h
…
lldiv_t.h
…
locale_t.h
[libc] Initial support for 'locale.h' in the LLVM libc (#102689)
2024-08-22 12:58:46 -05:00
mbstate_t.h
…
mode_t.h
…
mtx_t.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
nfds_t.h
[libc][POSIX][poll.h] implement poll (#125118)
2025-02-05 13:24:39 -08:00
nlink_t.h
…
off64_t.h
…
off_t.h
…
once_flag.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
pid_t.h
…
posix_spawn_file_actions_t.h
…
posix_spawnattr_t.h
…
pthread_attr_t.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
pthread_condattr_t.h
…
pthread_key_t.h
…
pthread_mutex_t.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
pthread_mutexattr_t.h
…
pthread_once_t.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
pthread_rwlock_t.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
pthread_rwlockattr_t.h
…
pthread_spinlock_t.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
pthread_t.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
rlim_t.h
…
sa_family_t.h
…
sig_atomic_t.h
…
sighandler_t.h
[libc][signal] clean up usage of sighandler_t (#125745)
2025-02-07 10:43:56 -08:00
siginfo_t.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
sigset_t.h
[libc] Fix sigset_t type definition (#123277)
2025-01-16 22:32:23 -08:00
size_t.h
…
socklen_t.h
…
speed_t.h
…
ssize_t.h
…
stack_t.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
stdfix-types.h
[libc] {u}lkbits broken on riscv32 (#115799)
2024-11-12 10:38:08 -08:00
struct_dirent.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_dl_phdr_info.h
[libc] Define (stub) dl_iterate_phdr (#131436)
2025-03-18 11:38:33 -07:00
struct_epoll_data.h
…
struct_epoll_event.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_f_owner_ex.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_flock64.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_flock.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_hsearch_data.h
…
struct_iovec.h
[libc] Add functions to send/recv messages (#106467)
2024-09-19 14:43:00 -07:00
struct_itimerval.h
[libc] Implement getitimer and setitimer, add proxy headers for itimerval (#134773)
2025-04-14 13:39:42 -07:00
struct_lconv.h
[libc] Initial support for 'locale.h' in the LLVM libc (#102689)
2024-08-22 12:58:46 -05:00
struct_msghdr.h
[libc] Add functions to send/recv messages (#106467)
2024-09-19 14:43:00 -07:00
struct_pollfd.h
[libc][POSIX][poll.h] implement poll (#125118)
2025-02-05 13:24:39 -08:00
struct_rlimit.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_rusage.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_sched_param.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_sigaction.h
[libc][signal] clean up usage of sighandler_t (#125745)
2025-02-07 10:43:56 -08:00
struct_sockaddr_un.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_sockaddr.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_stat.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_statvfs.h
[libc] Fix headers for statvfs implementation
2024-07-19 09:26:55 -05:00
struct_termios.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_timespec.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_timeval.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
struct_tm.h
[libc] create TimeReader to look at a struct tm (#126138)
2025-02-11 14:37:15 -08:00
struct_utsname.h
…
suseconds_t.h
[libc] Fix suseconds_t definition and utimes_test (#134326)
2025-04-04 12:53:46 -07:00
tcflag_t.h
…
test_rpc_opcodes_t.h
…
thrd_start_t.h
…
thrd_t.h
[libc] Use relative inclusion for public headers. (#114324)
2024-11-01 14:33:30 -04:00
time_t_32.h
[libc] Make use of 32-bit time_t a config option (#102012)
2024-08-08 16:36:05 +01:00
time_t_64.h
[libc] Make use of 32-bit time_t a config option (#102012)
2024-08-08 16:36:05 +01:00
time_t.h
[libc] Make use of 32-bit time_t a config option (#102012)
2024-08-08 16:36:05 +01:00
tss_dtor_t.h
…
tss_t.h
…
uid_t.h
…
union_sigval.h
…
VISIT.h
[libc] Add VISIT enum for search.h (#132746)
2025-03-26 10:00:32 +08:00
wchar_t.h
[libc] Do not redefine wchar_t when compiling in C++ (#110769)
2024-10-01 17:28:42 -07:00
wint_t.h
[libc][wchar] Move wchar's types to proxy headers. (#109334)
2024-09-19 22:23:51 -04:00