[roll] Roll fuchsia [superproject] Roll llvm-project/libc ab5d54a..2250825 (61 commits)

2250825 [libc] Undo accidental changes to `dsubl` that were leftoever
5f24edc [libc] Enable all supported math functions on the GPU (#102563)
52de4f8 [NFC][libc] Clarifies underscores in n-char-sequence. (#102193)
9d04bd0 Revert "libc: Remove `extern "C"` from main declarations" (#102827)
2349d2e libc: Remove `extern "C"` from main declarations (#102825)
dab053e [libc] Fix `scablnf16` using `float16` instead of `_Float16`
b6089ba [libc]  Moved range_reduction_double ifdef statement (#102659)
f3bbd41 [libc] Fix CFP long double and add tests (#102660)
843b28f [libc] Clean up remaining use of *_WIDTH macros in printf (#102679)
fb0d442 [libc] Fix use of cpp::numeric_limits<...>::digits (#102674)
072edcd [libc] Use cpp::numeric_limits in preference to C23 <limits.h> macros (#102665)
0dadb6c [libc][newhdrgen]sorted function names in yaml (#102544)
ff9636a [libc][math][c23] Add fadd{l,f128} C23 math functions (#102531)
0450d44 [libc][math][c23] Add totalorderl function. (#102564)
cda739d [libc][math][c23] Fix setpayloadsig smoke test on RV32 (#102538)
677b970 [libc] Make str_to_float independent of fenv (#102369)
a07fb09 [libc][math] Add scalbln{,f,l,f128} math functions (#102219)
3941bcf [libc][gpu] Add Sinf Benchmarks (#102532)
6e93925 [libc] [gpu] Fix Minor Benchmark UI Issues (#102529)
e0d1caa [libc][newhdrgen] add_function by alphabetical order (#102527)
7c60384 [libc] [gpu] Add Generic, NvSin, and OcmlSinf64 Throughput Benchmark (#101917)
878cdd1 [libc][math][c23] Add ddivl C23 math function. (#102468)
100ac4b [libc] Make use of 32-bit time_t a config option (#102012)
95cac73 [libc] Implement 'getenv' on the GPU target (#102376)
32a4374 [libc][math] fix yaml indentation bug (#102421)
b2df8b6 [libc][math][c23] Add entrypoints and tests for setpayloadsig{,f,l,f128} and setpayloadl. (#102413)
07d1979 [libc] Use proxy headers for `limits.h` values (#102378)
9eeeacd [libc][math] updated functionspec subf128 (#102372)
456692e libc: remove trailing whitespaces
7b45dff [libc] math fuzzing MPFR include statement (#102358)
32ccefe [libc][math] fixing build broke for remainderf128 (#102362)
95859d2 [libc][math][c23] Add fsub{,l,f128} and remainderf128 C23 math functions (#101576)
0546031 [libc] Fix conflict values from internal `limits.h` when used externally
25e8847 [libc] Fix bot accidentally picking up conflicting MB_LEN_MAX
d3d34a1 [libc][math][c23] Add exp10f16 C23 math function (#101588)
31b999f [libc] Enable quick_exit routines on the GPU (#102242)
321612b [libc] Add `*_HAS_SUBNORM` to `float.h` (#102182)
3756dc5 [libc] Define `MB_LEN_MAX` in `limits.h` (#102246)
cfe9d97 [libc][math] Add getpayloadl function. (#102214)
412cbb0 [libc] Allow time conversions to compile on bare metal (#102014)
9ac77f1 [libc] add spin lock family functions (#100509)
9b03ded [libc] Fix overflow check for 32-bit mktime. (#101993)
35b645b [libc] Fix index into argument vector
608cbf9 [libc][math] Improve the error analysis and accuracy for pow function. (#102098)
f4109b3 [libc] Fix GPU argument vector writing `nullptr` to string
241a136 [libc][math][c23] Add ffma{,l,f128} and fdiv{,l,f128} C23 math functions #101089 (#101253)
ac0357a [libc] Make RPC malloc implementation return 'nullptr' on alloc failure
b2945c1 [libc] Fix builds on Windows (#102162)
4cb4acd [libc] Enable more entrypoints for riscv (#102055)
b48e9cf [libc][math][c23] Add exp2f16 C23 math function (#101217)
aa86646 [libc] Fix incorrect tablegen for lgamma
2e7e07e [libc] undo execution bit change (#102083)
00ed4cf [libc] Add `lgamma` and `lgamma_r` stubs for the GPU (#102019)
c47e3f8 [libc] Add support for 'features.h' when targeting the GPU (#102037)
770e31d [libc] Provide 'signal.h' header for the GPU (#101996)
fbc433b [libc] Add loader option to force serial execution of GPU region (#101601)
732c401 [libc][newhdrgen] removing trailing spaces -- yaml (#102043)
d92b8c4 [libc][malloc] Reuse the prev_ field for allocated blocks (#101265)
4429748 [libc] Include pow in baremetal entrypoints (#102021)
3fe4fc0 [libc][math] Implement fast pass for double precision pow function with up to 1ULP error. (#101926)
1ab7a08 [libc][startup] fix main thread TLS unmapped with wrong value (#102009)

GitOrigin-RevId: af69214f0094d603c4c5c092444f74c4f3d7cfca
Roller-URL: https://ci.chromium.org/b/8739776963999072305
CQ-Do-Not-Cancel-Tryjobs: true
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1099614
Original-Revision: 59f5548d0decbb581d83feee55c65982c2f1511f
Change-Id: I0b6829c8b30810ae961a75d5f6b0500483a2cb39