Skip to content

[libc] Include extra baremetal headers and entrypoints #135462

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom
Merged
merged 2 commits into from
Apr 14, 2025
Merged

[libc] Include extra baremetal headers and entrypoints #135462

merged 2 commits into from
Apr 14, 2025

Conversation

petrhosek
Copy link
Member

These are all usable in baremetal environments.

@petrhosek
[libc] Include extra baremetal headers and entrypoints
856e61a 
These are all usable in baremetal environments.
@petrhosek petrhosek added the libc label Apr 12, 2025
@llvmbot
Copy link
Member

llvmbot commented Apr 12, 2025

@llvm/pr-subscribers-libc

Author: Petr Hosek (petrhosek)

Changes

These are all usable in baremetal environments.

Patch is 44.03 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/135462.diff

6 Files Affected:

  • (modified) libc/config/baremetal/aarch64/entrypoints.txt (+322-16)
  • (modified) libc/config/baremetal/aarch64/headers.txt (+6)
  • (modified) libc/config/baremetal/arm/entrypoints.txt (+299-16)
  • (modified) libc/config/baremetal/arm/headers.txt (+6)
  • (modified) libc/config/baremetal/riscv/entrypoints.txt (+305-17)
  • (modified) libc/config/baremetal/riscv/headers.txt (+7)
diff --git a/libc/config/baremetal/aarch64/entrypoints.txt b/libc/config/baremetal/aarch64/entrypoints.txt
index 9e9de9ed1569d..a8e653fdd5159 100644
--- a/libc/config/baremetal/aarch64/entrypoints.txt
+++ b/libc/config/baremetal/aarch64/entrypoints.txt
@@ -2,6 +2,9 @@ set(TARGET_LIBC_ENTRYPOINTS
     # assert.h entrypoints
     libc.src.assert.__assert_fail
 
+    # compiler entrypoints (no corresponding header)
+    libc.src.compiler.__stack_chk_fail
+
     # ctype.h entrypoints
     libc.src.ctype.isalnum
     libc.src.ctype.isalpha
@@ -36,22 +39,6 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.ctype.tolower_l
     libc.src.ctype.toupper_l
 
-    # stdlib.h entrypoints
-    libc.src.stdlib.strtod_l
-    libc.src.stdlib.strtof_l
-    libc.src.stdlib.strtol_l
-    libc.src.stdlib.strtold_l
-    libc.src.stdlib.strtoll_l
-    libc.src.stdlib.strtoul_l
-    libc.src.stdlib.strtoull_l
-
-    # string.h entrypoints
-    libc.src.string.strcoll_l
-    libc.src.string.strxfrm_l
-
-    # compiler entrypoints (no corresponding header)
-    libc.src.compiler.__stack_chk_fail
-
     # errno.h entrypoints
     libc.src.errno.errno
 
@@ -89,6 +76,7 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.string.strcoll
     libc.src.string.strcpy
     libc.src.string.strcspn
+    libc.src.string.strdup
     libc.src.string.strerror
     libc.src.string.strerror_r
     libc.src.string.strlcat
@@ -97,6 +85,7 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.string.strncat
     libc.src.string.strncmp
     libc.src.string.strncpy
+    libc.src.string.strndup
     libc.src.string.strnlen
     libc.src.string.strpbrk
     libc.src.string.strrchr
@@ -107,15 +96,26 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.string.strtok_r
     libc.src.string.strxfrm
 
+    # string.h entrypoints
+    libc.src.string.strcoll_l
+    libc.src.string.strxfrm_l
+
     # strings.h entrypoints
     libc.src.strings.bcmp
     libc.src.strings.bcopy
     libc.src.strings.bzero
+    libc.src.strings.ffs
+    libc.src.strings.ffsl
+    libc.src.strings.ffsll
     libc.src.strings.index
     libc.src.strings.rindex
     libc.src.strings.strcasecmp
     libc.src.strings.strncasecmp
 
+    # strings.h entrypoints
+    libc.src.strings.strcasecmp_l
+    libc.src.strings.strncasecmp_l
+
     # inttypes.h entrypoints
     libc.src.inttypes.imaxabs
     libc.src.inttypes.imaxdiv
@@ -214,6 +214,7 @@ set(TARGET_LIBC_ENTRYPOINTS
 
     # stdlib.h entrypoints
     libc.src.stdlib._Exit
+    libc.src.stdlib.a64l
     libc.src.stdlib.abort
     libc.src.stdlib.abs
     libc.src.stdlib.aligned_alloc
@@ -226,6 +227,7 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.stdlib.div
     libc.src.stdlib.exit
     libc.src.stdlib.free
+    libc.src.stdlib.l64a
     libc.src.stdlib.labs
     libc.src.stdlib.ldiv
     libc.src.stdlib.llabs
@@ -233,9 +235,13 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.stdlib.malloc
     libc.src.stdlib.memalignment
     libc.src.stdlib.qsort
+    libc.src.stdlib.qsort_r
     libc.src.stdlib.rand
     libc.src.stdlib.realloc
     libc.src.stdlib.srand
+    # libc.src.stdlib.strfromd
+    # libc.src.stdlib.strfromf
+    # libc.src.stdlib.strfroml
     libc.src.stdlib.strtod
     libc.src.stdlib.strtof
     libc.src.stdlib.strtol
@@ -244,6 +250,15 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.stdlib.strtoul
     libc.src.stdlib.strtoull
 
+    # stdlib.h entrypoints
+    libc.src.stdlib.strtod_l
+    libc.src.stdlib.strtof_l
+    libc.src.stdlib.strtol_l
+    libc.src.stdlib.strtold_l
+    libc.src.stdlib.strtoll_l
+    libc.src.stdlib.strtoul_l
+    libc.src.stdlib.strtoull_l
+
     # time.h entrypoints
     libc.src.time.asctime
     libc.src.time.asctime_r
@@ -257,12 +272,31 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.time.strftime_l
     libc.src.time.timespec_get
 
+    # wchar.h entrypoints
+    libc.src.wchar.btowc
+    libc.src.wchar.wcslen
+    libc.src.wchar.wctob
+
     # internal entrypoints
     libc.startup.baremetal.init
     libc.startup.baremetal.fini
 )
 
 set(TARGET_LIBM_ENTRYPOINTS
+    # complex.h entrypoints
+    libc.src.complex.creal
+    libc.src.complex.crealf
+    libc.src.complex.creall
+    libc.src.complex.cimag
+    libc.src.complex.cimagf
+    libc.src.complex.cimagl
+    libc.src.complex.conj
+    libc.src.complex.conjf
+    libc.src.complex.conjl
+    libc.src.complex.cproj
+    libc.src.complex.cprojf
+    libc.src.complex.cprojl
+
     # fenv.h entrypoints
     libc.src.fenv.feclearexcept
     libc.src.fenv.fedisableexcept
@@ -288,6 +322,8 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.asinhf
     libc.src.math.atan2
     libc.src.math.atan2f
+    # libc.src.math.atan2l
+    libc.src.math.atan
     libc.src.math.atanf
     libc.src.math.atanhf
     libc.src.math.canonicalize
@@ -304,10 +340,18 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.cos
     libc.src.math.cosf
     libc.src.math.coshf
+    libc.src.math.cospif
+    libc.src.math.dfmal
+    libc.src.math.dmull
+    libc.src.math.dsqrtl
+    libc.src.math.daddl
+    libc.src.math.ddivl
+    libc.src.math.dsubl
     libc.src.math.erff
     libc.src.math.exp
     libc.src.math.exp10
     libc.src.math.exp10f
+    libc.src.math.exp10m1f
     libc.src.math.exp2
     libc.src.math.exp2f
     libc.src.math.exp2m1f
@@ -317,9 +361,16 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fabs
     libc.src.math.fabsf
     libc.src.math.fabsl
+    libc.src.math.fadd
+    libc.src.math.faddl
+    libc.src.math.fadd
     libc.src.math.fdim
     libc.src.math.fdimf
     libc.src.math.fdiml
+    libc.src.math.fdiv
+    libc.src.math.fdivl
+    libc.src.math.ffma
+    libc.src.math.ffmal
     libc.src.math.floor
     libc.src.math.floorf
     libc.src.math.floorl
@@ -359,6 +410,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fmodf
     libc.src.math.fmodl
     libc.src.math.fmul
+    libc.src.math.fmull
     libc.src.math.frexp
     libc.src.math.frexpf
     libc.src.math.frexpl
@@ -368,14 +420,27 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fromfpx
     libc.src.math.fromfpxf
     libc.src.math.fromfpxl
+    libc.src.math.fsqrt
+    libc.src.math.fsqrtl
+    libc.src.math.fsub
+    libc.src.math.fsubl
+    libc.src.math.getpayload
+    libc.src.math.getpayloadf
+    libc.src.math.getpayloadl
     libc.src.math.hypot
     libc.src.math.hypotf
     libc.src.math.ilogb
     libc.src.math.ilogbf
     libc.src.math.ilogbl
+    libc.src.math.iscanonical
+    libc.src.math.iscanonicalf
+    libc.src.math.iscanonicall
     libc.src.math.isnan
     libc.src.math.isnanf
     libc.src.math.isnanl
+    libc.src.math.issignaling
+    libc.src.math.issignalingf
+    libc.src.math.issignalingl
     libc.src.math.ldexp
     libc.src.math.ldexpf
     libc.src.math.ldexpl
@@ -449,17 +514,30 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.scalbn
     libc.src.math.scalbnf
     libc.src.math.scalbnl
+    libc.src.math.setpayload
+    libc.src.math.setpayloadf
+    libc.src.math.setpayloadl
+    libc.src.math.setpayloadsig
+    libc.src.math.setpayloadsigf
+    libc.src.math.setpayloadsigl
     libc.src.math.sin
     libc.src.math.sincos
     libc.src.math.sincosf
     libc.src.math.sinf
     libc.src.math.sinhf
+    libc.src.math.sinpif
     libc.src.math.sqrt
     libc.src.math.sqrtf
     libc.src.math.sqrtl
     libc.src.math.tan
     libc.src.math.tanf
     libc.src.math.tanhf
+    libc.src.math.totalorder
+    libc.src.math.totalorderf
+    libc.src.math.totalorderl
+    libc.src.math.totalordermag
+    libc.src.math.totalordermagf
+    libc.src.math.totalordermagl
     libc.src.math.trunc
     libc.src.math.truncf
     libc.src.math.truncl
@@ -471,6 +549,210 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.ufromfpxl
 )
 
+if(LIBC_TYPES_HAS_CFLOAT16)
+  list(APPEND TARGET_LIBM_ENTRYPOINTS
+    # complex.h C23 _Complex _Float16 entrypoints
+    libc.src.complex.crealf16
+    libc.src.complex.cimagf16
+    libc.src.complex.conjf16
+    libc.src.complex.cprojf16
+  )
+endif()
+
+if(LIBC_TYPES_HAS_FLOAT16)
+  list(APPEND TARGET_LIBM_ENTRYPOINTS
+    # math.h C23 _Float16 entrypoints
+    libc.src.math.acosf16
+    libc.src.math.acoshf16
+    libc.src.math.asinf16
+    libc.src.math.asinhf16
+    libc.src.math.canonicalizef16
+    libc.src.math.ceilf16
+    libc.src.math.copysignf16
+    libc.src.math.cosf16
+    libc.src.math.coshf16
+    libc.src.math.cospif16
+    libc.src.math.exp10f16
+    libc.src.math.exp10m1f16
+    libc.src.math.exp2f16
+    libc.src.math.exp2m1f16
+    libc.src.math.expf16
+    libc.src.math.expm1f16
+    libc.src.math.f16add
+    libc.src.math.f16addf
+    libc.src.math.f16addl
+    libc.src.math.f16div
+    libc.src.math.f16divf
+    libc.src.math.f16divl
+    libc.src.math.f16fma
+    libc.src.math.f16fmaf
+    libc.src.math.f16fmal
+    libc.src.math.f16mul
+    libc.src.math.f16mulf
+    libc.src.math.f16mull
+    libc.src.math.f16sqrt
+    libc.src.math.f16sqrtf
+    libc.src.math.f16sqrtl
+    libc.src.math.f16sub
+    libc.src.math.f16subf
+    libc.src.math.f16subl
+    libc.src.math.fabsf16
+    libc.src.math.fdimf16
+    libc.src.math.floorf16
+    libc.src.math.fmaf16
+    libc.src.math.fmaxf16
+    libc.src.math.fmaximum_mag_numf16
+    libc.src.math.fmaximum_magf16
+    libc.src.math.fmaximum_numf16
+    libc.src.math.fmaximumf16
+    libc.src.math.fminf16
+    libc.src.math.fminimum_mag_numf16
+    libc.src.math.fminimum_magf16
+    libc.src.math.fminimum_numf16
+    libc.src.math.fminimumf16
+    libc.src.math.fmodf16
+    libc.src.math.frexpf16
+    libc.src.math.fromfpf16
+    libc.src.math.fromfpxf16
+    libc.src.math.getpayloadf16
+    libc.src.math.hypotf16
+    libc.src.math.ilogbf16
+    libc.src.math.iscanonicalf16
+    libc.src.math.issignalingf16
+    libc.src.math.ldexpf16
+    libc.src.math.llogbf16
+    libc.src.math.llrintf16
+    libc.src.math.llroundf16
+    libc.src.math.log10f16
+    libc.src.math.log2f16
+    libc.src.math.logbf16
+    libc.src.math.logf16
+    libc.src.math.lrintf16
+    libc.src.math.lroundf16
+    libc.src.math.modff16
+    libc.src.math.nanf16
+    libc.src.math.nearbyintf16
+    libc.src.math.nextafterf16
+    libc.src.math.nextdownf16
+    libc.src.math.nexttowardf16
+    libc.src.math.nextupf16
+    libc.src.math.remainderf16
+    libc.src.math.remquof16
+    libc.src.math.rintf16
+    libc.src.math.roundevenf16
+    libc.src.math.roundf16
+    libc.src.math.scalblnf16
+    libc.src.math.scalbnf16
+    libc.src.math.setpayloadf16
+    libc.src.math.setpayloadsigf16
+    libc.src.math.sinf16
+    libc.src.math.sinhf16
+    libc.src.math.sinpif16
+    libc.src.math.sqrtf16
+    libc.src.math.tanf16
+    libc.src.math.tanhf16
+    libc.src.math.tanpif16
+    libc.src.math.totalorderf16
+    libc.src.math.totalordermagf16
+    libc.src.math.truncf16
+    libc.src.math.ufromfpf16
+    libc.src.math.ufromfpxf16
+  )
+
+  if(LIBC_TYPES_HAS_FLOAT128)
+    list(APPEND TARGET_LIBM_ENTRYPOINTS
+      # math.h C23 mixed _Float16 and _Float128 entrypoints
+      libc.src.math.f16addf128
+      libc.src.math.f16divf128
+      libc.src.math.f16fmaf128
+      libc.src.math.f16mulf128
+      libc.src.math.f16sqrtf128
+      libc.src.math.f16subf128
+    )
+  endif()
+endif()
+
+if(LIBC_TYPES_HAS_CFLOAT128)
+  list(APPEND TARGET_LIBM_ENTRYPOINTS
+    # complex.h C23 _Complex _Float128 entrypoints
+    libc.src.complex.crealf128
+    libc.src.complex.cimagf128
+    libc.src.complex.conjf128
+    libc.src.complex.cprojf128
+  )
+endif()
+
+if(LIBC_TYPES_HAS_FLOAT128)
+  list(APPEND TARGET_LIBM_ENTRYPOINTS
+    # math.h C23 _Float128 entrypoints
+    libc.src.math.atan2f128
+    libc.src.math.canonicalizef128
+    libc.src.math.ceilf128
+    libc.src.math.copysignf128
+    libc.src.math.daddf128
+    libc.src.math.ddivf128
+    libc.src.math.dfmaf128
+    libc.src.math.dmulf128
+    libc.src.math.dsqrtf128
+    libc.src.math.dsubf128
+    libc.src.math.fabsf128
+    libc.src.math.faddf128
+    libc.src.math.fdimf128
+    libc.src.math.fdivf128
+    libc.src.math.ffmaf128
+    libc.src.math.floorf128
+    libc.src.math.fmaxf128
+    libc.src.math.fmaximum_mag_numf128
+    libc.src.math.fmaximum_magf128
+    libc.src.math.fmaximum_numf128
+    libc.src.math.fmaximumf128
+    libc.src.math.fminf128
+    libc.src.math.fminimum_mag_numf128
+    libc.src.math.fminimum_magf128
+    libc.src.math.fminimum_numf128
+    libc.src.math.fminimumf128
+    libc.src.math.fmodf128
+    libc.src.math.fmulf128
+    libc.src.math.frexpf128
+    libc.src.math.fromfpf128
+    libc.src.math.fromfpxf128
+    libc.src.math.fsqrtf128
+    libc.src.math.fsubf128
+    libc.src.math.getpayloadf128
+    libc.src.math.ilogbf128
+    libc.src.math.iscanonicalf128
+    libc.src.math.issignalingf128
+    libc.src.math.ldexpf128
+    libc.src.math.llogbf128
+    libc.src.math.llrintf128
+    libc.src.math.llroundf128
+    libc.src.math.logbf128
+    libc.src.math.lrintf128
+    libc.src.math.lroundf128
+    libc.src.math.modff128
+    libc.src.math.nanf128
+    libc.src.math.nearbyintf128
+    libc.src.math.nextafterf128
+    libc.src.math.nextdownf128
+    libc.src.math.nextupf128
+    libc.src.math.remainderf128
+    libc.src.math.remquof128
+    libc.src.math.rintf128
+    libc.src.math.roundevenf128
+    libc.src.math.roundf128
+    libc.src.math.scalblnf128
+    libc.src.math.scalbnf128
+    libc.src.math.setpayloadf128
+    libc.src.math.setpayloadsigf128
+    libc.src.math.sqrtf128
+    libc.src.math.totalorderf128
+    libc.src.math.totalordermagf128
+    libc.src.math.truncf128
+    libc.src.math.ufromfpf128
+    libc.src.math.ufromfpxf128
+  )
+endif()
+
 if(LIBC_COMPILER_HAS_FIXED_POINT)
   list(APPEND TARGET_LIBM_ENTRYPOINTS
     # stdfix.h _Fract and _Accum entrypoints
@@ -514,6 +796,30 @@ if(LIBC_COMPILER_HAS_FIXED_POINT)
     libc.src.stdfix.ukbits
     libc.src.stdfix.lkbits
     libc.src.stdfix.ulkbits
+    libc.src.stdfix.bitshr
+    libc.src.stdfix.bitsr
+    libc.src.stdfix.bitslr
+    libc.src.stdfix.bitshk
+    libc.src.stdfix.bitsk
+    libc.src.stdfix.bitslk
+    libc.src.stdfix.bitsuhr
+    libc.src.stdfix.bitsur
+    libc.src.stdfix.bitsulr
+    libc.src.stdfix.bitsuhk
+    libc.src.stdfix.bitsuk
+    libc.src.stdfix.bitsulk
+    libc.src.stdfix.countlshr
+    libc.src.stdfix.countlsr
+    libc.src.stdfix.countlslr
+    libc.src.stdfix.countlshk
+    libc.src.stdfix.countlsk
+    libc.src.stdfix.countlslk
+    libc.src.stdfix.countlsuhr
+    libc.src.stdfix.countlsur
+    libc.src.stdfix.countlsulr
+    libc.src.stdfix.countlsuhk
+    libc.src.stdfix.countlsuk
+    libc.src.stdfix.countlsulk
   )
 endif()
 
diff --git a/libc/config/baremetal/aarch64/headers.txt b/libc/config/baremetal/aarch64/headers.txt
index c85533772f455..31cc04d849109 100644
--- a/libc/config/baremetal/aarch64/headers.txt
+++ b/libc/config/baremetal/aarch64/headers.txt
@@ -1,14 +1,19 @@
 set(TARGET_PUBLIC_HEADERS
     libc.include.assert
+    libc.include.complex
     libc.include.ctype
+    libc.include.elf
     libc.include.errno
     libc.include.features
     libc.include.fenv
     libc.include.float
     libc.include.inttypes
+    libc.include.limits
     libc.include.locale
     libc.include.math
     libc.include.setjmp
+    libc.include.stdbit
+    libc.include.stdckdint
     libc.include.stdfix
     libc.include.stdint
     libc.include.stdio
@@ -18,4 +23,5 @@ set(TARGET_PUBLIC_HEADERS
     libc.include.sys_queue
     libc.include.time
     libc.include.uchar
+    libc.include.wchar
 )
diff --git a/libc/config/baremetal/arm/entrypoints.txt b/libc/config/baremetal/arm/entrypoints.txt
index 511d9d22f1450..835ed023fc1dc 100644
--- a/libc/config/baremetal/arm/entrypoints.txt
+++ b/libc/config/baremetal/arm/entrypoints.txt
@@ -2,6 +2,9 @@ set(TARGET_LIBC_ENTRYPOINTS
     # assert.h entrypoints
     libc.src.assert.__assert_fail
 
+    # compiler entrypoints (no corresponding header)
+    libc.src.compiler.__stack_chk_fail
+
     # ctype.h entrypoints
     libc.src.ctype.isalnum
     libc.src.ctype.isalpha
@@ -36,22 +39,6 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.ctype.tolower_l
     libc.src.ctype.toupper_l
 
-    # stdlib.h entrypoints
-    libc.src.stdlib.strtod_l
-    libc.src.stdlib.strtof_l
-    libc.src.stdlib.strtol_l
-    libc.src.stdlib.strtold_l
-    libc.src.stdlib.strtoll_l
-    libc.src.stdlib.strtoul_l
-    libc.src.stdlib.strtoull_l
-
-    # string.h entrypoints
-    libc.src.string.strcoll_l
-    libc.src.string.strxfrm_l
-
-    # compiler entrypoints (no corresponding header)
-    libc.src.compiler.__stack_chk_fail
-
     # errno.h entrypoints
     libc.src.errno.errno
 
@@ -89,6 +76,7 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.string.strcoll
     libc.src.string.strcpy
     libc.src.string.strcspn
+    libc.src.string.strdup
     libc.src.string.strerror
     libc.src.string.strerror_r
     libc.src.string.strlcat
@@ -97,6 +85,7 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.string.strncat
     libc.src.string.strncmp
     libc.src.string.strncpy
+    libc.src.string.strndup
     libc.src.string.strnlen
     libc.src.string.strpbrk
     libc.src.string.strrchr
@@ -107,15 +96,26 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.string.strtok_r
     libc.src.string.strxfrm
 
+    # string.h entrypoints
+    libc.src.string.strcoll_l
+    libc.src.string.strxfrm_l
+
     # strings.h entrypoints
     libc.src.strings.bcmp
     libc.src.strings.bcopy
     libc.src.strings.bzero
+    libc.src.strings.ffs
+    libc.src.strings.ffsl
+    libc.src.strings.ffsll
     libc.src.strings.index
     libc.src.strings.rindex
     libc.src.strings.strcasecmp
     libc.src.strings.strncasecmp
 
+    # strings.h entrypoints
+    libc.src.strings.strcasecmp_l
+    libc.src.strings.strncasecmp_l
+
     # inttypes.h entrypoints
     libc.src.inttypes.imaxabs
     libc.src.inttypes.imaxdiv
@@ -214,6 +214,7 @@ set(TARGET_LIBC_ENTRYPOINTS
 
     # stdlib.h entrypoints
     libc.src.stdlib._Exit
+    libc.src.stdlib.a64l
     libc.src.stdlib.abort
     libc.src.stdlib.abs
     libc.src.stdlib.aligned_alloc
@@ -226,15 +227,21 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.stdlib.div
     libc.src.stdlib.exit
     libc.src.stdlib.free
+    libc.src.stdlib.l64a
     libc.src.stdlib.labs
     libc.src.stdlib.ldiv
     libc.src.stdlib.llabs
     libc.src.stdlib.lldiv
     libc.src.stdlib.malloc
+    libc.src.stdlib.memalignment
     libc.src.stdlib.qsort
+    libc.src.stdlib.qsort_r
     libc.src.stdlib.rand
     libc.src.stdlib.realloc
     libc.src.stdlib.srand
+    # libc.src.stdlib.strfromd
+    # libc.src.stdlib.strfromf
+    # libc.src.stdlib.strfroml
     libc.src.stdlib.strtod
     libc.src.stdlib.strtof
     libc.src.stdlib.strtol
@@ -243,6 +250,15 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.stdlib.strtoul
     libc.src.stdlib.strtoull
 
+    # stdlib.h entrypoints
+    libc.src.stdlib.strtod_l
+    libc.src.stdlib.strtof_l
+    libc.src.stdlib.strtol_l
+    libc.src.stdlib.strtold_l
+    libc.src.stdlib.strtoll_l
+    libc.src.stdlib.strtoul_l
+    libc.src.stdlib.strtoull_l
+
     # time.h entrypoints
     libc.src.time.asctime
     libc.src.time.asctime_r
@@ -256,12 +272,31 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.time.strftime_l
     libc.src.time.timespec_get
 
+    # wchar.h entrypoints
+    libc.src.wchar.btowc
+    libc.src.wchar.wcslen
+    libc.src.wchar.wctob
+
     # internal entrypoints
     libc.startup.baremetal.init
     libc.startup.baremetal.fini
 )
 
 set(TARGET_LIBM_ENTRYPOINTS
+    # complex.h entrypoints
+    libc.src.complex.creal
+    libc.src.complex.crealf
+    libc.src.complex.creall
+    libc.src.complex.cimag
+    libc.src.complex.cimagf
+    libc.src.complex.cimagl
+    libc.src.complex.conj
+    libc.src.complex.conjf
+    libc.src.complex.conjl
+    libc.src.complex.cproj
+    libc.src.complex.cprojf
+    libc.src.complex.cprojl
+
     # fenv.h entrypoints
     libc.src.fenv.feclearexcept
     libc.src.fenv.fedisableexcept
@@ -287,6 +322,8 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.asinhf
     libc.src.math.atan2
     libc.src.math.atan2f
+    libc.src.math.atan2l
+    libc.src.math.atan
     libc.src.math.atanf
     libc.src.math.atanhf
     libc.src.math.canonicalize
@@ -303,10 +340,18 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.cos
     libc.src.math.cosf
     libc.src.math.coshf
+    libc.src.math.cospif
+    libc.src.math.dfmal
+    libc.src.math.dmull
+    libc.src.math.dsqrtl
+    libc.src.math.daddl
+    libc.src.math.ddivl
+    libc.src.math.dsubl
     libc.src.math.erff
     libc.src.math.exp...
[truncated]

michaelrj-google
michaelrj-google approved these changes Apr 14, 2025
View reviewed changes
Copy link
Contributor

@michaelrj-google michaelrj-google left a comment

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

LGTM, I assume you've tested these configs?

@petrhosek
Copy link
Member Author

LGTM, I assume you've tested these configs?

I did using the Fuchsia Clang toolchain build.

@petrhosek petrhosek merged commit a43ff0e into llvm:main Apr 14, 2025
16 checks passed
var-const pushed a commit to ldionne/llvm-project that referenced this pull request Apr 17, 2025
@petrhosek @var-const
[libc] Include extra baremetal headers and entrypoints (llvm#135462)
32af864 
These are all usable in baremetal environments.
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Reviewers

@michaelrj-google michaelrj-google michaelrj-google approved these changes

@lntue lntue Awaiting requested review from lntue

Assignees
No one assigned
Labels
libc
Projects
None yet
Milestone
No milestone
Development

Successfully merging this pull request may close these issues.
3 participants
@petrhosek @llvmbot @michaelrj-google