Commit Graph

343 Commits

Author SHA1 Message Date
Danny Milosavljevic 27b06c6ddb
mescc: Mes C Library: Make malloc align the blocks it gives out.
* include/stddef.h (max_align_t): Add typedef for max_align_t.
* lib/stdlib/malloc.c (malloc): Align the blocks it gives out to multiples
of max_align_t.
2021-01-23 08:43:48 +01:00
Jan (janneke) Nieuwenhuizen 381e8bd6e0
mescc: Mes C Library: feof: Bugfix for ARM.
* lib/stdio/feof.c (feof): Use int to compare with EOF.
2021-01-23 08:43:47 +01:00
Jan (janneke) Nieuwenhuizen 7ab9cfe864
mescc: Mes C Library: time.c: Use #if defined.
This helps resurrect the mes-0.19-based bootstrap.

* lib/linux/time.c: Use #if defined () instead of plain #if for possibly
undefined macros.
2021-01-23 08:43:47 +01:00
Jan (janneke) Nieuwenhuizen 3115261f2f
libtcc1: Compile float stubs conditionally.
* lib/libtcc1.c (__floatundidf, __floatundixf, __fixunsxfdi, __fixxfdi,
__fixsfdi, __fixunsdfdi, __fixunsdfsi, __floatdisf,
__floatdidf)[!(HAVE_FLOAT_STUB || HAVE_FLOAT)]: Remove.
2021-01-23 08:43:47 +01:00
Jan (janneke) Nieuwenhuizen d9226ca678
libtcc1: Make float stubs weak.
* lib/libtcc1.c (__floatundidf, __floatundixf, __fixunsxfdi, __fixxfdi,
__fixsfdi, __fixunsdfdi, __fixunsdfsi, __floatdisf, __floatdidf): Add
__attribute__ ((weak)).
2021-01-23 08:43:47 +01:00
Jan (janneke) Nieuwenhuizen b7dff2c2a4
mescc: Mes C Library: ARM: setjmp.c: Inline fake asm.
* lib/linux/arm-mes-gcc/_exit.c (longjmp, setjmp): Use inline fake asm.
2021-01-23 08:43:46 +01:00
Jan (janneke) Nieuwenhuizen 6703c33f96
mescc: Mes C Library: ARM: syscall.c: Inline fake asm.
* lib/linux/arm-mes-gcc/syscall.c (__sys_call, __sys_call1, __sys_call2,
__sys_call3, __sys_call4): Use inline fake asm.
2021-01-23 08:43:46 +01:00
Jan (janneke) Nieuwenhuizen e5ce69ec3f
mescc: Mes C Library: ARM: _write.c: Inline fake asm.
* lib/linux/arm-mes-gcc/_write.c (_write): Use inline fake asm.
2021-01-23 08:43:46 +01:00
Jan (janneke) Nieuwenhuizen 0667d1aa25
mescc: Mes C Library: ARM: _exit: Inline fake asm.
* lib/linux/arm-mes-gcc/_exit.c (_exit): Use inline fake asm.
2021-01-23 08:43:46 +01:00
Jan (janneke) Nieuwenhuizen 4e7a6057aa
mescc: Mes C Library: ARM: _start: Inline fake asm.
* lib/linux/arm-mes-gcc/crt1.c (_start): Use inline fake asm.
2021-01-23 08:43:46 +01:00
Jan (janneke) Nieuwenhuizen 9711ed70ec
tests: Add 70-or-argument.c.
* lib/tests/scaffold/70-or-argument.c: New file.
* build-aux/check-mescc.sh (tcc_tests): Add it.
2021-01-23 08:43:46 +01:00
Jan (janneke) Nieuwenhuizen b531c73590
tests: Add 70-function-modulo.c.
* lib/tests/scaffold/70-function-modulo.c: New file.
* build-aux/check-mescc.sh (tcc_tests): Add it.
2021-01-23 08:43:45 +01:00
Jan (janneke) Nieuwenhuizen 4b194d7bc7
tests: 70-strchr.c: Rewrite for TinyCC.
* lib/tests/string/70-strchr.c (main): Use char* hello for comparison.
Allows for duplication of "hello" string.
2021-01-23 08:43:45 +01:00
Jan (janneke) Nieuwenhuizen bdb1e2ec56
test: scaffold/54-argv.c: Support running with TinyCC.
This fixes running as lib/tests/scaffold/54-argv-i686-unknown-linux-gnu-tcc.

* lib/tests/scaffold/54-argv.c (main): Compare only first 26 characters
of argv[0].
2021-01-23 08:43:45 +01:00
Jan (janneke) Nieuwenhuizen 905277a73a
mescc: Mes C Library: Split _exit.c, _write.c from mini.c.
* lib/freebsd/x86-mes-gcc/mini.c: Split into...
* lib/freebsd/x86-mes-gcc/_exit.c: ...this, and...
* lib/freebsd/x86-mes-gcc/_write.c: ...this.
* lib/freebsd/x86-mes-mescc/mini.c: Slpit into...
* lib/freebsd/x86-mes-mescc/_exit.c: ...this, and...
* lib/freebsd/x86-mes-mescc/_write.c: ...this.
* lib/gnu/x86-mes-gcc/mini.c: Split into...
* lib/gnu/x86-mes-gcc/_exit.c: ...this, and...
* lib/gnu/x86-mes-gcc/_write.c: ...this.
* lib/linux/arm-mes-gcc/mini.c: Split into...
* lib/linux/arm-mes-gcc/_exit.c: ...this, and...
* lib/linux/arm-mes-gcc/_write.c: ...this.
* lib/linux/arm-mes-mescc/mini.c: Split into...
* lib/linux/arm-mes-mescc/_exit.c: ...this, and...
* lib/linux/arm-mes-mescc/_write.c: ...this.
* build-aux/configure-lib.sh (libc_mini_shared_SOURCES): Replace mini.c
with add _exit.c, _write.c.
* simple.sh: Update accordingly.
2021-01-23 08:43:45 +01:00
Jan (janneke) Nieuwenhuizen 4f66055f3b
ARM: Add fake asm for setjmp.c.
* lib/arm-mes-gcc/setjmp.c (longjmp, setjmp)[__TINYC__]: Add fake asm.
2021-01-23 08:43:44 +01:00
Jan (janneke) Nieuwenhuizen e5573ec23c
ARM: Add fake asm for syscall.c.
* lib/linux/arm-mes-gcc/syscall.c (__sys_call, __sys_call1, __sys_call2,
__sys_call3, __sys_call4) [__TINYC__]: Add fake asm.
2021-01-23 08:43:44 +01:00
Jan (janneke) Nieuwenhuizen 40f270f3d7
ARM: Add fake asm for mini.c.
* lib/linux/arm-mes-gcc/mini.c (_exit, _write)[__TINYC__]: Add fake asm.
2021-01-23 08:43:44 +01:00
Jan (janneke) Nieuwenhuizen 420d422e34
ARM: Add fake asm for crt1.c.
* lib/linux/arm-mes-gcc/crt1.c (_start)[__TINYC__]: Use fake asm.
2021-01-23 08:43:44 +01:00
Jan (janneke) Nieuwenhuizen ed59c243a8
mescc: Mes C Library: Support ARM tcc: Add crti.c, crtn.c.
* lib/linux/arm-mes-gcc/crti.c: New file.
* lib/linux/arm-mes-gcc/crtn.c: New file.
2021-01-23 08:43:44 +01:00
Jan (janneke) Nieuwenhuizen e82a53a40f
mescc: Mes C Library: Support ARM tcc: Add __memset.
* lib/string/__memset.c: New file.
* include/mes/lib.h (__memset): Add prototype.
2021-01-23 08:43:43 +01:00
Jan (janneke) Nieuwenhuizen 82a2388db2
mescc: Mes C Library: Support ARM tcc: Add __memmove.
* lib/string/__memmove.c: New file.
* include/mes/lib.h (__memmove): Add prototype.
2021-01-23 08:43:43 +01:00
Jan (janneke) Nieuwenhuizen bebb8dabfb
mescc: Mes C Library: Support ARM tcc: Add __memcpy.
* lib/string/__memcpy.c: New file.
* include/mes/lib.h (__memcpy): Add prototype.
2021-01-23 08:43:43 +01:00
Jan (janneke) Nieuwenhuizen 6a9e9838f0
mescc: Mes C Library: abort: Avoid __raise for TinyCC.
* lib/stdlib/abort.c: Use "raise" instead of __raise.
2021-01-23 08:43:43 +01:00
Jan (janneke) Nieuwenhuizen 98965c8807
test: Split-off scaffold/60-math-itoa.c.
* lib/tests/scaffold/60-math.c (main): Move itoa tests to...
* lib/tests/scaffold/60-math-itoa.c: ...this new file.
* build-aux/check-mescc.sh (mes_tests): Add it.
2021-01-23 08:43:43 +01:00
Jan (janneke) Nieuwenhuizen af2353dd23
test: Split-off 36-compare-arithmetic-negative.c.
* lib/tests/scaffold/36-compare-arithmetic.c (main): Move negative
divisions to...
* lib/tests/scaffold/36-compare-arithmetic-negative.c: ...new file here.
* build-aux/check-mescc.sh (mes_tests): Add it.
2021-01-23 08:43:43 +01:00
Jan (janneke) Nieuwenhuizen cd6131bc21
test: ARM: 08-assign.c: Avoid assembly for tcc.
* lib/tests/scaffold/08-assign.c (main)[__arm__ && __TINYC__]: Avoid assembly.
2021-01-23 08:43:42 +01:00
Jan (janneke) Nieuwenhuizen 691d25699c
test: Split-off 50-strcmp-itoa.c
* lib/tests/string/50-strcmp.c (main): Move itoa tests to...
* lib/tests/string/50-strcmp-itoa.c: ...this new file.
* build-aux/check-mescc.sh (mes_tests): Add it.
2021-01-23 08:43:42 +01:00
Jan (janneke) Nieuwenhuizen 4a9d7a1f33
ARM: libtcc1: Add __divsi3, __modsi3, __udivsi3, __umodsi3.
* lib/libtcc1.c (__divsi3, __modsi3, __udivsi3, __umodsi3): New functions.
2021-01-23 08:43:42 +01:00
Jan (janneke) Nieuwenhuizen 04afe3e238
ARM: libtcc1: Add stubs __floatundidf, __fixunsdfdi, __fixunsdfsi.
* lib/libtcc1.c (__floatdisf, __floatdidf)[__arm__]: New stubs.
2021-01-23 08:43:42 +01:00
Jan (janneke) Nieuwenhuizen e07e731dfd
libtcc1: Add stubs __floatundidf, __fixunsdfdi, __fixunsdfsi.
* lib/libtcc1.c (__floatundidf, __fixunsdfdi, __fixunsdfsi): New stubs.
2021-01-23 08:43:42 +01:00
Jan (janneke) Nieuwenhuizen 8c53e22434
ARM: libtcc1: Add support for TinyCC.
* lib/libtcc1.c: (__udivdi3, __umoddi3, __lshrdi3, __ashldi3,
__fixunsxfdi)[__arm__ && __TINYC__]: Use __mesabi functions.
2021-01-23 08:43:42 +01:00
Jan (janneke) Nieuwenhuizen 553539ad75
libtcc1: Remove mesabi dependencies for TinyCC.
* lib/libtcc1.c (__divdi3, __moddi3, __udivdi3, __umoddi3, __lshrdi3,
__ashldi3, __ashrdi3, __floatundixf, __fixunsxfdi, __fixxfdi,
__fixsfdi)[__TINYC__]: No stub printing.
2021-01-23 08:43:41 +01:00
Jan (janneke) Nieuwenhuizen ddd8349827
mescc: Mes C Library: div: Avoid __raise for TinyCC.
* lib/mes/div.c (__raise)[__TINYC__]: New macro.
2021-01-23 08:43:41 +01:00
Jan (janneke) Nieuwenhuizen ede49daabb
mescc: Mes C Library: Add __mesabi_umod, __mesabi_udiv.
* lib/mes/div.c (__mesabi_umod, __mesabi_udiv): New functions.
* include/mes/lib.h: Add prototypes.
2021-01-23 08:43:41 +01:00
Danny Milosavljevic c1dcdc5d7e
ARM: Implement long division.
* lib/mes/div.c (__mesabi_log2i): New procedure.
(__mesabi_uldiv1): New procedure.
(__mesabi_uldiv): Use it.

Co-Authored-By: Nathalie Kopaczewski <natkopa@gmail.com>
2021-01-23 08:43:41 +01:00
Jan (janneke) Nieuwenhuizen 13b69f4b9b
tests: Add 70-ternary-arithmetic-argument.c.
* lib/tests/scaffold/70-ternary-arithmetic-argument.c: New file.
* build-aux/check-mescc.sh (tcc_tests, xfail_tests): Add it.
2021-01-23 08:43:41 +01:00
Danny Milosavljevic 10bcb3709b
ARM: Speed up __mesabi_uldiv for powers-of-two divisors.
* lib/mes/div.c (__mesabi_uldiv): Speed up division for powers-of-two
divisors.
2021-01-23 08:43:41 +01:00
Paul Dersey 4492173466
Mes C Library: stdlib/qsort.c: Fix qswap segfault.
* stdlib/qsort.c (qswap): Remove hard coded buffer size.  Allow
swapping of objects of arbitrary size.
2021-01-23 08:43:05 +01:00
Jan (janneke) Nieuwenhuizen b601eb64af
mescc: Mes C Library: ntoab: Use unsigned base.
This fixes 60-math, 60-math-itoa, 70-printf-simple, 70-printf.

* lib/mes/ntoab.c (ntoab): Use unsigned base.
* include/mes/lib.h: Update prototype.
2020-12-13 22:19:06 +01:00
Jan (janneke) Nieuwenhuizen fa4147a284
mescc: Use signed division for x86, x86_64 when appropriate.
This fixes 36-compare-arithmetic.c

* module/mescc/i386/as.scm (i386:r0/r1, i386:r0%r1): Do not reset
signed?.
* module/mescc/x86_64/as.scm (x86_64:r0/r1, x86_64:r0%r1): Likewise.
* lib/tests/scaffold/36-compare-arithmetic.c (main): Use unique exit
value per failure.
2020-10-06 19:53:02 +02:00
Jan (janneke) Nieuwenhuizen 84ff05a839
mescc: Mes C Library: Support gcc-10.
See <https://lists.gnu.org/archive/html/bug-mes/2020-07/msg00000.html>.

Reported by Vagrant Cascadian <vagrant@reproducible-builds.org>.

* include/setjmp.h (jmp_buf): Remove.
* include/errno.h (errno): Mark extern.
* include/mes/lib-mini.h (environ, errno, __stdin, __stdout, __stderr):
Likewise.
* lib/mes/globals.c: New file; define them.
* build-aux/configure-lib.sh (libc_mini_shared_SOURCES,
libmescc_SOURCES): Add it.
* build-aux/test-c.sh: Always use -l c-mini as a minimum.
2020-10-06 13:13:44 +02:00
Jan (janneke) Nieuwenhuizen 0650e08744
mescc: Mes C Library: x86_64: Add syscall-internal.
This resurrects the x86_64 build.

* lib/linux/x86_64-mes-gcc/syscall-internal.c (__sys_call_internal),
lib/linux/x86_64-mes-mescc/syscall-internal.c: New file.
2020-10-06 10:05:33 +02:00
Jan (janneke) Nieuwenhuizen e16d1e469a
mescc: Mes C Library: x86_64: Introduce __sys_call and friends.
This prepares for x86_64 syscall-internal.

* lib/linux/x86_64-mes-gcc/syscall.c (__sys_call, __sys_call1,
__sys_call2, __sys_call3, __sys_call4): New functions, copied from ...
(_sys_call, _sys_call1, _sys_call2, _sys_call3, _sys_call4): ... these.
Use them, handle errno only.
2020-10-06 10:05:33 +02:00
Jan (janneke) Nieuwenhuizen 1c128c7a9f
mescc: Mes C Library: x86: Use long for syscalls.
The Linux signature uses long, also this allows for making
_sys_call and friends architecture-independent.

* lib/linux/x86-mes-mescc/syscall-internal.c (__sys_call_internal,
__sys_call2_internal): Use long.  Update callers.
* lib/linux/x86-mes-mescc/syscall.c (__sys_call, __sys_call1,
__sys_call2, __sys_call3, __sys_call4, _sys_call, _sys_call1,
_sys_call2, _sys_call3, _sys_call4): Likewise.
2020-10-06 10:05:33 +02:00
Jan (janneke) Nieuwenhuizen 5f8a424328
mescc: Mes C Library: Remove redundant prototypes.
* lib/linux/x86-mes-gcc/syscall.c(__sys_call, __sys_call1, __sys_call2,
__sys_call3, __sys_call4): Remove prototype.
2020-10-06 10:05:33 +02:00
Jan (janneke) Nieuwenhuizen c11a721c36
mescc: Mes C Library: Whitespace fixes.
* lib/linux/signal.c (signal): Whitespace fixes.
* lib/linux/time.c (time): Likewise.
2020-10-06 10:04:42 +02:00
Danny Milosavljevic afac5847e7
div: Remove libgcc-compatible API.
* lib/mes/div.c (__aeabi_idiv): Delete procedure.
(__aeabi_idivmod): Delete procedure.
(__aeabi_uidivmod): Delete procedure.
(__aeabi_uidiv): Delete procedure.
2020-10-06 10:04:29 +02:00
Danny Milosavljevic 9db916bba1
Revert syscall split (of commit 55d38162be);
just copy the two syscalls I need for __raise instead.

* lib/linux/arm-mes-gcc/syscall-internal.c (__sys_call_internal): New procedure.
(__sys_call2_internal): New procedure.
(__raise): Use them.
(__sys_call, __sys_call2, __sys_call3, __sys_call4, __sys_call6): Move to...
* lib/linux/arm-mes-gcc/syscall.c: ...here.
* lib/linux/arm-mes-mescc/syscall-internal.c (__sys_call_internal): New procedure.
(__sys_call2_internal): New procedure.
(__raise): Use them.
(__sys_call, __sys_call2, __sys_call3, __sys_call4, __sys_call6): Move to...
* lib/linux/arm-mes-mescc/syscall.c: ...here.
* lib/linux/x86-mes-gcc/syscall-internal.c (__sys_call_internal): New procedure.
(__sys_call2_internal): New procedure.
(__raise): Use them.
(__sys_call, __sys_call2, __sys_call3, __sys_call4, __sys_call6): Move to...
* lib/linux/x86-mes-gcc/syscall.c: ...here.
* lib/linux/x86-mes-mescc/syscall-internal.c (__sys_call_internal): New procedure.
(__sys_call2_internal): New procedure.
(__raise): Use them.
(__sys_call, __sys_call2, __sys_call3, __sys_call4, __sys_call6): Move to...
* lib/linux/x86-mes-mescc/syscall.c: ...here.
2020-10-06 10:04:29 +02:00
Danny Milosavljevic 3ed3b51371
div: Add comment about __aeabi_idiv.
* lib/mes/div.c (__aeabi_idiv): Add comment.
2020-10-06 10:04:29 +02:00