Commit graph

355 commits

Author SHA1 Message Date
Jan (janneke) Nieuwenhuizen 3b68e7de64
mescc: Mes C Library: Prepare for M2-Planet: memcpy.
* lib/string/memcpy.c: Rewrite C-constructs not supported by M2-Planet.
2020-05-17 19:29:36 +02:00
Jan (janneke) Nieuwenhuizen b20a388715
mescc: Mes C Library: Prepare for M2-Planet: memchr.
* lib/string/memchr.c: Rewrite C-constructs not supported by M2-Planet.
2020-05-17 19:29:18 +02:00
Jan (janneke) Nieuwenhuizen b4895d7495
mescc: Mes C Library: Prepare for M2-Planet: strncmp.
* lib/string/strncmp.c: Rewrite C-constructs not supported by M2-Planet.
2020-05-17 19:44:02 +02:00
Jan (janneke) Nieuwenhuizen 99e24cd99a
mescc: Mes C Library: Prepare for M2-Planet: strlen.
* lib/string/strlen.c: : Rewrite C-constructs not supported by M2-Planet.
2020-05-17 19:30:04 +02:00
Jan (janneke) Nieuwenhuizen 8194ecfc0f
mescc: Mes C Library: Prepare for M2-Planet: strcpy.
* lib/string/strcpy.c: Rewrite C-constructs not supported by M2-Planet.
2020-05-17 19:29:57 +02:00
Jan (janneke) Nieuwenhuizen c117abe06a
mescc: Mes C Library: Prepare for M2-Planet: strcmp.
* lib/string/strcmp.c: Rewrite C-constructs not supported by M2-Planet.
2020-05-17 19:29:44 +02:00
Jan (janneke) Nieuwenhuizen 0ca159041d
mescc: Mes C Library: Prepare for M2-Planet: __assert_fail.
Rewrite C-constructs not supported by M2-Planet, such as

    foo ? bar : baz;       -> if (foo) bar; else baz;
    static char foo[1024]  -> __func_buf = malloc (1024); ... char *foo = __func_buf;
    *foo                   -> foo[0]
    foo++                  -> foo = foo + 1   TODO: pointer arithmetic
    foo += 1;              -> foo = foo + 1
    for (int foo = ;       -> int foo; for (foo=
    if (foo)               -> if (foo != 0)
    if (!foo)              -> if (foo == 0)
    ;                      -> 0;

* lib/mes/__assert_fail.c: Rewrite C-constructs not supported by
M2-Planet.
2020-05-17 19:27:27 +02:00
Jan (janneke) Nieuwenhuizen cf22ba44ce
mescc: Mes C Library: Add assert_msg.
* lib/mes/assert_msg.c: New file.
2020-04-19 15:57:06 +02:00
W. J. van der Laan be4514c4de
lib/tests: Pass int to va_arg instead of char.
* lib/tests/scaffold/70-stdarg.c (stdarg1, stdarg2, stdarg3): Pass int
to va_arg instead of char to avoid gcc trap "warning: 'char’ is promoted
to ‘int’ when passed through ‘...’ [enabled by default] (so you should
pass ‘int’ not ‘char’ to ‘va_arg’) if this code is reached, the program
will abort".
2021-05-02 16:56:29 +02:00
Jan (janneke) Nieuwenhuizen 6c1ff75c5a
mescc: Mes C Library: crt: Support more than 255 command line parameters.
Reported by Paul Dersey <pdersey@gmail.com>.

* lib/freebsd/x86-mes-gcc/crt1.c (_start): Use mov instead of movzbl for
argc.
* lib/linux/x86-mes-gcc/crt0.c (_start): Likewise.
* lib/linux/x86-mes-gcc/crt1.c (_start): Likewise.
* lib/freebsd/x86-mes-mescc/crt1.c (_start): Likewise.
* lib/linux/x86-mes-mescc/crt1.c (_start): Likewise.
2021-05-02 14:22:21 +02:00
Jan (janneke) Nieuwenhuizen dfa8e6e9d5
mescc: Mes C Library: malloc.c: Move unix-variant to lib/linux.
* lib/stdlib/malloc.c: Move to...
lib/linux/malloc.c: ...here.
* build-aux/configure-lib.sh (libc_SOURCES): Move malloc.c...
[linux]: ...here.
2021-05-02 13:13:13 +02:00
Danny Milosavljevic 2e9b02043b
libtcc1: Fix integer division, modulo and shifting procedures.
* lib/libtcc1.c (__divdi3): Make parameters integer.
(__moddi3): Make parameters integer.
(__udivdi3): Use unsigned division.
(__umoddi3): Use unsigned modulo.
(__lshrdi3): Add comment.
(__ashrdi3): Add comment.
2021-03-14 11:05:00 +01:00
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