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Author SHA1 Message Date
W. J. van der Laan e07d1052aa lib: Add _sys_call_5 for Linux RISC-V64. 
* include/linux/syscall.h (_sys_call5): Declare 5-argument syscall needed
for SYS_renameat2, currently only used on RISC-V64.
* lib/linux/riscv64-mes-gcc/syscall.c (__sys_call5, _sys_call5):
Implement it.
 2023-11-05 09:39:29 +01:00
W. J. van der Laan f5d6a7b100 lib: Linux riscv64-mes-gcc support. 
* lib/linux/riscv64-mes-gcc/_exit.c,
lib/linux/riscv64-mes-gcc/_write.c,
lib/linux/riscv64-mes-gcc/crt1.c,
lib/linux/riscv64-mes-gcc/syscall-internal.c,
lib/linux/riscv64-mes-gcc/syscall.c: New files to make it possible
to compile mes for riscv64-mes-gcc.
 2023-11-05 09:39:29 +01:00
W. J. van der Laan 6051a6e91e lib: Base riscv64-mes-gcc support (dummy setjmp). 
* lib/riscv64-mes-gcc/setjmp.c: New file.
(setjmp, longjmp): Add dummy implementations. Implementing these for gcc
would be very involved, and does not seem necessary to get mescc to
work.
 2023-11-05 09:39:29 +01:00
W. J. van der Laan 2848cf6a18 lib: Make Linux scaffold work for RISC-V64. 
* lib/linux/riscv64-mes-gcc/exit-42.S,
lib/linux/riscv64-mes-gcc/hello-mes.S,
lib/linux/riscv64-mes/elf64-0exit-42.hex2,
lib/linux/riscv64-mes/elf64-0header.hex2,
lib/linux/riscv64-mes/elf64-0hello-mes.hex2,
lib/linux/riscv64-mes/elf64-body-exit-42.hex2,
lib/linux/riscv64-mes/elf64-body-hello-mes.hex2,
lib/linux/riscv64-mes/elf64-footer-single-main.hex2,
lib/linux/riscv64-mes/elf64-header.hex2: New files.  Makes basic
scaffold pass on RISC-V64.
 2023-11-05 09:39:29 +01:00
Ekaitz Zarraga acfead04ed DRAFT lib: Make objdump work on binaries in x86-linux. 
* lib/linux/x86-mes/elf32-header.hex2: Fix header sizes for objdump.
 2023-11-05 09:39:06 +01:00
Ekaitz Zarraga 1120073d8d DRAFT lib: Make objdump work on binaries in x86_64-linux. 
* lib/linux/x86_64-mes/elf64-header.hex2: Fix header sizes for objdump.
 2023-11-05 09:39:00 +01:00
Janneke Nieuwenhuizen 83f26445b0 DRAFT test: Add 68-truncate-shift. 
* lib/tests/scaffold/68-truncate-shift.c: New file.
* build-aux/check-mescc.sh (mes_tests): Add it.
 2023-11-05 09:38:57 +01:00
Andrius Štikonas 05e945c0a8 mescc: Do not overflow M1 64bit immediates. 
M1 immediates are limited to 31-bit before they become negative.

* module/mescc/x86_64/as.scm (x86_64:value->r, x86_64:r-cmp-value,
x86_64:r-long-mem-add, x86_64:r-and): Limit M1 immediate to #x80000000.

* lib/tests/scaffold/67-m1-overflow-check.c: New test.
* build-aux/check-mescc.sh (mes_tests): Add it.
 2023-11-05 09:36:26 +01:00
Andrius Štikonas 1650f0caae lib: Fix x86_64 M2 elf header to work with debug info. 
* lib/m2/x86_64/ELF-x86_64.hex2: Fix e_shoff, e_shentsize, e_shstrndx.
 2023-11-05 09:36:26 +01:00
Janneke Nieuwenhuizen 73acbc37b1 m2: Add new style x86_64 defines to support M2-Planet 1.11.0. 
* lib/m2/x86_64/x86_64_defs.M1: Add new M1 defines.
 2023-11-05 09:36:26 +01:00
Jan (janneke) Nieuwenhuizen 189ea8eb9d x86_64: build: Cater for M2-Planet. 
* build-aux/cflags.sh: Set cc_cpu.
* build-aux/config.sh.in (cc_cpu): Export.
* build-aux/export.make (cc_cpu): Likewise.
* kaem.arm (cc_cpu): New variable.
* kaem.x86 (cc_cpu): New variable.
* kaem.run (cc_cpu): New variable.  Define __<cc_cpu>__.
* scaffold/argv.kaem (cc_cpu): Likewise.  Define __linux__
* scaffold/global-array.kaem (cc_cpu): Likewise.
* scaffold/hello.kaem (cc_cpu): Likewise.
* scaffold/local-array.kaem (cc_cpu): Likewise.
* scaffold/local-static-array.kaem (cc_cpu): Likewise.
* scaffold/main.kaem (cc_cpu): Likewise.
* scaffold/read.kaem (cc_cpu): Likewise.
* kaem.x86_64: New file.
lib/m2/x86_64/ELF-x86_64.hex2,
lib/m2/x86_64/x86_64_defs.M1: New files, imported from M2Libc.
lib/linux/x86_64-mes-m2/_exit.c,
lib/linux/x86_64-mes-m2/_write.c,
lib/linux/x86_64-mes-m2/crt1.M1,
lib/linux/x86_64-mes-m2/crt1.c,
lib/linux/x86_64-mes-m2/syscall.c: New files, adapted for M2-Planet
calling convention from ...
* lib/linux/x86_64-mes-mescc: ... here.
* build-aux/build.sh.in: Also allow kaem build for x86_64.
* include/mes/lib-mini.h[__M2__]: Define as sizeof (void*).
* include/mes/mes.h[__M2__](M2_CELL_SIZE): Define as sizeof (struct scm).
* lib/x86_64-mes/x86_64.M1 (add____$i8,%rbp, mov____%rdi,%rbp): New
defines.
* src/posix.c (TIME_UNITS_PER_SECOND): Cater for 64bit M2-Planet.
 2023-11-05 09:36:26 +01:00
Janneke Nieuwenhuizen 6aa77fe162 DRAFT lib: tests: 17-compare-unsigned-le: Add case from 7s-unsigned-compare. 
* lib/tests/scaffold/17-compare-unsigned-le.c: Add case from
7s-unsigned-compare; rewrite to avoid gcc-optimize.
 2023-11-05 09:36:11 +01:00
Janneke Nieuwenhuizen a0c9c0aedb DRAFT lib: tests: 17-compare-unsigned-short-le.c: Avoid gcc optimize. 
* lib/tests/scaffold/17-compare-unsigned-short-le.c (main): Change
comparison with immediate to comparison with variable.
 2023-11-05 09:36:11 +01:00
Janneke Nieuwenhuizen 0f0dad6436 DRAFT lib: tests: 17-compare-unsigned-char-le.c: Avoid gcc optimize. 
* lib/tests/scaffold/17-compare-unsigned-char-le.c (main): Change
comparison with immediate to comparison with variable.
 2023-11-05 09:36:11 +01:00
Ekaitz Zarraga 2be2de827f lib: tests: Add 17-compare-rotated. 
* lib/tests/scaffold/17-compare-rotated.c: Add file.
* build-aux/check-mescc.sh (mes_tests): Add it.
 2023-11-05 09:36:11 +01:00
Ekaitz Zarraga 4134285e8e lib: tests: Add 16-cast. 
* lib/tests/scaffold/16-cast.c: Add file.
* build-aux/check-mescc.sh (mes_tests): Add it.
 2023-11-05 09:36:11 +01:00
Janneke Nieuwenhuizen 96ad09dbfd lib: tests: 63-struct-cell: Avoid segfault by array overflow with gcc >= 10. 
* lib/tests/scaffold/63-struct-cell.c (g_functions]: Use size 3.
 2023-08-29 22:07:01 +02:00
Janneke Nieuwenhuizen ab9946d8ef lib/tests: Initialize local variable. 
Reuported by Andrius Štikonas <andrius@stikonas.eu> via IRC.

* lib/tests/assert/50-assert.c (main): Initialize local f.
* lib/tests/scaffold/21-char-array.c (main): Likewise.
 2023-07-08 15:10:05 +02:00
Andrius Štikonas 762200b65a m2: Add new style x86 defines to support M2-Planet 1.11.0. 
* lib/m2/x86/x86_defs.M1: Add new M1 defines.
 2023-05-03 08:04:32 +02:00
Jan (janneke) Nieuwenhuizen 640bdd027b lib: __assert_fail: Remove M2-Planet workarounds. 
* lib/mes/__assert_fail.c (__assert_fail): Use *file, *function.
 2023-05-03 08:04:32 +02:00
Jan (janneke) Nieuwenhuizen 6bc6e8354e lib: linux: Add wait4. 
* lib/linux/waitpid.c (waitpid): Factor-out wait4 call to...
* lib/linux/wait4.c: ...new file here.
* include/sys/wait.h (wait4): Add prototype.  Include sys/resource.h.
* include/sys/resource.h (struct rusage): Remove gratuitous "int" for
M2-Planet.
* build-aux/configure-lib.sh (libc_SOURCES): Add it.
* kaem.run,
simple.make (M2_SOURCES),
simple.sh: Likewise.  Also add resource.h.
 2023-05-03 08:04:32 +02:00
Jan (janneke) Nieuwenhuizen cbea14f843 core: Move M2_PTR_SIZE, M2_CELL_SIZE to include file. 
* lib/posix/getenv.c (M2_PTR_SIZE),
lib/posix/setenv.c (M2_PTR_SIZE): Move definition...
* include/mes/lib-mini.h (M2_PTR_SIZE): ...here.
* src/gc.c (M2_CELL_SIZE),
src/symbol.c (M2_CELL_SIZE),
src/test/gc.c (M2_CELL_SIZE),
src/vector.c (M2_CELL_SIZE): Move definition...
* include/mes/mes.h (M2_CELL_SIZE): ...here.
 2023-05-03 08:04:32 +02:00
Jan (janneke) Nieuwenhuizen dad460189f kaem.run: Remove --bootstrap-mode. 
* include/linux/arm/syscall.h,
include/linux/x86/syscall.h,
include/mes/constants.h: Remove CONSTANTs.
* lib/m2/open.c: Move to...
* lib/linux/open.c: ...here.  Update to make gcc-compatible.
* scaffold/argv.kaem: Update accordingly.
* lib/linux/lseek.c (_leek, lseek): Suport M2-Planet.
* lib/linux/_open3.c (_open3): Fix cast.
* lib/linux/waitpid.c (waitpid): Suport M2-Planet.
* lib/m2/getcwd.c (PATH_MAX): Remove CONSTANT.
* lib/m2/isatty.c (TCGETS): Remove CONSTANT.
* lib/mes/ntoab.c: Support M2-Planet.
* lib/posix/getcwd.c (__getcwd_buf): Remove.
* lib/posix/getenv.c (M2_PTR_SIZE)[__M2__]: Update to #define.
* lib/posix/setenv.c: Likewise.
* lib/stub/__raise.c (SIGABRT): Remove CONSTANT.
* src/core.c (error): Use __M2__ instead of __M2_PLANET__.
* src/gc.c (M2_CELL_SIZE)[__M2__]: Update to #define.  Support
non-bootstrap-mode.
* src/symbol.c: Likewise.
* src/vector.c: Likewise.
* src/posix.c: Likewise.
(__raise): Move to...
* include/mes/lib-cc.h (__raise): ...this new file to avoid M2-Planet crash.
* include/sys/types.h: Include it.
* lib/mes/div.c (__raise): Remove prototype.
[__TINYC__ || SYSTEM_LIBC] (__raise): Remove macro.
* include/mes/lib.h (__raise)[SYSTEM_LIBC]: Remove prototype.
* kaem.run: Remove --botstrap-mode.  Update source list accordingly.
* simple.make (M2_PLANET_FLAGS): Remove --bootstrap-mode.
* simple.make (M2_SOURCES, M2_PLANET_INCLUDES): Update source list
accordingly.
* include/sys/types.h (EOF): Move to...
* include/mes/lib-cccc.h (EOF): ...here, and...
* include/m2/types.h (EOF): ...here, to avoid M2-Planet crash.
 2023-05-03 08:03:48 +02:00
Jan (janneke) Nieuwenhuizen e354d912ef lib: posix/open: Support M2-Planet. 
* lib/posix/open.c (open)[__M2__]: New function.
 2023-05-02 10:22:45 +02:00
Jan (janneke) Nieuwenhuizen 6ec74a34c4 lib: linux/_open3: Support M2-Planet. 
* lib/linux/_open3.c (_open3): Use function casting.  Also call
__ungetc_init.
* lib/stub/__buffered_read.c: New file.
 2023-05-02 10:22:45 +02:00
Jan (janneke) Nieuwenhuizen 4d4e6959e9 kaem: read: Remove --bootstrap-mode. 
* include/mes/lib.h[__M2__](__call_at_exit,abtod,dtoab,ultoa,
* include/sys/types.h[__M2__]: Fall back to unsigned instead of using
unsigned long.
* include/stdio.h[__M2__](fprintf, fscanf, printf, snprintf, sprintf,
sscanf): Hide prototypes.
* lib/stdlib/exit.c (exit)[__M2__]: Hide call to __call_at_exit.
* lib/linux/read.c (read)[__M2__]: Hide debugging.
* lib/linux/malloc.c (malloc)[__M2__]: Hide alignment.
__mesabi_umod, __mesabi_udiv, __mesabi_uldiv): Hide prototypes.
* scaffold/argv.kaem: Use them together with lib/mes/lib-mini.h instead of
lib/mes/* specializations.  Remove --bootstrap-mode from M2-Planet call.
 2023-05-02 10:22:45 +02:00
Jan (janneke) Nieuwenhuizen 402b024982 lib: mes/write: Rename from mes/mini-write.c 
* lib/mes/mini-write.c: Move to...
* lib/mes/write.c: ...here.
* build-aux/configure-lib.sh,
kaem.run,
scaffold/argv.kaem,
scaffold/global-array.kaem,
scaffold/hello.kaem,
scaffold/local-array.kaem,
scaffold/local-static-array.kaem,
scaffold/read.kaem,
simple.make,
simple.sh: Update accordingly.
 2023-05-02 10:22:45 +02:00
Jan (janneke) Nieuwenhuizen e428c17cc5
lib/m2: Update syscall includes. 
This is a follow-up to commit
    bc1fa57851
    lib: stat: Use SYS_stat64 for 32bit platforms.

* lib/m2/chmod.c: Update to <arch/syscall.sh>.
* lib/m2/clock_gettime.c: Likewise.
* lib/m2/read.c: Likewise.
 2023-05-02 10:22:01 +02:00
Jan (janneke) Nieuwenhuizen 43fe67e2f9
lib: Fix compile warnings. 
* lib/linux/read.c (read): Add casts.
* lib/linux/signal.c (signal): Likewise.
* lib/stdio/vfscanf.c: Include stdlib.h.
(vfscanf): Add cast.
* lib/stdlib/mbstowcs.c (mbstowcs): Add cast.
 2023-02-12 23:02:24 +01:00
R. Masters b28f42de07
lib: Support uppercase hex conversions. 
Uppercase hex number conversions fail for abtol, strtol, strtoul,
strtoull, atoi, and abtod.

The following patch fixes it.  This allows tcc to handle assembly
language, which is necessary to build the Fiwix kernel as part of the
kernel bootstrapping in progress for the live-bootstrap project.

* lib/ctype/isxdigit.c (isxdigit): Also allow A-F.
* lib/mes/abtol.c (abtol): Also cater for A-F.
 2023-01-31 08:22:49 -08:00
Jan (janneke) Nieuwenhuizen 1e14c26305
lib/m2: time: Fix segfault by allocating timeval struct. 
Suggested by Meghan Denny <hello@nektro.net>.

* lib/m2/time.c (__tv): New global variable.
(time): Use it to allocate timeval struct.
 2023-01-24 07:59:49 +01:00
Jan (janneke) Nieuwenhuizen bc1fa57851
lib: stat: Use SYS_stat64 for 32bit platforms. 
This fixes <https://debbugs.gnu.org/41264>.

* include/linux/arm/syscall.h (SYS_stat64, SYS_lstat64,
SYS_fstat64)[__SIZEOF_LONG_LONG__ == 8]:
New defines.
(SYS_stat, SYS_lstat, SYS_fstat)[__SIZEOF_LONG_LONG__ == 8]: Redefine them.
* include/linux/x86/syscall.h (SYS_stat64, SYS_lstat64,
SYS_fstat64)[__SIZEOF_LONG_LONG__ == 8]:
New defines.
(SYS_stat, SYS_lstat, SYS_fstat)[__SIZEOF_LONG_LONG__ == 8]: Redefine them.
* include/sys/stat.h (struct stat): Move definition to...
* include/linux/arm/kernel-stat.h,
include/linux/m2/kernel-stat.h,
include/linux/x86/kernel-stat.h,
include/linux/x86_64/kernel-stat.h: These new files.
* include/gnu/x86/kernel-stat.h: New file.
* configure (main): Copy <srcdest>include/<kernel>/<arch>/*.h to
include/.
* configure.sh: Likewise.
* .gitignore: Ignore them.  Add copyright header.
* build-aux/GNUmakefile.in (X86_ARCH_HEADERS, ARCH_HEADERS): New
variables.
(build): Use them.
(include/arch/%.h, arch-dir): New targets.
* build-aux/bootstrap.sh.in (AM_CPPFLAGS): Replace
<srcdest>include/<kernel>/<cpu> with built ../include.
* build-aux/build.sh.in (AM_CPPFLAGS): Likewise.
* build-aux/install.sh.in: Also install built include.
* include/m2/types.h: New file.
* kaem.run: Use it.
* simple.sh: Copy kernel-stat.h, syscall.h for kernel/cpu to
include/arch.
 2022-10-29 13:17:58 +02:00
Jan (janneke) Nieuwenhuizen 25e0c4d119
lib: __assert_fail: Update to standard. 
* lib/mes/__assert_fail.c (__assert_fail): Add file, line, function
parameters.
* include/assert.h (assert): Update caller.
(__assert_fail): Update prototype.
* include/mes/lib.h (__assert_fail): Likewise.
* lib/mes/assert_msg.c (assert_msg): Likewise.  Include assert.h.
 2022-10-26 21:14:05 +02:00
Jan (janneke) Nieuwenhuizen 84fd995f43
time.c: include sys/time for gettimeofday. 
* lib/linux/time.c: Include <sys/time.h>.
 2022-05-05 23:26:46 +02:00
Jan (janneke) Nieuwenhuizen 77602c2cde
lib: linux/time: Remove SYS_time specialization. 
* lib/linux/time.c (time)[SYS_time]: Remove specialization.
[!SYS_time && !SYS_gettimeofday]: Remove fallback.
 2022-05-04 14:14:51 +02:00
Ekaitz Zarraga 761420ac31
mescc: Add X86_64 assembly defines for TinyCC compilation. 
* lib/x86_64-mes/x86_64.M1 ( mov____%si,(%rdi), mov____%sil,(%rdi),
mov____(%rax),%si, mov____(%rax),%sil): New defines.
 2022-09-21 09:43:43 +02:00
Jan (janneke) Nieuwenhuizen 074fa78f5e
lib/test: Cater for gcc-12.2.0. 
These inexplicably avoid segfaults with gcc-12.2.0.

* lib/tests/posix/50-open-read.c (main)[__GNUC__ > 11]: Use malloc
instead of local allocated string.
* lib/tests/scaffold/7i-struct-struct.c (main)[__GNUC__ > 11]:
Initialize all fields of struct.
* lib/tests/scaffold/t.c (main): Likewise.
 2022-09-15 13:56:38 +02:00
Rick Masters fdac9fd3f2
lib: abtol: Fix number digits in hex number conversion. 
After a letter based digit, number based digits are off.

* lib/mes/abtol.c (abtol): Reset "m" for number based digit.
* lib/tests/stdlib/70-strtoull.c (main): Test it.
* lib/tests/stdlib/90-strtol.c (main): Likewise.
 2022-10-07 11:59:57 +02:00
Jan (janneke) Nieuwenhuizen eee5398f3b
ARM: Fix unsigned modulo. 
* lib/arm-mes/arm.M1 (mov____%esp,%r3): New macro.
* module/mescc/armv4/as.scm (armv4:r0%r1): Use it to avoid overwriting
%r0 before caling __mesabi_uldiv.
 2022-09-12 09:47:28 +02:00
Jan (janneke) Nieuwenhuizen dbec0c3845
test: Add 60-math-modulo.c. 
* lib/tests/scaffold/60-math-modulo.c: New test.
* build-aux/check-mescc.sh (mes_tests): Add it.
 2022-09-11 23:34:20 +02:00
Jan (janneke) Nieuwenhuizen e64d763ccd
ARM: ntoab: Do not include __mesabi_uldiv for bootstrap tcc. 
* lib/mes/ntoab.c (__mesabi_uldiv): Exclude for tinycc arm bootstrap.
 2022-09-13 19:12:31 +02:00
Jan (janneke) Nieuwenhuizen d1297688a8
ARM: build: Cater for M2-Planet. 
* include/linux/arm/syscall.h: Add support for M2-Planet.
* lib/linux/arm-mes-m2/_exit.c,
lib/linux/arm-mes-m2/_write.c,
lib/linux/arm-mes-m2/crt1.M1,
lib/linux/arm-mes-m2/crt1.c,
lib/linux/arm-mes-m2/syscall.c,
lib/m2/arm/ELF-arm.hex2,
lib/m2/arm/arm_defs.M1: New files.
* build-aux/build.sh.in: Also allow kaem build for ARM.
 2022-04-30 22:51:42 +02:00
Jan (janneke) Nieuwenhuizen c45bd1bdd6
Mes C Library: memchr: Avoid compile warning. 
* lib/string/memchr.c (memchr): Cast return to void*.
 2022-04-30 16:40:57 +02:00
Jan (janneke) Nieuwenhuizen 9c2ba4829c
Revert "Mes C Library: m2/execve.c: Remove specialization." 
This fixes

    gcc-lib/libc+gnu.c: At top level:
    gcc-lib/libc+gnu.c:2694:1: error: conflicting types for ‘execve’
     execve (char const *file_name, char **argv, char **env)
     ^~~~~~
    In file included from gcc-lib/libc+gnu.c:492:0:
    include/unistd.h:66:5: note: previous declaration of ‘execve’ was here
     int execve (char const *file, char *const argv[], char *const env[]);
         ^~~~~~

This reverts commit 828c27a073896facdc3a3b24265ee69f0033f58f.
 2021-01-02 10:00:35 +01:00
Jan (janneke) Nieuwenhuizen 99fbb9b2e5
bootstrap: Update M2-Planet x86 definitions from 1.7.0-31-g358b6cf. 
* lib/m2/x86/x86_defs.M1: Update.
 2021-01-01 19:07:22 +01:00
Jan (janneke) Nieuwenhuizen c881e18dae
Revert "Mes C Library: m2/getcwd.c: Remove specialization." 
This reverts commit 37f44ce9453ef5589b1336c981360de16c154999.
 2021-01-01 15:54:13 +01:00
Jan (janneke) Nieuwenhuizen b23c6885a6
core: Move __getcwd_buf to Mes C Library. 
* include/mes/mes.h (__getcwd_buf): Move to..
* lib/posix/getcwd.c (__getcwd_buf): ...here.
(getcwd): Refactor.
* src/posix.c (getcwd_): Do not use __getcwd_buf.
 2021-01-01 15:43:43 +01:00
Jan (janneke) Nieuwenhuizen 0d337be8ff
bootstrap: Support building with M2-Planet 1.4. 
* lib/m2/x86/x86_defs.M1 (NOP): New define.
 2021-01-01 11:40:51 +01:00
Jan (janneke) Nieuwenhuizen 96e6ecaf7d
core: Add abort. 
* lib/stub/__raise.c: New file.
* kaem.run: Use it.
* src/posix.c (__raise)[SYSTEM_LIBC]: New macro.
 (abort_): New function: possibly use it.
* include/mes/builtins.h: Declare it.
* src/builtins.c (mes_builtins): Register it.
 2019-11-10 16:04:25 +01:00
Jan (janneke) Nieuwenhuizen d984618a48
Mes C Library: m2/execve.c: Remove specialization. 
* lib/linux/execve.c (execve): Cater for M2-Planet.
* lib/m2/execve.c: Remove.
* kaem.run: Update accordingly.
* simple.make (M2_SOURCES): Likewise.
 2020-12-29 19:13:02 +01:00