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3 commits

Author SHA1 Message Date
Andrius Štikonas 16f4fc3263 riscv64: Port to word based mescc-tools.
* module/mescc/M1.scm (riscv:i-format, riscv:j-format, riscv:u-format):
New procedures for RISC-V instruction formats.
(info->M1): Use them to switch from !0xAB to M1
weird strings 'AB'.
* module/mescc/riscv64/as.scm,
lib/linux/riscv64-mes-m2/_exit.c
ib/linux/riscv64-mes-m2/_write.c,.
lib/linux/riscv64-mes-m2/crt1.M1,.
lib/linux/riscv64-mes-m2/syscall.c,.
lib/linux/riscv64-mes-mescc/_exit.c,.
lib/linux/riscv64-mes-mescc/_write.c,.
lib/linux/riscv64-mes-mescc/crt1.c,.
lib/linux/riscv64-mes-mescc/syscall-internal.c,.
lib/linux/riscv64-mes-mescc/syscall.c,.
lib/m2/riscv64/riscv64_defs.M1,.
lib/riscv64-mes-mescc/setjmp.c,.
lib/riscv64-mes/riscv64.M1: Switch to riscv64 word-based macros.
* lib/linux/open.c (open)[!SYS_open]: Add support using openat syscall.
* include/linux/riscv64/syscall.h (MAKESTRING, MAKESTRING2,
RISCV_SYSCALL): New macros.
2023-11-05 09:40:38 +01:00
W. J. van der Laan 04e6fdad13 lib: General Linux RISC-V64 syscall support.
* include/linux/riscv32/kernel-stat.h,
include/linux/riscv64/kernel-stat.h: New files.
* include/fcntl.h (AT_FDCWD, AT_SYMLINK_NOFOLLOW, AT_REMOVEDIR): Add
necessary constants.
* include/stdint.h: Integer size defines for RISC-V.
* include/sys/stat.h: "stat" struct for RISC-V.
* lib/linux/_open3.c (_open3)[!SYS_open]: Use SYS_openat.
* lib/linux/access.c (access)[!SYS_access]: Use SYS_faccessat.
* lib/linux/chmod.c (chmod)[!SYS_chmod]: Use SYS_fchmodat.
* lib/linux/dup2.c (dup2)[!SYS_dup2]: Use if SYS_dup3.
* lib/linux/fork.c (fork)[!SYS_fork]: Use SYS_clone.
* lib/linux/getdents.c (getdents)[!SYS_getdents]: Use SYS_getdents64.
* lib/linux/link.c (link)[!SYS_link]: Use SYS_linkat.
* lib/linux/lstat.c (lstat)[!SYS_lstat]: Use SYS_newfstatat.
* lib/linux/mkdir.c (mkdir)[!SYS_mkdir]: Use SYS_mkdirat.
* lib/linux/mknod.c (mknod)[!SYS_mknod]: Use SYS_mknodat.
* lib/linux/pipe.c (pipe)[!SYS_pipe]: Use SYS_pipe2.
* lib/linux/readlink.c (readlink)[!SYS_readlinkat]: Use SYS_readlinkat.
* lib/linux/rename.c (rename)[!SYS_rename]: Use SYS_renameat2.
* lib/linux/rmdir.c (rmdir)[!SYS_rmdir]: Use SYS_unlinkat.
* lib/linux/signal.c (_restorer_for_siginfo): Remove unused function
that causes compilation issue.
* lib/linux/stat.c (stat)[!SYS_stat]: Use SYS_newfstatat.
* lib/linux/symlink.c (symlink)[!SYS_symlinkat]: Use SYS_symlink.
* lib/linux/unlink.c (unlink)[!SYS_unlink]: Use SYS_unlinkat.
2023-11-05 09:39:29 +01:00
W. J. van der Laan 2eb0085ba0 lib: Add RISC-V64 Linux syscall numbers header.
* include/linux/riscv64/syscall.h: New file: list relevant syscall
number constants.
2023-11-05 09:39:29 +01:00