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user: implement mlibc as the libc, finally.

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It's finally done..

Signed-off-by: kaguya <vpshinomiya@protonmail.com>
This commit is contained in:
kaguya
2026-05-02 03:31:49 -04:00
parent 2fa39ad85a
commit 9a9b91c940
2387 changed files with 152741 additions and 315 deletions
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user/include/mlibc/sysdeps/linux/x86_64/signals.S
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#include "mlibc-asm/dwarf-helpers.h"
#include "mlibc-asm/helpers.h"
#include "context-offsets.h"
#include "syscallnos.h"
.section .text
.cfi_startproc
.cfi_signal_frame
cfi_set_cfa_to_ptr_with_offset DWARF_REG_RSP, UCONTEXT_OFFSET_RSP
cfi_set_prev_reg_value DWARF_REG_R8, DWARF_REG_RSP, UCONTEXT_OFFSET_R8
cfi_set_prev_reg_value DWARF_REG_R9, DWARF_REG_RSP, UCONTEXT_OFFSET_R9
cfi_set_prev_reg_value DWARF_REG_R10, DWARF_REG_RSP, UCONTEXT_OFFSET_R10
cfi_set_prev_reg_value DWARF_REG_R11, DWARF_REG_RSP, UCONTEXT_OFFSET_R11
cfi_set_prev_reg_value DWARF_REG_R12, DWARF_REG_RSP, UCONTEXT_OFFSET_R12
cfi_set_prev_reg_value DWARF_REG_R13, DWARF_REG_RSP, UCONTEXT_OFFSET_R13
cfi_set_prev_reg_value DWARF_REG_R14, DWARF_REG_RSP, UCONTEXT_OFFSET_R14
cfi_set_prev_reg_value DWARF_REG_R15, DWARF_REG_RSP, UCONTEXT_OFFSET_R15
cfi_set_prev_reg_value DWARF_REG_RDI, DWARF_REG_RSP, UCONTEXT_OFFSET_RDI
cfi_set_prev_reg_value DWARF_REG_RSI, DWARF_REG_RSP, UCONTEXT_OFFSET_RSI
cfi_set_prev_reg_value DWARF_REG_RBP, DWARF_REG_RSP, UCONTEXT_OFFSET_RBP
cfi_set_prev_reg_value DWARF_REG_RBX, DWARF_REG_RSP, UCONTEXT_OFFSET_RBX
cfi_set_prev_reg_value DWARF_REG_RDX, DWARF_REG_RSP, UCONTEXT_OFFSET_RDX
cfi_set_prev_reg_value DWARF_REG_RAX, DWARF_REG_RSP, UCONTEXT_OFFSET_RAX
cfi_set_prev_reg_value DWARF_REG_RCX, DWARF_REG_RSP, UCONTEXT_OFFSET_RCX
cfi_set_prev_reg_value DWARF_REG_RETURN_ADDRESS, DWARF_REG_RSP, UCONTEXT_OFFSET_RIP
nop
PROC_START_NOCFI(__mlibc_signal_restore)
PROC_ALIAS(__mlibc_signal_restore, __mlibc_signal_restore_rt)
mov $__NR_rt_sigreturn, %rax
syscall
ud2
PROC_END(__mlibc_signal_restore)
GNU_STACK_NOTE()