| /programs/develop/libraries/menuetlibc/src/libc/ansi/stdlib/malloc.c |
|---|
| 5,7 → 5,6 |
| #include <stdlib.h> |
| #include <string.h> |
| #include <unistd.h> |
| #include <menuet/sem.h> |
| typedef struct BLOCK { |
| size_t size; |
| 23,7 → 22,7 |
| #define ALIGN 8 |
| #define SMALL (NUMSMALL*ALIGN) |
| DECLARE_STATIC_SEM(malloc_mutex) |
| static int malloc_mutex = 0; |
| static BLOCK *slop = 0; |
| static BLOCK *freelist[30]; |
| 33,12 → 32,13 |
| static inline void malloc_lock(void) |
| { |
| sem_lock(&malloc_mutex); |
| while (__sync_lock_test_and_set(&malloc_mutex, 1)) |
| __menuet__delay100(1); |
| } |
| static inline void malloc_unlock(void) |
| { |
| sem_unlock(&malloc_mutex); |
| __sync_lock_release(&malloc_mutex); |
| } |
| #define MIN_SAVE_EXTRA 64 |
| /programs/develop/libraries/menuetlibc/stub/Tupfile.lua |
|---|
| 1,2 → 1,3 |
| if tup.getconfig("NO_FASM") ~= "" then return end |
| tup.rule("crt0_coff.asm", "fasm %f %o", "crt0.o") |
| tup.rule("crt0_coff_dynstack.asm", "fasm %f %o", "crt0_dynstack.o") |
| /programs/develop/libraries/menuetlibc/stub/crt0_coff_dynstack.asm |
|---|
| 0,0 → 1,63 |
| CATCH_NULL_CALL = 0 |
| format MS COFF |
| section '.text' code readable executable |
| public start |
| ;EXTRN _edata |
| EXTRN ___menuet__app_param_area |
| EXTRN ___menuet__app_path_area |
| EXTRN ___crt1_startup |
| EXTRN ___memsize |
| start: |
| public ___menuet__app_header |
| public ___menuet__memsize |
| section '.A' code readable executable |
| ___menuet__app_header: |
| db 'MENUET01' |
| dd 0x01 |
| dd do_start |
| ; dd _edata |
| dd 0 |
| ___menuet__memsize: |
| dd ___memsize |
| dd app_stack |
| dd ___menuet__app_param_area |
| dd ___menuet__app_path_area |
| do_start: |
| push 68 |
| pop eax |
| push 11 |
| pop ebx |
| push eax |
| int 0x40 |
| pop eax |
| inc ebx |
| mov ecx, 0x100000 |
| int 0x40 |
| lea esp, [eax+ecx] |
| if CATCH_NULL_CALL |
| mov byte [0], 0xE9 |
| mov dword [1], _libc_null_call-5 |
| end if |
| jmp ___crt1_startup |
| if CATCH_NULL_CALL |
| EXTRN ___libc_null_call |
| _libc_null_call: |
| push eax |
| push ebx |
| push ecx |
| push edx |
| push esi |
| push edi |
| push ebp |
| call ___libc_null_call |
| mov eax,-1 |
| int 0x40 |
| end if |
| section '.bss' readable writeable |
| rb 0x100 |
| app_stack: |