mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-29 01:39:41 +03:00
debugger info, big stack opt
git-svn-id: svn://kolibrios.org@6441 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
parent
7da05771e2
commit
227eb8887f
@ -27,6 +27,21 @@ extern "C" {
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#define TYPE_3_BORDER_WIDTH 5
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#define WIN_STATE_MINIMIZED 0x02
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#define WIN_STATE_ROLLED 0x04
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#define POS_SCREEN 0
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#define POS_WINDOW 1
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#define IPC_NOBUFFER 1
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#define IPC_LOCKED 2
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#define IPC_OVERFLOW 3
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#define IPC_NOPID 4
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#define SHM_OPEN 0x00
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#define SHM_OPEN_ALWAYS 0x04
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#define SHM_CREATE 0x08
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#define SHM_READ 0x00
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#define SHM_WRITE 0x01
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typedef unsigned int color_t;
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@ -63,6 +78,60 @@ typedef struct
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int out_size;
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}ioctl_t;
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typedef union
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{
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struct
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{
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void *data;
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size_t size;
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} x;
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unsigned long long raw;
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}ufile_t;
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struct kolibri_system_colors {
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color_t frame_area;
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color_t grab_bar;
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color_t grab_bar_button;
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color_t grab_button_text;
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color_t grab_text;
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color_t work_area;
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color_t work_button;
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color_t work_button_text;
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color_t work_text;
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color_t work_graph;
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};
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struct blit_call
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{
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int dstx;
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int dsty;
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int w;
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int h;
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int srcx;
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int srcy;
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int srcw;
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int srch;
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void *bitmap;
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int stride;
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};
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struct ipc_message
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{
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uint32_t pid; // PID of sending thread
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uint32_t datalen; // data bytes
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char data[0]; // data begin
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};
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struct ipc_buffer
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{
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uint32_t lock; // nonzero is locked
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uint32_t used; // used bytes in buffer
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struct ipc_message data[0]; // data begin
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};
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static inline void begin_draw(void)
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{
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__asm__ __volatile__(
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@ -155,26 +224,6 @@ uint32_t get_skin_height(void)
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return height;
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};
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/*
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// TinyC dont support aliasing of static inline funcs
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static inline void BeginDraw(void) __attribute__ ((alias ("begin_draw")));
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static inline void EndDraw(void) __attribute__ ((alias ("end_draw")));
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static inline void DrawWindow(int x, int y, int w, int h, const char *name,
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color_t workcolor, uint32_t style)
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__attribute__ ((alias ("sys_create_window")));
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static inline void DefineButton(void) __attribute__ ((alias ("define_button")));
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static inline void DrawLine(int xs, int ys, int xe, int ye, color_t color)
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__attribute__ ((alias ("draw_line")));
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static inline void DrawBar(int x, int y, int w, int h, color_t color)
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__attribute__ ((alias ("draw_bar")));
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static inline void DrawBitmap(void *bitmap, int x, int y, int w, int h)
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__attribute__ ((alias ("draw_bitmap")));
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static inline uint32_t GetSkinHeight(void) __attribute__ ((alias ("get_skin_height")));
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*/
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#define POS_SCREEN 0
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#define POS_WINDOW 1
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static inline
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pos_t get_mouse_pos(int origin)
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{
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@ -243,15 +292,6 @@ static inline int destroy_cursor(uint32_t cursor)
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return ret;
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};
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/*
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static inline pos_t GetMousePos(int origin) __attribute__ ((alias ("get_mouse_pos")));
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static inline uint32_t GetMouseButtons(void) __attribute__ ((alias ("get_mouse_buttons")));
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static inline uint32_t GetMouseWheels(void) __attribute__ ((alias ("get_mouse_wheels")));
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static inline uint32_t LoadCursor(void *path, uint32_t flags) __attribute__ ((alias ("load_cursor")));
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static inline uint32_t SetCursor(uint32_t cursor) __attribute__ ((alias ("set_cursor")));
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static inline int DestroyCursor(uint32_t cursor) __attribute__ ((alias ("destroy_cursor")));
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*/
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static inline
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uint32_t wait_for_event(uint32_t time)
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@ -283,7 +323,6 @@ static inline uint32_t get_os_event()
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:"a"(10));
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return val;
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};
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//static inline uint32_t GetOsEvent(void) __attribute__ ((alias ("get_os_event")));
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static inline
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uint32_t get_tick_count(void)
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@ -416,23 +455,6 @@ int *user_unmap(void *base, size_t offset, size_t size)
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return val;
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};
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/*
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static inline void *UserAlloc(size_t size) __attribute__ ((alias ("user_alloc")));
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static inline int UserFree(void *mem) __attribute__ ((alias ("user_free")));
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static inline void* UserRealloc(void *mem, size_t size) __attribute__ ((alias ("user_realloc")));
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static inline int *UserUnmap(void *base, size_t offset, size_t size) __attribute__ ((alias ("user_unmap")));
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*/
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typedef union
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{
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struct
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{
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void *data;
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size_t size;
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} x;
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unsigned long long raw;
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}ufile_t;
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static inline ufile_t load_file(const char *path)
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{
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ufile_t uf;
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@ -444,7 +466,6 @@ static inline ufile_t load_file(const char *path)
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return uf;
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};
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//static inline ufile_t LoadFile(const char *path) __attribute__ ((alias ("load_file")));
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static inline int GetScreenSize()
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{
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@ -466,24 +487,6 @@ static inline void get_proc_info(char *info)
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:"a"(9), "b"(info), "c"(-1)
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:"memory");
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};
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//static inline void GetProcInfo(char *info) __attribute__ ((alias ("get_proc_info")));
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struct blit_call
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{
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int dstx;
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int dsty;
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int w;
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int h;
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int srcx;
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int srcy;
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int srcw;
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int srch;
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void *bitmap;
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int stride;
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};
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static inline void Blit(void *bitmap, int dst_x, int dst_y,
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int src_x, int src_y, int w, int h,
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@ -507,6 +510,9 @@ static inline void Blit(void *bitmap, int dst_x, int dst_y,
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::"a"(73),"b"(0),"c"(&bc.dstx));
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};
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// newlib exclusive
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#ifndef __TINYC__
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int create_thread(int (*proc)(void *param), void *param, int stack_size);
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void* load_library(const char *name);
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@ -516,7 +522,7 @@ void* get_proc_address(void *handle, const char *proc_name);
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void enumerate_libraries(int (*callback)(void *handle, const char* name,
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uint32_t base, uint32_t size, void *user_data),
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void *user_data);
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#endif
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// May be next section need to be added in newlibc
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@ -577,19 +583,6 @@ int kol_clip_unlock()
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return val;
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}
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struct kolibri_system_colors {
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color_t frame_area;
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color_t grab_bar;
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color_t grab_bar_button;
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color_t grab_button_text;
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color_t grab_text;
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color_t work_area;
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color_t work_button;
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color_t work_button_text;
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color_t work_text;
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color_t work_graph;
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};
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static inline void get_system_colors(struct kolibri_system_colors *color_table)
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{
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__asm__ volatile ("int $0x40"
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@ -640,7 +633,7 @@ uint32_t set_event_mask(uint32_t mask)
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typedef void (*thread_proc)(void*);
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static inline
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static inline
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int start_thread(thread_proc proc, char* stack_top)
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{
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register int val;
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@ -674,6 +667,55 @@ static inline int get_current_folder(char* buf, int bufsize){
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return val;
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}
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static inline
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void ipc_set_area(void* buf, int bufsize){
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asm volatile ("int $0x40"::"a"(60), "b"(1), "c"(buf), "d"(bufsize));
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}
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static inline
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int ipc_send_message(int pid_reciever, void *data, int datalen) {
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register int val;
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asm volatile ("int $0x40":"=a"(val):"a"(60), "b"(2), "c"(pid_reciever), "d"(data), "S"(datalen));
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return val;
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}
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static inline
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void* shm_open(char *shm_name, int msize, int flags, int *retsz){
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register int val, cod;
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asm volatile ("int $0x40":"=a"(val),"=d"(cod):"a"(68), "b"(22), "c"(shm_name), "d"(msize), "S"(flags));
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if(retsz) *retsz = cod; // errcode if NULL or memsize when open
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return (void*)val;
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}
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static inline
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void shm_close(char *shm_name){
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asm volatile ("int $0x40"::"a"(68), "b"(23), "c"(shm_name));
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}
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static inline
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int start_app(char *app_name, char *args){
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struct file_op_t
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{
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uint32_t fn;
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uint32_t flags;
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char* args;
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uint32_t res1, res2;
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char zero;
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char* app_name __attribute__((packed));
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} file_op;
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memset(&file_op, 0, sizeof(file_op));
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file_op.fn = 7;
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file_op.args = args;
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file_op.app_name = app_name;
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register int val;
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asm volatile ("int $0x40":"=a"(val):"a"(70), "b"(&file_op));
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return val;
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}
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/*
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static inline char *getcwd(char *buf, size_t size)
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{
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@ -713,6 +755,38 @@ void __attribute__ ((noinline)) debug_board_printf(const char *format,...)
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}
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*/
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// TinyC don't support aliasing of static inline funcs
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#ifndef __TINYC__
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static inline void BeginDraw(void) __attribute__ ((alias ("begin_draw")));
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static inline void EndDraw(void) __attribute__ ((alias ("end_draw")));
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static inline void DrawWindow(int x, int y, int w, int h, const char *name,
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color_t workcolor, uint32_t style)
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__attribute__ ((alias ("sys_create_window")));
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static inline void DefineButton(void) __attribute__ ((alias ("define_button")));
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static inline void DrawLine(int xs, int ys, int xe, int ye, color_t color)
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__attribute__ ((alias ("draw_line")));
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static inline void DrawBar(int x, int y, int w, int h, color_t color)
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__attribute__ ((alias ("draw_bar")));
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static inline void DrawBitmap(void *bitmap, int x, int y, int w, int h)
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__attribute__ ((alias ("draw_bitmap")));
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static inline uint32_t GetSkinHeight(void) __attribute__ ((alias ("get_skin_height")));
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static inline pos_t GetMousePos(int origin) __attribute__ ((alias ("get_mouse_pos")));
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static inline uint32_t GetMouseButtons(void) __attribute__ ((alias ("get_mouse_buttons")));
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static inline uint32_t GetMouseWheels(void) __attribute__ ((alias ("get_mouse_wheels")));
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static inline uint32_t LoadCursor(void *path, uint32_t flags) __attribute__ ((alias ("load_cursor")));
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static inline uint32_t SetCursor(uint32_t cursor) __attribute__ ((alias ("set_cursor")));
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static inline int DestroyCursor(uint32_t cursor) __attribute__ ((alias ("destroy_cursor")));
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static inline uint32_t GetOsEvent(void) __attribute__ ((alias ("get_os_event")));
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static inline void *UserAlloc(size_t size) __attribute__ ((alias ("user_alloc")));
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static inline int UserFree(void *mem) __attribute__ ((alias ("user_free")));
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static inline void* UserRealloc(void *mem, size_t size) __attribute__ ((alias ("user_realloc")));
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static inline int *UserUnmap(void *base, size_t offset, size_t size) __attribute__ ((alias ("user_unmap")));
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static inline ufile_t LoadFile(const char *path) __attribute__ ((alias ("load_file")));
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static inline void GetProcInfo(char *info) __attribute__ ((alias ("get_proc_info")));
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#endif
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#ifdef __cplusplus
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}
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#endif
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@ -92,19 +92,27 @@ int vfprintf ( FILE * stream, const char * format, va_list arg );
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extern int errno;
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/* errors codes from KOS, but minus */
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#define E_SUCCESS (0)
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#define E_UNSUPPORTED (-2)
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#define E_UNKNOWNFS (-3)
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#define E_NOTFOUND (-5)
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#define E_EOF (-6)
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#define E_INVALIDPTR (-7)
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#define E_DISKFULL (-8)
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#define E_FSYSERROR (-9)
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#define E_ACCESS (-10)
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#define E_HARDWARE (-11)
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#define E_NOMEM (-12)
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#ifndef E_SUCCESS
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# define E_SUCCESS (0)
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# define E_UNSUPPORTED (-2)
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# define E_UNKNOWNFS (-3)
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# define E_NOTFOUND (-5)
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# define E_EOF (-6)
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# define E_INVALIDPTR (-7)
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# define E_DISKFULL (-8)
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# define E_FSYSERROR (-9)
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# define E_ACCESS (-10)
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# define E_HARDWARE (-11)
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# define E_NOMEM (-12)
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/* conversion errors */
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#define ERANGE (-20)
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#define EINVAL (-21)
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# define ERANGE (-20)
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# define EINVAL (-21)
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/* program run and pipe errors */
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# define E_NOMEM2 (-30)
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# define E_FILEFMT (-31)
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# define E_TOOMANY (-32)
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# define E_PARAM (-33)
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#endif
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#endif
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@ -13,7 +13,7 @@ int main(void)
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buf[sizeof buf - 1] = 0;
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if ((x=strtod(buf, 0)) != want)
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t_error("strtod(.11[...]1) got %a want %a\n", x, want);
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t_error("strtod(.11[...]1) got %.18f want %.18f\n", x, want);
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printf("%s finished\n", __FILE__);
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return t_status;
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|
@ -346,9 +346,12 @@ int main()
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j = ((2 * j) >> 2) << 2;
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}
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printf("%s finished\n", __FILE__);
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printf("\n %s finished\n", __FILE__);
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if (test_failed)
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{
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printf("\n %s FAILED\n", __FILE__);
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abort();
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}
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else
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exit(0);
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}
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@ -5,4 +5,4 @@
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#define ONE_SOURCE
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//#define COMMIT_4ad186c5ef61_IS_FIXED
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//#define CONFIG_TCC_BCHECK
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|
@ -327,7 +327,7 @@ PUB_FUNC void tcc_free_debug(void *ptr)
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mem_cur_size -= header->size;
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header->size = (size_t)-1;
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if (header->next)
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header->next->prev = header->prev;
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@ -1865,7 +1865,7 @@ static char *copy_linker_arg(const char *p)
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/* set linker options */
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static int tcc_set_linker(TCCState *s, const char *option)
|
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{
|
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{
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while (option && *option) {
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const char *p = option;
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@ -2012,7 +2012,8 @@ enum {
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TCC_OPTION_E,
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TCC_OPTION_MD,
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TCC_OPTION_MF,
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TCC_OPTION_x
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TCC_OPTION_x,
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TCC_OPTION_stack
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};
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#define TCC_OPTION_HAS_ARG 0x0001
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@ -2073,6 +2074,7 @@ static const TCCOption tcc_options[] = {
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{ "MD", TCC_OPTION_MD, 0},
|
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{ "MF", TCC_OPTION_MF, TCC_OPTION_HAS_ARG },
|
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{ "x", TCC_OPTION_x, TCC_OPTION_HAS_ARG },
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{ "stack", TCC_OPTION_stack, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP},
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{ NULL, 0, 0 },
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};
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@ -2394,6 +2396,11 @@ ST_FUNC int tcc_parse_args1(TCCState *s, int argc, char **argv)
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case TCC_OPTION_pipe:
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/* ignored */
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break;
|
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case TCC_OPTION_stack:
|
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#ifdef TCC_TARGET_MEOS
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s->pe_stack_size = strtoul(optarg+1, NULL, 10);
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#endif
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break;
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default:
|
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if (s->warn_unsupported) {
|
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unsupported_option:
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|
@ -19,6 +19,9 @@ otherwise (error) underscoring all symbols, not only cdecl
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-impossible using with mingw-gcc compiled lib, incompatible library format:
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.o is PE-format from gcc but ELF from tcc, may be linux-gcc does it ok
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-no symbols (mapfile) for debug, see howtodebugtcc
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-no debug info for -g (kos32 linker imperfection)
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-__fastcall incompatible with other compilers. now stack freed by caller.
|
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must fix i386-gen.c@490,572 (fixed in other branch https://github.com/mirror/tinycc)
|
||||
|
||||
|
||||
-using __attribute__((packed)) see test82. need naming struct twice as in kos32sys1.h
|
||||
@ -108,3 +111,38 @@ string.h
|
||||
strxfrm
|
||||
|
||||
|
||||
Status or libc tests
|
||||
|
||||
---FAILED---
|
||||
tstring - need to fix
|
||||
|
||||
|
||||
---NOT TESTED---
|
||||
no library fns realized
|
||||
qsort
|
||||
strtol
|
||||
time
|
||||
|
||||
---HANG---
|
||||
sscanf
|
||||
>TEST_F(0x1234p56) - no %a formats
|
||||
|
||||
|
||||
---STACK IS SMALL---
|
||||
tstring
|
||||
strtodlong
|
||||
use new -stack=1280000 option
|
||||
|
||||
|
||||
--other--
|
||||
fscanf
|
||||
-?scanf ignores width specs, '*' and [chars], cant read %a float
|
||||
-%n counts as parameter
|
||||
|
||||
snprintf
|
||||
-some format misturbances
|
||||
|
||||
ungetc
|
||||
-ungetc fails if filepos == 0 - no tricks
|
||||
|
||||
all file ops limited to 2Gb
|
||||
|
@ -1,6 +1,6 @@
|
||||
/*
|
||||
* TCC - Tiny C Compiler
|
||||
*
|
||||
*
|
||||
* Copyright (c) 2001-2004 Fabrice Bellard
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
@ -113,6 +113,7 @@ static void help(void)
|
||||
" -soname set name for shared library to be used at runtime\n"
|
||||
" -static static linking\n"
|
||||
" -Wl,-opt[=val] set linker option (see manual)\n"
|
||||
" -stack=size set PE/KOS32 stack size\n"
|
||||
"Debugger options:\n"
|
||||
" -g generate runtime debug info\n"
|
||||
#ifdef CONFIG_TCC_BCHECK
|
||||
|
@ -1,6 +1,6 @@
|
||||
/*
|
||||
* TCCMEOS.C - KolibriOS/MenuetOS file output for the TinyC Compiler
|
||||
*
|
||||
*
|
||||
* Copyright (c) 2006 Andrey Khalyavin
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
@ -43,6 +43,9 @@ typedef struct {
|
||||
meos_section_info* bss_sections;
|
||||
} me_info;
|
||||
|
||||
int tcc_output_dbgme(const char *filename, me_info* me);
|
||||
|
||||
|
||||
meos_section_info* findsection(me_info* me,int num)
|
||||
{
|
||||
meos_section_info* si;
|
||||
@ -67,7 +70,7 @@ meos_section_info* findsection(me_info* me,int num)
|
||||
void build_reloc(me_info* me)
|
||||
{
|
||||
int flag;
|
||||
Elf32_Rel *rel, *rel_, *rel_end;
|
||||
Elf32_Rel *rel = 0, *rel_ = 0, *rel_end = 0;
|
||||
Section *sr;
|
||||
meos_section_info* s;
|
||||
meos_section_info* ss;
|
||||
@ -96,7 +99,7 @@ void build_reloc(me_info* me)
|
||||
Elf32_Sym* esym = ((Elf32_Sym *)symtab_section->data)+sym;
|
||||
int sect=esym->st_shndx;
|
||||
ss=findsection(me,sect);
|
||||
if (ss==0)
|
||||
if (ss==0)
|
||||
{
|
||||
const char *sym_name = strtab_section->data + esym->st_name;
|
||||
tcc_error_noabort("undefined symbol '%s'", sym_name);
|
||||
@ -111,7 +114,7 @@ void build_reloc(me_info* me)
|
||||
}
|
||||
rel=rel_;
|
||||
s=s->next;
|
||||
if (s==0)
|
||||
if (s==0) // what about multiple BSS sections ?
|
||||
{
|
||||
if (flag) break;
|
||||
s=me->data_sections;
|
||||
@ -152,6 +155,7 @@ void assign_addresses(me_info* me)
|
||||
if (strcmp(".bss",s->name)==0)
|
||||
{
|
||||
si=tcc_malloc(sizeof(meos_section_info));
|
||||
si->data=s->data;
|
||||
si->data_size=s->data_offset;
|
||||
si->next=me->bss_sections;
|
||||
si->sec_num=i;
|
||||
@ -176,8 +180,11 @@ void assign_addresses(me_info* me)
|
||||
{
|
||||
si->sh_addr=addr;
|
||||
addr+=si->data_size;
|
||||
}
|
||||
addr+=4096;
|
||||
}
|
||||
if (me->s1->pe_stack_size < 4096)
|
||||
addr+=4096;
|
||||
else
|
||||
addr += me->s1->pe_stack_size;
|
||||
addr=(addr+4)&(~3);
|
||||
me->header.stack=addr;
|
||||
me->header.memory_size=addr;
|
||||
@ -185,7 +192,7 @@ void assign_addresses(me_info* me)
|
||||
}
|
||||
|
||||
|
||||
const char *tcc_get_symbol_name(int st_name)
|
||||
const char *tcc_get_symbol_name(int st_name)
|
||||
// return string by index from stringtable section
|
||||
{
|
||||
const char *sym_name = strtab_section->data + st_name;
|
||||
@ -245,10 +252,14 @@ int tcc_output_me(TCCState* s1,const char *filename)
|
||||
me.s1=s1;
|
||||
relocate_common_syms();
|
||||
assign_addresses(&me);
|
||||
|
||||
if (s1->do_debug)
|
||||
tcc_output_dbgme(filename, &me);
|
||||
|
||||
me.header.entry_point=tcc_find_symbol_me(&me,"start");
|
||||
me.header.params= tcc_find_symbol_me(&me,"__argv"); // <--
|
||||
me.header.argv= tcc_find_symbol_me(&me,"__path"); // <--
|
||||
|
||||
|
||||
f=fopen(filename,"wb");
|
||||
for (i=0;i<8;i++)
|
||||
me.header.magic[i]=me_magic[i];
|
||||
@ -261,7 +272,15 @@ int tcc_output_me(TCCState* s1,const char *filename)
|
||||
for(si=me.code_sections;si;si=si->next)
|
||||
fwrite(si->data,1,si->data_size,f);
|
||||
for (si=me.data_sections;si;si=si->next)
|
||||
fwrite(si->data,1,si->data_size,f);
|
||||
fwrite(si->data,1,si->data_size,f);
|
||||
for (si=me.bss_sections;si;si=si->next)
|
||||
fwrite(si->data,1,si->data_size,f);
|
||||
/*
|
||||
if (me.bss_sections) // Siemargl testin, what we lose
|
||||
{
|
||||
tcc_error_noabort("We lose .BSS section when linking KOS32 executable");
|
||||
}
|
||||
*/
|
||||
fclose(f);
|
||||
return 0;
|
||||
}
|
||||
@ -288,3 +307,181 @@ char *getcwd(char *buf, size_t size)
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
static FILE *src_file;
|
||||
static int next_src_line;
|
||||
|
||||
void close_source_file()
|
||||
{
|
||||
if (src_file)
|
||||
fclose(src_file);
|
||||
src_file = NULL;
|
||||
}
|
||||
|
||||
void load_source_file(char *fname)
|
||||
{
|
||||
close_source_file();
|
||||
src_file = fopen(fname,"rt");
|
||||
if (!src_file) return;
|
||||
next_src_line = 1;
|
||||
}
|
||||
|
||||
int get_src_lines(char *buf, int sz, int start, int end)
|
||||
// 1 if read
|
||||
{
|
||||
char line[255], *ch;
|
||||
strcpy(buf, "");
|
||||
if (!src_file) return 0;
|
||||
while (next_src_line < start) // skip
|
||||
{
|
||||
ch = fgets(line, sizeof line, src_file);
|
||||
if (!ch) return 0;
|
||||
next_src_line++;
|
||||
}
|
||||
while (next_src_line <= end)
|
||||
{
|
||||
ch = fgets(line, sizeof line, src_file);
|
||||
if (!ch) return 0;
|
||||
next_src_line++;
|
||||
strncat(buf, line, sz - strlen(buf) - 1);
|
||||
}
|
||||
// remove newlines
|
||||
for (ch = buf; *ch; ch++)
|
||||
if (strchr("\t\n\r", *ch)) *ch = ' ';
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
int tcc_output_dbgme(const char *filename, me_info* me)
|
||||
// by Siemargl. Writes filename.dbg file for source code level debuggin with MTDBG
|
||||
// return 1 on error
|
||||
{
|
||||
FILE *fdbg;
|
||||
char fname[400], buf[200];
|
||||
|
||||
strcpy(fname, filename);
|
||||
strcat(fname, ".dbg");
|
||||
fdbg = fopen(fname,"wt");
|
||||
if (!fdbg) return 1;
|
||||
|
||||
meos_section_info *si, *ss;
|
||||
fputs(".text\n", fdbg); // just for mtbg
|
||||
|
||||
// print symbol table with resolved addresses
|
||||
Elf32_Sym* esym;
|
||||
for (esym = (Elf32_Sym*)symtab_section->data; esym <= (Elf32_Sym*)(symtab_section->data + symtab_section->data_offset); esym++)
|
||||
{
|
||||
if (esym->st_info == 0 || esym->st_info == 4) continue;
|
||||
int sect = esym->st_shndx;
|
||||
ss = findsection(me, sect);
|
||||
const char *sym_name = strtab_section->data + esym->st_name;
|
||||
if (ss == 0)
|
||||
{
|
||||
fprintf(fdbg, "undefined symbol '%s' type(%d)\n", sym_name, esym->st_info);
|
||||
continue;
|
||||
}
|
||||
fprintf(fdbg, "0x%X %s\n", ss->sh_addr + esym->st_value, sym_name); // removed type(%d) esym->st_info
|
||||
}
|
||||
|
||||
fputs(".text source code links\n", fdbg); // just for mtbg
|
||||
// print symbol table with resolved addresses
|
||||
Stab_Sym *stab;
|
||||
char *str = "", *cur_file = "???", cur_fun[255];
|
||||
int cur_line = 0, cur_fun_addr = 0, fun_flag = 0;
|
||||
strcpy(cur_fun, "fn???");
|
||||
for (stab = (Stab_Sym*)stab_section->data; stab <= (Stab_Sym*)(stab_section->data + stab_section->data_offset); stab++)
|
||||
{
|
||||
str = "";
|
||||
switch(stab->n_type)
|
||||
{
|
||||
case 100: // source file, or path
|
||||
if (stab->n_strx)
|
||||
{
|
||||
cur_file = stabstr_section->data + stab->n_strx;
|
||||
load_source_file(cur_file);
|
||||
}
|
||||
else
|
||||
cur_file = "???";
|
||||
strcpy(cur_fun, "fn???");
|
||||
cur_line = 0;
|
||||
cur_fun_addr = 0;
|
||||
fun_flag = 0;
|
||||
break;
|
||||
case 36: // func
|
||||
cur_fun_addr = 0;
|
||||
if (stab->n_strx)
|
||||
{
|
||||
strcpy(cur_fun, stabstr_section->data + stab->n_strx);
|
||||
str = strchr(cur_fun, ':');
|
||||
if (str) *str = '\0';
|
||||
cur_fun_addr = tcc_find_symbol_me(me, cur_fun);
|
||||
cur_line = stab->n_desc;
|
||||
fun_flag = 1;
|
||||
//fprintf(fdbg, "0x%X %s() line(%d)\n", cur_fun_addr, cur_fun, cur_line); // commented as conflicted with direct address
|
||||
}
|
||||
else
|
||||
strcpy(cur_fun, "fn???");
|
||||
break;
|
||||
case 68: // N_SLINE
|
||||
if (stab->n_value == 0 ) continue; // skip zero offset line
|
||||
if (fun_flag) // skip string {, as duplicates address
|
||||
{
|
||||
fun_flag = 0;
|
||||
continue;
|
||||
}
|
||||
|
||||
int line;
|
||||
if (stab->n_desc > cur_line)
|
||||
line = cur_line + 1;
|
||||
else
|
||||
line = cur_line;
|
||||
//fprintf(fdbg, "0x%X LINES %d-%d \n", cur_fun_addr + stab->n_value, line, stab->n_desc);
|
||||
if (get_src_lines(buf, sizeof buf, line, stab->n_desc))
|
||||
fprintf(fdbg, "0x%X %s\n", cur_fun_addr + stab->n_value, buf);
|
||||
|
||||
cur_line = stab->n_desc;
|
||||
break;
|
||||
default:
|
||||
continue;
|
||||
}
|
||||
/*
|
||||
if (stab->n_strx)
|
||||
str = stabstr_section->data + stab->n_strx;
|
||||
fprintf(fdbg, "0x%X type(%d) str(%s) desc(%d)\n", stab->n_value, stab->n_type, str, stab->n_desc);
|
||||
*/
|
||||
}
|
||||
|
||||
/* for(; si; si = si->next)
|
||||
{
|
||||
Section *sr;
|
||||
Elf32_Rel *rel, *rel_end;
|
||||
for(sr = me->s1->sections[si->sec_num]->reloc; sr; )
|
||||
{
|
||||
for (rel = (Elf32_Rel *) sr->data, rel_end = (Elf32_Rel *) (sr->data + sr->data_offset); rel < rel_end; rel++)
|
||||
{
|
||||
int type = ELF32_R_TYPE(rel->r_info);
|
||||
if (type != R_386_PC32 && type != R_386_32)
|
||||
continue;
|
||||
int sym = ELF32_R_SYM(rel->r_info);
|
||||
if (sym > symtab_section->data_offset / sizeof(Elf32_Sym))
|
||||
continue;
|
||||
Elf32_Sym* esym = ((Elf32_Sym*)symtab_section->data) + sym;
|
||||
int sect = esym->st_shndx;
|
||||
ss = findsection(me, sect);
|
||||
const char *sym_name = strtab_section->data + esym->st_name;
|
||||
if (ss == 0)
|
||||
{
|
||||
fprintf(fdbg, "undefined symbol '%s'\n", sym_name);
|
||||
continue;
|
||||
}
|
||||
if (rel->r_offset > si->data_size) continue;
|
||||
fprintf(fdbg, "\t0x%X %s\n", ss->sh_addr + esym->st_value, sym_name);
|
||||
}
|
||||
}
|
||||
}
|
||||
*/
|
||||
close_source_file();
|
||||
fclose(fdbg);
|
||||
return 0;
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user