* files for more information.
*/
+/* needed if we want dladdr() and Dl_Info from glibc's dlfcn.h */
+#define _GNU_SOURCE
+
#include <stdio.h>
#include <signal.h>
#include "sbcl.h"
#include "thread.h"
#ifdef LISP_FEATURE_OS_PROVIDES_DLADDR
-# ifndef __USE_GNU
-/* __USE_GNU needed if we want dladdr() and Dl_Info from glibc. */
-# define __USE_GNU
-# endif
-# include "dlfcn.h"
+# include <dlfcn.h>
#endif
#if !(defined(LISP_FEATURE_X86) || defined(LISP_FEATURE_X86_64))
static void
call_info_from_context(struct call_info *info, os_context_t *context)
{
- unsigned long pc;
+ uword_t pc;
info->interrupted = 1;
if (lowtag_of(*os_context_register_addr(context, reg_CODE))
/* We tried to call a function, but crapped out before $CODE could
* be fixed up. Probably an undefined function. */
info->frame =
- (struct call_frame *)(unsigned long)
+ (struct call_frame *)(uword_t)
(*os_context_register_addr(context, reg_OCFP));
info->lra = (lispobj)(*os_context_register_addr(context, reg_LRA));
info->code = code_pointer(info->lra);
- pc = (unsigned long)native_pointer(info->lra);
+ pc = (uword_t)native_pointer(info->lra);
}
else {
info->frame =
- (struct call_frame *)(unsigned long)
+ (struct call_frame *)(uword_t)
(*os_context_register_addr(context, reg_CFP));
info->code =
code_pointer(*os_context_register_addr(context, reg_CODE));
pc = *os_context_pc_addr(context);
}
if (info->code != NULL)
- info->pc = pc - (unsigned long) info->code -
+ info->pc = pc - (uword_t) info->code -
#ifndef LISP_FEATURE_ALPHA
(HEADER_LENGTH(info->code->header) * sizeof(lispobj));
#else
int free_ici;
if (!cs_valid_pointer_p(info->frame)) {
- printf("Bogus callee value (0x%08lx).\n", (unsigned long)info->frame);
+ printf("Bogus callee value (0x%08lx).\n", (uword_t)info->frame);
return 0;
}
while (free_ici-- > 0) {
os_context_t *context =
thread->interrupt_contexts[free_ici];
- if ((struct call_frame *)(unsigned long)
+ if ((struct call_frame *)(uword_t)
(*os_context_register_addr(context, reg_CFP))
== info->frame) {
call_info_from_context(info, context);
else {
info->code = code_pointer(info->lra);
if (info->code != NULL)
- info->pc = (unsigned long)native_pointer(info->lra) -
- (unsigned long)info->code -
+ info->pc = (uword_t)native_pointer(info->lra) -
+ (uword_t)info->code -
#ifndef LISP_FEATURE_ALPHA
(HEADER_LENGTH(info->code->header) * sizeof(lispobj));
#else
}
void
-backtrace(int nframes)
+lisp_backtrace(int nframes)
{
struct call_info info;
call_info_from_lisp_state(&info);
do {
- printf("<Frame 0x%08lx%s, ", (unsigned long) info.frame,
+ printf("<Frame 0x%08lx%s, ", (uword_t) info.frame,
info.interrupted ? " [interrupted]" : "");
if (info.code != (struct code *) 0) {
lispobj function;
- printf("CODE: 0x%08lX, ", (unsigned long) info.code | OTHER_POINTER_LOWTAG);
+ printf("CODE: 0x%08lX, ", (uword_t) info.code | OTHER_POINTER_LOWTAG);
#ifndef LISP_FEATURE_ALPHA
function = info.code->entry_points;
printf("CODE: ???, ");
if (info.lra != NIL)
- printf("LRA: 0x%08lx, ", (unsigned long)info.lra);
+ printf("LRA: 0x%08lx, ", (uword_t)info.lra);
else
printf("<no LRA>, ");
/* we are using sizeof(long) here, because that is the right value on both
* x86 and x86-64. (But note that false positives would not cause much harm
* given the heuristical nature of x86_call_context.) */
- unsigned long stack_alignment = sizeof(long);
+ uword_t stack_alignment = sizeof(void*);
return (altstack_pointer_p(p)
|| (p < (void *) arch_os_get_current_thread()->control_stack_end
&& (p > (void *) &p || altstack_pointer_p(&p))
- && (((unsigned long) p) & (stack_alignment-1)) == 0));
+ && (((uword_t) p) & (stack_alignment-1)) == 0));
}
static int
/* the check against 4096 is still a mystery to everyone interviewed about
* it, but recent changes to sb-sprof seem to suggest that such values
* do occur sometimes. */
- return ((unsigned long) ra) > 4096 && !stack_pointer_p (ra);
+ return ((uword_t) ra) > 4096 && !stack_pointer_p (ra);
}
static int
struct compiled_debug_fun *
debug_function_from_pc (struct code* code, void *pc)
{
- unsigned long code_header_len = sizeof(lispobj) * HeaderValue(code->header);
- unsigned long offset
- = (unsigned long) pc - (unsigned long) code - code_header_len;
+ uword_t code_header_len = sizeof(lispobj) * HeaderValue(code->header);
+ uword_t offset
+ = (uword_t) pc - (uword_t) code - code_header_len;
struct compiled_debug_fun *df;
struct compiled_debug_info *di;
struct vector *v;
if (i == len)
return ((struct compiled_debug_fun *) native_pointer(v->data[i - 1]));
- if (offset >= (unsigned long)fixnum_value(df->elsewhere_pc)) {
+ if (offset >= (uword_t)fixnum_value(df->elsewhere_pc)) {
struct compiled_debug_fun *p
= ((struct compiled_debug_fun *) native_pointer(v->data[i + 1]));
next_pc = fixnum_value(p->elsewhere_pc);
printf("Pending handler = %p\n", data->pending_handler);
}
-/* This function has been split from backtrace() to enable Lisp
+/* This function has been split from lisp_backtrace() to enable Lisp
* backtraces from gdb with call backtrace_from_fp(...). Useful for
* example when debugging threading deadlocks.
*/
if (dladdr(ra, &info)) {
printf("Foreign function %s, fp = 0x%lx, ra = 0x%lx",
info.dli_sname,
- (unsigned long) next_fp,
- (unsigned long) ra);
+ (uword_t) next_fp,
+ (uword_t) ra);
} else
#endif
- printf("Foreign fp = 0x%lx, ra = 0x%lx",
- (unsigned long) next_fp,
- (unsigned long) ra);
+ printf("Foreign fp = 0x%p, ra = 0x%p",
+ (void*) next_fp,
+ (void*) ra);
}
putchar('\n');
}
void
-backtrace(int nframes)
+lisp_backtrace(int nframes)
{
void *fp;