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Allow access to segment information.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@4796 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz 2010-08-08 15:43:13 +00:00
parent 34c938e7ac
commit 6272c93556
3 changed files with 86 additions and 6 deletions
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49
src/dbginfo/dbginfo.c
View File

@ -2376,6 +2376,55 @@ void cc65_free_filelist (cc65_dbginfo Handle, cc65_filelist* List)
cc65_segmentlist* cc65_get_segmentlist (cc65_dbginfo Handle)
/* Return a list of all segments referenced in the debug information */
{
DbgInfo* Info;
Collection* SegInfoByName;
cc65_segmentlist* D;
unsigned I;
/* Check the parameter */
assert (Handle != 0);
/* The handle is actually a pointer to a debug info struct */
Info = (DbgInfo*) Handle;
/* Get a pointer to the file list */
SegInfoByName = &Info->SegInfoByName;
/* Allocate memory for the data structure returned to the caller */
D = xmalloc (sizeof (*D) - sizeof (D->data[0]) +
CollCount (SegInfoByName) * sizeof (D->data[0]));
/* Fill in the data */
D->count = CollCount (SegInfoByName);
for (I = 0; I < CollCount (SegInfoByName); ++I) {
/* Get this item */
SegInfo* S = CollAt (SegInfoByName, I);
/* Copy the data */
D->data[I].name = S->SegName;
D->data[I].start = S->Start;
D->data[I].end = S->Start + S->Size - 1;
}
/* Return the result */
return D;
}
void cc65_free_segmentlist (cc65_dbginfo Handle, cc65_segmentlist* List)
/* Free a file list returned by cc65_get_filelist() */
{
/* Just for completeness, check the handle */
assert (Handle != 0);
/* Just free the memory */
xfree (List);
}

19
src/dbginfo/dbginfo.h
View File

@ -101,6 +101,19 @@ struct cc65_filelist {
/* A list of segments with some information */
typedef struct cc65_segmentlist cc65_segmentlist;
struct cc65_segmentlist {
unsigned count; /* Number of data sets that follow */
struct {
const char* name; /* Name of the file */
cc65_addr start; /* Start address of segment */
cc65_addr end; /* End address of segment */
} data[1];
};
/*****************************************************************************/
/* Code */
/*****************************************************************************/
@ -138,6 +151,12 @@ cc65_filelist* cc65_get_filelist (cc65_dbginfo handle);
void cc65_free_filelist (cc65_dbginfo handle, cc65_filelist* list);
/* free a file list returned by cc65_get_filelist() */
cc65_segmentlist* cc65_get_segmentlist (cc65_dbginfo handle);
/* Return a list of all segments referenced in the debug information */
void cc65_free_segmentlist (cc65_dbginfo handle, cc65_segmentlist* list);
/* Free a file list returned by cc65_get_filelist() */
/* End of dbginfo.h */

24
src/dbginfo/dbgtest.c
View File

@ -63,12 +63,13 @@ static void Usage (void)
int main (int argc, char** argv)
{
const char* Input;
cc65_dbginfo Info;
cc65_filelist* Files;
cc65_lineinfo* L;
unsigned I;
unsigned long Addr;
const char* Input;
cc65_dbginfo Info;
cc65_filelist* Files;
cc65_segmentlist* Segments;
cc65_lineinfo* L;
unsigned I;
unsigned long Addr;
/* Input file is argument */
@ -93,6 +94,17 @@ int main (int argc, char** argv)
}
cc65_free_filelist (Info, Files);
/* Output a list of segments */
printf ("Segments processed when linking:\n");
Segments = cc65_get_segmentlist (Info);
for (I = 0; I < Segments->count; ++I) {
printf (" %-20s $%06lX-$%06lX\n",
Segments->data[I].name,
(unsigned long) Segments->data[I].start,
(unsigned long) Segments->data[I].end);
}
cc65_free_segmentlist (Info, Segments);
/* Check one line */
printf ("Requesting line info for crt0.s(59):\n");
L = cc65_lineinfo_byname (Info, "crt0.s", 59);