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Added cc65_scope_byname.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@5198 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz 2011-08-17 21:20:10 +00:00
parent 0d8e8a9533
commit 6aae186f7f
3 changed files with 178 additions and 8 deletions
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118
src/dbginfo/dbginfo.c
View File

@ -190,6 +190,7 @@ struct DbgInfo {
/* Collections with other sort criteria */
Collection FileInfoByName; /* File infos sorted by name */
Collection ModInfoByName; /* Module info sorted by name */
Collection ScopeInfoByName;/* Scope infos sorted by name */
Collection SegInfoByName; /* Segment infos sorted by name */
Collection SymInfoByName; /* Symbol infos sorted by name */
Collection SymInfoByVal; /* Symbol infos sorted by value */
@ -1340,9 +1341,15 @@ static void CopyScopeInfo (cc65_scopedata* D, const ScopeInfo* S)
static int CompareScopeInfoByName (const void* L, const void* R)
/* Helper function to sort scope infos in a collection by name */
{
/* Compare scope name */
return strcmp (((const ScopeInfo*) L)->Name,
((const ScopeInfo*) R)->Name);
const ScopeInfo* Left = L;
const ScopeInfo* Right = R;
/* Compare scope name, then id */
int Res = strcmp (Left->Name, Right->Name);
if (Res == 0) {
Res = (int)Left->Id - (int)Right->Id;
}
return Res;
}
@ -1833,6 +1840,7 @@ static DbgInfo* NewDbgInfo (const char* FileName)
CollInit (&Info->FileInfoByName);
CollInit (&Info->ModInfoByName);
CollInit (&Info->ScopeInfoByName);
CollInit (&Info->SegInfoByName);
CollInit (&Info->SymInfoByName);
CollInit (&Info->SymInfoByVal);
@ -1894,6 +1902,7 @@ static void FreeDbgInfo (DbgInfo* Info)
/* Free the memory used by the other collections */
CollDone (&Info->FileInfoByName);
CollDone (&Info->ModInfoByName);
CollDone (&Info->ScopeInfoByName);
CollDone (&Info->SegInfoByName);
CollDone (&Info->SymInfoByName);
CollDone (&Info->SymInfoByVal);
@ -2486,6 +2495,7 @@ static void ParseInfo (InputData* D)
case TOK_SCOPE:
CollGrow (&D->Info->ScopeInfoById, D->IVal);
CollGrow (&D->Info->ScopeInfoByName, D->IVal);
break;
case TOK_SEGMENT:
@ -3124,6 +3134,7 @@ static void ParseScope (InputData* D)
/* ... and remember it */
CollReplaceExpand (&D->Info->ScopeInfoById, S, Id);
CollAppend (&D->Info->ScopeInfoByName, S);
ErrorExit:
/* Entry point in case of errors */
@ -3900,6 +3911,50 @@ static SegInfo* FindSegInfoByName (Collection* SegInfos, const char* Name)
static int FindScopeInfoByName (const Collection* ScopeInfos, const char* Name,
unsigned* Index)
/* Find the ScopeInfo for a given scope name. The function returns true if the
* name was found. In this case, Index contains the index of the first item
* that matches. If the item wasn't found, the function returns false and
* Index contains the insert position for Name.
*/
{
/* Do a binary search */
int Lo = 0;
int Hi = (int) CollCount (ScopeInfos) - 1;
int Found = 0;
while (Lo <= Hi) {
/* Mid of range */
int Cur = (Lo + Hi) / 2;
/* Get item */
const ScopeInfo* CurItem = CollConstAt (ScopeInfos, Cur);
/* Compare */
int Res = strcmp (CurItem->Name, Name);
/* Found? */
if (Res < 0) {
Lo = Cur + 1;
} else {
Hi = Cur - 1;
/* Since we may have duplicates, repeat the search until we've
* the first item that has a match.
*/
if (Res == 0) {
Found = 1;
}
}
}
/* Pass back the index. This is also the insert position */
*Index = Lo;
return Found;
}
static int FindSymInfoByName (const Collection* SymInfos, const char* Name,
unsigned* Index)
/* Find the SymInfo for a given file name. The function returns true if the
@ -4273,6 +4328,9 @@ static void ProcessScopeInfo (InputData* D)
/* Sort the scopes for this module by name */
CollSort (&M->ScopeInfoByName, CompareScopeInfoByName);
}
/* Sort the scope infos */
CollSort (&D->Info->ScopeInfoByName, CompareScopeInfoByName);
}
@ -5703,6 +5761,60 @@ const cc65_scopeinfo* cc65_scope_bymodule (cc65_dbginfo Handle, unsigned ModId)
const cc65_scopeinfo* cc65_scope_byname (cc65_dbginfo Handle, const char* Name)
/* Return the list of scopes with a given name. Returns NULL if no scope with
* the given name was found, otherwise a non empty scope list.
*/
{
DbgInfo* Info;
unsigned Index;
ScopeInfo* S;
cc65_scopeinfo* D;
unsigned Count;
unsigned I;
/* Check the parameter */
assert (Handle != 0);
/* The handle is actually a pointer to a debug info struct */
Info = (DbgInfo*) Handle;
/* Search for the first item with the given name */
if (!FindScopeInfoByName (&Info->ScopeInfoByName, Name, &Index)) {
/* Not found */
return 0;
}
/* Count scopes with this name */
Count = 1;
I = Index;
while (1) {
if (++I >= CollCount (&Info->ScopeInfoByName)) {
break;
}
S = CollAt (&Info->ScopeInfoByName, I);
if (strcmp (S->Name, Name) != 0) {
/* Next symbol has another name */
break;
}
++Count;
}
/* Allocate memory for the data structure returned to the caller */
D = new_cc65_scopeinfo (Count);
/* Fill in the data */
for (I = 0; I < Count; ++I, ++Index) {
CopyScopeInfo (D->data + I, CollConstAt (&Info->ScopeInfoByName, Index));
}
/* Return the result */
return D;
}
const cc65_scopeinfo* cc65_childscopes_byid (cc65_dbginfo Handle, unsigned Id)
/* Return the direct child scopes of a scope with a given id. The function
* returns NULL if no scope with this id was found, otherwise a list of the

5
src/dbginfo/dbginfo.h
View File

@ -510,6 +510,11 @@ const cc65_scopeinfo* cc65_scope_bymodule (cc65_dbginfo handle, unsigned module_
* scope with the given id was found.
*/
const cc65_scopeinfo* cc65_scope_byname (cc65_dbginfo handle, const char* name);
/* Return the list of scopes with a given name. Returns NULL if no scope with
* the given name was found, otherwise a non empty scope list.
*/
const cc65_scopeinfo* cc65_childscopes_byid (cc65_dbginfo handle, unsigned id);
/* Return the direct child scopes of a scope with a given id. The function
* returns NULL if no scope with this id was found, otherwise a list of the

57
src/dbginfo/dbgsh.c
View File

@ -72,6 +72,9 @@ static void CmdShow (Collection* Args);
static void CmdShowHelp (Collection* Args);
/* Print help for the show command */
static void CmdShowChildScopes (Collection* Args);
/* Show child scopes from the debug info file */
static void CmdShowLibrary (Collection* Args);
/* Show libraries from the debug info file */
@ -165,6 +168,11 @@ static const CmdEntry MainCmds[] = {
/* Table with show commands */
static const CmdEntry ShowCmds[] = {
{
"childscopes",
"Show child scopes of other scopes.",
-2,
CmdShowChildScopes
}, {
"help",
"Show available subcommands",
1,
@ -763,6 +771,52 @@ static void CmdShowHelp (Collection* Args attribute ((unused)))
static void CmdShowChildScopes (Collection* Args)
/* Show child scopes from the debug info file */
{
const cc65_scopeinfo* S;
unsigned I;
/* Be sure a file is loaded */
if (!FileIsLoaded ()) {
return;
}
/* Output the header */
PrintScopeHeader ();
/* Output child scopes for all arguments */
for (I = 0; I < CollCount (Args); ++I) {
/* Parse the argument */
unsigned Id;
unsigned IdType = ScopeId;
if (GetId (CollConstAt (Args, I), &Id, &IdType)) {
/* Fetch list depending on type */
switch (IdType) {
case ScopeId:
S = cc65_childscopes_byid (Info, Id);
break;
default:
S = 0;
PrintLine ("Invalid id type");
break;
}
} else {
/* Invalid id */
S = 0;
}
/* Output the list */
if (S) {
PrintScopes (S);
cc65_free_scopeinfo (Info, S);
}
}
}
static void CmdShowLine (Collection* Args)
/* Show lines from the debug info file */
{
@ -982,8 +1036,7 @@ static void CmdShowScope (Collection* Args)
}
} else {
/* An invalid id may be a scope name */
//S = cc65_scope_byname (Info, CollConstAt (Args, I));
S = 0;
S = cc65_scope_byname (Info, CollConstAt (Args, I));
}
/* Output the list */