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git-svn-id: svn://svn.cc65.org/cc65/trunk@1949 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz 2003-02-08 23:00:40 +00:00
parent 061caaca6d
commit 0346cf692e
5 changed files with 290 additions and 30 deletions
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10
src/co65/global.c
View File

@ -48,8 +48,8 @@
/* File names */
const char* InFilename = 0; /* Name of input file */
const char* OutFilename = 0; /* Name of output file */
const char* InputName = 0; /* Name of input file */
const char* OutputName = 0; /* Name of output file */
/* Default extensions */
const char AsmExt[] = ".s"; /* Default assembler extension */
@ -60,6 +60,12 @@ const char* DataSeg = SEGNAME_DATA; /* Name of the data segment */
const char* BssSeg = SEGNAME_BSS; /* Name of the bss segment */
const char* ZeropageSeg = SEGNAME_ZEROPAGE; /* Name of the zeropage segment */
/* Labels */
const char* CodeLabel = 0; /* Label for the code segment */
const char* DataLabel = 0; /* Label for the data segment */
const char* BssLabel = 0; /* Label for the bss segment */
const char* ZeropageLabel = 0; /* Label for the zeropage segment */
/* Flags */
unsigned char DebugInfo = 0; /* Enable debug info */

10
src/co65/global.h
View File

@ -45,8 +45,8 @@
/* File names */
extern const char* InFilename; /* Name of input file */
extern const char* OutFilename; /* Name of output file */
extern const char* InputName; /* Name of input file */
extern const char* OutputName; /* Name of output file */
/* Default extensions */
extern const char AsmExt[]; /* Default assembler extension */
@ -57,6 +57,12 @@ extern const char* DataSeg; /* Name of the data segment */
extern const char* BssSeg; /* Name of the bss segment */
extern const char* ZeropageSeg; /* Name of the zeropage segment */
/* Labels */
extern const char* CodeLabel; /* Label for the code segment */
extern const char* DataLabel; /* Label for the data segment */
extern const char* BssLabel; /* Label for the bss segment */
extern const char* ZeropageLabel; /* Label for the zeropage segment */
/* Flags */
extern unsigned char DebugInfo; /* Enable debug info */

221
src/co65/main.c
View File

@ -40,6 +40,7 @@
#include <time.h>
/* common */
#include "chartype.h"
#include "cmdline.h"
#include "fname.h"
#include "print.h"
@ -74,19 +75,43 @@ static void Usage (void)
" -v\t\t\tIncrease verbosity\n"
"\n"
"Long options:\n"
" --bss-label name\tDefine and export a BSS segment label\n"
" --bss-name seg\tSet the name of the BSS segment\n"
" --code-label name\tDefine and export a CODE segment label\n"
" --code-name seg\tSet the name of the CODE segment\n"
" --data-label name\tDefine and export a DATA segment label\n"
" --data-name seg\tSet the name of the DATA segment\n"
" --debug-info\t\tAdd debug info to object file\n"
" --help\t\tHelp (this text)\n"
" --verbose\t\tIncrease verbosity\n"
" --version\t\tPrint the version number\n"
" --zeropage-label name\tDefine and export a ZEROPAGE segment label\n"
" --zeropage-name seg\tSet the name of the ZEROPAGE segment\n",
ProgName);
}
static void CheckLabelName (const char* Label)
/* Check if the given label is a valid label name */
{
const char* L = Label;
if (strlen (L) < 256 && (IsAlpha (*L) || *L== '_')) {
while (*++L) {
if (!IsAlNum (*L) && *L != '_') {
break;
}
}
}
if (*L) {
Error ("Label name `%s' is invalid", Label);
}
}
static void CheckSegName (const char* Seg)
/* Abort if the given name is not a valid segment name */
{
@ -98,6 +123,18 @@ static void CheckSegName (const char* Seg)
static void OptBssLabel (const char* Opt attribute ((unused)), const char* Arg)
/* Handle the --bss-label option */
{
/* Check for a label name */
CheckLabelName (Arg);
/* Set the label */
BssLabel = xstrdup (Arg);
}
static void OptBssName (const char* Opt attribute ((unused)), const char* Arg)
/* Handle the --bss-name option */
{
@ -110,6 +147,18 @@ static void OptBssName (const char* Opt attribute ((unused)), const char* Arg)
static void OptCodeLabel (const char* Opt attribute ((unused)), const char* Arg)
/* Handle the --code-label option */
{
/* Check for a label name */
CheckLabelName (Arg);
/* Set the label */
CodeLabel = xstrdup (Arg);
}
static void OptCodeName (const char* Opt attribute ((unused)), const char* Arg)
/* Handle the --code-name option */
{
@ -122,6 +171,18 @@ static void OptCodeName (const char* Opt attribute ((unused)), const char* Arg)
static void OptDataLabel (const char* Opt attribute ((unused)), const char* Arg)
/* Handle the --data-label option */
{
/* Check for a label name */
CheckLabelName (Arg);
/* Set the label */
DataLabel = xstrdup (Arg);
}
static void OptDataName (const char* Opt attribute ((unused)), const char* Arg)
/* Handle the --data-name option */
{
@ -173,6 +234,18 @@ static void OptVersion (const char* Opt attribute ((unused)),
static void OptZeropageLabel (const char* Opt attribute ((unused)), const char* Arg)
/* Handle the --zeropage-label option */
{
/* Check for a label name */
CheckLabelName (Arg);
/* Set the label */
ZeropageLabel = xstrdup (Arg);
}
static void OptZeropageName (const char* Opt attribute ((unused)), const char* Arg)
/* Handle the --zeropage-name option */
{
@ -201,19 +274,19 @@ static const char* SegReloc (const O65Data* D, const O65Reloc* R, unsigned long
break;
case O65_SEGID_TEXT:
xsprintf (Buf, sizeof (Buf), "%s%+ld", CodeSeg, (long) (Val - D->Header.tbase));
xsprintf (Buf, sizeof (Buf), "%s%+ld", CodeLabel, (long) (Val - D->Header.tbase));
break;
case O65_SEGID_DATA:
xsprintf (Buf, sizeof (Buf), "%s%+ld", DataSeg, (long) (Val - D->Header.dbase));
xsprintf (Buf, sizeof (Buf), "%s%+ld", DataLabel, (long) (Val - D->Header.dbase));
break;
case O65_SEGID_BSS:
xsprintf (Buf, sizeof (Buf), "%s%+ld", BssSeg, (long) (Val - D->Header.bbase));
xsprintf (Buf, sizeof (Buf), "%s%+ld", BssLabel, (long) (Val - D->Header.bbase));
break;
case O65_SEGID_ZP:
xsprintf (Buf, sizeof (Buf), "%s%+ld", ZeropageSeg, (long) Val - D->Header.zbase);
xsprintf (Buf, sizeof (Buf), "%s%+ld", ZeropageLabel, (long) Val - D->Header.zbase);
break;
case O65_SEGID_ABS:
@ -284,9 +357,12 @@ static void ConvertSeg (FILE* F, const O65Data* D, const Collection* Relocs,
fprintf (F, "\t.faraddr\t%s\n", SegReloc (D, R, Val));
}
break;
case O65_RTYPE_SEG:
/* FALLTHROUGH for now */
default:
Internal ("Invalid relocation type at %lu", Byte);
Internal ("Cannot handle relocation type %d at %lu",
R->Type, Byte);
}
/* Get the next relocation entry */
@ -310,11 +386,13 @@ static void ConvertSeg (FILE* F, const O65Data* D, const Collection* Relocs,
static void Convert (void)
/* Do file conversion */
{
FILE* F;
unsigned I;
FILE* F;
unsigned I;
int cc65;
char* Author = 0;
/* Read the o65 file into memory */
O65Data* D = ReadO65File (InFilename);
O65Data* D = ReadO65File (InputName);
/* For now, we do only accept o65 files generated by the ld65 linker which
* have a specific format.
@ -322,7 +400,7 @@ static void Convert (void)
if (D->Header.mode != O65_MODE_CC65) {
Error ("Cannot convert o65 files of this type");
}
/* Output statistics */
Print (stdout, 1, "Size of text segment: %5lu\n", D->Header.tlen);
Print (stdout, 1, "Size of data segment: %5lu\n", D->Header.dlen);
@ -333,22 +411,110 @@ static void Convert (void)
Print (stdout, 1, "Number of text segment relocations: %5u\n", CollCount (&D->TextReloc));
Print (stdout, 1, "Number of data segment relocations: %5u\n", CollCount (&D->DataReloc));
/* Walk through the options and print them if verbose mode is enabled.
* Check for a os=cc65 option and bail out if we didn't find one (for
* now - later we switch to special handling).
*/
cc65 = 0;
for (I = 0; I < CollCount (&D->Options); ++I) {
/* Get the next option */
const O65Option* O = CollConstAt (&D->Options, I);
/* Check the type */
switch (O->Type) {
case O65_OPT_FILENAME:
Print (stdout, 1, "O65 filename option: `%s'\n",
GetO65OptionText (O));
break;
case O65_OPT_OS:
if (O->Len == 2) {
Warning ("Operating system option without data found");
} else {
cc65 = (O->Data[0] == O65_OS_CC65_MODULE);
Print (stdout, 1, "O65 operating system option: `%s'\n",
GetO65OSName (O->Data[0]));
}
break;
case O65_OPT_ASM:
Print (stdout, 1, "O65 assembler option: `%s'\n",
GetO65OptionText (O));
break;
case O65_OPT_AUTHOR:
if (Author) {
xfree (Author);
}
Author = xstrdup (GetO65OptionText (O));
Print (stdout, 1, "O65 author option: `%s'\n", Author);
break;
case O65_OPT_TIMESTAMP:
Print (stdout, 1, "O65 timestamp option: `%s'\n",
GetO65OptionText (O));
break;
default:
Warning ("Found unknown option, type %d, length %d",
O->Type, O->Len);
break;
}
}
/* Open the output file */
F = fopen (OutFilename, "wb");
F = fopen (OutputName, "wb");
if (F == 0) {
Error ("Cannot open `%s': %s", OutFilename, strerror (errno));
Error ("Cannot open `%s': %s", OutputName, strerror (errno));
}
/* Create a header */
if ((D->Header.mode & O65_CPU_MASK) == O65_CPU_65816) {
fprintf (F, "\t.p816\n");
}
fprintf (F, ";\n; File generated by co65 v %u.%u.%u\n;\n",
VER_MAJOR, VER_MINOR, VER_PATCH);
/* Select the CPU */
if ((D->Header.mode & O65_CPU_MASK) == O65_CPU_65816) {
fprintf (F, "\t.p816\n");
}
/* Object file options */
fprintf (F, "\t.fopt\t\tcompiler,\"co65 v %u.%u.%u\"\n",
VER_MAJOR, VER_MINOR, VER_PATCH);
if (Author) {
fprintf (F, "\t.fopt\t\tauthor, \"%s\"\n", Author);
xfree (Author);
Author = 0;
}
/* Several other assembler options */
fprintf (F, "\t.case\t\ton\n");
fprintf (F, "\t.debuginfo\t%s\n", (DebugInfo != 0)? "on" : "off");
/* Setup/export the segment labels */
if (BssLabel) {
fprintf (F, "\t.export\t\t%s\n", BssLabel);
} else {
BssLabel = xstrdup ("__BSS__");
}
if (CodeLabel) {
fprintf (F, "\t.export\t\t%s\n", CodeLabel);
} else {
CodeLabel = xstrdup ("__CODE__");
}
if (DataLabel) {
fprintf (F, "\t.export\t\t%s\n", DataLabel);
} else {
DataLabel = xstrdup ("__DATA__");
}
if (ZeropageLabel) {
fprintf (F, "\t.export\t\t%s\n", ZeropageLabel);
} else {
/* If this is a cc65 module, override the name for the zeropage segment */
if (cc65) {
ZeropageLabel = "__ZP_RUN__";
fprintf (F, "\t.import\t\t__ZP_RUN__\t; Linker generated symbol\n");
} else {
ZeropageLabel = xstrdup ("__ZEROPAGE__");
}
}
/* End of header */
fprintf (F, "\n");
/* Imported identifiers */
@ -371,7 +537,10 @@ static void Convert (void)
/* Get the next import */
O65Export* Export = CollAtUnchecked (&D->Exports, I);
/* Import it by name */
/* First define it */
fprintf (F, "%s = XXX\n", Export->Name); /* ### */
/* The export it by name */
fprintf (F, "\t.export\t%s\n", Export->Name);
}
fprintf (F, "\n");
@ -379,17 +548,17 @@ static void Convert (void)
/* Code segment */
fprintf (F, ".segment\t\"%s\"\n", CodeSeg);
fprintf (F, "%s:\n", CodeSeg);
fprintf (F, "%s:\n", CodeLabel);
ConvertSeg (F, D, &D->TextReloc, D->Text, D->Header.tlen);
/* Data segment */
fprintf (F, ".segment\t\"%s\"\n", DataSeg);
fprintf (F, "%s:\n", DataSeg);
fprintf (F, "%s:\n", DataLabel);
ConvertSeg (F, D, &D->DataReloc, D->Data, D->Header.dlen);
/* BSS segment */
fprintf (F, ".segment\t\"%s\"\n", BssSeg);
fprintf (F, "%s:\n", BssSeg);
fprintf (F, "%s:\n", BssLabel);
fprintf (F, "\t.res\t%lu\n", D->Header.blen);
fprintf (F, "\n");
@ -404,13 +573,17 @@ int main (int argc, char* argv [])
{
/* Program long options */
static const LongOpt OptTab[] = {
{ "--bss-label", 1, OptBssLabel },
{ "--bss-name", 1, OptBssName },
{ "--code-label", 1, OptCodeLabel },
{ "--code-name", 1, OptCodeName },
{ "--data-label", 1, OptDataLabel },
{ "--data-name", 1, OptDataName },
{ "--debug-info", 0, OptDebugInfo },
{ "--help", 0, OptHelp },
{ "--verbose", 0, OptVerbose },
{ "--version", 0, OptVersion },
{ "--zeropage-label", 1, OptZeropageLabel },
{ "--zeropage-name", 1, OptZeropageName },
};
@ -443,7 +616,7 @@ int main (int argc, char* argv [])
break;
case 'o':
OutFilename = GetArg (&I, 2);
OutputName = GetArg (&I, 2);
break;
case 'v':
@ -461,10 +634,10 @@ int main (int argc, char* argv [])
}
} else {
/* Filename. Check if we already had one */
if (InFilename) {
if (InputName) {
Error ("Don't know what to do with `%s'\n", Arg);
} else {
InFilename = Arg;
InputName = Arg;
}
}
@ -473,13 +646,13 @@ int main (int argc, char* argv [])
}
/* Do we have an input file? */
if (InFilename == 0) {
if (InputName == 0) {
Error ("No input file\n");
}
/* Generate the name of the output file if none was specified */
if (OutFilename == 0) {
OutFilename = MakeFilename (InFilename, AsmExt);
if (OutputName == 0) {
OutputName = MakeFilename (InputName, AsmExt);
}
/* Do the conversion */

70
src/co65/o65.c
View File

@ -38,6 +38,7 @@
#include <errno.h>
/* common */
#include "chartype.h"
#include "xmalloc.h"
/* co65 */
@ -153,14 +154,18 @@ static O65Option* ReadO65Option (FILE* F)
if (Len == 0) {
return 0;
}
if (Len < 2) {
Error ("Found option with length < 2 (input file corrupt)");
}
Len -= 2;
/* Allocate a new O65Option structure of the needed size */
O = xmalloc (sizeof (*O) - sizeof (O->Data) + Len - 2);
O = xmalloc (sizeof (*O) - sizeof (O->Data) + Len);
/* Assign the length and read the remaining option data */
O->Len = Len;
O->Type = Read8 (F);
ReadData (F, O->Data, Len - 2);
ReadData (F, O->Data, Len);
/* Return the new struct */
return O;
@ -367,3 +372,64 @@ O65Data* ReadO65File (const char* Name)
const char* GetO65OSName (unsigned char OS)
/* Return the name of the operating system given by OS */
{
switch (OS) {
case O65_OS_OSA65: return "OS/A65";
case O65_OS_LUNIX: return "Lunix";
case O65_OS_CC65_MODULE: return "cc65 module";
default: return "unknown";
}
}
const char* GetO65OptionText (const O65Option* O)
/* Return the data of the given option as a readable text. The function returns
* a pointer to a static buffer that is reused on the next call, so if in doubt,
* make a copy (and no, the function is not thread safe).
*/
{
static char Buf[256];
unsigned I, J;
/* Get the length of the text */
unsigned Len = 0;
while (Len < O->Len && O->Data[Len] != '\0') {
++Len;
}
/* Copy into the buffer converting non readable characters */
I = J = 0;
while (I < sizeof (Buf) - 1 && J < Len) {
if (!IsControl (O->Data[J])) {
Buf[I++] = O->Data[J];
} else {
Buf[I++] = '\\';
if (I >= sizeof (Buf) - 4) {
--I;
break;
}
switch (O->Data[J]) {
case '\t': Buf[I++] = 't'; break;
case '\b': Buf[I++] = 'b'; break;
case '\n': Buf[I++] = 'n'; break;
case '\r': Buf[I++] = 'r'; break;
case '\v': Buf[I++] = 'v'; break;
default:
sprintf (Buf + I, "x%02X", O->Data[J]);
I += 3;
break;
}
}
++J;
}
/* Terminate the string and return it */
Buf[I] = '\0';
return Buf;
}

9
src/co65/o65.h
View File

@ -212,6 +212,15 @@ O65Data* ReadO65File (const char* Name);
* created O65Data struct.
*/
const char* GetO65OSName (unsigned char OS);
/* Return the name of the operating system given by OS */
const char* GetO65OptionText (const O65Option* O);
/* Return the data of the given option as a readable text. The function returns
* a pointer to a static buffer that is reused on the next call, so if in doubt,
* make a copy (and no, the function is not thread safe).
*/
/* End of o65.h */