]> Shamusworld >> Repos - rmac/blobdiff - rmac.c
Added new optimisation option "+op" which enforces PC relative mode (#123)
[rmac] / rmac.c
diff --git a/rmac.c b/rmac.c
index 57c3b376810851818a1b9d281a1fd7af70d469af..bcb587a8925e64d79a6699966da33328617b5bdd 100644 (file)
--- a/rmac.c
+++ b/rmac.c
@@ -1,7 +1,7 @@
 //
 // RMAC - Reboot's Macro Assembler for all Atari computers
 // RMAC.C - Main Application Code
-// Copyright (C) 199x Landon Dyer, 2011-2017 Reboot and Friends
+// Copyright (C) 199x Landon Dyer, 2011-2020 Reboot and Friends
 // RMAC derived from MADMAC v1.07 Written by Landon Dyer, 1986
 // Source utilised with the kind permission of Landon Dyer
 //
@@ -10,6 +10,7 @@
 #include "6502.h"
 #include "debug.h"
 #include "direct.h"
+#include "dsp56k.h"
 #include "error.h"
 #include "expr.h"
 #include "listing.h"
@@ -40,6 +41,7 @@ int debug;                                            // [1..9] Enable debugging levels
 int err_flag;                                  // '-e' specified
 int err_fd;                                            // File to write error messages to
 int rgpu, rdsp;                                        // Assembling Jaguar GPU or DSP code
+int robjproc;                                  // Assembling Jaguar Object Processor code
 int dsp56001;                                  // Assembling DSP 56001 code
 int list_fd;                                   // File to write listing to
 int regbank;                                   // RISC register bank
@@ -51,8 +53,20 @@ char * cmdlnexec;                            // Executable name, pointer to ARGV[0]
 char * searchpath;                             // Search path for include files
 char defname[] = "noname.o";   // Default output filename
 int optim_flags[OPT_COUNT];            // Specific optimisations on/off matrix
+int optim_pc = 0;                              // Enforce PC relative
 int activecpu = CPU_68000;             // Active 68k CPU (68000 by default)
 int activefpu = FPU_NONE;              // Active FPU (none by default)
+int org68k_active = 0;                 // .org switch for 68k (only with RAW output format)
+uint32_t org68k_address;               // .org for 68k
+
+//
+// Convert a string to uppercase
+//
+void strtoupper(char * s)
+{
+       while (*s)
+               *s++ &= 0xDF;
+}
 
 
 //
@@ -134,22 +148,18 @@ void DisplayHelp(void)
                "  -dsymbol[=value]  Define symbol (with optional value, default=0)\n"
                "  -e[errorfile]     Send error messages to file, not stdout\n"
                "  -f[format]        Output object file format\n"
-               "                    a: ALCYON (use this for ST)\n"
+               "                    a: ALCYON\n"
                "                    b: BSD (use this for Jaguar)\n"
                "                    e: ELF\n"
+               "                    p: P56 (use this for DSP56001 only)\n"
+               "                    l: LOD (use this for DSP56001 only)\n"
                "                    x: com/exe/xex (Atari 800)\n"
+               "                    r: absolute address"
                "  -i[path]          Directory to search for include files\n"
                "  -l[filename]      Create an output listing file\n"
                "  -l*[filename]     Create an output listing file without pagination\n"
                "  -m[cpu]           Select default CPU. Available options:\n"
-               "                    68000\n"
-               "                    68020\n"
-               "                    68030\n"
-               "                    68040\n"
-               "                    68060\n"
-               "                    6502\n"
-               "                    tom\n"
-               "                    jerry\n"
+               "                    68000, 68020, 68030, 68040, 68060, 6502, tom, jerry, 56001\n"
                "  -n                Don't do things behind your back in RISC assembler\n"
                "  -o file           Output file name\n"
                "  +o[value]         Turn a specific optimisation on\n"
@@ -164,13 +174,13 @@ void DisplayHelp(void)
                "                    o7: clr.l Dx to moveq #0,Dx                 (off)\n"
                "                    o8: adda.w/l #x,Dy to addq.w/l #x,Dy        (off)\n"
                "                    o9: adda.w/l #x,Dy to lea x(Dy),Dy          (off)\n"
+               "                    op: Enforce PC relative                     (off)\n"
                "  ~o[value]         Turn a specific optimisation off\n"
                "  +oall             Turn all optimisations on\n"
                "  ~oall             Turn all optimisations off\n"
-               "  -p                Create an ST .prg (without symbols)\n"
-               "  -ps               Create an ST .prg (with symbols)\n"
-               "  -px               Create an ST .prg (with exsymbols)\n"
-               "                    Forces -fa\n"
+               "  -p                Create an ST .prg (without symbols). Forces -fa\n"
+               "  -ps               Create an ST .prg (with symbols). Forces -fa\n"
+               "  -px               Create an ST .prg (with exsymbols). Forces -fa\n"
                "  -r[size]          Pad segments to boundary size specified\n"
                "                    w: word (2 bytes, default alignment)\n"
                "                    l: long (4 bytes)\n"
@@ -198,7 +208,7 @@ void DisplayVersion(void)
                "| |  | | | | | | (_| | (__ \n"
                "|_|  |_| |_| |_|\\__,_|\\___|\n"
                "\nReboot's Macro Assembler\n"
-               "Copyright (C) 199x Landon Dyer, 2011-2017 Reboot\n"
+               "Copyright (C) 199x Landon Dyer, 2011-2020 Reboot\n"
                "V%01i.%01i.%01i %s (%s)\n\n", MAJOR, MINOR, PATCH, __DATE__, PLATFORM);
 }
 
@@ -224,6 +234,12 @@ int ParseOptimization(char * optstring)
        }
        else if (optstring[1] == 'o' || optstring[1] == 'O') // Turn on specific optimisation
        {
+               if (optstring[2] == 'p' || optstring[2] == 'P')
+               {
+                       optim_pc = 1;
+                       return OK;
+               }
+
                int opt_no = atoi(&optstring[2]);
 
                if ((opt_no >= 0) && (opt_no < OPT_COUNT))
@@ -253,32 +269,35 @@ int Process(int argc, char ** argv)
        char fnbuf[FNSIZ];                              // Filename buffer
        int i;                                                  // Iterator
 
-       errcnt = 0;                                             // Initialise error count
-       listing = 0;                                    // Initialise listing level
-       list_flag = 0;                                  // Initialise listing flag
-       verb_flag = perm_verb_flag;             // Initialise verbose flag
-       as68_flag = 0;                                  // Initialise as68 kludge mode
-       glob_flag = 0;                                  // Initialise .globl flag
-       sbra_flag = 0;                                  // Initialise short branch flag
-       debug = 0;                                              // Initialise debug flag
-       searchpath = NULL;                              // Initialise search path
-       objfname = NULL;                                // Initialise object filename
-       list_fname = NULL;                              // Initialise listing filename
-       err_fname = NULL;                               // Initialise error filename
-       obj_format = BSD;                               // Initialise object format
-       firstfname = NULL;                              // Initialise first filename
-       err_fd = ERROUT;                                // Initialise error file descriptor
-       err_flag = 0;                                   // Initialise error flag
-       rgpu = 0;                                               // Initialise GPU assembly flag
-       rdsp = 0;                                               // Initialise DSP assembly flag
+       errcnt = 0;                                             // Initialize error count
+       listing = 0;                                    // Initialize listing level
+       list_flag = 0;                                  // Initialize listing flag
+       verb_flag = perm_verb_flag;             // Initialize verbose flag
+       as68_flag = 0;                                  // Initialize as68 kludge mode
+       glob_flag = 0;                                  // Initialize .globl flag
+       sbra_flag = 0;                                  // Initialize short branch flag
+       debug = 0;                                              // Initialize debug flag
+       searchpath = NULL;                              // Initialize search path
+       objfname = NULL;                                // Initialize object filename
+       list_fname = NULL;                              // Initialize listing filename
+       err_fname = NULL;                               // Initialize error filename
+       obj_format = BSD;                               // Initialize object format
+       firstfname = NULL;                              // Initialize first filename
+       err_fd = ERROUT;                                // Initialize error file descriptor
+       err_flag = 0;                                   // Initialize error flag
+       rgpu = 0;                                               // Initialize GPU assembly flag
+       rdsp = 0;                                               // Initialize DSP assembly flag
+       robjproc = 0;                                   // Initialize OP assembly flag
        lsym_flag = 1;                                  // Include local symbols in object file
        regbank = BANK_N;                               // No RISC register bank specified
        orgactive = 0;                                  // Not in RISC org section
        orgwarning = 0;                                 // No ORG warning issued
-       segpadsize = 2;                                 // Initialise segment padding size
+       segpadsize = 2;                                 // Initialize segment padding size
+    dsp_orgmap[0].start = 0;           // Initialize 56001 org initial address
+    dsp_orgmap[0].memtype = ORG_P;     // Initialize 56001 org start segment
        m6502 = 0;                                              // 6502 mode off by default
 
-       // Initialise modules
+       // Initialize modules
        InitSymbolTable();                              // Symbol table
        InitTokenizer();                                // Tokenizer
        InitLineProcessor();                    // Line processor
@@ -323,7 +342,7 @@ int Process(int argc, char ** argv)
                                }
 
                                sy->sattr = DEFINED | EQUATED | ABS;
-                               sy->svalue = (*s ? (uint32_t)atoi(s) : 0);
+                               sy->svalue = (*s ? (uint64_t)atoi(s) : 0);
                                break;
                        case 'e':                               // Redirect error message output
                        case 'E':
@@ -346,10 +365,22 @@ int Process(int argc, char ** argv)
                                case 'E':
                                        obj_format = ELF;
                                        break;
+                case 'l':           // -fl = LOD
+                case 'L':
+                    obj_format = LOD;
+                    break;
+                case 'p':           // -fp = P56
+                case 'P':
+                    obj_format = P56;
+                                       break;
                                case 'x':                       // -fx = COM/EXE/XEX
                                case 'X':
                                        obj_format = XEX;
                                        break;
+                case 'r':           // -fr = Absolute address
+                case 'R':
+                    obj_format = RAW;
+                    break;
                                default:
                                        printf("-f: unknown object format specified\n");
                                        errcnt++;
@@ -576,6 +607,7 @@ int Process(int argc, char ** argv)
        //    -  "foo.o" for linkable output;
        //    -  "foo.prg" for GEMDOS executable (-p flag).
        SaveSection();
+       int temp_section = cursect;
 
        for(i=TEXT; i<=BSS; i<<=1)
        {
@@ -601,6 +633,20 @@ int Process(int argc, char ** argv)
                currentorg += 2;
        }
 
+       // This looks like an awful kludge...  !!! FIX !!!
+       if (temp_section & (M56001P | M56001X | M56001Y))
+       {
+               SwitchSection(temp_section);
+
+               if (chptr != dsp_currentorg->start)
+               {
+                       dsp_currentorg->end = chptr;
+                       dsp_currentorg++;
+               }
+       }
+
+       SwitchSection(TEXT);
+
        if (objfname == NULL)
        {
                if (firstfname == NULL)
@@ -623,7 +669,7 @@ int Process(int argc, char ** argv)
        if (errcnt == 0)
        {
                if ((fd = open(objfname, _OPEN_FLAGS, _PERM_MODE)) < 0)
-                       cantcreat(objfname);
+                       CantCreateFile(objfname);
 
                if (verb_flag)
                {