X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fz80%2Fmain.c;h=adc65c09523d7af462524f90be140ae759f9db78;hb=31264d72ca126a7ad645192145c94daf4d72e2a7;hp=99abb8db1a54803de3cb15b2c7f505750117bf2d;hpb=b9bea5043c1c0af93766dade356b99edd0fec0ea;p=fw%2Fsdcc diff --git a/src/z80/main.c b/src/z80/main.c index 99abb8db..adc65c09 100644 --- a/src/z80/main.c +++ b/src/z80/main.c @@ -22,10 +22,23 @@ what you give them. Help stamp out software-hoarding! -------------------------------------------------------------------------*/ +#include #include "z80.h" #include "MySystem.h" #include "BuildCmd.h" #include "SDCCutil.h" +#include "SDCCargs.h" +#include "dbuf_string.h" + +#define OPTION_BO "-bo" +#define OPTION_BA "-ba" +#define OPTION_CODE_SEG "--codeseg" +#define OPTION_CONST_SEG "--constseg" +#define OPTION_CALLEE_SAVES_BC "--callee-saves-bc" +#define OPTION_PORTMODE "--portmode=" +#define OPTION_ASM "--asm=" +#define OPTION_NO_STD_CRT0 "--no-std-crt0" + static char _z80_defaultRules[] = { @@ -41,12 +54,35 @@ static char _gbz80_defaultRules[] = Z80_OPTS z80_opts; +static OPTION _z80_options[] = + { + { 0, OPTION_CALLEE_SAVES_BC, &z80_opts.calleeSavesBC, "Force a called function to always save BC" }, + { 0, OPTION_PORTMODE, NULL, "Determine PORT I/O mode (z80/z180)" }, + { 0, OPTION_ASM, NULL, "Define assembler name (rgbds/asxxxx/isas/z80asm)" }, + { 0, OPTION_CODE_SEG, &options.code_seg, " use this name for the code segment", CLAT_STRING }, + { 0, OPTION_CONST_SEG, &options.const_seg, " use this name for the const segment", CLAT_STRING }, + { 0, OPTION_NO_STD_CRT0, &options.no_std_crt0, "For the z80/gbz80 do not link default crt0.o"}, + { 0, NULL } + }; + +static OPTION _gbz80_options[] = + { + { 0, OPTION_BO, NULL, " use code bank " }, + { 0, OPTION_BA, NULL, " use data bank " }, + { 0, OPTION_CALLEE_SAVES_BC, &z80_opts.calleeSavesBC, "Force a called function to always save BC" }, + { 0, OPTION_CODE_SEG, &options.code_seg, " use this name for the code segment", CLAT_STRING }, + { 0, OPTION_CONST_SEG, &options.const_seg, " use this name for the const segment", CLAT_STRING }, + { 0, OPTION_NO_STD_CRT0, &options.no_std_crt0, "For the z80/gbz80 do not link default crt0.o"}, + { 0, NULL } + }; + typedef enum { /* Must be first */ ASM_TYPE_ASXXXX, ASM_TYPE_RGBDS, - ASM_TYPE_ISAS + ASM_TYPE_ISAS, + ASM_TYPE_Z80ASM } ASM_TYPE; @@ -63,6 +99,10 @@ static char *_keywords[] = "sfr", "nonbanked", "banked", + "at", //.p.t.20030714 adding support for 'sfr at ADDR' construct + "_naked", //.p.t.20030714 adding support for '_naked' functions + "critical", + "interrupt", NULL }; @@ -71,6 +111,11 @@ extern PORT z80_port; #include "mappings.i" +static builtins _z80_builtins[] = { + { "__builtin_memcpy", "vg*", 3, {"vg*", "vg*", "ui" } }, + { NULL , NULL, 0, {NULL}} +}; + static void _z80_init (void) { @@ -85,15 +130,15 @@ _gbz80_init (void) } static void -_reset_regparm () +_reset_regparm (void) { _G.regParams = 0; } static int -_reg_parm (sym_link * l) +_reg_parm (sym_link * l, bool reentrant) { - if (options.noRegParams) + if (options.noRegParams) { return FALSE; } @@ -111,76 +156,197 @@ _reg_parm (sym_link * l) } } +enum { + P_BANK = 1, + P_PORTMODE, + P_CODESEG, + P_CONSTSEG, +}; + static int -_process_pragma (const char *sz) +do_pragma(int id, const char *name, const char *cp) { - if (startsWith (sz, "bank=")) + struct pragma_token_s token; + int err = 0; + int processed = 1; + + init_pragma_token(&token); + + switch (id) { - char buffer[128]; - strcpy (buffer, sz + 5); - chomp (buffer); - if (isdigit (buffer[0])) - { - - } - else if (!strcmp (buffer, "BASE")) - { - strcpy (buffer, "HOME"); - } - if (isdigit (buffer[0])) - { - /* Arg was a bank number. Handle in an ASM independent - way. */ - char num[128]; - strcpy (num, sz + 5); - chomp (num); - - switch (_G.asmType) - { - case ASM_TYPE_ASXXXX: - sprintf (buffer, "CODE_%s", num); - break; - case ASM_TYPE_RGBDS: - sprintf (buffer, "CODE,BANK[%s]", num); - break; - case ASM_TYPE_ISAS: - /* PENDING: what to use for ISAS? */ - sprintf (buffer, "CODE,BANK(%s)", num); - break; - default: - wassert (0); - } - } - gbz80_port.mem.code_name = Safe_strdup (buffer); - code->sname = gbz80_port.mem.code_name; - return 0; - } - return 1; + case P_BANK: + { + struct dbuf_s buffer; + + dbuf_init(&buffer, 128); + + cp = get_pragma_token(cp, &token); + + switch (token.type) + { + case TOKEN_EOL: + err = 1; + break; + + case TOKEN_INT: + switch (_G.asmType) + { + case ASM_TYPE_ASXXXX: + dbuf_printf (&buffer, "CODE_%d", token.val.int_val); + break; + + case ASM_TYPE_RGBDS: + dbuf_printf (&buffer, "CODE,BANK[%d]", token.val.int_val); + break; + + case ASM_TYPE_ISAS: + /* PENDING: what to use for ISAS? */ + dbuf_printf (&buffer, "CODE,BANK(%d)", token.val.int_val); + break; + + default: + wassert (0); + } + break; + + default: + { + const char *str = get_pragma_string (&token); + + dbuf_append_str (&buffer, (0 == strcmp("BASE", str)) ? "HOME" : str); + } + break; + } + + cp = get_pragma_token (cp, &token); + if (TOKEN_EOL != token.type) + { + err = 1; + break; + } + + dbuf_c_str (&buffer); + /* ugly, see comment in src/port.h (borutr) */ + gbz80_port.mem.code_name = dbuf_detach (&buffer); + code->sname = gbz80_port.mem.code_name; + options.code_seg = (char *)gbz80_port.mem.code_name; + } + break; + + case P_PORTMODE: + { /*.p.t.20030716 - adding pragma to manipulate z80 i/o port addressing modes */ + const char *str; + + cp = get_pragma_token (cp, &token); + + if (TOKEN_EOL == token.type) + { + err = 1; + break; + } + + str = get_pragma_string (&token); + + cp = get_pragma_token (cp, &token); + if (TOKEN_EOL != token.type) + { + err = 1; + break; + } + + if (!strcmp(str, "z80")) + { z80_opts.port_mode = 80; } + else if(!strcmp(str, "z180")) + { z80_opts.port_mode = 180; } + else if(!strcmp(str, "save")) + { z80_opts.port_back = z80_opts.port_mode; } + else if(!strcmp(str, "restore" )) + { z80_opts.port_mode = z80_opts.port_back; } + else + err = 1; + } + break; + + case P_CODESEG: + case P_CONSTSEG: + { + char *segname; + + cp = get_pragma_token (cp, &token); + if (token.type == TOKEN_EOL) + { + err = 1; + break; + } + + segname = Safe_strdup (get_pragma_string(&token)); + + cp = get_pragma_token (cp, &token); + if (token.type != TOKEN_EOL) + { + Safe_free (segname); + err = 1; + break; + } + + if (id == P_CODESEG) + { + if (options.code_seg) Safe_free(options.code_seg); + options.code_seg = segname; + } + else + { + if (options.const_seg) Safe_free(options.const_seg); + options.const_seg = segname; + } + } + break; + + default: + processed = 0; + break; + } + + get_pragma_token(cp, &token); + + if (1 == err) + werror(W_BAD_PRAGMA_ARGUMENTS, name); + + free_pragma_token(&token); + return processed; +} + +static struct pragma_s pragma_tbl[] = { + { "bank", P_BANK, 0, do_pragma }, + { "portmode", P_PORTMODE, 0, do_pragma }, + { "codeseg", P_CODESEG, 0, do_pragma }, + { "constseg", P_CONSTSEG, 0, do_pragma }, + { NULL, 0, 0, NULL }, + }; + +static int +_process_pragma(const char *s) +{ + return process_pragma_tbl(pragma_tbl, s); } static const char *_gbz80_rgbasmCmd[] = { - "rgbasm", "-o$1.o", "$1.asm", NULL + "rgbasm", "-o\"$1.o\"", "\"$1.asm\"", NULL }; static const char *_gbz80_rgblinkCmd[] = { - "xlink", "-tg", "-n$1.sym", "-m$1.map", "-zFF", "$1.lnk", NULL + "xlink", "-tg", "-n\"$1.sym\"", "-m\"$1.map\"", "-zFF", "\"$1.lnk\"", NULL }; static void _gbz80_rgblink (void) { FILE *lnkfile; - const char *sz; - - int i; - sz = srcFileName; - if (!sz) - sz = "a"; /* first we need to create the .lnk file */ - sprintf (scratchFileName, "%s.lnk", sz); + sprintf (scratchFileName, "%s.lnk", dstFileName); if (!(lnkfile = fopen (scratchFileName, "w"))) { werror (E_FILE_OPEN_ERR, scratchFileName); @@ -189,23 +355,19 @@ _gbz80_rgblink (void) fprintf (lnkfile, "[Objects]\n"); - if (srcFileName) - fprintf (lnkfile, "%s.o\n", sz); + fprintf (lnkfile, "%s.o\n", dstFileName); - for (i = 0; i < nrelFiles; i++) - fprintf (lnkfile, "%s\n", relFiles[i]); + fputStrSet(lnkfile, relFilesSet); fprintf (lnkfile, "\n[Libraries]\n"); /* additional libraries if any */ - for (i = 0; i < nlibFiles; i++) - fprintf (lnkfile, "%s\n", libFiles[i]); - + fputStrSet(lnkfile, libFilesSet); - fprintf (lnkfile, "\n[Output]\n" "%s.gb", sz); + fprintf (lnkfile, "\n[Output]\n" "%s.gb", dstFileName); fclose (lnkfile); - buildCmdLine (buffer,port->linker.cmd, sz, NULL, NULL, NULL); + buildCmdLine (buffer,port->linker.cmd, dstFileName, NULL, NULL, NULL); /* call the linker */ if (my_system (buffer)) { @@ -219,60 +381,134 @@ _parseOptions (int *pargc, char **argv, int *i) { if (argv[*i][0] == '-') { - if (argv[*i][1] == 'b' && IS_GB) - { - int bank = atoi (argv[*i] + 3); - char buffer[128]; - switch (argv[*i][2]) - { - case 'o': - /* ROM bank */ - sprintf (buffer, "CODE_%u", bank); - gbz80_port.mem.code_name = Safe_strdup (buffer); - return TRUE; - case 'a': - /* RAM bank */ - sprintf (buffer, "DATA_%u", bank); - gbz80_port.mem.data_name = Safe_strdup (buffer); - return TRUE; - } - } - else if (!strncmp (argv[*i], "--asm=", 6)) - { - if (!strcmp (argv[*i], "--asm=rgbds")) - { - asm_addTree (&_rgbds_gb); - gbz80_port.assembler.cmd = _gbz80_rgbasmCmd; - gbz80_port.linker.cmd = _gbz80_rgblinkCmd; - gbz80_port.linker.do_link = _gbz80_rgblink; - _G.asmType = ASM_TYPE_RGBDS; - return TRUE; - } - else if (!strcmp (argv[*i], "--asm=asxxxx")) - { - _G.asmType = ASM_TYPE_ASXXXX; - return TRUE; - } - else if (!strcmp (argv[*i], "--asm=isas")) - { - asm_addTree (&_isas_gb); - /* Munge the function prefix */ - gbz80_port.fun_prefix = ""; - _G.asmType = ASM_TYPE_ISAS; - return TRUE; - } - } - } + if (IS_GB) + { + if (!strncmp (argv[*i], OPTION_BO, sizeof (OPTION_BO) - 1)) + { + /* ROM bank */ + int bank = getIntArg (OPTION_BO, argv, i, *pargc); + struct dbuf_s buffer; + + dbuf_init (&buffer, 16); + dbuf_printf (&buffer, "CODE_%u", bank); + dbuf_c_str (&buffer); + /* ugly, see comment in src/port.h (borutr) */ + gbz80_port.mem.code_name = dbuf_detach (&buffer); + options.code_seg = (char *)gbz80_port.mem.code_name; + return TRUE; + } + else if (!strncmp (argv[*i], OPTION_BA, sizeof (OPTION_BA) - 1)) + { + /* RAM bank */ + int bank = getIntArg (OPTION_BA, argv, i, *pargc); + struct dbuf_s buffer; + + dbuf_init (&buffer, 16); + dbuf_printf (&buffer, "DATA_%u", bank); + dbuf_c_str (&buffer); + /* ugly, see comment in src/port.h (borutr) */ + gbz80_port.mem.data_name = dbuf_detach (&buffer); + return TRUE; + } + } + else if (!strncmp (argv[*i], OPTION_ASM, sizeof (OPTION_ASM) - 1)) + { + char *asmblr = getStringArg (OPTION_ASM, argv, i, *pargc); + + if (!strcmp (asmblr, "rgbds")) + { + asm_addTree (&_rgbds_gb); + gbz80_port.assembler.cmd = _gbz80_rgbasmCmd; + gbz80_port.linker.cmd = _gbz80_rgblinkCmd; + gbz80_port.linker.do_link = _gbz80_rgblink; + _G.asmType = ASM_TYPE_RGBDS; + return TRUE; + } + else if (!strcmp (asmblr, "asxxxx")) + { + _G.asmType = ASM_TYPE_ASXXXX; + return TRUE; + } + else if (!strcmp (asmblr, "isas")) + { + asm_addTree (&_isas_gb); + /* Munge the function prefix */ + gbz80_port.fun_prefix = ""; + _G.asmType = ASM_TYPE_ISAS; + return TRUE; + } + else if (!strcmp (asmblr, "z80asm")) + { + port->assembler.externGlobal = TRUE; + asm_addTree (&_z80asm_z80); + _G.asmType = ASM_TYPE_ISAS; + return TRUE; + } + } + else if (!strncmp (argv[*i], OPTION_PORTMODE, sizeof (OPTION_PORTMODE) - 1)) + { + char *portmode = getStringArg (OPTION_ASM, argv, i, *pargc); + + if (!strcmp (portmode, "z80")) + { + z80_opts.port_mode = 80; + return TRUE; + } + else if (!strcmp (portmode, "z180")) + { + z80_opts.port_mode = 180; + return TRUE; + } + } + } return FALSE; } static void _setValues(void) { + const char *s; + if (options.nostdlib == FALSE) { - setMainValue ("z80libspec", "-k{libdir}{sep}{port} -l{port}.lib"); - setMainValue ("z80crt0", "{libdir}{sep}{port}{sep}crt0{objext}"); + const char *s; + char path[PATH_MAX]; + struct dbuf_s dbuf; + + dbuf_init(&dbuf, PATH_MAX); + + for (s = setFirstItem(libDirsSet); s != NULL; s = setNextItem(libDirsSet)) + { + buildCmdLine2(path, sizeof path, "-k\"%s" DIR_SEPARATOR_STRING "{port}\" ", s); + dbuf_append_str(&dbuf, path); + } + buildCmdLine2(path, sizeof path, "-l\"{port}.lib\"", s); + dbuf_append_str(&dbuf, path); + + setMainValue ("z80libspec", dbuf_c_str(&dbuf)); + dbuf_destroy(&dbuf); + + for (s = setFirstItem(libDirsSet); s != NULL; s = setNextItem(libDirsSet)) + { + struct stat stat_buf; + + buildCmdLine2(path, sizeof path, "%s" DIR_SEPARATOR_STRING "{port}" DIR_SEPARATOR_STRING "crt0{objext}", s); + if (stat(path, &stat_buf) == 0) + break; + } + + if (s == NULL) + setMainValue ("z80crt0", "\"crt0{objext}\""); + else + { + char *buf; + size_t len = strlen(path) + 3; + + buf = Safe_alloc(len); + SNPRINTF(buf, len, "\"%s\"", path); + setMainValue("z80crt0", buf); + Safe_free(buf); + } } else { @@ -280,12 +516,14 @@ _setValues(void) setMainValue ("z80crt0", ""); } - setMainValue ("z80extralibfiles", joinn (libFiles, nlibFiles)); - setMainValue ("z80extralibpaths", joinn (libPaths, nlibPaths)); + setMainValue ("z80extralibfiles", (s = joinStrSet(libFilesSet))); + Safe_free((void *)s); + setMainValue ("z80extralibpaths", (s = joinStrSet(libPathsSet))); + Safe_free((void *)s); if (IS_GB) { - setMainValue ("z80outputtypeflag", "-z"); + setMainValue ("z80outputtypeflag", "-Z"); setMainValue ("z80outext", ".gb"); } else @@ -294,8 +532,12 @@ _setValues(void) setMainValue ("z80outext", ".ihx"); } - setMainValue ("z80extraobj", joinn (relFiles, nrelFiles)); - + setMainValue ("stdobjdstfilename" , "{dstfilename}{objext}"); + setMainValue ("stdlinkdstfilename", "{dstfilename}{z80outext}"); + + setMainValue ("z80extraobj", (s = joinStrSet(relFilesSet))); + Safe_free((void *)s); + sprintf (buffer, "-b_CODE=0x%04X -b_DATA=0x%04X", options.code_loc, options.data_loc); setMainValue ("z80bases", buffer); } @@ -314,7 +556,6 @@ _finaliseOptions (void) static void _setDefaultOptions (void) { - options.genericPtr = 1; /* default on */ options.nopeep = 0; options.stackAuto = 1; options.mainreturn = 1; @@ -343,7 +584,7 @@ _setDefaultOptions (void) optimize.loopInduction = 1; } -/* Mangaling format: +/* Mangling format: _fun_policy_params where: policy is the function policy @@ -354,7 +595,7 @@ _setDefaultOptions (void) where: r is 'r' for reentrant, 's' for static functions s is 'c' for callee saves, 'r' for caller saves - p is 'p' for profiling on, 'x' for profiling off + f is 'f' for profiling on, 'x' for profiling off examples: rr - reentrant, caller saves params format: @@ -370,7 +611,7 @@ _mangleSupportFunctionName(char *original) sprintf(buffer, "%s_rr%s_%s", original, options.profile ? "f" : "x", - options.noRegParams ? "s" : "bds" + options.noRegParams ? "s" : "bds" /* MB: but the library only has hds variants ??? */ ); return Safe_strdup(buffer); @@ -383,7 +624,7 @@ _getRegName (struct regs *reg) { return reg->name; } - assert (0); + /* assert (0); */ return "err"; } @@ -405,9 +646,16 @@ _hasNativeMulFor (iCode *ic, sym_link *left, sym_link *right) } else if ( IS_LITERAL (right)) { - test = left; + test = right; val = OP_VALUE (IC_RIGHT (ic)); } + /* 8x8 unsigned multiplication code is shorter than + call overhead for the multiplication routine. */ + else if ( IS_CHAR (right) && IS_UNSIGNED (right) && + IS_CHAR (left) && IS_UNSIGNED(left) && !IS_GB) + { + return TRUE; + } else { return FALSE; @@ -421,56 +669,91 @@ _hasNativeMulFor (iCode *ic, sym_link *left, sym_link *right) return FALSE; } +/* Indicate which extended bit operations this port supports */ +static bool +hasExtBitOp (int op, int size) +{ + if (op == GETHBIT) + return TRUE; + else + return FALSE; +} + +/* Indicate the expense of an access to an output storage class */ +static int +oclsExpense (struct memmap *oclass) +{ + if (IN_FARSPACE(oclass)) + return 1; + + return 0; +} + + +#define LINKCMD "link-{port} -nf {dstfilename}" +/* #define LINKCMD \ - "{bindir}{sep}link-{port} -n -c -- {z80bases} -m -j" \ + "link-{port} -n -c -- {z80bases} -m -j" \ " {z80libspec}" \ " {z80extralibfiles} {z80extralibpaths}" \ - " {z80outputtypeflag} {srcfilename}{z80outext}" \ + " {z80outputtypeflag} \"{linkdstfilename}\"" \ " {z80crt0}" \ - " {srcfilename}{objext}" \ - " {z80extraobj}" + " \"{dstfilename}{objext}\"" \ + " {z80extraobj}" +*/ #define ASMCMD \ - "{bindir}{sep}as-{port} -plosgff {srcfilename}{objext} {srcfilename}{asmext}" + "as-{port} -plosgff \"{objdstfilename}\" \"{dstfilename}{asmext}\"" /* Globals */ PORT z80_port = { TARGET_ID_Z80, "z80", - "Zilog Z80", /* Target name */ + "Zilog Z80", /* Target name */ + NULL, /* Processor name */ { + glue, FALSE, MODEL_MEDIUM | MODEL_SMALL, MODEL_SMALL }, - { + { /* Assembler */ NULL, ASMCMD, - "-plosgff", /* Options with debug */ - "-plosgff", /* Options without debug */ + "-plosgffc", /* Options with debug */ + "-plosgff", /* Options without debug */ 0, ".asm" }, - { + { /* Linker */ NULL, LINKCMD, NULL, - ".o" + ".o", + 1 }, - { - _z80_defaultRules + { /* Peephole optimizer */ + _z80_defaultRules, + 0, + 0, + 0, + 0, + z80notUsed }, { - /* Sizes: char, short, int, long, ptr, fptr, gptr, bit, float, max */ + /* Sizes: char, short, int, long, ptr, fptr, gptr, bit, float, max */ 1, 2, 2, 4, 2, 2, 2, 1, 4, 4 }, + /* tags for generic pointers */ + { 0x00, 0x40, 0x60, 0x80 }, /* far, near, xstack, code */ { "XSEG", "STACK", "CODE", "DATA", "ISEG", + NULL, /* pdata */ "XSEG", "BSEG", "RSEG", @@ -478,10 +761,17 @@ PORT z80_port = "OVERLAY", "GSFINAL", "HOME", + NULL, /* xidata */ + NULL, /* xinit */ + NULL, /* const_name */ + "CABS", /* cabs_name */ + NULL, /* xabs_name */ + NULL, /* iabs_name */ NULL, NULL, 1 }, + { NULL, NULL }, { -1, 0, 0, 4, 0, 2 }, @@ -489,30 +779,55 @@ PORT z80_port = { 0, 2 }, + { + z80_emitDebuggerSymbol + }, + { + 255, /* maxCount */ + 3, /* sizeofElement */ + /* The rest of these costs are bogus. They approximate */ + /* the behavior of src/SDCCicode.c 1.207 and earlier. */ + {4,4,4}, /* sizeofMatchJump[] */ + {0,0,0}, /* sizeofRangeCompare[] */ + 0, /* sizeofSubtract */ + 3, /* sizeofDispatch */ + }, "_", _z80_init, _parseOptions, + _z80_options, + NULL, _finaliseOptions, _setDefaultOptions, z80_assignRegisters, _getRegName, _keywords, - 0, /* no assembler preamble */ - 0, /* no local IVT generation code */ + 0, /* no assembler preamble */ + NULL, /* no genAssemblerEnd */ + 0, /* no local IVT generation code */ + 0, /* no genXINIT code */ + NULL, /* genInitStartup */ _reset_regparm, _reg_parm, _process_pragma, _mangleSupportFunctionName, _hasNativeMulFor, + hasExtBitOp, /* hasExtBitOp */ + oclsExpense, /* oclsExpense */ TRUE, - 0, /* leave lt */ - 0, /* leave gt */ - 1, /* transform <= to ! > */ - 1, /* transform >= to ! < */ - 1, /* transform != to !(a == b) */ - 0, /* leave == */ - TRUE, /* Array initializer support. */ + TRUE, /* little endian */ + 0, /* leave lt */ + 0, /* leave gt */ + 1, /* transform <= to ! > */ + 1, /* transform >= to ! < */ + 1, /* transform != to !(a == b) */ + 0, /* leave == */ + TRUE, /* Array initializer support. */ 0, /* no CSE cost estimation yet */ + _z80_builtins, /* builtin functions */ + GPOINTER, /* treat unqualified pointers as "generic" pointers */ + 1, /* reset labelKey to 1 */ + 1, /* globals & local static allowed */ PORT_MAGIC }; @@ -521,8 +836,10 @@ PORT gbz80_port = { TARGET_ID_GBZ80, "gbz80", - "Gameboy Z80-like", /* Target name */ + "Gameboy Z80-like", /* Target name */ + NULL, { + glue, FALSE, MODEL_MEDIUM | MODEL_SMALL, MODEL_SMALL @@ -530,16 +847,18 @@ PORT gbz80_port = { NULL, ASMCMD, - "-plosgff", /* Options with debug */ - "-plosgff", /* Options without debug */ + "-plosgffc", /* Options with debug */ + "-plosgff", /* Options without debug */ 0, - ".asm" + ".asm", + NULL /* no do_assemble function */ }, { NULL, LINKCMD, NULL, - ".o" + ".o", + 1 }, { _gbz80_defaultRules @@ -548,12 +867,15 @@ PORT gbz80_port = /* Sizes: char, short, int, long, ptr, fptr, gptr, bit, float, max */ 1, 2, 2, 4, 2, 2, 2, 1, 4, 4 }, + /* tags for generic pointers */ + { 0x00, 0x40, 0x60, 0x80 }, /* far, near, xstack, code */ { "XSEG", "STACK", "CODE", "DATA", "ISEG", + NULL, /* pdata */ "XSEG", "BSEG", "RSEG", @@ -561,10 +883,17 @@ PORT gbz80_port = "OVERLAY", "GSFINAL", "HOME", + NULL, /* xidata */ + NULL, /* xinit */ + NULL, /* const_name */ + "CABS", /* cabs_name */ + NULL, /* xabs_name */ + NULL, /* iabs_name */ NULL, NULL, 1 }, + { NULL, NULL }, { -1, 0, 0, 2, 0, 4 }, @@ -572,29 +901,54 @@ PORT gbz80_port = { 0, 2 }, + { + z80_emitDebuggerSymbol + }, + { + 255, /* maxCount */ + 3, /* sizeofElement */ + /* The rest of these costs are bogus. They approximate */ + /* the behavior of src/SDCCicode.c 1.207 and earlier. */ + {4,4,4}, /* sizeofMatchJump[] */ + {0,0,0}, /* sizeofRangeCompare[] */ + 0, /* sizeofSubtract */ + 3, /* sizeofDispatch */ + }, "_", _gbz80_init, _parseOptions, + _gbz80_options, + NULL, _finaliseOptions, _setDefaultOptions, z80_assignRegisters, _getRegName, _keywords, - 0, /* no assembler preamble */ - 0, /* no local IVT generation code */ + 0, /* no assembler preamble */ + NULL, /* no genAssemblerEnd */ + 0, /* no local IVT generation code */ + 0, /* no genXINIT code */ + NULL, /* genInitStartup */ _reset_regparm, _reg_parm, _process_pragma, _mangleSupportFunctionName, _hasNativeMulFor, + hasExtBitOp, /* hasExtBitOp */ + oclsExpense, /* oclsExpense */ TRUE, - 0, /* leave lt */ - 0, /* leave gt */ - 1, /* transform <= to ! > */ - 1, /* transform >= to ! < */ - 1, /* transform != to !(a == b) */ - 0, /* leave == */ + TRUE, /* little endian */ + 0, /* leave lt */ + 0, /* leave gt */ + 1, /* transform <= to ! > */ + 1, /* transform >= to ! < */ + 1, /* transform != to !(a == b) */ + 0, /* leave == */ TRUE, /* Array initializer support. */ 0, /* no CSE cost estimation yet */ + NULL, /* no builtin functions */ + GPOINTER, /* treat unqualified pointers as "generic" pointers */ + 1, /* reset labelKey to 1 */ + 1, /* globals & local static allowed */ PORT_MAGIC };