Index: lcc-3.5/etc/freebsd.c
diff -c /dev/null lcc-3.5/etc/freebsd.c:1.1
*** /dev/null	Wed Feb  7 15:46:57 1996
--- lcc-3.5/etc/freebsd.c	Wed Feb  7 00:16:41 1996
***************
*** 0 ****
--- 1,43 ----
+ /*
+  * freebsd.c -- lcc driver definitions for FreeBSD-2.x.x.
+  */
+ 
+ #include <string.h>
+ char *cpp[] = {"/usr/libexec/cpp",
+ 	"-undef", "-nostdinc", "-lang-c", "-U__GNUC__",
+ 	"-D_POSIX_SOURCE", "-D__STDC__", "-D__STRICT_ANSI__",
+ 	"-Dunix", "-Di386", "-DFreeBSD",
+ 	"-D__unix__", "-D__i386__", "-D__FreeBSD__",
+ 	"$1", "$2", "$3", 0};
+ 
+ char *include[] = {"-I/usr/local/include/ansi", "-I/usr/include", 0};
+ 
+ char *com[] = {"/usr/local/lib/rcc", "-target=x86-freebsd",
+ 	"$1", "$2", "$3", 0};
+ 
+ char *as[] = {"/usr/bin/as", "-o", "$3", "$1", "$2", 0};
+ 
+ char *ld[] = {"/usr/bin/ld", "", "-estart", "-dc", "-dp", "-o", "$3",
+ 	"/usr/lib/crt0.o", "$1", "$2", "",
+ 	"-lm", "", "-lc", "", "",
+ #if 0
+ 	"-lgcc",
+ #endif
+ 	0};
+ 
+ int 
+ option(arg)
+ 	char *arg;
+ {
+ 	if (strcmp(arg, "-g") == 0) {}
+ 	else if (strcmp(arg, "-p") == 0) {
+ 		ld[8] = "/usr/lib/gcrt0.o";
+ 		ld[14] = "-lc_p";
+ 	} 
+ 	else if (strcmp(arg, "-b") == 0 &&
+ 		 access("/usr/local/lib/bbexit.o", 4) == 0)
+ 		ld[11] = "/usr/local/lib/bbexit.o";
+ 	else
+ 		return 0;
+ 	return 1;
+ }
Index: lcc-3.5/etc/lcc.c
diff -c lcc-3.5/etc/lcc.c:1.1.1.1 lcc-3.5/etc/lcc.c:1.2
*** lcc-3.5/etc/lcc.c:1.1.1.1	Tue Feb  6 23:30:15 1996
--- lcc-3.5/etc/lcc.c	Wed Feb  7 00:16:43 1996
***************
*** 2,8 ****
   * lcc [ option ]... [ file | -llib ]...
   * front end for the ANSI C compiler
   */
! static char rcsid[] = "$Name:  $($Id: lcc.c,v 1.1.1.1 1996/02/06 22:30:15 sos Exp $)";
  
  #include <stdio.h>
  #include <ctype.h>
--- 2,8 ----
   * lcc [ option ]... [ file | -llib ]...
   * front end for the ANSI C compiler
   */
! static char rcsid[] = "$Name:  $($Id: lcc.c,v 1.2 1996/02/06 23:16:43 sos Exp $)";
  
  #include <stdio.h>
  #include <ctype.h>
***************
*** 428,436 ****
  "	unrecognized options are taken to be linker options\n",
  "-A	warn about non-ANSI usage; 2nd -A warns more\n",
  "-b	emit expression-level profiling code; see bprint(1)\n",
! #ifdef sparc
  "-Bstatic -Bdynamic	specify static or dynamic libraries\n",
! #endif
  "-Bdir/	use the compiler named `dir/rcc'\n",
  "-c	compile only\n",
  "-dn	set switch statement density to `n'\n",
--- 428,436 ----
  "	unrecognized options are taken to be linker options\n",
  "-A	warn about non-ANSI usage; 2nd -A warns more\n",
  "-b	emit expression-level profiling code; see bprint(1)\n",
! #if defined(sparc) || defined(__FreeBSD__)
  "-Bstatic -Bdynamic	specify static or dynamic libraries\n",
! #endif 
  "-Bdir/	use the compiler named `dir/rcc'\n",
  "-c	compile only\n",
  "-dn	set switch statement density to `n'\n",
***************
*** 518,528 ****
  		plist = append(arg, plist);
  		return;
  	case 'B':	/* -Bdir -Bstatic -Bdynamic */
! #ifdef sun
  		if (strcmp(arg, "-Bstatic") == 0 || strcmp(arg, "-Bdynamic") == 0)
  			llist[1] = append(arg, llist[1]);
  		else
! #endif	
  		{
  		static char *path;
  		if (path)
--- 518,528 ----
  		plist = append(arg, plist);
  		return;
  	case 'B':	/* -Bdir -Bstatic -Bdynamic */
! #if defined(sun) || defined(__FreeBSD__)
  		if (strcmp(arg, "-Bstatic") == 0 || strcmp(arg, "-Bdynamic") == 0)
  			llist[1] = append(arg, llist[1]);
  		else
! #endif
  		{
  		static char *path;
  		if (path)
Index: lcc-3.5/src/bind.c
diff -c lcc-3.5/src/bind.c:1.1.1.1 lcc-3.5/src/bind.c:1.2
*** lcc-3.5/src/bind.c:1.1.1.1	Tue Feb  6 23:29:58 1996
--- lcc-3.5/src/bind.c	Wed Feb  7 00:17:14 1996
***************
*** 2,15 ****
--- 2,19 ----
  extern Interface nullIR,   symbolicIR;
  extern Interface mipsebIR, mipselIR;
  extern Interface sparcIR,  solarisIR;
+ extern Interface x86freebsdIR;
  extern Interface x86IR;
  Binding bindings[] = {
  	"symbolic",      &symbolicIR,
+ 	"x86-freebsd",   &x86freebsdIR,
+ /*
  	"mips-irix",     &mipsebIR,
  	"mips-ultrix",   &mipselIR,
  	"sparc-sun",     &sparcIR,
  	"sparc-solaris", &solarisIR,
  	"x86-dos",       &x86IR,
  	"null",          &nullIR,
+ */
  	NULL,            NULL
  };
Index: lcc-3.5/src/freebsd.md
diff -c /dev/null lcc-3.5/src/freebsd.md:1.1
*** /dev/null	Wed Feb  7 15:47:22 1996
--- lcc-3.5/src/freebsd.md	Wed Feb  7 00:17:19 1996
***************
*** 0 ****
--- 1,1199 ----
+ 
+ %{
+ enum { EAX=0, ECX=1, EDX=2, EBX=3, ESI=6, EDI=7 };
+ #include "c.h"
+ #define NODEPTR_TYPE Node
+ #define OP_LABEL(p) ((p)->op)
+ #define LEFT_CHILD(p) ((p)->kids[0])
+ #define RIGHT_CHILD(p) ((p)->kids[1])
+ #define STATE_LABEL(p) ((p)->x.state)
+ static void address     ARGS((Symbol, Symbol, int));
+ static void blkfetch    ARGS((int, int, int, int));
+ static void blkloop     ARGS((int, int, int, int, int, int[]));
+ static void blkstore    ARGS((int, int, int, int));
+ static int  ckstack     ARGS((Node, int));
+ static void defaddress  ARGS((Symbol));
+ static void defconst    ARGS((int, Value));
+ static void defstring   ARGS((int, char *));
+ static void defsymbol   ARGS((Symbol));
+ static void doarg       ARGS((Node));
+ static void emit0       ARGS((Node));
+ static void emit2       ARGS((Node));
+ static void export      ARGS((Symbol));
+ static void clobber     ARGS((Node));
+ static void function    ARGS((Symbol, Symbol [], Symbol [], int));
+ static void global      ARGS((Symbol));
+ static void import      ARGS((Symbol));
+ static void local       ARGS((Symbol));
+ static void progbeg     ARGS((int, char **));
+ static void progend     ARGS((void));
+ static void segment     ARGS((int));
+ static void space       ARGS((int));
+ static void target      ARGS((Node));
+ static int memop ARGS((Node));
+ static int hasargs ARGS((Node));
+ static int sametree ARGS((Node, Node));
+ static Symbol charreg[32], shortreg[32], intreg[32];
+ static Symbol fltreg[32];
+ 
+ static int cseg;
+ 
+ static Symbol quo, rem;
+ 
+ %}
+ %start stmt
+ %term ADDD=306 ADDF=305 ADDI=309 ADDP=311 ADDU=310
+ %term ADDRFP=279
+ %term ADDRGP=263
+ %term ADDRLP=295
+ %term ARGB=41 ARGD=34 ARGF=33 ARGI=37 ARGP=39
+ %term ASGNB=57 ASGNC=51 ASGND=50 ASGNF=49 ASGNI=53 ASGNP=55 ASGNS=52
+ %term BANDU=390
+ %term BCOMU=406
+ %term BORU=422
+ %term BXORU=438
+ %term CALLB=217 CALLD=210 CALLF=209 CALLI=213 CALLV=216
+ %term CNSTC=19 CNSTD=18 CNSTF=17 CNSTI=21 CNSTP=23 CNSTS=20 CNSTU=22
+ %term CVCI=85 CVCU=86
+ %term CVDF=97 CVDI=101
+ %term CVFD=114
+ %term CVIC=131 CVID=130 CVIS=132 CVIU=134
+ %term CVPU=150
+ %term CVSI=165 CVSU=166
+ %term CVUC=179 CVUI=181 CVUP=183 CVUS=180
+ %term DIVD=450 DIVF=449 DIVI=453 DIVU=454
+ %term EQD=482 EQF=481 EQI=485
+ %term GED=498 GEF=497 GEI=501 GEU=502
+ %term GTD=514 GTF=513 GTI=517 GTU=518
+ %term INDIRB=73 INDIRC=67 INDIRD=66 INDIRF=65 INDIRI=69 INDIRP=71 INDIRS=68
+ %term JUMPV=584
+ %term LABELV=600
+ %term LED=530 LEF=529 LEI=533 LEU=534
+ %term LOADB=233 LOADC=227 LOADD=226 LOADF=225 LOADI=229 LOADP=231 LOADS=228 LOADU=230
+ %term LSHI=341 LSHU=342
+ %term LTD=546 LTF=545 LTI=549 LTU=550
+ %term MODI=357 MODU=358
+ %term MULD=466 MULF=465 MULI=469 MULU=470
+ %term NED=562 NEF=561 NEI=565
+ %term NEGD=194 NEGF=193 NEGI=197
+ %term RETD=242 RETF=241 RETI=245
+ %term RSHI=373 RSHU=374
+ %term SUBD=322 SUBF=321 SUBI=325 SUBP=327 SUBU=326
+ %term VREGP=615
+ %%
+ 
+ reg: INDIRC(VREGP)	"# read register\n"
+ reg: INDIRI(VREGP)	"# read register\n"
+ reg: INDIRP(VREGP)	"# read register\n"
+ reg: INDIRS(VREGP)	"# read register\n"
+ freg: INDIRD(VREGP)	"# read register\n"
+ freg: INDIRF(VREGP)	"# read register\n"
+ stmt: ASGNC(VREGP,reg)	"# write register\n"
+ stmt: ASGNI(VREGP,reg)	"# write register\n"
+ stmt: ASGNP(VREGP,reg)	"# write register\n"
+ stmt: ASGNS(VREGP,reg)	"# write register\n"
+ stmt: ASGND(VREGP,freg)	"# write register\n"
+ stmt: ASGNF(VREGP,freg)	"# write register\n"
+ con: CNSTC	"$%a"
+ con: CNSTI	"$%a"
+ con: CNSTP	"$%a"
+ con: CNSTS	"$%a"
+ con: CNSTU	"$%a"
+ stmt: reg	""
+ stmt: freg	""
+ reg: CVIU(reg)  "%0"  notarget(a)
+ reg: CVPU(reg)  "%0"  notarget(a)
+ reg: CVUI(reg)  "%0"  notarget(a)
+ reg: CVUP(reg)  "%0"  notarget(a)
+ 
+ acon: ADDRGP	"%a"
+ acon: CNSTC	"%a"
+ acon: CNSTI	"%a"
+ acon: CNSTP	"%a"
+ acon: CNSTS	"%a"
+ acon: CNSTU	"%a"
+ 
+ baseaddr: ADDRGP	"%a"
+ base: reg   	    	"(%0)"
+ base: ADDI(reg,acon)	"%1(%0)"
+ base: ADDP(reg,acon)	"%1(%0)"
+ base: ADDU(reg,acon)	"%1(%0)"
+ base: ADDRFP		"%a(%%ebp)"
+ base: ADDRLP		"%a(%%ebp)"
+ 
+ con1: CNSTI	"1"	range(a, 1, 1)
+ con1: CNSTU	"1"	range(a, 1, 1)
+ 
+ icon: CNSTI	"2"	range(a, 1, 1)
+ icon: CNSTU	"2"	range(a, 1, 1)
+ icon: CNSTI	"4"	range(a, 2, 2)
+ icon: CNSTU	"4"	range(a, 2, 2)
+ icon: CNSTI	"8"	range(a, 3, 3)
+ icon: CNSTU	"8"	range(a, 3, 3)
+ 
+ index: reg              "%0"
+ index: LSHI(reg,icon)	"%0,%1"
+ index: LSHU(reg,icon)	"%0,%1"
+ 
+ addr: base			"%0" 1
+ addr: baseaddr			"%0"
+ addr: ADDI(index,baseaddr)	"%1(,%0)"
+ addr: ADDI(reg,baseaddr)	"%1(%0)"
+ addr: ADDI(index,reg)		"(%1,%0)"
+ 
+ addr: ADDP(index,baseaddr)	"%1(,%0)"
+ addr: ADDP(reg,baseaddr)	"%1(%0)"
+ addr: ADDP(index,reg)		"(%1,%0)"
+ addr: ADDU(index,baseaddr)	"%1(,%0)"
+ addr: ADDU(reg,baseaddr)	"%1(%0)"
+ addr: ADDU(index,reg)		"(%1,%0)"
+ addr: index			"(,%0)"
+ 
+ memb: INDIRC(addr)	"%0"
+ memw: INDIRS(addr)	"%0"
+ mem:  INDIRI(addr)	"%0"
+ mem:  INDIRP(addr)	"%0"
+ 
+ rc5: CNSTI	"$%a"	range(a, 0, 31)
+ rc5: reg	"%%cl"
+ 
+ rc: reg		"%0"
+ rc: con		"%0"
+ 
+ mr:   reg  "%0"
+ mr:   mem  "%0"
+ 
+ mrb:   reg  "%0"
+ mrb:   memb  "%0"
+ 
+ mrw:   reg  "%0"
+ mrw:   memw  "%0"
+ 
+ mrc: mem  "%0"  1
+ mrc: memb  "%0"  1
+ mrc: memw  "%0"  1
+ mrc: rc   "%0"
+ 
+ reg: addr		"\tleal\t%0,%c\n"			1
+ reg: mr			"\tmovl\t%0,%c\n"			1
+ reg: mrb		"\tmovb\t%0,%c\n"			1
+ reg: mrw		"\tmovw\t%0,%c\n"			1
+ reg: con		"\tmovl\t%0,%c\n"			1
+ reg: LOADC(reg)		"\tmovb\t%0,%c\n"			move(a)
+ reg: LOADI(reg)		"\tmovl\t%0,%c\n"			move(a)
+ reg: LOADP(reg)		"\tmovl\t%0,%c\n"			move(a)
+ reg: LOADS(reg)		"\tmovw\t%0,%c\n"			move(a)
+ reg: LOADU(reg)		"\tmovl\t%0,%c\n"			move(a)
+ reg: ADDI(reg,mrc)	"?\tmovl\t%0,%c\n\taddl\t%1,%c\n"	1
+ reg: ADDP(reg,mrc)	"?\tmovl\t%0,%c\n\taddl\t%1,%c\n"	1
+ reg: ADDU(reg,mrc)	"?\tmovl\t%0,%c\n\taddl\t%1,%c\n"	1
+ reg: SUBI(reg,mrc)	"?\tmovl\t%0,%c\n\tsubl\t%1,%c\n"	1
+ reg: SUBP(reg,mrc)	"?\tmovl\t%0,%c\n\tsubl\t%1,%c\n"	1
+ reg: SUBU(reg,mrc)	"?\tmovl\t%0,%c\n\tsubl\t%1,%c\n"	1
+ reg: BANDU(reg,mrc)	"?\tmovl\t%0,%c\n\tandl\t%1,%c\n"	1
+ reg: BORU(reg,mrc)	"?\tmovl\t%0,%c\n\torl\t%1,%c\n"	1
+ reg: BXORU(reg,mrc)	"?\tmovl\t%0,%c\n\txorl\t%1,%c\n"	1
+ reg: LSHI(reg,rc5)	"?\tmovl\t%0,%c\n\tsall\t%1,%c\n"	2
+ reg: LSHU(reg,rc5)	"?\tmovl\t%0,%c\n\tshll\t%1,%c\n"	2
+ reg: RSHI(reg,rc5)	"?\tmovl\t%0,%c\n\tsarl\t%1,%c\n"	2
+ reg: RSHU(reg,rc5)	"?\tmovl\t%0,%c\n\tshrl\t%1,%c\n"	2
+ reg: BCOMU(reg)		"?\tmovl\t%0,%c\n\tnotl\t%c\n"		2
+ reg: NEGI(reg)		"?\tmovl\t%0,%c\n\tnegl\t%c\n"		2
+ 
+ stmt: ASGNI(addr,ADDI(mem,con1)) "\tincl\t%1\n"		memop(a)
+ stmt: ASGNI(addr,ADDU(mem,con1)) "\tincl\t%1\n"		memop(a)
+ stmt: ASGNP(addr,ADDP(mem,con1)) "\tincl\t%1\n"		memop(a)
+ stmt: ASGNI(addr,SUBI(mem,con1)) "\tdecl\t%1\n"		memop(a)
+ stmt: ASGNI(addr,SUBU(mem,con1)) "\tdecl\t%1\n"		memop(a)
+ stmt: ASGNP(addr,SUBP(mem,con1))"\tdecl\t%1\n"		memop(a)
+ stmt: ASGNI(addr,ADDI(mem,rc))	"\taddl\t%2,%1\n"	memop(a)
+ stmt: ASGNI(addr,ADDU(mem,rc))	"\taddl\t%2,%1\n" 	memop(a)
+ stmt: ASGNI(addr,SUBI(mem,rc))	"\tsubl\t%2,%1\n"	memop(a)
+ stmt: ASGNI(addr,SUBU(mem,rc))	"\tsubl\t%2,%1\n"	memop(a)
+ stmt: ASGNI(addr,BANDU(mem,rc))	"\tandl\t%2,%1\n"  	memop(a)
+ stmt: ASGNI(addr,BORU(mem,rc))	"\torl\t%2,%1\n"	memop(a)
+ stmt: ASGNI(addr,BXORU(mem,rc))	"\txorl\t%2,%1\n" 	memop(a)
+ stmt: ASGNI(addr,BCOMU(mem))	"\tnotl\t%1\n"		memop(a)
+ stmt: ASGNI(addr,NEGI(mem))	"\tnegl\t%1\n"  	memop(a)
+ stmt: ASGNI(addr,LSHI(mem,rc5))	"\tsall\t%2,%1\n"	memop(a)
+ stmt: ASGNI(addr,LSHU(mem,rc5))	"\tshll\t%2,%1\n"	memop(a)
+ stmt: ASGNI(addr,RSHI(mem,rc5))	"\tsarl\t%2,%1\n"	memop(a)
+ stmt: ASGNI(addr,RSHU(mem,rc5))	"\tshrl\t%2,%1\n"	memop(a)
+ 
+ reg: MULI(reg,mrc)	"?\tmovl\t%0,%c\n\timull\t%1,%c\n"  14
+ reg: MULI(con,mr)	"\timul\t%0,%1,%c\n"	13
+ reg: MULU(reg,mr)	"\tmull\t%1\n"		13
+ reg: DIVU(reg,reg)	"\txorl\t%%edx,%%edx\n\tdivl\t%1\n"
+ reg: MODU(reg,reg)	"\txorl\t%%edx,%%edx\n\tdivl\t%1\n"
+ reg: DIVI(reg,reg)	"\tcdq\n\tidivl\t%1\n"
+ reg: MODI(reg,reg)	"\tcdq\n\tidivl\t%1\n"
+ reg: CVIU(reg)		"\tmovl\t%0,%c\n"	move(a)
+ reg: CVPU(reg)		"\tmovl\t%0,%c\n"	move(a)
+ reg: CVUI(reg)		"\tmovl\t%0,%c\n"	move(a)
+ reg: CVUP(reg)		"\tmovl\t%0,%c\n"	move(a)
+ reg: CVCI(INDIRC(addr))	"\tmovsbl\t%0,%c\n"	3
+ reg: CVCU(INDIRC(addr))	"\tmovzbl\t%0,%c\n"	3
+ reg: CVSI(INDIRS(addr))	"\tmovswl\t%0,%c\n"	3
+ reg: CVSU(INDIRS(addr))	"\tmovzwl\t%0,%c\n"	3
+ 
+ reg: CVCI(reg)  "# extend\n"  3
+ reg: CVCU(reg)  "# extend\n"  3
+ reg: CVSI(reg)  "# extend\n"  3
+ reg: CVSU(reg)  "# extend\n"  3
+ reg: CVIC(reg)  "# truncate\n"  1
+ reg: CVIS(reg)  "# truncate\n"  1
+ reg: CVUC(reg)  "# truncate\n"  1
+ reg: CVUS(reg)  "# truncate\n"  1
+ 
+ mrca: mem  "%0"
+ mrca: rc   "%0"
+ mrca: ADDRGP "$%a"
+ 
+ stmt: ASGNC(addr,rc)	"\tmovb\t%1,%0\n"	1
+ stmt: ASGNI(addr,rc)	"\tmovl\t%1,%0\n"	1
+ stmt: ASGNP(addr,rc)	"\tmovl\t%1,%0\n"	1
+ stmt: ASGNS(addr,rc)	"\tmovw\t%1,%0\n"	1
+ stmt: ASGNB(reg,INDIRB(reg)) "\tmovl\t$%a,%%ecx\n\trep\n\tmovsb\n"
+ stmt: ARGI(mrca)	"\tpushl\t%0\n"  1
+ stmt: ARGP(mrca)	"\tpushl\t%0\n"  1
+ stmt: ARGB(INDIRB(reg)) "\tsubl\t$%a,%%esp\n\tmovl\t%%esp,%%edi\n\tmovl\t$%a,%%ecx\n\trep\n\tmovsb\n"
+ 
+ memf: INDIRD(addr)		"l\t%0"
+ memf: INDIRF(addr)		"s\t%0"
+ memf: CVFD(INDIRF(addr))	"s\t%0"
+ freg: memf			"\tfld%0\n"		3
+ stmt: ASGND(addr,freg)		"\tfstpl\t%0\n"  7
+ stmt: ASGNF(addr,freg)		"\tfstps\t%0\n"  7
+ stmt: ASGNF(addr,CVDF(freg))	"\tfstps\t%0\n"  7
+ stmt: ARGD(freg)		"\tsubl\t$8,%%esp\n\tfstpl\t(%%esp)\n"
+ stmt: ARGF(freg)		"\tsubl\t$4,%%esp\n\tfstps\t(%%esp)\n"
+ freg: NEGD(freg)		"\tfchs\n"
+ freg: NEGF(freg)		"\tfchs\n"
+ 
+ flt: memf	"%0"
+ flt: freg	"p\t%%st,%%st(1)"
+ 
+ freg: ADDD(freg,flt)	"\tfadd%1\n"
+ freg: ADDF(freg,flt)	"\tfadd%1\n"
+ freg: DIVD(freg,memf)	"\tfdiv%1\n"
+ freg: DIVD(freg,freg)	"\tfdivrp\t%%st,%%st(1)\n"
+ freg: DIVF(freg,memf)	"\tfdiv%1\n"
+ freg: DIVF(freg,freg)	"\tfdivrp\t%%st,%%st(1)\n"
+ freg: MULD(freg,flt)	"\tfmul%1\n"
+ freg: MULF(freg,flt)	"\tfmul%1\n"
+ freg: SUBD(freg,memf)	"\tfsub%1\n"
+ freg: SUBD(freg,freg)	"\tfsubrp\t%%st,%%st(1)\n"
+ freg: SUBF(freg,memf)	"\tfsub%1\n"
+ freg: SUBF(freg,freg)	"\tfsubrp\t%%st,%%st(1)\n"
+ freg: CVFD(freg)  "# CVFD\n"
+ freg: CVDF(freg)  "\tsub\t$4,%%esp ; fstps (%%esp) ; flds (%%esp) ; addl $4,%%esp\n"  12
+ 
+ stmt: ASGNI(addr,CVDI(freg))  "\tfistpl\t%0\n"  29
+ reg: CVDI(freg)  "\tsubl\t$4,%%esp\n\tfistpl\t0(%%esp)\n\tpopl\t%c\n" 31
+ 
+ freg: CVID(INDIRI(addr))  "\tfildl\t%0\n"  10
+ freg: CVID(reg)  "\tpushl\t%0\n\tfildl\t(%%esp)\n\taddl\t$4,%%esp\n"  12
+ 
+ addrj: ADDRGP  "%a"
+ addrj: reg     "*%0"  2
+ addrj: mem     "*%0"  2
+ 
+ addrjmp: ADDRGP  "%a"
+ addrjmp: reg     "*%0"  2
+ addrjmp: mem     "*%0"  2
+ 
+ stmt: LABELV		"%a:\n"
+ stmt: JUMPV(addrjmp)	"\tjmp\t%0\n"  3
+ stmt: EQI(mem,rc)	"\tcmpl\t%1,%0\n\tje\t%a\n"   5
+ stmt: GEI(mem,rc)	"\tcmpl\t%1,%0\n\tjge\t%a\n"  5
+ stmt: GTI(mem,rc)	"\tcmpl\t%1,%0\n\tjg\t%a\n"   5
+ stmt: LEI(mem,rc)	"\tcmpl\t%1,%0\n\tjle\t%a\n"  5
+ stmt: LTI(mem,rc)	"\tcmpl\t%1,%0\n\tjl\t%a\n"   5
+ stmt: NEI(mem,rc)	"\tcmpl\t%1,%0\n\tjne\t%a\n"  5
+ stmt: GEU(mem,rc)	"\tcmpl\t%1,%0\n\tjae\t%a\n"  5
+ stmt: GTU(mem,rc)	"\tcmpl\t%1,%0\n\tja \t%a\n"  5
+ stmt: LEU(mem,rc)	"\tcmpl\t%1,%0\n\tjbe\t%a\n"  5
+ stmt: LTU(mem,rc)	"\tcmpl\t%1,%0\n\tjb \t%a\n"  5
+ stmt: EQI(reg,mrc)	"\tcmpl\t%1,%0\n\tje\t%a\n"   4
+ stmt: GEI(reg,mrc)	"\tcmpl\t%1,%0\n\tjge\t%a\n"  4
+ stmt: GTI(reg,mrc)	"\tcmpl\t%1,%0\n\tjg\t%a\n"   4
+ stmt: LEI(reg,mrc)	"\tcmpl\t%1,%0\n\tjle\t%a\n"  4
+ stmt: LTI(reg,mrc)	"\tcmpl\t%1,%0\n\tjl\t%a\n"   4
+ stmt: NEI(reg,mrc)	"\tcmpl\t%1,%0\n\tjne\t%a\n"  4
+ 
+ stmt: GEU(reg,mrc)	"\tcmpl\t%1,%0\n\tjae\t%a\n"  4
+ stmt: GTU(reg,mrc)	"\tcmpl\t%1,%0\n\tja \t%a\n"  4
+ stmt: LEU(reg,mrc)	"\tcmpl\t%1,%0\n\tjbe\t%a\n"  4
+ stmt: LTU(reg,mrc)	"\tcmpl\t%1,%0\n\tjb \t%a\n"  4
+ 
+ cmpf: INDIRD(addr)		"l\t%0"
+ cmpf: INDIRF(addr)		"s\t%0"
+ cmpf: CVFD(INDIRF(addr))	"s\t%0"
+ cmpf: freg	"p"
+ 
+ stmt: EQD(cmpf,freg)	"\tfcomp%0 ; fstsw %%ax ; sahf\n\tje\t%a\n"
+ stmt: GED(cmpf,freg)	"\tfcomp%0 ; fstsw %%ax ; sahf\n\tjbe\t%a\n"
+ stmt: GTD(cmpf,freg)	"\tfcomp%0 ; fstsw %%ax ; sahf\n\tjb\t%a\n"
+ stmt: LED(cmpf,freg)	"\tfcomp%0 ; fstsw %%ax ; sahf\n\tjae\t%a\n"
+ stmt: LTD(cmpf,freg)	"\tfcomp%0 ; fstsw %%ax ; sahf\n\tja\t%a\n"
+ stmt: NED(cmpf,freg)	"\tfcomp%0 ; fstsw %%ax ; sahf\n\tjne\t%a\n"
+ 
+ stmt: EQF(cmpf,freg)	"\tfcomp%0 ; fstsw %%ax ; sahf\n\tje\t%a\n"
+ stmt: GEF(cmpf,freg)	"\tfcomp%0 ; fstsw %%ax ; sahf\n\tjbe\t%a\n"
+ stmt: GTF(cmpf,freg)	"\tfcomp%0 ; fstsw %%ax ; sahf\n\tjb\t%a\n"
+ stmt: LEF(cmpf,freg)	"\tfcomp%0 ; fstsw %%ax ; sahf\n\tjae\t%a\n"
+ stmt: LTF(cmpf,freg)	"\tfcomp%0 ; fstsw %%ax ; sahf\n\tja\t%a\n"
+ stmt: NEF(cmpf,freg)	"\tfcomp%0 ; fstsw %%ax ; sahf\n\tjne\t%a\n"
+ 
+ reg:  CALLI(addrj)  "\tcall\t%0\n\taddl\t$%a,%%esp\n"	hasargs(a)
+ reg:  CALLI(addrj)  "\tcall\t%0\n"			1
+ 
+ stmt: CALLV(addrj)  "\tcall\t%0\n\taddl\t$%a,%%esp\n"	hasargs(a)
+ stmt: CALLV(addrj)  "\tcall\t%0\n"			1
+ 
+ freg: CALLF(addrj)  "\tcall\t%0\n\taddl\t$%a,%%esp\n"	hasargs(a)
+ freg: CALLF(addrj)  "\tcall\t%0\n"			1
+ 
+ stmt: CALLF(addrj)  "\tcall\t%0\n\taddl\t$%a,%%esp\n\tfstp\t%%st(0)\n"	hasargs(a)
+ stmt: CALLF(addrj)  "\tcall\t%0\n\tfstp\t%%st(0)\n"			1
+ 
+ freg: CALLD(addrj)  "\tcall\t%0\n\taddl\t$%a,%%esp\n"	hasargs(a)
+ freg: CALLD(addrj)  "\tcall\t%0\n"			1
+ 
+ stmt: CALLD(addrj)  "\tcall\t%0\n\taddl\t$%a,%%esp\n\tfstp\t%%st(0)\n"	hasargs(a)
+ stmt: CALLD(addrj)  "\tcall\t%0\n\tfstp\t%%st(0)\n"			1
+ 
+ stmt: RETI(reg)  "# ret\n"
+ stmt: RETF(freg)  "# retf\n"
+ stmt: RETD(freg)  "# retd\n"
+ 
+ %%
+ 
+ static void 
+ progbeg(argc, argv)
+ 	char *argv[];
+ {
+ 	int i;
+ 
+ 	{
+ 		union {
+ 			char c;
+ 			int i;
+ 		} u;
+ 		u.i = 0;
+ 		u.c = 1;
+ 		swap = (u.i == 1) != IR->little_endian;
+ 	}
+ 	parseflags(argc, argv);
+ 	intreg[EAX] = mkreg("%%eax", EAX, 1, IREG);
+ 	intreg[EDX] = mkreg("%%edx", EDX, 1, IREG);
+ 	intreg[ECX] = mkreg("%%ecx", ECX, 1, IREG);
+ 	intreg[EBX] = mkreg("%%ebx", EBX, 1, IREG);
+ 	intreg[ESI] = mkreg("%%esi", ESI, 1, IREG);
+ 	intreg[EDI] = mkreg("%%edi", EDI, 1, IREG);
+ 	shortreg[EAX] = mkreg("%%ax", EAX, 1, IREG);
+ 	shortreg[ECX] = mkreg("%%cx", ECX, 1, IREG);
+ 	shortreg[EDX] = mkreg("%%dx", EDX, 1, IREG);
+ 	shortreg[EBX] = mkreg("%%bx", EBX, 1, IREG);
+ 	shortreg[ESI] = mkreg("%%si", ESI, 1, IREG);
+ 	shortreg[EDI] = mkreg("%%di", EDI, 1, IREG);
+ 
+ 	charreg[EAX] = mkreg("%%al", EAX, 1, IREG);
+ 	charreg[ECX] = mkreg("%%cl", ECX, 1, IREG);
+ 	charreg[EDX] = mkreg("%%dl", EDX, 1, IREG);
+ 	charreg[EBX] = mkreg("%%bl", EBX, 1, IREG);
+ 	for (i = 0; i < 8; i++)
+ 		fltreg[i] = mkreg("%d", i, 0, FREG);
+ 	rmap[C] = mkwildcard(charreg);
+ 	rmap[S] = mkwildcard(shortreg);
+ 	rmap[P] = rmap[B] = rmap[U] = rmap[I] = mkwildcard(intreg);
+ 	rmap[F] = rmap[D] = mkwildcard(fltreg);
+ 	tmask[IREG] = (1 << EDI) | (1 << ESI) | (1 << EBX)
+ 		| (1 << EDX) | (1 << ECX) | (1 << EAX);
+ 	vmask[IREG] = 0;
+ 	tmask[FREG] = 0xff;
+ 	vmask[FREG] = 0;
+ 	print("\t.text\n");
+ 	cseg = 0;
+ 	quo = mkreg("%%eax", EAX, 1, IREG);
+ 	quo->x.regnode->mask |= 1<<EDX;
+ 	rem = mkreg("%%edx", EDX, 1, IREG);
+ 	rem->x.regnode->mask |= 1<<EAX;
+ }
+ 
+ static void 
+ segment(n)
+ {
+ 	if (n == cseg)
+ 		return;
+ 	cseg = n;
+ 	if (n == CODE)
+ 		print("\t.text\n");
+ 	else if (cseg == BSS)
+     	    	print("\t.bss\n");
+ 	else if (cseg == DATA || cseg == LIT)
+ 		print("\t.data\n");
+ }
+ 
+ static void 
+ progend()
+ {
+ 	segment(0);
+ }
+ static void target(p) Node p; {
+ 	assert(p);
+ 	switch (p->op) {
+ 	case RSHI: case RSHU: case LSHI: case LSHU:
+ 		if (generic(p->kids[1]->op) != CNST
+ 		&& !(   generic(p->kids[1]->op) == INDIR
+ 		     && p->kids[1]->kids[0]->op == VREG+P
+ 		     && p->kids[1]->syms[RX]->u.t.cse
+ 		     && generic(p->kids[1]->syms[RX]->u.t.cse->op) == CNST
+ )) {
+ 			rtarget(p, 1, intreg[ECX]);
+ 			setreg(p, intreg[EAX]);
+ 		}
+ 		break;
+ 	case MULU:
+ 		setreg(p, quo);
+ 		rtarget(p, 0, intreg[EAX]);
+ 		break;
+ 	case DIVI: case DIVU:
+ 		setreg(p, quo);
+ 		rtarget(p, 0, intreg[EAX]);
+ 		rtarget(p, 1, intreg[ECX]);
+ 		break;
+ 	case MODI: case MODU:
+ 		setreg(p, rem);
+ 		rtarget(p, 0, intreg[EAX]);
+ 		rtarget(p, 1, intreg[ECX]);
+ 		break;
+ 	case ASGNB:
+ 		rtarget(p, 0, intreg[EDI]);
+ 		rtarget(p, 1, intreg[ESI]);
+ 		break;
+ 	case ARGB:
+ 		rtarget(p->kids[0], 0, intreg[ESI]);
+ 		break;
+ 	case CALLI: case CALLV:
+ 		setreg(p, intreg[EAX]);
+ 		break;
+ 	case RETI:
+ 		rtarget(p, 0, intreg[EAX]);
+ 		break;
+ 	}
+ }
+ 
+ static void clobber(p) Node p; {
+ 	static int nstack = 0;
+ 
+ 	assert(p);
+ 	nstack = ckstack(p, nstack);
+ 	assert(p->count > 0 || nstack == 0);
+ 	switch (p->op) {
+      
+         case DIVI: case DIVU: case MULU:
+                spill(1 << EDX, IREG, p);
+                break;
+         case MODI: case MODU:
+                spill(1 << EAX, IREG, p);
+                break;
+ 
+ 	case ASGNB: case ARGB:
+ 		spill(1<<ECX | 1<<ESI | 1<<EDI, IREG, p);
+ 		break;
+ 	case EQD: case LED: case GED: case LTD: case GTD: case NED:
+ 	case EQF: case LEF: case GEF: case LTF: case GTF: case NEF:
+ 		spill(1<<EAX, IREG, p);
+ 		break;
+ 	case CALLD: case CALLF:
+ 		spill(1<<EDX | 1<<EAX, IREG, p);
+ 		break;
+ 	}
+ }
+ 
+ 
+ #define isfp(p) (optype((p)->op)==F || optype((p)->op)==D)
+ 
+ static int ckstack(p, n) Node p; int n; {
+ 	int i;
+ 
+ 	for (i = 0; i < NELEMS(p->x.kids) && p->x.kids[i]; i++)
+ 		if (isfp(p->x.kids[i]))
+ 			n--;
+ 	if (isfp(p) && p->count > 0)
+ 		n++;
+ 	if (n > 8)
+ 		error("expression too complicated\n");
+ 	debug(fprint(2, "(ckstack(%x)=%d)\n", p, n));
+ 	assert(n >= 0);
+ 	return n;
+ }
+ 
+ static int
+ hasargs(p)
+ 	Node p;
+ {
+ 	assert(p);
+ 	assert(generic(p->op) == CALL);
+ 	assert(p->syms[0]);
+ 	if (p->syms[0]->u.c.v.i > 0)
+ 		return 0;
+ 	return LBURG_MAX;
+ }
+ 
+ static int 
+ memop(p)
+ 	Node p;
+ {
+ 	assert(p);
+ 	assert(generic(p->op) == ASGN);
+ 	assert(p->kids[0]);
+ 	assert(p->kids[1]);
+ 	if (generic(p->kids[1]->kids[0]->op) == INDIR
+ 	    && sametree(p->kids[0], p->kids[1]->kids[0]->kids[0]))
+ 		return 3;
+ 	else
+ 		return LBURG_MAX;
+ }
+ 
+ static int 
+ sametree(p, q)
+ 	Node p, q;
+ {
+ 	return p == NULL && q == NULL
+ 		|| p && q && p->op == q->op && p->syms[0] == q->syms[0]
+ 		&& sametree(p->kids[0], q->kids[0])
+ 		&& sametree(p->kids[1], q->kids[1]);
+ }
+ 
+ static void
+ emit0(q)
+ 	Node q;
+ {
+ #if _EMIT_DEBUG
+ 	Node p = q;
+ 	for (; p; p = p->x.next) {
+ 		if (p->op == LABEL+V) {
+ 			assert(p->syms[0]);
+ 			print("# %s:\n", p->syms[0]->x.name);
+ 		} else {
+ 			int i;
+ 			print("# node%c%d %s count=%d", p->x.listed ? '\'' : '#', p->x.inst,
+ 				opname(p->op), p->count);
+ 			for (i = 0; i < NELEMS(p->kids) && p->kids[i]; i++)
+ 				print(" #%d", p->kids[i]->x.inst);
+ 			for (i = 0; i < NELEMS(p->syms) && p->syms[i]; i++) {
+ 				if (p->syms[i]->x.name)
+ 					print(" %s", p->syms[i]->x.name);
+ 				if (p->syms[i]->name != p->syms[i]->x.name)
+ 					print(" (%s)", p->syms[i]->name);
+ 			}
+ 			print("\n");
+ 		}
+ 	}
+ #endif
+ 	emit(q);
+ }
+ 
+ static void 
+ emit2(p)
+ 	Node p;
+ {
+ #define preg(f) ((f)[getregnum(p->x.kids[0])]->x.name)
+ 
+ 	switch (p->op) {
+ 	case CVCI:
+ 		print("\tmovsbl\t%s,%s\n",
+ 		      preg(charreg),
+ 		      p->syms[RX]->x.name);
+ 		break;
+ 	case CVCU:
+ 		print("\tmovzbl\t%s,%s\n",
+ 		      preg(charreg),
+ 		      p->syms[RX]->x.name);
+ 		break;
+ 	case CVSI:
+ 		print("\tmovswl\t%s,%s\n",
+ 		      preg(shortreg),
+ 		      p->syms[RX]->x.name);
+ 		break;
+ 	case CVSU:
+ 		print("\tmovzwl\t%s,%s\n",
+ 		      preg(shortreg),
+ 		      p->syms[RX]->x.name);
+ 		break;
+ 	case CVIC: case CVIS:
+ 	case CVUC: case CVUS:
+ 		{ char *dst = shortreg[getregnum(p)]->x.name;
+ 		  char *src = preg(shortreg);
+ 		  if (dst != src)
+ 			print("\tmovl\t%s,%s\n", src, dst);
+ 		}
+ 		break;
+ 	}
+ }
+ 
+ static void 
+ doarg(p)
+ 	Node p;
+ {
+ 	assert(p && p->syms[0]);
+ 	mkactual(4, p->syms[0]->u.c.v.i);
+ }
+ 
+ static void 
+ blkfetch(k, off, reg, tmp)
+ {
+ }
+ 
+ static void 
+ blkstore(k, off, reg, tmp)
+ {
+ }
+ 
+ static void 
+ blkloop(dreg, doff, sreg, soff, size, tmps)
+ 	int tmps[];
+ {
+ }
+ 
+ static void 
+ local(p)
+ 	Symbol p;
+ {
+ 	if (isfloat(p->type))
+ 		p->sclass = AUTO;
+ 	if (askregvar(p, rmap[ttob(p->type)]) == 0)
+ 		mkauto(p);
+ }
+ 
+ static void 
+ function(f, caller, callee, n)
+ 	Symbol f, callee[], caller[];
+ 	int n;
+ {
+ 	int i;
+ 
+ 	print("\t.type\t%s,@function\n", f->x.name);
+ 	print("%s:\n", f->x.name);
+ 	print("\tpushl\t%%ebx\n");
+ 	print("\tpushl\t%%esi\n");
+ 	print("\tpushl\t%%edi\n");
+ 	print("\tpushl\t%%ebp\n");
+ 	print("\tmovl\t%%esp,%%ebp\n");
+ 
+ 	usedmask[0] = usedmask[1] = 0;
+ 	freemask[0] = freemask[1] = ~(unsigned) 0;
+ 	offset = 16 + 4;
+ 	for (i = 0; callee[i]; i++) {
+ 		Symbol p = callee[i];
+ 		Symbol q = caller[i];
+ 		assert(q);
+ 		offset = roundup(offset, q->type->align);
+ 		p->x.offset = q->x.offset = offset;
+ 		p->x.name = q->x.name = stringf("%d", p->x.offset);
+ 		p->sclass = q->sclass = AUTO;
+ 		offset += roundup(q->type->size, 4);
+ 	}
+ 	assert(caller[i] == 0);
+ 	offset = maxoffset = 0;
+ 	gencode(caller, callee);
+ 	framesize = roundup(maxoffset, 4);
+ 	if (framesize > 0)
+ 		print("\tsubl\t$%d,%%esp\n", framesize);
+ 	emitcode();
+ 
+ 	print("\tleave\n");
+ 	print("\tpopl\t%%edi\n");
+ 	print("\tpopl\t%%esi\n");
+ 	print("\tpopl\t%%ebx\n");
+ 	print("\tret\n");
+ 	{ int l = genlabel(1);
+ 	  print("L%d:\n", l);
+ 	  print("\t.size\t%s,L%d-%s\n", f->x.name, l, f->x.name);
+ 	}
+ }
+ 
+ static void 
+ defsymbol(p)
+ 	Symbol p;
+ {
+ 	if (p->scope >= LOCAL && p->sclass == STATIC)
+ 		p->x.name = stringf("L%d", genlabel(1));
+ 	else if (p->generated)
+ 		p->x.name = stringf("L%s", p->name);
+ 	else if (p->scope == GLOBAL || p->sclass == EXTERN)
+ 		p->x.name = stringf("_%s", p->name);
+ /*
+ 	else if (p->scope == CONSTANTS
+ 		 && (isint(p->type) || isptr(p->type))
+ 		 && p->name[0] == '0' && p->name[1] == 'x')
+ 		p->x.name = stringf("0%sH", &p->name[2]);
+ */
+ 	else
+ 		p->x.name = p->name;
+ }
+ 
+ static void 
+ address(q, p, n)
+ 	Symbol q, p;
+ 	int n;
+ {
+ 	if (p->scope == GLOBAL
+ 	    || p->sclass == STATIC || p->sclass == EXTERN)
+ 		q->x.name = stringf("%s%s%d",
+ 				    p->x.name, n >= 0 ? "+" : "", n);
+ 	else {
+ 		q->x.offset = p->x.offset + n;
+ 		q->x.name = stringd(q->x.offset);
+ 	}
+ }
+ 
+ static void 
+ defconst(ty, v)
+ 	Value v;
+ {
+ 	switch (ty) {
+ 	case C:
+ 		print("\t.byte\t%d\n", v.uc);
+ 		return;
+ 	case S:
+ 		print("\t.word\t%d\n", v.ss);
+ 		return;
+ 	case I:
+ 		print("\t.long\t%d\n", v.i);
+ 		return;
+ 	case U:
+ 		print("\t.long\t0x%x\n", v.u);
+ 		return;
+ 	case P:
+ 		print("\t.long\t0x%x\n", v.p);
+ 		return;
+ 	case F:
+ 		print("\t.long\t0x%x\n", *(unsigned *) &v.f);
+ 		return;
+ 	case D:{
+ 			unsigned *p = (unsigned *) &v.d;
+ 			print("\t.long\t0x%x,0x%x\n", p[swap], p[1 - swap]);
+ 			return;
+ 		}
+ 	}
+ 	assert(0);
+ }
+ 
+ static void 
+ defaddress(p)
+ 	Symbol p;
+ {
+ 	print("\t.long\t%s\n", p->x.name);
+ }
+ 
+ static void 
+ defstring(n, str)
+ 	char *str;
+ {
+ 	char *s;
+ #if 1
+ 	for (s = str; s < str + n; s++)
+ 		print("\t.byte\t%d\n", *s);
+ #else
+ 	print("\t.ascii\t\"", *s);
+ 	for (s = str; s < str + n; s++)
+ 		if (*s < 0x20)
+ 			print("\\0%o", *s);
+ 		else
+ 			print("%c", *s);
+ 	print("\"\n");
+ #endif
+ }
+ 
+ static void 
+ export(p)
+ 	Symbol p;
+ {
+ 	print("\t.globl\t%s\n", p->x.name);
+ }
+ 
+ static void 
+ import(p)
+ 	Symbol p;
+ {
+ 	int oldseg = cseg;
+ 
+ 	if (p->ref > 0) {
+ 		segment(0);
+ 		print("\t.extern\t%s\n", p->x.name);
+ 		segment(oldseg);
+ 	}
+ }
+ 
+ static void global (p)
+ 	Symbol p;
+ {
+ 	print("\t.align\t%d\n", p->type->align > 4 ? 4 : p->type->align);
+ 	if (!p->generated)
+ 		print("\t.type\t%s,@%s\n", p->x.name,
+ 			isfunc(p->type) ? "function" : "object");
+ 	if (p->u.seg == BSS) {
+ 		if (p->sclass == STATIC)
+ 			print("\t.lcomm\t%s,%d\n", p->x.name, p->type->size);
+ 		else
+ 			print("\t.comm\t%s,%d\n", p->x.name, p->type->size);
+ 	} else {
+ 		if (!p->generated)
+ 			print("\t.size\t%s,%d\n", p->x.name, p->type->size);
+ 		print("%s:\n", p->x.name);
+ 	}
+ }
+ 
+ static void 
+ space(n)
+ {
+ 	if (cseg != BSS)
+ 		print("\t.space\t%d\n", n);
+ }
+ 
+ #include <stab.h>
+ static char *currentfile;       /* current file name */
+ static int ntypes;
+ 
+ static void stabblock ARGS((int, int, Symbol*));
+ static void stabfend ARGS((Symbol, int));
+ static void stabinit ARGS((char *, int, char *[]));
+ static void stabline ARGS((Coordinate *));
+ static void stabsym ARGS((Symbol));
+ static void stabtype ARGS((Symbol));
+ 
+ static void asgncode ARGS((Type, int));
+ static void dbxout ARGS((Type));
+ static int dbxtype ARGS((Type));
+ static int emittype ARGS((Type, int, int));
+ 
+ /* asgncode - assign type code to ty */
+ static void asgncode(ty, lev) Type ty; {
+ 	if (ty->x.marked || ty->x.typeno)
+ 		return;
+ 	ty->x.marked = 1;
+ 	switch (ty->op) {
+ 	case VOLATILE: case CONST: case VOLATILE+CONST:
+ 		asgncode(ty->type, lev);
+ 		ty->x.typeno = ty->type->x.typeno;
+ 		break;
+ 	case POINTER: case FUNCTION: case ARRAY:
+ 		asgncode(ty->type, lev + 1);
+ 		/* fall thru */
+ 	case VOID: case CHAR: case SHORT: case INT: case UNSIGNED:
+ 	case FLOAT: case DOUBLE:
+ 		break;
+ 	case STRUCT: case UNION: {
+ 		Field p;
+ 		for (p = fieldlist(ty); p; p = p->link)
+ 			asgncode(p->type, lev + 1);
+ 		/* fall thru */
+ 	case ENUM:
+ 		if (ty->x.typeno == 0)
+ 			ty->x.typeno = ++ntypes;
+ 		if (lev > 0 && (*ty->u.sym->name < '0' || *ty->u.sym->name > '9'))
+ 			dbxout(ty);
+ 		break;
+ 		}
+ 	default:
+ 		assert(0);
+ 	}
+ }
+ 
+ /* dbxout - output .stabs entry for type ty */
+ static void dbxout(ty) Type ty; {
+ 	ty = unqual(ty);
+ 	if (!ty->x.printed) {
+ 		int col = 0;
+ 		print(".stabs \""), col += 8;
+ 		if (ty->u.sym && !(isfunc(ty) || isarray(ty) || isptr(ty)))
+ 			print("%s", ty->u.sym->name), col += strlen(ty->u.sym->name);
+ 		print(":%c", isstruct(ty) || isenum(ty) ? 'T' : 't'), col += 2;
+ 		emittype(ty, 0, col);
+ 		print("\",%d,0,0,0\n", N_LSYM);
+ 	}
+ }
+ 
+ /* dbxtype - emit a stabs entry for type ty, return type code */
+ static int dbxtype(ty) Type ty; {
+ 	asgncode(ty, 0);
+ 	dbxout(ty);
+ 	return ty->x.typeno;
+ }
+ 
+ /*
+  * emittype - emit ty's type number, emitting its definition if necessary.
+  * Returns the output column number after emission; col is the approximate
+  * output column before emission and is used to emit continuation lines for long
+  * struct, union, and enum types. Continuations are not emitted for other types,
+  * even if the definition is long. lev is the depth of calls to emittype.
+  */
+ static int emittype(ty, lev, col) Type ty; {
+ 	int tc = ty->x.typeno;
+ 
+ 	if (isconst(ty) || isvolatile(ty)) {
+ 		col = emittype(ty->type, lev, col);
+ 		ty->x.typeno = ty->type->x.typeno;
+ 		ty->x.printed = 1;
+ 		return col;
+ 	}
+ 	if (tc == 0) {
+ 		ty->x.typeno = tc = ++ntypes;
+ /*              fprint(2,"`%t'=%d\n", ty, tc); */
+ 	}
+ 	print("%d", tc), col += 3;
+ 	if (ty->x.printed)
+ 		return col;
+ 	ty->x.printed = 1;
+ 	switch (ty->op) {
+ 	case VOID:	/* void is defined as itself */
+ 		print("=%d", tc), col += 1+3;
+ 		break;
+ 	case CHAR:	/* unsigned char is a subrange of int */
+ 		if (ty == unsignedchar)
+ 			print("=r1;0;255;"), col += 10;
+ 		else	/* following pcc, char is a subrange of itself */
+ 			print("=r%d;-128;127;", tc), col += 2+3+10;
+ 		break;
+ 	case SHORT:	/* short is a subrange of int */
+ 		if (ty == unsignedshort)
+ 			print("=r1;0;65535;"), col += 12;
+ 		else	/* signed */
+ 			print("=r1;-32768;32767;"), col += 17;
+ 		break;
+ 	case INT:	/* int is a subrange of itself */
+ 		print("=r1;%d;%d;", INT_MIN, INT_MAX), col += 4+11+1+10+1;
+ 		break;
+ 	case UNSIGNED:	/* unsigned is a subrange of int */
+ 		print("=r1;0;-1;"), col += 9;
+ 		break;
+ 	case FLOAT: case DOUBLE:	/* float, double get sizes instead of ranges */
+ 		print("=r1;%d;0;", ty->size), col += 4+1+3;
+ 		break;
+ 	case POINTER:
+ 		print("=*"), col += 2;
+ 		col = emittype(ty->type, lev + 1, col);
+ 		break;
+ 	case FUNCTION:
+ 		print("=f"), col += 2;
+ 		col = emittype(ty->type, lev + 1, col);
+ 		break;
+ 	case ARRAY:	/* array includes subscript as an int range */
+ 		if (ty->size && ty->type->size)
+ 			print("=ar1;0;%d;", ty->size/ty->type->size - 1), col += 7+3+1;
+ 		else
+ 			print("=ar1;0;-1;"), col += 10;
+ 		col = emittype(ty->type, lev + 1, col);
+ 		break;
+ 	case STRUCT: case UNION: {
+ 		Field p;
+ 		if (!ty->u.sym->defined) {
+ 			print("=x%c%s:", ty->op == STRUCT ? 's' : 'u', ty->u.sym->name);
+ 			col += 2+1+strlen(ty->u.sym->name)+1;
+ 			break;
+ 		}
+ 		if (lev > 0 && (*ty->u.sym->name < '0' || *ty->u.sym->name > '9')) {
+ 			ty->x.printed = 0;
+ 			break;
+ 		}
+ 		print("=%c%d", ty->op == STRUCT ? 's' : 'u', ty->size), col += 1+1+3;
+ 		for (p = fieldlist(ty); p; p = p->link) {
+ 			if (p->name)
+ 				print("%s:", p->name), col += strlen(p->name)+1;
+ 			else
+ 				print(":"), col += 1;
+ 			col = emittype(p->type, lev + 1, col);
+ 			if (p->lsb)
+ 				print(",%d,%d;", 8*p->offset +
+ 					(IR->little_endian ? fieldright(p) : fieldleft(p)),
+ 					fieldsize(p));
+ 			else
+ 				print(",%d,%d;", 8*p->offset, 8*p->type->size);
+ 			col += 1+3+1+3+1;	/* accounts for ,%d,%d; */
+ 			if (col >= 80 && p->link) {
+ 				print("\\\\\",%d,0,0,0\n.stabs \"", N_LSYM);
+ 				col = 8;
+ 			}
+ 		}
+ 		print(";"), col += 1;
+ 		break;
+ 		}
+ 	case ENUM: {
+ 		Symbol *p;
+ 		if (lev > 0 && (*ty->u.sym->name < '0' || *ty->u.sym->name > '9')) {
+ 			ty->x.printed = 0;
+ 			break;
+ 		}
+ 		print("=e"), col += 2;
+ 		for (p = ty->u.sym->u.idlist; *p; p++) {
+ 			print("%s:%d,", (*p)->name, (*p)->u.value), col += strlen((*p)->name)+3;
+ 			if (col >= 80 && p[1]) {
+ 				print("\\\\\",%d,0,0,0\n.stabs \"", N_LSYM);
+ 				col = 8;
+ 			}
+ 		}
+ 		print(";"), col += 1;
+ 		break;
+ 		}
+ 	default:
+ 		assert(0);
+ 	}
+ 	return col;
+ }
+ 
+ /* stabblock - output a stab entry for '{' or '}' at level lev */
+ static void stabblock(brace, lev, p) Symbol *p; {
+ 	if (brace == '{')
+ 		while (*p)
+ 			stabsym(*p++);
+ 	print(".stabd 0x%x,0,%d\n", brace == '{' ? N_LBRAC : N_RBRAC, lev);
+ }
+ 
+ /* stabfend - end of function p */
+ static void stabfend(p, line) Symbol p; {}
+ 
+ /* stabinit - initialize stab output */
+ static void stabinit(file, argc, argv) char *file, *argv[]; {
+ 	typedef void (*Closure) ARGS((Symbol, void *));
+ 
+ 	if (file && *file) {
+ 		(*IR->segment)(CODE);
+ 		print("Ltext:.stabs \"%s\",0x%x,0,0,Ltext\n", file, N_SO);
+ 		currentfile = file;
+ 	}
+ 	dbxtype(inttype);
+ 	dbxtype(chartype);
+ 	dbxtype(doubletype);
+ 	dbxtype(floattype);
+ 	dbxtype(longdouble);
+ 	dbxtype(longtype);
+ 	dbxtype(shorttype);
+ 	dbxtype(signedchar);
+ 	dbxtype(unsignedchar);
+ 	dbxtype(unsignedlong);
+ 	dbxtype(unsignedshort);
+ 	dbxtype(unsignedtype);
+ 	dbxtype(voidtype);
+ 	foreach(types, GLOBAL, (Closure)stabtype, NULL);
+ }
+ 
+ /* stabline - emit stab entry for source coordinate *cp */
+ static void stabline(cp) Coordinate *cp; {
+ 	if (cp->file && cp->file != currentfile) {
+ 		int lab = genlabel(1);
+ 		print("L%d: .stabs \"%s\",0x%x,0,0,L%d\n", lab,
+ 				cp->file, N_SOL, lab);
+ 		currentfile = cp->file;
+ 	}
+ 	print(".stabd 0x%x,0,%d\n", N_SLINE, cp->y);
+ }
+ 
+ /* stabsym - output a stab entry for symbol p */
+ static void stabsym(p) Symbol p; {
+ 	int code, tc, sz = p->type->size;
+ 
+ 	if (p->generated || p->computed)
+ 		return;
+ 	if (isfunc(p->type)) {
+ 		print(".stabs \"%s:%c%d\",%d,0,0,%s\n", p->name,
+ 			p->sclass == STATIC ? 'f' : 'F', dbxtype(freturn(p->type)),
+ 			N_FUN, p->x.name);
+ 		return;
+ 	}
+ 	if (!IR->wants_argb && p->scope == PARAM && p->structarg) {
+ 		assert(isptr(p->type) && isstruct(p->type->type));
+ 		tc = dbxtype(p->type->type);
+ 		sz = p->type->type->size;
+ 	} else
+ 		tc = dbxtype(p->type);
+ 	if (p->sclass == AUTO && p->scope == GLOBAL || p->sclass == EXTERN) {
+ 		print(".stabs \"%s:G", p->name);
+ 		code = N_GSYM;
+ 	} else if (p->sclass == STATIC) {
+ 		print(".stabs \"%s:%c%d\",%d,0,0,%s\n", p->name, p->scope == GLOBAL ? 'S' : 'V',
+ 			tc, p->u.seg == BSS ? N_LCSYM : N_STSYM, p->x.name);
+ 		return;
+ 	} else if (p->sclass == REGISTER) {
+ 		if (p->scope > PARAM) {
+ 			int r = p->x.regnode->number;
+ 			if (p->x.regnode->set == FREG)
+ 				r += 32;	/* floating point */
+ 			print(".stabs \"%s:r%d\",%d,0,", p->name, tc, N_RSYM);
+ 			print("%d,%d\n", sz, r);
+ 		}
+ 		return;
+ 	} else if (p->scope == PARAM) {
+ 		print(".stabs \"%s:p", p->name);
+ 		code = N_PSYM;
+ 	} else if (p->scope >= LOCAL) {
+ 		print(".stabs \"%s:", p->name);
+ 		code = N_LSYM;
+ 	} else
+ 		assert(0);
+ 	print("%d\",%d,0,0,%s\n", tc, code,
+ 		p->scope >= PARAM && p->sclass != EXTERN ? p->x.name : "0");
+ }
+ 
+ /* stabtype - output a stab entry for type *p */
+ static void stabtype(p) Symbol p; {
+ 	if (p->type) {
+ 		if (p->sclass == 0)
+ 			dbxtype(p->type);
+ 		else if (p->sclass == TYPEDEF)
+ 			print(".stabs \"%s:t%d\",%d,0,0,0\n", p->name, dbxtype(p->type), N_LSYM);
+ 	}
+ }
+ 
+ Interface x86freebsdIR = {
+ 	1, 1, 0,		/* char */
+ 	2, 2, 0,		/* short */
+ 	4, 4, 0,		/* int */
+ 	4, 4, 1,		/* float */
+ 	8, 4, 1,		/* double */
+ 	4, 4, 0,		/* T * */
+ 	0, 1, 0,		/* struct so that ARGB keeps stack aligned */
+ 	1,			/* little_endian */
+ 	0,			/* mulops_calls */
+ 	0,			/* wants_callb */
+ 	1,			/* wants_argb */
+ 	0,			/* left_to_right */
+ 	0,			/* wants_dag */
+ 	address,
+ 	blockbeg,
+ 	blockend,
+ 	defaddress,
+ 	defconst,
+ 	defstring,
+ 	defsymbol,
+ 	emit0,
+ 	export,
+ 	function,
+ 	gen,
+ 	global,
+ 	import,
+ 	local,
+ 	progbeg,
+ 	progend,
+ 	segment,
+ 	space,
+ 	stabblock, 0, 0, stabinit, stabline, stabsym, stabtype,
+ 	{1, blkfetch, blkstore, blkloop,
+ 		_label,
+ 		_rule,
+ 		_nts,
+ 		_kids,
+ 		_opname,
+ 		_arity,
+ 		_string,
+ 		_templates,
+ 		_isinstruction,
+ 		_ntname,
+ 		emit2,
+ 		doarg,
+ 		target,
+ 		clobber,
+ 	}
+ };
Index: lcc-3.5/src/makefile
diff -c lcc-3.5/src/makefile:1.1.1.1 lcc-3.5/src/makefile:1.2
*** lcc-3.5/src/makefile:1.1.1.1	Tue Feb  6 23:30:06 1996
--- lcc-3.5/src/makefile	Wed Feb  7 00:17:22 1996
***************
*** 1,10 ****
  SHELL=/bin/sh
  SRC=../../src
  
  OBJS=alloc.o bind.o dag.o decl.o enode.o error.o expr.o event.o \
  	init.o input.o lex.o list.o main.o output.o prof.o profio.o simp.o \
  	stmt.o string.o sym.o trace.o tree.o types.o \
! 	null.o symbolic.o gen.o mips.o sparc.o x86.o
  
  rcc:		$(OBJS)
  		$(CC) $(CFLAGS) -o $@ $(LDFLAGS) $(OBJS)
--- 1,11 ----
  SHELL=/bin/sh
  SRC=../../src
+ CFLAGS = -I../../src -ansi -fno-builtin -O2 # -m486 -fomit-frame-pointer
  
  OBJS=alloc.o bind.o dag.o decl.o enode.o error.o expr.o event.o \
  	init.o input.o lex.o list.o main.o output.o prof.o profio.o simp.o \
  	stmt.o string.o sym.o trace.o tree.o types.o \
! 	null.o symbolic.o gen.o freebsd.o # mips.o sparc.o x86.o
  
  rcc:		$(OBJS)
  		$(CC) $(CFLAGS) -o $@ $(LDFLAGS) $(OBJS)
***************
*** 19,24 ****
--- 20,26 ----
  error.o:	$(SRC)/error.c;		$(CC) -c $(CFLAGS) $(SRC)/error.c
  event.o:	$(SRC)/event.c;		$(CC) -c $(CFLAGS) $(SRC)/event.c
  expr.o:		$(SRC)/expr.c;		$(CC) -c $(CFLAGS) $(SRC)/expr.c
+ freebsd.o:	$(SRC)/freebsd.c;	$(CC) -c $(CFLAGS) $(SRC)/freebsd.c
  gen.o:		$(SRC)/gen.c;		$(CC) -c $(CFLAGS) $(SRC)/gen.c
  init.o:		$(SRC)/init.c;		$(CC) -c $(CFLAGS) $(SRC)/init.c
  input.o:	$(SRC)/input.c;		$(CC) -c $(CFLAGS) $(SRC)/input.c
***************
*** 41,49 ****
  types.o:	$(SRC)/types.c;		$(CC) -c $(CFLAGS) $(SRC)/types.c
  x86.o:		$(SRC)/x86.c;		$(CC) -c $(CFLAGS) $(SRC)/x86.c
  
! #$(SRC)/mips.c:		$(SRC)/mips.md;	lburg <$(SRC)/mips.md  >$(SRC)/mips.c
! #$(SRC)/sparc.c:	$(SRC)/sparc.md;lburg <$(SRC)/sparc.md >$(SRC)/sparc.c
! #$(SRC)/x86.c:		$(SRC)/x86.md;	lburg <$(SRC)/x86.md   >$(SRC)/x86.c
  
  test:	tst/8q.s tst/array.s tst/cf.s tst/cq.s tst/cvt.s tst/fields.s \
  	tst/front.s tst/incr.s tst/init.s tst/limits.s tst/paranoia.s \
--- 43,52 ----
  types.o:	$(SRC)/types.c;		$(CC) -c $(CFLAGS) $(SRC)/types.c
  x86.o:		$(SRC)/x86.c;		$(CC) -c $(CFLAGS) $(SRC)/x86.c
  
! $(SRC)/freebsd.c: $(SRC)/freebsd.md; lburg<$(SRC)/freebsd.md>$(SRC)/freebsd.c
! $(SRC)/mips.c:   $(SRC)/mips.md;    lburg<$(SRC)/mips.md>$(SRC)/mips.c
! $(SRC)/sparc.c:  $(SRC)/sparc.md;   lburg<$(SRC)/sparc.md>$(SRC)/sparc.c
! $(SRC)/x86.c:    $(SRC)/x86.md;     lburg<$(SRC)/x86.md>$(SRC)/x86.c
  
  test:	tst/8q.s tst/array.s tst/cf.s tst/cq.s tst/cvt.s tst/fields.s \
  	tst/front.s tst/incr.s tst/init.s tst/limits.s tst/paranoia.s \
***************
*** 95,103 ****
  	-cd tst; rm -f 8q array cf cq cvt fields front incr init \
  		limits paranoia sort spill stdarg struct switch wf1 yacc
  	
! clean:		testclean
! 		-rm -f *.o
  
! clobber:	clean
! 		rm -f rcc lburg
! #		rm -f $(SRC)/mips.c $(SRC)/sparc.c $(SRC)/x86.c
--- 98,106 ----
  	-cd tst; rm -f 8q array cf cq cvt fields front incr init \
  		limits paranoia sort spill stdarg struct switch wf1 yacc
  	
! clean:	testclean
! 	-rm -f *.o
  
! clobber:clean
! 	rm -f rcc lburg
! 	rm -f $(SRC)/freebsd.c $(SRC)/mips.c $(SRC)/sparc.c $(SRC)/x86.c
Index: lcc-3.5/x86/FreeBSD/Makefile
diff -c /dev/null lcc-3.5/x86/FreeBSD/Makefile:1.1
*** /dev/null	Wed Feb  7 15:47:28 1996
--- lcc-3.5/x86/FreeBSD/Makefile	Wed Feb  7 00:18:03 1996
***************
*** 0 ****
--- 1,10 ----
+ 
+ all:
+ 	make -f ../../src/makefile
+ 
+ clean:
+ 	make -f ../../src/makefile clean
+ 
+ clobber:
+ 	make -f ../../src/makefile clobber
+ 
