make 8a, 8c, 8l build in go environment.

,s/int32/long/g in 8a, 8c, 8l.
delete dead code.
move enam.c, 8.out.h, mkenam from 8c to 8l.

R=r
DELTA=1850  (581 added, 983 deleted, 286 changed)
OCL=22119
CL=22129

22 files changed, 390 insertions, 416 deletions

diff --git a/src/cmd/8a/Makefile b/src/cmd/8a/Makefile
new file mode 100644
index 000000000..690c6251d
--- /dev/null
+++ b/src/cmd/8a/Makefile
@@ -0,0 +1,42 @@
+# Copyright 2009 The Go Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style
+# license that can be found in the LICENSE file.
+
+include ../../Make.conf
+
+TARG=\
+	8a\
+
+HFILES=\
+	a.h\
+	y.tab.h\
+	../8l/8.out.h\
+	compat.h\
+
+OFILES=\
+	y.tab.$O\
+	lex.$O\
+	compat.$O\
+	../8l/enam.$O\
+
+YFILES=\
+	a.y\
+
+$(TARG): $(OFILES)
+	$(LD) -o $(TARG) -L$(GOROOT)/lib $(OFILES) -lbio -l9
+
+$(OFILES): $(HFILES)
+
+lex.$O:	../cc/macbody ../cc/lexbody
+
+y.tab.h: $(YFILES)
+	bison -y $(YFLAGS) $(YFILES)
+
+y.tab.c: y.tab.h
+	test -f y.tab.c && touch y.tab.c
+
+clean:
+	rm -f $(OFILES) $(TARG) *.6 enam.c 6.out a.out y.tab.h y.tab.c
+
+install: $(TARG)
+	cp $(TARG) $(BIN)/$(TARG)
diff --git a/src/cmd/8a/a.h b/src/cmd/8a/a.h
index 90d162ee8..8b5f7d9ef 100644
--- a/src/cmd/8a/a.h
+++ b/src/cmd/8a/a.h
@@ -28,9 +28,11 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 // THE SOFTWARE.
 
-#include <lib9.h>
+#include <u.h>
+#include <libc.h>
 #include <bio.h>
-#include "../8c/8.out.h"
+#include "../8l/8.out.h"
+#include "compat.h"
 
 
 #ifndef	EXTERN
@@ -63,7 +65,7 @@ struct	Sym
 	Sym*	link;
 	Ref*	ref;
 	char*	macro;
-	long	value;
+	int32	value;
 	ushort	type;
 	char	*name;
 	char	sym;
@@ -101,7 +103,7 @@ struct	Gen
 {
 	double	dval;
 	char	sval[8];
-	long	offset;
+	int32	offset;
 	Sym*	sym;
 	short	type;
 	short	index;
@@ -117,8 +119,8 @@ struct	Hist
 {
 	Hist*	link;
 	char*	name;
-	long	line;
-	long	offset;
+	int32	line;
+	int32	offset;
 };
 #define	H	((Hist*)0)
 
@@ -143,24 +145,24 @@ EXTERN	char*	include[NINCLUDE];
 EXTERN	Io*	iofree;
 EXTERN	Io*	ionext;
 EXTERN	Io*	iostack;
-EXTERN	long	lineno;
+EXTERN	int32	lineno;
 EXTERN	int	nerrors;
-EXTERN	long	nhunk;
+EXTERN	int32	nhunk;
 EXTERN	int	ninclude;
 EXTERN	Gen	nullgen;
 EXTERN	char*	outfile;
 EXTERN	int	pass;
 EXTERN	char*	pathname;
-EXTERN	long	pc;
+EXTERN	int32	pc;
 EXTERN	int	peekc;
 EXTERN	int	sym;
 EXTERN	char	symb[NSYMB];
 EXTERN	int	thechar;
 EXTERN	char*	thestring;
-EXTERN	long	thunk;
+EXTERN	int32	thunk;
 EXTERN	Biobuf	obuf;
 
-void*	allocn(void*, long, long);
+void*	allocn(void*, int32, int32);
 void	errorexit(void);
 void	pushio(void);
 void	newio(void);
@@ -168,7 +170,7 @@ void	newfile(char*, int);
 Sym*	slookup(char*);
 Sym*	lookup(void);
 void	syminit(Sym*);
-long	yylex(void);
+int32	yylex(void);
 int	getc(void);
 int	getnsc(void);
 void	unget(int);
@@ -195,30 +197,10 @@ void	maclin(void);
 void	macif(int);
 void	macend(void);
 void	dodefine(char*);
-void	prfile(long);
+void	prfile(int32);
 void	linehist(char*, int);
 void	gethunk(void);
 void	yyerror(char*, ...);
 int	yyparse(void);
 void	setinclude(char*);
 int	assemble(char*);
-
-/*
- *	Posix.c/Inferno.c/Nt.c
- */
-enum	/* keep in synch with ../cc/cc.h */
-{
-	Plan9	= 1<<0,
-	Unix	= 1<<1,
-	Windows	= 1<<2
-};
-int	mywait(int*);
-int	mycreat(char*, int);
-int	systemtype(int);
-int	pathchar(void);
-char*	mygetwd(char*, int);
-int	myexec(char*, char*[]);
-int	mydup(int, int);
-int	myfork(void);
-int	mypipe(int*);
-void*	mysbrk(ulong);
diff --git a/src/cmd/8a/a.y b/src/cmd/8a/a.y
index 835400022..505defd28 100644
--- a/src/cmd/8a/a.y
+++ b/src/cmd/8a/a.y
@@ -33,7 +33,7 @@
 %}
 %union	{
 	Sym	*sym;
-	long	lval;
+	int32	lval;
 	double	dval;
 	char	sval[8];
 	Gen	gen;
diff --git a/src/cmd/8a/lex.c b/src/cmd/8a/lex.c
index 00f4472bc..8576f01b7 100644
--- a/src/cmd/8a/lex.c
+++ b/src/cmd/8a/lex.c
@@ -156,7 +156,7 @@ assemble(char *file)
 		}
 	}
 
-	of = mycreat(outfile, 0664);
+	of = mycreate(outfile, 0664);
 	if(of < 0) {
 		yyerror("%ca: cannot create %s", thechar, outfile);
 		errorexit();
diff --git a/src/cmd/8c/Makefile b/src/cmd/8c/Makefile
new file mode 100644
index 000000000..9893ef63f
--- /dev/null
+++ b/src/cmd/8c/Makefile
@@ -0,0 +1,41 @@
+# Copyright 2009 The Go Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style
+# license that can be found in the LICENSE file.
+
+include ../../Make.conf
+
+TARG=\
+	8c\
+
+HFILES=\
+	gc.h\
+	../8l/8.out.h\
+	../cc/cc.h\
+
+OFILES=\
+	cgen.$O\
+	cgen64.$O\
+	div.$O\
+	list.$O\
+	machcap.$O\
+	mul.$O\
+	peep.$O\
+	reg.$O\
+	sgen.$O\
+	swt.$O\
+	txt.$O\
+	../8l/enam.$O\
+
+LIB=\
+	../cc/cc.a$O
+
+$(TARG): $(OFILES) $(LIB)
+	$(LD) -o $(TARG) -L$(GOROOT)/lib $(OFILES) $(LIB) -lbio -l9
+
+$(OFILES): $(HFILES)
+
+clean:
+	rm -f $(OFILES) $(TARG) *.8 8.out a.out
+
+install: $(TARG)
+	cp $(TARG) $(BIN)/$(TARG)
diff --git a/src/cmd/8c/cgen.c b/src/cmd/8c/cgen.c
index cd2cc8136..8c5bf7b15 100644
--- a/src/cmd/8c/cgen.c
+++ b/src/cmd/8c/cgen.c
@@ -39,7 +39,7 @@ cgen(Node *n, Node *nn)
 	Prog *p1;
 	Node nod, nod1, nod2, nod3, nod4;
 	int o, hardleft;
-	long v, curs;
+	int32 v, curs;
 	vlong c;
 
 	if(debug['g']) {
@@ -1031,7 +1031,7 @@ cgen(Node *n, Node *nn)
 			diag(n, "DOT and no offset");
 			break;
 		}
-		nod.xoffset += (long)r->vconst;
+		nod.xoffset += (int32)r->vconst;
 		nod.type = n->type;
 		cgen(&nod, nn);
 		break;
@@ -1133,7 +1133,7 @@ void
 reglcgen(Node *t, Node *n, Node *nn)
 {
 	Node *r;
-	long v;
+	int32 v;
 
 	regialloc(t, n, nn);
 	if(n->op == OIND) {
@@ -1217,7 +1217,7 @@ boolgen(Node *n, int true, Node *nn)
 	int o;
 	Prog *p1, *p2;
 	Node *l, *r, nod, nod1;
-	long curs;
+	int32 curs;
 
 	if(debug['g']) {
 		prtree(nn, "boolgen lhs");
@@ -1429,7 +1429,7 @@ boolgen(Node *n, int true, Node *nn)
 }
 
 void
-sugen(Node *n, Node *nn, long w)
+sugen(Node *n, Node *nn, int32 w)
 {
 	Prog *p1;
 	Node nod0, nod1, nod2, nod3, nod4, *h, *l, *r;
@@ -1500,7 +1500,7 @@ sugen(Node *n, Node *nn, long w)
 			diag(n, "DOT and no offset");
 			break;
 		}
-		nod1.xoffset += (long)r->vconst;
+		nod1.xoffset += (int32)r->vconst;
 		nod1.type = n->type;
 		sugen(&nod1, nn, w);
 		break;
diff --git a/src/cmd/8c/cgen64.c b/src/cmd/8c/cgen64.c
index 75f87f91e..ce1512c51 100644
--- a/src/cmd/8c/cgen64.c
+++ b/src/cmd/8c/cgen64.c
@@ -54,22 +54,22 @@ vaddr(Node *n, int a)
 	return 0;
 }
 
-long
+int32
 hi64v(Node *n)
 {
 	if(align(0, types[TCHAR], Aarg1))	/* isbigendian */
-		return (long)(n->vconst) & ~0L;
+		return (int32)(n->vconst) & ~0L;
 	else
-		return (long)((uvlong)n->vconst>>32) & ~0L;
+		return (int32)((uvlong)n->vconst>>32) & ~0L;
 }
 
-long
+int32
 lo64v(Node *n)
 {
 	if(align(0, types[TCHAR], Aarg1))	/* isbigendian */
-		return (long)((uvlong)n->vconst>>32) & ~0L;
+		return (int32)((uvlong)n->vconst>>32) & ~0L;
 	else
-		return (long)(n->vconst) & ~0L;
+		return (int32)(n->vconst) & ~0L;
 }
 
 Node *
@@ -218,70 +218,6 @@ storepair(Node *n, Node *nn, int f)
 		freepair(n);
 }
 
-/* generate a cast t from n to tt */
-static void
-cast(Node *n, Type *t, Node *nn)
-{
-	Node *r;
-
-	r = new(OCAST, n, Z);
-	r->type = t;
-	sugen(r, nn, 8);
-}
-
-static void
-swapregs(Node *a, Node *b)
-{
-	int t;
-
-	t = a->reg;
-	a->reg = b->reg;
-	b->reg = t;
-}
-
-static void
-swappairs(Node *a, Node *b)
-{
-	swapregs(a->left, b->left);
-	swapregs(a->right, b->right);
-}
-
-static int
-saveme(Node *n)
-{
-	int r;
-
-	r = n->reg;
-	return r >= D_AX && r <= D_DI;
-}
-
-static void
-saveit(Node *n, Node *t, Node *r)
-{
-	Node nod;
-
-	if(saveme(n)) {
-		t->reg = n->reg;
-		gins(AMOVL, t, r);
-		r->xoffset += SZ_LONG;
-		if(n->reg == D_AX) {
-			regalloc(&nod, n, Z);
-			regfree(n);
-			n->reg = nod.reg;
-		}
-	}
-}
-
-static void
-restoreit(Node *n, Node *t, Node *r)
-{
-	if(saveme(n)) {
-		t->reg = n->reg;
-		gins(AMOVL, r, t);
-		r->xoffset += SZ_LONG;
-	}
-}
-
 enum
 {
 /* 4 only, see WW */
@@ -349,26 +285,6 @@ vfunc(Node *n, Node *nn)
 	return t;
 }
 
-static int
-forcereg(Node *d, int r, int o, Node *t)
-{
-	int a;
-
-	if(d->reg != D_NONE)
-		diag(Z, "force alloc");
-	d->reg = r;
-	a = 0;
-	if(reg[r]) {
-		reg[o]++;
-		regalloc(t, d, Z);
-		a = 1;
-		gins(AMOVL, d, t);
-		reg[o]--;
-	}
-	reg[r]++;
-	return a;
-}
-
 /* try to steal a reg */
 static int
 getreg(Node **np, Node *t, int r)
diff --git a/src/cmd/8c/div.c b/src/cmd/8c/div.c
index 3be47730f..538e3522c 100644
--- a/src/cmd/8c/div.c
+++ b/src/cmd/8c/div.c
@@ -41,7 +41,7 @@
 #define	T32	TN(32)
 
 int
-multiplier(ulong d, int p, uvlong *mp)
+multiplier(uint32 d, int p, uvlong *mp)
 {
 	int l;
 	uvlong mlo, mhi, tlo, thi;
@@ -67,7 +67,7 @@ multiplier(ulong d, int p, uvlong *mp)
 }
 
 int
-sdiv(ulong d, ulong *mp, int *sp)
+sdiv(uint32 d, uint32 *mp, int *sp)
 {
 	int s;
 	uvlong m;
@@ -82,7 +82,7 @@ sdiv(ulong d, ulong *mp, int *sp)
 }
 
 int
-udiv(ulong d, ulong *mp, int *sp, int *pp)
+udiv(uint32 d, uint32 *mp, int *sp, int *pp)
 {
 	int p, s;
 	uvlong m;
@@ -113,14 +113,14 @@ void
 sdivgen(Node *l, Node *r, Node *ax, Node *dx)
 {
 	int a, s;
-	ulong m;
+	uint32 m;
 	vlong c;
 
 	c = r->vconst;
 	if(c < 0)
 		c = -c;
 	a = sdiv(c, &m, &s);
-//print("a=%d i=%ld s=%d m=%lux\n", a, (long)r->vconst, s, m);
+//print("a=%d i=%ld s=%d m=%lux\n", a, (int32)r->vconst, s, m);
 	gins(AMOVL, nodconst(m), ax);
 	gins(AIMULL, l, Z);
 	gins(AMOVL, l, ax);
@@ -137,11 +137,11 @@ void
 udivgen(Node *l, Node *r, Node *ax, Node *dx)
 {
 	int a, s, t;
-	ulong m;
+	uint32 m;
 	Node nod;
 
 	a = udiv(r->vconst, &m, &s, &t);
-//print("a=%ud i=%ld p=%d s=%d m=%lux\n", a, (long)r->vconst, t, s, m);
+//print("a=%ud i=%ld p=%d s=%d m=%lux\n", a, (int32)r->vconst, t, s, m);
 	if(t != 0) {
 		gins(AMOVL, l, ax);
 		gins(ASHRL, nodconst(t), ax);
@@ -184,7 +184,7 @@ sext(Node *d, Node *s, Node *l)
 }
 
 void
-sdiv2(long c, int v, Node *l, Node *n)
+sdiv2(int32 c, int v, Node *l, Node *n)
 {
 	Node nod;
 
@@ -206,7 +206,7 @@ sdiv2(long c, int v, Node *l, Node *n)
 }
 
 void
-smod2(long c, int v, Node *l, Node *n)
+smod2(int32 c, int v, Node *l, Node *n)
 {
 	Node nod;
 
diff --git a/src/cmd/8c/gc.h b/src/cmd/8c/gc.h
index 866c1f94b..c30eb55bc 100644
--- a/src/cmd/8c/gc.h
+++ b/src/cmd/8c/gc.h
@@ -29,7 +29,7 @@
 // THE SOFTWARE.
 
 #include	"../cc/cc.h"
-#include	"../8c/8.out.h"
+#include	"../8l/8.out.h"
 
 /*
  * 8c/386
@@ -65,7 +65,7 @@ EXTERN	struct
 
 struct	Adr
 {
-	long	offset;
+	int32	offset;
 	double	dval;
 	char	sval[NSNAME];
 
@@ -83,7 +83,7 @@ struct	Prog
 	Adr	from;
 	Adr	to;
 	Prog*	link;
-	long	lineno;
+	int32	lineno;
 	short	as;
 };
 #define	P	((Prog*)0)
@@ -91,21 +91,21 @@ struct	Prog
 struct	Case
 {
 	Case*	link;
-	long	val;
-	long	label;
+	int32	val;
+	int32	label;
 	char	def;
 };
 #define	C	((Case*)0)
 
 struct	C1
 {
-	long	val;
-	long	label;
+	int32	val;
+	int32	label;
 };
 
 struct	Var
 {
-	long	offset;
+	int32	offset;
 	Sym*	sym;
 	char	name;
 	char	etype;
@@ -113,8 +113,8 @@ struct	Var
 
 struct	Reg
 {
-	long	pc;
-	long	rpo;		/* reverse post ordering */
+	int32	pc;
+	int32	rpo;		/* reverse post ordering */
 
 	Bits	set;
 	Bits	use1;
@@ -127,11 +127,11 @@ struct	Reg
 	Bits	regdiff;
 	Bits	act;
 
-	long	regu;
-	long	loop;		/* could be shorter */
+	int32	regu;
+	int32	loop;		/* could be shorter */
 
 	Reg*	log5;
-	long	active;
+	int32	active;
 
 	Reg*	p1;
 	Reg*	p2;
@@ -160,25 +160,25 @@ struct	Rgn
 	short	regno;
 };
 
-EXTERN	long	breakpc;
+EXTERN	int32	breakpc;
 EXTERN	Case*	cases;
 EXTERN	Node	constnode;
 EXTERN	Node	fconstnode;
-EXTERN	long	continpc;
-EXTERN	long	curarg;
-EXTERN	long	cursafe;
+EXTERN	int32	continpc;
+EXTERN	int32	curarg;
+EXTERN	int32	cursafe;
 EXTERN	Prog*	firstp;
 EXTERN	Prog*	lastp;
-EXTERN	long	maxargsafe;
+EXTERN	int32	maxargsafe;
 EXTERN	int	mnstring;
 EXTERN	int	retok;
 EXTERN	Node*	nodrat;
 EXTERN	Node*	nodret;
 EXTERN	Node*	nodsafe;
-EXTERN	long	nrathole;
-EXTERN	long	nstring;
+EXTERN	int32	nrathole;
+EXTERN	int32	nstring;
 EXTERN	Prog*	p;
-EXTERN	long	pc;
+EXTERN	int32	pc;
 EXTERN	Node	regnode;
 EXTERN	Node	fregnode0;
 EXTERN	Node	fregnode1;
@@ -187,8 +187,8 @@ EXTERN	Sym*	symrathole;
 EXTERN	Node	znode;
 EXTERN	Prog	zprog;
 EXTERN	int	reg[D_NONE];
-EXTERN	long	exregoffset;
-EXTERN	long	exfregoffset;
+EXTERN	int32	exregoffset;
+EXTERN	int32	exfregoffset;
 
 #define	BLOAD(r)	band(bnot(r->refbehind), r->refahead)
 #define	BSTORE(r)	band(bnot(r->calbehind), r->calahead)
@@ -212,8 +212,8 @@ EXTERN	Bits	params;
 EXTERN	Bits	consts;
 EXTERN	Bits	addrs;
 
-EXTERN	long	regbits;
-EXTERN	long	exregbits;
+EXTERN	int32	regbits;
+EXTERN	int32	exregbits;
 
 EXTERN	int	change;
 EXTERN	int	suppress;
@@ -223,9 +223,9 @@ EXTERN	Reg*	lastr;
 EXTERN	Reg	zreg;
 EXTERN	Reg*	freer;
 EXTERN	Var	var[NVAR];
-EXTERN	long*	idom;
+EXTERN	int32*	idom;
 EXTERN	Reg**	rpo2r;
-EXTERN	long	maxnr;
+EXTERN	int32	maxnr;
 
 extern	char*	anames[];
 
@@ -249,7 +249,7 @@ void	reglcgen(Node*, Node*, Node*);
 void	lcgen(Node*, Node*);
 void	bcgen(Node*, int);
 void	boolgen(Node*, int, Node*);
-void	sugen(Node*, Node*, long);
+void	sugen(Node*, Node*, int32);
 int	needreg(Node*, int);
 
 /*
@@ -268,7 +268,7 @@ void	gclean(void);
 void	nextpc(void);
 void	gargs(Node*, Node*, Node*);
 void	garg1(Node*, Node*, Node*, int, Node**);
-Node*	nodconst(long);
+Node*	nodconst(int32);
 Node*	nodfconst(double);
 int	nodreg(Node*, Node*, int);
 int	isreg(Node*, int);
@@ -288,7 +288,7 @@ void	fgopcode(int, Node*, Node*, int, int);
 void	gopcode(int, Type*, Node*, Node*);
 int	samaddr(Node*, Node*);
 void	gbranch(int);
-void	patch(Prog*, long);
+void	patch(Prog*, int32);
 int	sconst(Node*);
 void	gpseudo(int, Sym*, Node*);
 
@@ -297,14 +297,14 @@ void	gpseudo(int, Sym*, Node*);
  */
 int	swcmp(const void*, const void*);
 void	doswit(Node*);
-void	swit1(C1*, int, long, Node*);
+void	swit1(C1*, int, int32, Node*);
 void	cas(void);
 void	bitload(Node*, Node*, Node*, Node*, Node*);
 void	bitstore(Node*, Node*, Node*, Node*, Node*);
-long	outstring(char*, long);
+int32	outstring(char*, int32);
 void	nullwarn(Node*, Node*);
-void	sextern(Sym*, Node*, long, long);
-void	gextern(Sym*, Node*, long, long);
+void	sextern(Sym*, Node*, int32, int32);
+void	gextern(Sym*, Node*, int32, int32);
 void	outcode(void);
 void	ieeedtod(Ieee*, double);
 
@@ -329,12 +329,12 @@ void	regopt(Prog*);
 void	addmove(Reg*, int, int, int);
 Bits	mkvar(Reg*, Adr*);
 void	prop(Reg*, Bits, Bits);
-void	loopit(Reg*, long);
+void	loopit(Reg*, int32);
 void	synch(Reg*, Bits);
-ulong	allreg(ulong, Rgn*);
+uint32	allreg(uint32, Rgn*);
 void	paint1(Reg*, int);
-ulong	paint2(Reg*, int);
-void	paint3(Reg*, int, long, int);
+uint32	paint2(Reg*, int);
+void	paint3(Reg*, int, int32, int);
 void	addreg(Adr*, int);
 
 /*
@@ -356,10 +356,10 @@ int	copyau(Adr*, Adr*);
 int	copysub(Adr*, Adr*, Adr*, int);
 int	copysub1(Prog*, Adr*, Adr*, int);
 
-long	RtoB(int);
-long	FtoB(int);
-int	BtoR(long);
-int	BtoF(long);
+int32	RtoB(int);
+int32	FtoB(int);
+int	BtoR(int32);
+int	BtoF(int32);
 
 #define	D_HI	D_NONE
 #define	D_LO	D_NONE
@@ -376,8 +376,8 @@ int	cond(int);
 int	com64(Node*);
 void	com64init(void);
 void	bool64(Node*);
-long	lo64v(Node*);
-long	hi64v(Node*);
+int32	lo64v(Node*);
+int32	hi64v(Node*);
 Node*	lo64(Node*);
 Node*	hi64(Node*);
 
@@ -386,8 +386,8 @@ Node*	hi64(Node*);
  */
 void	sdivgen(Node*, Node*, Node*, Node*);
 void	udivgen(Node*, Node*, Node*, Node*);
-void	sdiv2(long, int, Node*, Node*);
-void	smod2(long, int, Node*, Node*);
+void	sdiv2(int32, int, Node*, Node*);
+void	smod2(int32, int, Node*, Node*);
 void	mulgen(Type*, Node*, Node*);
 void	genmuladd(Node*, Node*, int, Node*);
 void	shiftit(Type*, Node*, Node*);
diff --git a/src/cmd/8c/mul.c b/src/cmd/8c/mul.c
index 06394cdd5..2b7332d54 100644
--- a/src/cmd/8c/mul.c
+++ b/src/cmd/8c/mul.c
@@ -40,7 +40,7 @@ struct	Malg
 
 struct	Mparam
 {
-	ulong	value;
+	uint32	value;
 	char	alg;
 	char	neg;
 	char	shift;
@@ -64,10 +64,10 @@ static	Malg	malgs[]	=
  * return position of lowest 1
  */
 int
-lowbit(ulong v)
+lowbit(uint32 v)
 {
 	int s, i;
-	ulong m;
+	uint32 m;
 
 	s = 0;
 	m = 0xFFFFFFFFUL;
@@ -97,13 +97,13 @@ genmuladd(Node *d, Node *s, int m, Node *a)
 }
 
 void
-mulparam(ulong m, Mparam *mp)
+mulparam(uint32 m, Mparam *mp)
 {
 	int c, i, j, n, o, q, s;
 	int bc, bi, bn, bo, bq, bs, bt;
 	char *p;
-	long u;
-	ulong t;
+	int32 u;
+	uint32 t;
 
 	bc = bq = 10;
 	bi = bn = bo = bs = bt = 0;
@@ -122,7 +122,7 @@ mulparam(ulong m, Mparam *mp)
 				u = -u;
 			}
 			n = lowbit(u);
-			t = (ulong)u >> n;
+			t = (uint32)u >> n;
 			switch(i) {
 			case 0:
 				if(t == 1) {
@@ -321,9 +321,9 @@ m2(int a)
 void
 shiftit(Type *t, Node *s, Node *d)
 {
-	long c;
+	int32 c;
 
-	c = (long)s->vconst & 31;
+	c = (int32)s->vconst & 31;
 	switch(c) {
 	case 0:
 		break;
@@ -336,7 +336,7 @@ shiftit(Type *t, Node *s, Node *d)
 }
 
 static int
-mulgen1(ulong v, Node *n)
+mulgen1(uint32 v, Node *n)
 {
 	int i, o;
 	Mparam *p;
diff --git a/src/cmd/8c/reg.c b/src/cmd/8c/reg.c
index 94b41534e..a94653fff 100644
--- a/src/cmd/8c/reg.c
+++ b/src/cmd/8c/reg.c
@@ -66,13 +66,13 @@ regopt(Prog *p)
 	Reg *r, *r1, *r2;
 	Prog *p1;
 	int i, z;
-	long initpc, val, npc;
-	ulong vreg;
+	int32 initpc, val, npc;
+	uint32 vreg;
 	Bits bit;
 	struct
 	{
-		long	m;
-		long	c;
+		int32	m;
+		int32	c;
 		Reg*	p;
 	} log5[6], *lp;
 
@@ -647,10 +647,10 @@ addmove(Reg *r, int bn, int rn, int f)
 		print("%P\t.a%P\n", p, p1);
 }
 
-ulong
+uint32
 doregbits(int r)
 {
-	ulong b;
+	uint32 b;
 
 	b = 0;
 	if(r >= D_INDIR)
@@ -671,7 +671,7 @@ mkvar(Reg *r, Adr *a)
 {
 	Var *v;
 	int i, t, n, et, z;
-	long o;
+	int32 o;
 	Bits bit;
 	Sym *s;
 
@@ -817,8 +817,8 @@ prop(Reg *r, Bits ref, Bits cal)
  *	such a node is a loop head.
  *	recursively, all preds with a greater rpo number are in the loop
  */
-long
-postorder(Reg *r, Reg **rpo2r, long n)
+int32
+postorder(Reg *r, Reg **rpo2r, int32 n)
 {
 	Reg *r1;
 
@@ -834,10 +834,10 @@ postorder(Reg *r, Reg **rpo2r, long n)
 	return n;
 }
 
-long
-rpolca(long *idom, long rpo1, long rpo2)
+int32
+rpolca(int32 *idom, int32 rpo1, int32 rpo2)
 {
-	long t;
+	int32 t;
 
 	if(rpo1 == -1)
 		return rpo2;
@@ -858,7 +858,7 @@ rpolca(long *idom, long rpo1, long rpo2)
 }
 
 int
-doms(long *idom, long r, long s)
+doms(int32 *idom, int32 r, int32 s)
 {
 	while(s > r)
 		s = idom[s];
@@ -866,9 +866,9 @@ doms(long *idom, long r, long s)
 }
 
 int
-loophead(long *idom, Reg *r)
+loophead(int32 *idom, Reg *r)
 {
-	long src;
+	int32 src;
 
 	src = r->rpo;
 	if(r->p1 != R && doms(idom, src, r->p1->rpo))
@@ -880,7 +880,7 @@ loophead(long *idom, Reg *r)
 }
 
 void
-loopmark(Reg **rpo2r, long head, Reg *r)
+loopmark(Reg **rpo2r, int32 head, Reg *r)
 {
 	if(r->rpo < head || r->active == head)
 		return;
@@ -893,14 +893,14 @@ loopmark(Reg **rpo2r, long head, Reg *r)
 }
 
 void
-loopit(Reg *r, long nr)
+loopit(Reg *r, int32 nr)
 {
 	Reg *r1;
-	long i, d, me;
+	int32 i, d, me;
 
 	if(nr > maxnr) {
 		rpo2r = alloc(nr * sizeof(Reg*));
-		idom = alloc(nr * sizeof(long));
+		idom = alloc(nr * sizeof(int32));
 		maxnr = nr;
 	}
 
@@ -963,8 +963,8 @@ synch(Reg *r, Bits dif)
 	}
 }
 
-ulong
-allreg(ulong b, Rgn *r)
+uint32
+allreg(uint32 b, Rgn *r)
 {
 	Var *v;
 	int i;
@@ -1007,7 +1007,7 @@ paint1(Reg *r, int bn)
 	Reg *r1;
 	Prog *p;
 	int z;
-	ulong bb;
+	uint32 bb;
 
 	z = bn/32;
 	bb = 1L<<(bn%32);
@@ -1087,10 +1087,10 @@ paint1(Reg *r, int bn)
 	}
 }
 
-ulong
-regset(Reg *r, ulong bb)
+uint32
+regset(Reg *r, uint32 bb)
 {
-	ulong b, set;
+	uint32 b, set;
 	Adr v;
 	int c;
 
@@ -1106,10 +1106,10 @@ regset(Reg *r, ulong bb)
 	return set;
 }
 
-ulong
-reguse(Reg *r, ulong bb)
+uint32
+reguse(Reg *r, uint32 bb)
 {
-	ulong b, set;
+	uint32 b, set;
 	Adr v;
 	int c;
 
@@ -1125,12 +1125,12 @@ reguse(Reg *r, ulong bb)
 	return set;
 }
 
-ulong
+uint32
 paint2(Reg *r, int bn)
 {
 	Reg *r1;
 	int z;
-	ulong bb, vreg, x;
+	uint32 bb, vreg, x;
 
 	z = bn/32;
 	bb = 1L << (bn%32);
@@ -1186,12 +1186,12 @@ paint2(Reg *r, int bn)
 }
 
 void
-paint3(Reg *r, int bn, long rb, int rn)
+paint3(Reg *r, int bn, int32 rb, int rn)
 {
 	Reg *r1;
 	Prog *p;
 	int z;
-	ulong bb;
+	uint32 bb;
 
 	z = bn/32;
 	bb = 1L << (bn%32);
@@ -1265,7 +1265,7 @@ addreg(Adr *a, int rn)
 	a->type = rn;
 }
 
-long
+int32
 RtoB(int r)
 {
 
@@ -1275,7 +1275,7 @@ RtoB(int r)
 }
 
 int
-BtoR(long b)
+BtoR(int32 b)
 {
 
 	b &= 0xffL;
diff --git a/src/cmd/8c/sgen.c b/src/cmd/8c/sgen.c
index d7f56d51c..14bd32adb 100644
--- a/src/cmd/8c/sgen.c
+++ b/src/cmd/8c/sgen.c
@@ -93,7 +93,7 @@ codgen(Node *n, Node *nn)
 void
 supgen(Node *n)
 {
-	long spc;
+	int32 spc;
 	Prog *sp;
 
 	if(n == Z)
@@ -114,7 +114,7 @@ gen(Node *n)
 	Node *l, nod;
 	Prog *sp, *spc, *spb;
 	Case *cn;
-	long sbc, scc;
+	int32 sbc, scc;
 	int f, o;
 
 loop:
diff --git a/src/cmd/8c/swt.c b/src/cmd/8c/swt.c
index 63866d56e..13e9a51e3 100644
--- a/src/cmd/8c/swt.c
+++ b/src/cmd/8c/swt.c
@@ -47,7 +47,7 @@ doswit(Node *n)
 {
 	Case *c;
 	C1 *q, *iq;
-	long def, nc, i;
+	int32 def, nc, i;
 
 	def = 0;
 	nc = 0;
@@ -83,7 +83,7 @@ doswit(Node *n)
 }
 
 void
-swit1(C1 *q, int nc, long def, Node *n)
+swit1(C1 *q, int nc, int32 def, Node *n)
 {
 	C1 *r;
 	int i;
@@ -132,7 +132,7 @@ void
 bitload(Node *b, Node *n1, Node *n2, Node *n3, Node *nn)
 {
 	int sh;
-	long v;
+	int32 v;
 	Node *l;
 
 	/*
@@ -170,7 +170,7 @@ bitload(Node *b, Node *n1, Node *n2, Node *n3, Node *nn)
 void
 bitstore(Node *b, Node *n1, Node *n2, Node *n3, Node *nn)
 {
-	long v;
+	int32 v;
 	Node nod;
 	int sh;
 
@@ -194,10 +194,10 @@ bitstore(Node *b, Node *n1, Node *n2, Node *n3, Node *nn)
 	regfree(n3);
 }
 
-long
-outstring(char *s, long n)
+int32
+outstring(char *s, int32 n)
 {
-	long r;
+	int32 r;
 
 	if(suppress)
 		return nstring;
@@ -219,12 +219,12 @@ outstring(char *s, long n)
 	return r;
 }
 
-long
-outlstring(ushort *s, long n)
+int32
+outlstring(ushort *s, int32 n)
 {
 	char buf[2];
 	int c;
-	long r;
+	int32 r;
 
 	if(suppress)
 		return nstring;
@@ -257,9 +257,9 @@ nullwarn(Node *l, Node *r)
 }
 
 void
-sextern(Sym *s, Node *a, long o, long w)
+sextern(Sym *s, Node *a, int32 o, int32 w)
 {
-	long e, lw;
+	int32 e, lw;
 
 	for(e=0; e<w; e+=NSNAME) {
 		lw = NSNAME;
@@ -274,7 +274,7 @@ sextern(Sym *s, Node *a, long o, long w)
 }
 
 void
-gextern(Sym *s, Node *a, long o, long w)
+gextern(Sym *s, Node *a, int32 o, int32 w)
 {
 	if(a->op == OCONST && typev[a->type->etype]) {
 		gpseudo(ADATA, s, lo64(a));
@@ -477,7 +477,7 @@ void
 zname(Biobuf *b, Sym *s, int t)
 {
 	char *n;
-	ulong sig;
+	uint32 sig;
 
 	if(debug['T'] && t == D_EXTERN && s->sig != SIGDONE && s->type != types[TENUM] && s != symrathole){
 		sig = sign(s);
@@ -506,7 +506,7 @@ zname(Biobuf *b, Sym *s, int t)
 void
 zaddr(Biobuf *b, Adr *a, int s)
 {
-	long l;
+	int32 l;
 	int i, t;
 	char *n;
 	Ieee e;
@@ -598,13 +598,13 @@ ieeedtod(Ieee *ieee, double native)
 	fr = modf(fr*f, &ho);
 	ieee->l = ho;
 	ieee->l <<= 16;
-	ieee->l |= (long)(fr*f);
+	ieee->l |= (int32)(fr*f);
 }
 
-long
-align(long i, Type *t, int op)
+int32
+align(int32 i, Type *t, int op)
 {
-	long o;
+	int32 o;
 	Type *v;
 	int w;
 
@@ -661,17 +661,17 @@ align(long i, Type *t, int op)
 		o = align(o, t, Ael2);
 		break;
 	}
-	o = round(o, w);
+	o = xround(o, w);
 	if(debug['A'])
 		print("align %s %ld %T = %ld\n", bnames[op], i, t, o);
 	return o;
 }
 
-long
-maxround(long max, long v)
+int32
+maxround(int32 max, int32 v)
 {
 	v += SZ_LONG-1;
 	if(v > max)
-		max = round(v, SZ_LONG);
+		max = xround(v, SZ_LONG);
 	return max;
 }
diff --git a/src/cmd/8c/txt.c b/src/cmd/8c/txt.c
index 88c4b1715..5aab9dba9 100644
--- a/src/cmd/8c/txt.c
+++ b/src/cmd/8c/txt.c
@@ -173,7 +173,7 @@ nextpc(void)
 void
 gargs(Node *n, Node *tn1, Node *tn2)
 {
-	long regs;
+	int32 regs;
 	Node fnxargs[20], *fnxp;
 
 	regs = cursafe;
@@ -259,7 +259,7 @@ garg1(Node *n, Node *tn1, Node *tn2, int f, Node **fnxp)
 }
 
 Node*
-nodconst(long v)
+nodconst(int32 v)
 {
 	constnode.vconst = v;
 	return &constnode;
@@ -433,7 +433,7 @@ regind(Node *n, Node *nn)
 void
 naddr(Node *n, Adr *a)
 {
-	long v;
+	int32 v;
 
 	a->type = D_NONE;
 	if(n == Z)
@@ -938,7 +938,7 @@ void
 doindex(Node *n)
 {
 	Node nod, nod1;
-	long v;
+	int32 v;
 
 if(debug['Y'])
 prtree(n, "index");
@@ -1348,7 +1348,7 @@ gbranch(int o)
 }
 
 void
-patch(Prog *op, long pc)
+patch(Prog *op, int32 pc)
 {
 
 	op->to.offset = pc;
@@ -1374,7 +1374,7 @@ gpseudo(int a, Sym *s, Node *n)
 int
 sconst(Node *n)
 {
-	long v;
+	int32 v;
 
 	if(n->op == OCONST && !typefd[n->type->etype]) {
 		v = n->vconst;
@@ -1384,7 +1384,7 @@ sconst(Node *n)
 	return 0;
 }
 
-long
+int32
 exreg(Type *t)
 {
 
@@ -1415,7 +1415,7 @@ schar	ewidth[NTYPE] =
 	-1,		/*[TUNION]*/
 	SZ_INT,		/*[TENUM]*/
 };
-long	ncast[NTYPE] =
+int32	ncast[NTYPE] =
 {
 	0,				/*[TXXX]*/
 	BCHAR|BUCHAR,			/*[TCHAR]*/
diff --git a/src/cmd/8c/8.out.h b/src/cmd/8l/8.out.h
index e7d3f76d4..647c1dd59 100644
--- a/src/cmd/8c/8.out.h
+++ b/src/cmd/8l/8.out.h
@@ -468,8 +468,8 @@ enum
 typedef	struct	ieee	Ieee;
 struct	ieee
 {
-	long	l;	/* contains ls-man	0xffffffff */
-	long	h;	/* contains sign	0x80000000
+	int32	l;	/* contains ls-man	0xffffffff */
+	int32	h;	/* contains sign	0x80000000
 				    exp		0x7ff00000
 				    ms-man	0x000fffff */
 };
diff --git a/src/cmd/8l/Makefile b/src/cmd/8l/Makefile
new file mode 100644
index 000000000..e11b6687a
--- /dev/null
+++ b/src/cmd/8l/Makefile
@@ -0,0 +1,37 @@
+# Copyright 2009 The Go Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style
+# license that can be found in the LICENSE file.
+
+include ../../Make.conf
+
+TARG=\
+	8l\
+
+OFILES=\
+	asm.$O\
+	compat.$O\
+	enam.$O\
+	list.$O\
+	obj.$O\
+	optab.$O\
+	pass.$O\
+	span.$O\
+
+HFILES=\
+	l.h\
+	../8l/8.out.h\
+
+
+$(TARG): $(OFILES)
+	$(LD) -o $(TARG) -L$(GOROOT)/lib $(OFILES) -lbio -l9
+
+$(OFILES): $(HFILES)
+
+enam.c: 8.out.h
+	sh mkenam
+
+clean:
+	rm -f $(OFILES) $(TARG) *.8 enam.c 8.out a.out
+
+install: $(TARG)
+	cp $(TARG) $(BIN)/$(TARG)
diff --git a/src/cmd/8l/asm.c b/src/cmd/8l/asm.c
index 87188967f..ecf84b7bd 100644
--- a/src/cmd/8l/asm.c
+++ b/src/cmd/8l/asm.c
@@ -32,7 +32,7 @@
 
 #define	Dbufslop	100
 
-long
+int32
 entryvalue(void)
 {
 	char *a;
@@ -74,7 +74,7 @@ void
 asmb(void)
 {
 	Prog *p;
-	long v, magic;
+	int32 v, magic;
 	int a;
 	uchar *op1;
 
@@ -335,7 +335,7 @@ asmb(void)
 }
 
 void
-lput(long l)
+lput(int32 l)
 {
 	cput(l>>24);
 	cput(l>>16);
@@ -344,7 +344,7 @@ lput(long l)
 }
 
 void
-lputl(long l)
+lputl(int32 l)
 {
 	cput(l);
 	cput(l>>8);
@@ -376,11 +376,11 @@ cflush(void)
 }
 
 void
-datblk(long s, long n)
+datblk(int32 s, int32 n)
 {
 	Prog *p;
 	char *cast;
-	long l, fl, j;
+	int32 l, fl, j;
 	int i, c;
 
 	memset(buf.dbuf, 0, n+Dbufslop);
@@ -516,10 +516,10 @@ datblk(long s, long n)
 	write(cout, buf.dbuf, n);
 }
 
-long
-rnd(long v, long r)
+int32
+rnd(int32 v, int32 r)
 {
-	long c;
+	int32 c;
 
 	if(r <= 0)
 		return v;
diff --git a/src/cmd/8l/l.h b/src/cmd/8l/l.h
index 199811685..ed752125b 100644
--- a/src/cmd/8l/l.h
+++ b/src/cmd/8l/l.h
@@ -30,7 +30,7 @@
 
 #include	<lib9.h>
 #include	<bio.h>
-#include	"../8c/8.out.h"
+#include	"../8l/8.out.h"
 
 #ifndef	EXTERN
 #define	EXTERN	extern
@@ -54,7 +54,7 @@ struct	Adr
 {
 	union
 	{
-		long	u0offset;
+		int32	u0offset;
 		char	u0scon[8];
 		Prog	*u0cond;	/* not used, but should be D_BRANCH */
 		Ieee	u0ieee;
@@ -65,7 +65,7 @@ struct	Adr
 		Sym*	u1sym;
 	} u1;
 	short	type;
-	char	index;
+	uchar	index;
 	char	scale;
 };
 
@@ -84,8 +84,8 @@ struct	Prog
 	Prog	*forwd;
 	Prog*	link;
 	Prog*	pcond;	/* work on this */
-	long	pc;
-	long	line;
+	int32	pc;
+	int32	line;
 	uchar	mark;	/* work on these */
 	uchar	back;
 
@@ -96,7 +96,7 @@ struct	Auto
 {
 	Sym*	asym;
 	Auto*	link;
-	long	aoffset;
+	int32	aoffset;
 	short	type;
 };
 struct	Sym
@@ -108,8 +108,8 @@ struct	Sym
 	short	frame;
 	uchar	subtype;
 	ushort	file;
-	long	value;
-	long	sig;
+	int32	value;
+	int32	sig;
 	Sym*	link;
 };
 struct	Optab
@@ -232,15 +232,15 @@ EXTERN union
 #pragma	varargck	type	"R"	int
 #pragma	varargck	type	"S"	char*
 
-EXTERN	long	HEADR;
-EXTERN	long	HEADTYPE;
-EXTERN	long	INITDAT;
-EXTERN	long	INITRND;
-EXTERN	long	INITTEXT;
+EXTERN	int32	HEADR;
+EXTERN	int32	HEADTYPE;
+EXTERN	int32	INITDAT;
+EXTERN	int32	INITRND;
+EXTERN	int32	INITTEXT;
 EXTERN	char*	INITENTRY;		/* entry point */
 EXTERN	Biobuf	bso;
-EXTERN	long	bsssize;
-EXTERN	long	casepc;
+EXTERN	int32	bsssize;
+EXTERN	int32	casepc;
 EXTERN	int	cbc;
 EXTERN	char*	cbp;
 EXTERN	char*	pcstr;
@@ -251,13 +251,13 @@ EXTERN	Prog*	curp;
 EXTERN	Prog*	curtext;
 EXTERN	Prog*	datap;
 EXTERN	Prog*	edatap;
-EXTERN	long	datsize;
+EXTERN	int32	datsize;
 EXTERN	char	debug[128];
 EXTERN	char	literal[32];
 EXTERN	Prog*	etextp;
 EXTERN	Prog*	firstp;
-EXTERN	char	fnuxi8[8];
-EXTERN	char	fnuxi4[4];
+EXTERN	uchar	fnuxi8[8];
+EXTERN	uchar	fnuxi4[4];
 EXTERN	Sym*	hash[NHASH];
 EXTERN	Sym*	histfrog[MAXHIST];
 EXTERN	int	histfrogp;
@@ -266,29 +266,27 @@ EXTERN	char*	library[50];
 EXTERN	char*	libraryobj[50];
 EXTERN	int	libraryp;
 EXTERN	int	xrefresolv;
-EXTERN	char*	hunk;
-EXTERN	char	inuxi1[1];
-EXTERN	char	inuxi2[2];
-EXTERN	char	inuxi4[4];
-EXTERN	char	ycover[Ymax*Ymax];
+EXTERN	uchar	inuxi1[1];
+EXTERN	uchar	inuxi2[2];
+EXTERN	uchar	inuxi4[4];
+EXTERN	uchar	ycover[Ymax*Ymax];
 EXTERN	uchar*	andptr;
 EXTERN	uchar	and[30];
 EXTERN	char	reg[D_NONE];
 EXTERN	Prog*	lastp;
-EXTERN	long	lcsize;
+EXTERN	int32	lcsize;
 EXTERN	int	maxop;
 EXTERN	int	nerrors;
-EXTERN	long	nhunk;
-EXTERN	long	nsymbol;
+EXTERN	int32	nsymbol;
 EXTERN	char*	noname;
 EXTERN	char*	outfile;
-EXTERN	long	pc;
-EXTERN	long	spsize;
+EXTERN	int32	pc;
+EXTERN	int32	spsize;
 EXTERN	Sym*	symlist;
-EXTERN	long	symsize;
+EXTERN	int32	symsize;
 EXTERN	Prog*	textp;
-EXTERN	long	textsize;
-EXTERN	long	thunk;
+EXTERN	int32	textsize;
+EXTERN	int32	thunk;
 EXTERN	int	version;
 EXTERN	Prog	zprg;
 EXTERN	int	dtype;
@@ -310,7 +308,7 @@ int	Dconv(Fmt*);
 int	Pconv(Fmt*);
 int	Rconv(Fmt*);
 int	Sconv(Fmt*);
-void	addhist(long, int);
+void	addhist(int32, int);
 Prog*	appendp(Prog*);
 void	asmb(void);
 void	asmdyn(void);
@@ -318,41 +316,41 @@ void	asmins(Prog*);
 void	asmlc(void);
 void	asmsp(void);
 void	asmsym(void);
-long	atolwhex(char*);
+int32	atolwhex(char*);
 Prog*	brchain(Prog*);
 Prog*	brloop(Prog*);
 void	cflush(void);
-void	ckoff(Sym*, long);
+void	ckoff(Sym*, int32);
 Prog*	copyp(Prog*);
 double	cputime(void);
-void	datblk(long, long);
+void	datblk(int32, int32);
 void	diag(char*, ...);
 void	dodata(void);
 void	doinit(void);
 void	doprof1(void);
 void	doprof2(void);
 void	dostkoff(void);
-void	dynreloc(Sym*, ulong, int);
-long	entryvalue(void);
+void	dynreloc(Sym*, uint32, int);
+int32	entryvalue(void);
 void	errorexit(void);
 void	export(void);
-int	find1(long, int);
-int	find2(long, int);
+int	find1(int32, int);
+int	find2(int32, int);
 void	follow(void);
 void	gethunk(void);
 void	histtoauto(void);
 double	ieeedtod(Ieee*);
-long	ieeedtof(Ieee*);
+int32	ieeedtof(Ieee*);
 void	import(void);
-void	ldobj(int, long, char*);
+void	ldobj(int, int32, char*);
 void	loadlib(void);
 void	listinit(void);
 Sym*	lookup(char*, int);
-void	lput(long);
-void	lputl(long);
+void	lput(int32);
+void	lputl(int32);
 void	main(int, char*[]);
 void	mkfwd(void);
-void*	mysbrk(ulong);
+void*	mal(uint32);
 void	nuxiinit(void);
 void	objfile(char*);
 int	opsize(Prog*);
@@ -360,15 +358,15 @@ void	patch(void);
 Prog*	prg(void);
 void	readundefs(char*, int);
 int	relinv(int);
-long	reuse(Prog*, Sym*);
-long	rnd(long, long);
+int32	reuse(Prog*, Sym*);
+int32	rnd(int32, int32);
 void	s8put(char*);
 void	span(void);
 void	undef(void);
 void	undefsym(Sym*);
-long	vaddr(Adr*);
+int32	vaddr(Adr*);
 void	wputb(ushort);
-void	xdefine(char*, int, long);
+void	xdefine(char*, int, int32);
 void	xfol(Prog*);
 int	zaddr(uchar*, Adr*, Sym*[]);
 void	zerosig(char*);
diff --git a/src/cmd/8c/mkenam b/src/cmd/8l/mkenam
index a40140c92..b33fec7cc 100644
--- a/src/cmd/8c/mkenam
+++ b/src/cmd/8l/mkenam
@@ -28,7 +28,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 # THE SOFTWARE.
 
-ed - ../8c/8.out.h <<'!'
+ed - ../8l/8.out.h <<'!'
 v/^	A/d
 ,s/^	A/	"/
 g/ .*$/s///
diff --git a/src/cmd/8l/obj.c b/src/cmd/8l/obj.c
index 9bdf55638..388c30097 100644
--- a/src/cmd/8l/obj.c
+++ b/src/cmd/8l/obj.c
@@ -354,7 +354,7 @@ void
 loadlib(void)
 {
 	int i;
-	long h;
+	int32 h;
 	Sym *s;
 
 loop:
@@ -386,7 +386,7 @@ errorexit(void)
 void
 objfile(char *file)
 {
-	long off, esym, cnt, l;
+	int32 off, esym, cnt, l;
 	int f, work;
 	Sym *s;
 	char magbuf[SARMAG];
@@ -494,7 +494,7 @@ int
 zaddr(uchar *p, Adr *a, Sym *h[])
 {
 	int c, t, i;
-	long l;
+	int32 l;
 	Sym *s;
 	Auto *u;
 
@@ -553,12 +553,7 @@ zaddr(uchar *p, Adr *a, Sym *h[])
 		}
 	}
 
-	while(nhunk < sizeof(Auto))
-		gethunk();
-	u = (Auto*)hunk;
-	nhunk -= sizeof(Auto);
-	hunk += sizeof(Auto);
-
+	u = mal(sizeof(Auto));
 	u->link = curauto;
 	curauto = u;
 	u->asym = s;
@@ -636,7 +631,7 @@ addlib(char *obj)
 }
 
 void
-addhist(long line, int type)
+addhist(int32 line, int type)
 {
 	Auto *u;
 	Sym *s;
@@ -737,14 +732,14 @@ readsome(int f, uchar *buf, uchar *good, uchar *stop, int max)
 }
 
 void
-ldobj(int f, long c, char *pn)
+ldobj(int f, int32 c, char *pn)
 {
-	long ipc;
+	int32 ipc;
 	Prog *p, *t;
 	uchar *bloc, *bsize, *stop;
 	int v, o, r, skip;
 	Sym *h[NSYM], *s, *di;
-	ulong sig;
+	uint32 sig;
 	static int files;
 	static char **filen;
 	char **nfilen;
@@ -848,12 +843,7 @@ loop:
 		goto loop;
 	}
 
-	while(nhunk < sizeof(Prog))
-		gethunk();
-	p = (Prog*)hunk;
-	nhunk -= sizeof(Prog);
-	hunk += sizeof(Prog);
-
+	p = mal(sizeof(*p));
 	p->as = o;
 	p->line = bloc[2] | (bloc[3] << 8) | (bloc[4] << 16) | (bloc[5] << 24);
 	p->back = 2;
@@ -1096,7 +1086,7 @@ lookup(char *symb, int v)
 {
 	Sym *s;
 	char *p;
-	long h;
+	int32 h;
 	int l, c;
 
 	h = v;
@@ -1111,12 +1101,7 @@ lookup(char *symb, int v)
 		if(memcmp(s->name, symb, l) == 0)
 			return s;
 
-	while(nhunk < sizeof(Sym))
-		gethunk();
-	s = (Sym*)hunk;
-	nhunk -= sizeof(Sym);
-	hunk += sizeof(Sym);
-
+	s = mal(sizeof(Sym));
 	s->name = malloc(l + 1);
 	memmove(s->name, symb, l);
 
@@ -1135,12 +1120,7 @@ prg(void)
 {
 	Prog *p;
 
-	while(nhunk < sizeof(Prog))
-		gethunk();
-	p = (Prog*)hunk;
-	nhunk -= sizeof(Prog);
-	hunk += sizeof(Prog);
-
+	p = mal(sizeof(Prog));
 	*p = zprg;
 	return p;
 }
@@ -1168,32 +1148,10 @@ appendp(Prog *q)
 }
 
 void
-gethunk(void)
-{
-	char *h;
-	long nh;
-
-	nh = NHUNK;
-	if(thunk >= 5L*NHUNK) {
-		nh = 5L*NHUNK;
-		if(thunk >= 25L*NHUNK)
-			nh = 25L*NHUNK;
-	}
-	h = mysbrk(nh);
-	if(h == (char*)-1) {
-		diag("out of memory");
-		errorexit();
-	}
-	hunk = h;
-	nhunk = nh;
-	thunk += nh;
-}
-
-void
 doprof1(void)
 {
 	Sym *s;
-	long n;
+	int32 n;
 	Prog *p, *q;
 
 	if(debug['v'])
@@ -1377,7 +1335,7 @@ nuxiinit(void)
 }
 
 int
-find1(long l, int c)
+find1(int32 l, int c)
 {
 	char *p;
 	int i;
@@ -1390,7 +1348,7 @@ find1(long l, int c)
 }
 
 int
-find2(long l, int c)
+find2(int32 l, int c)
 {
 	short *p;
 	int i;
@@ -1405,11 +1363,11 @@ find2(long l, int c)
 	return 0;
 }
 
-long
+int32
 ieeedtof(Ieee *e)
 {
 	int exp;
-	long v;
+	int32 v;
 
 	if(e->h == 0)
 		return 0;
diff --git a/src/cmd/8l/pass.c b/src/cmd/8l/pass.c
index 7f756b495..aa69c5849 100644
--- a/src/cmd/8l/pass.c
+++ b/src/cmd/8l/pass.c
@@ -36,7 +36,7 @@ dodata(void)
 	int i;
 	Sym *s;
 	Prog *p;
-	long t, u;
+	int32 t, u;
 
 	if(debug['v'])
 		Bprint(&bso, "%5.2f dodata\n", cputime());
@@ -314,10 +314,10 @@ doinit(void)
 void
 patch(void)
 {
-	long c;
+	int32 c;
 	Prog *p, *q;
 	Sym *s;
-	long vexit;
+	int32 vexit;
 
 	if(debug['v'])
 		Bprint(&bso, "%5.2f mkfwd\n", cputime());
@@ -392,7 +392,7 @@ mkfwd(void)
 {
 	Prog *p;
 	int i;
-	long dwn[LOG], cnt[LOG];
+	int32 dwn[LOG], cnt[LOG];
 	Prog *lst[LOG];
 
 	for(i=0; i<LOG; i++) {
@@ -441,7 +441,7 @@ void
 dostkoff(void)
 {
 	Prog *p, *q;
-	long autoffset, deltasp;
+	int32 autoffset, deltasp;
 	int a, f, curframe, curbecome, maxbecome;
 
 	curframe = 0;
@@ -595,10 +595,10 @@ dostkoff(void)
 	}
 }
 
-long
+int32
 atolwhex(char *s)
 {
-	long n;
+	int32 n;
 	int f;
 
 	n = 0;
@@ -666,7 +666,7 @@ import(void)
 }
 
 void
-ckoff(Sym *s, long v)
+ckoff(Sym *s, int32 v)
 {
 	if(v < 0 || v >= 1<<Roffset)
 		diag("relocation offset %ld for %s out of range", v, s->name);
@@ -738,13 +738,13 @@ export(void)
 		/* Bprint(&bso, "EXPORT: %s sig=%lux t=%d\n", s->name, s->sig, s->type); */
 
 		/* signature */
-		p = newdata(et, off, sizeof(long), D_EXTERN);
-		off += sizeof(long);
+		p = newdata(et, off, sizeof(int32), D_EXTERN);
+		off += sizeof(int32);
 		p->to.offset = s->sig;
 
 		/* address */
-		p = newdata(et, off, sizeof(long), D_EXTERN);
-		off += sizeof(long);
+		p = newdata(et, off, sizeof(int32), D_EXTERN);
+		off += sizeof(int32);
 		p->to.type = D_ADDR;
 		p->to.index = D_EXTERN;
 		p->to.sym = s;
@@ -766,8 +766,8 @@ export(void)
 		}
 
 		/* name */
-		p = newdata(et, off, sizeof(long), D_EXTERN);
-		off += sizeof(long);
+		p = newdata(et, off, sizeof(int32), D_EXTERN);
+		off += sizeof(int32);
 		p->to.type = D_ADDR;
 		p->to.index = D_STATIC;
 		p->to.sym = str;
@@ -781,8 +781,8 @@ export(void)
 	}
 
 	for(i = 0; i < 3; i++){
-		newdata(et, off, sizeof(long), D_EXTERN);
-		off += sizeof(long);
+		newdata(et, off, sizeof(int32), D_EXTERN);
+		off += sizeof(int32);
 	}
 	et->value = off;
 	if(sv == 0)
diff --git a/src/cmd/8l/span.c b/src/cmd/8l/span.c
index a6f15772f..4b1cc6b45 100644
--- a/src/cmd/8l/span.c
+++ b/src/cmd/8l/span.c
@@ -34,7 +34,7 @@ void
 span(void)
 {
 	Prog *p, *q;
-	long v, c, idat;
+	int32 v, c, idat;
 	int m, n, again;
 
 	xdefine("etext", STEXT, 0L);
@@ -132,7 +132,7 @@ loop:
 }
 
 void
-xdefine(char *p, int t, long v)
+xdefine(char *p, int t, int32 v)
 {
 	Sym *s;
 
@@ -146,7 +146,7 @@ xdefine(char *p, int t, long v)
 }
 
 void
-putsymb(char *s, int t, long v, int ver)
+putsymb(char *s, int t, int32 v, int ver)
 {
 	int i, f;
 
@@ -256,9 +256,9 @@ asmsym(void)
 void
 asmlc(void)
 {
-	long oldpc, oldlc;
+	int32 oldpc, oldlc;
 	Prog *p;
-	long v, s;
+	int32 v, s;
 
 	oldpc = INITTEXT;
 	oldlc = 0;
@@ -336,7 +336,7 @@ asmlc(void)
 int
 oclass(Adr *a)
 {
-	long v;
+	int32 v;
 
 	if(a->type >= D_INDIR || a->index != D_NONE) {
 		if(a->index != D_NONE && a->scale == 0) {
@@ -530,7 +530,7 @@ bad:
 }
 
 static void
-put4(long v)
+put4(int32 v)
 {
 	if(dlm && curp != P && reloca != nil){
 		dynreloc(reloca->sym, curp->pc + andptr - &and[0], 1);
@@ -543,11 +543,11 @@ put4(long v)
 	andptr += 4;
 }
 
-long
+int32
 vaddr(Adr *a)
 {
 	int t;
-	long v;
+	int32 v;
 	Sym *s;
 
 	t = a->type;
@@ -579,7 +579,7 @@ vaddr(Adr *a)
 void
 asmand(Adr *a, int r)
 {
-	long v;
+	int32 v;
 	int t;
 	Adr aa;
 
@@ -851,7 +851,7 @@ doasm(Prog *p)
 	Prog *q, pp;
 	uchar *t;
 	int z, op, ft, tt;
-	long v;
+	int32 v;
 
 	o = &optab[p->as];
 	ft = oclass(&p->from) * Ymax;
@@ -1279,7 +1279,7 @@ struct Reloc
 	int n;
 	int t;
 	uchar *m;
-	ulong *a;
+	uint32 *a;
 };
 
 Reloc rels;
@@ -1289,26 +1289,26 @@ grow(Reloc *r)
 {
 	int t;
 	uchar *m, *nm;
-	ulong *a, *na;
+	uint32 *a, *na;
 
 	t = r->t;
 	r->t += 64;
 	m = r->m;
 	a = r->a;
 	r->m = nm = malloc(r->t*sizeof(uchar));
-	r->a = na = malloc(r->t*sizeof(ulong));
+	r->a = na = malloc(r->t*sizeof(uint32));
 	memmove(nm, m, t*sizeof(uchar));
-	memmove(na, a, t*sizeof(ulong));
+	memmove(na, a, t*sizeof(uint32));
 	free(m);
 	free(a);
 }
 
 void
-dynreloc(Sym *s, ulong v, int abs)
+dynreloc(Sym *s, uint32 v, int abs)
 {
 	int i, k, n;
 	uchar *m;
-	ulong *a;
+	uint32 *a;
 	Reloc *r;
 
 	if(s->type == SUNDEF)
@@ -1353,7 +1353,7 @@ asmdyn()
 {
 	int i, n, t, c;
 	Sym *s;
-	ulong la, ra, *a;
+	uint32 la, ra, *a;
 	vlong off;
 	uchar *m;
 	Reloc *r;