cmd/{5g,6g,8g,6c}: remove unused macro, use %E to print etype.

R=golang-dev, rsc, dave
CC=golang-dev
https://golang.org/cl/6569044

src/cmd/5g/opt.h

@@ -34,8 +34,6 @@
 #define	D_HI	D_NONE
 #define	D_LO	D_NONE
 
-#define	isregtype(t)	((t)>= D_AX && (t)<=D_R15)
-
 #define	BLOAD(r)	band(bnot(r->refbehind), r->refahead)
 #define	BSTORE(r)	band(bnot(r->calbehind), r->calahead)
 #define	LOAD(r)		(~r->refbehind.b[z] & r->refahead.b[z])

src/cmd/5g/reg.c

@@ -1011,7 +1011,7 @@ mkvar(Reg *r, Adr *a)
 	v->node = node;
 	
 	if(debug['R'])
-		print("bit=%2d et=%2d w=%d+%d %#N %D flag=%d\n", i, et, o, w, node, a, v->addr);
+		print("bit=%2d et=%2E w=%d+%d %#N %D flag=%d\n", i, et, o, w, node, a, v->addr);
 
 	bit = blsh(i);
 	if(n == D_EXTERN || n == D_STATIC)

src/cmd/6c/gc.h

@@ -367,8 +367,6 @@ int	BtoF(int32);
 #define	D_HI	D_NONE
 #define	D_LO	D_NONE
 
-#define	isregtype(t)	((t)>= D_AX && (t)<=D_R15)
-
 /*
  * bound
  */

src/cmd/6g/opt.h

@@ -34,8 +34,6 @@
 #define	D_HI	D_NONE
 #define	D_LO	D_NONE
 
-#define	isregtype(t)	((t)>= D_AX && (t)<=D_R15)
-
 #define	BLOAD(r)	band(bnot(r->refbehind), r->refahead)
 #define	BSTORE(r)	band(bnot(r->calbehind), r->calahead)
 #define	LOAD(r)		(~r->refbehind.b[z] & r->refahead.b[z])

src/cmd/6g/reg.c

@@ -860,7 +860,7 @@ addmove(Reg *r, int bn, int rn, int f)
 	p1->as = AMOVL;
 	switch(v->etype) {
 	default:
-		fatal("unknown type\n");
+		fatal("unknown type %E", v->etype);
 	case TINT8:
 	case TUINT8:
 	case TBOOL:
@@ -1042,7 +1042,7 @@ mkvar(Reg *r, Adr *a)
 	v->node = node;
 
 	if(debug['R'])
-		print("bit=%2d et=%2d w=%d+%d %#N %D flag=%d\n", i, et, o, w, node, a, v->addr);
+		print("bit=%2d et=%2E w=%d+%d %#N %D flag=%d\n", i, et, o, w, node, a, v->addr);
 
 	ostats.nvar++;
 

src/cmd/8g/reg.c

@@ -911,7 +911,7 @@ mkvar(Reg *r, Adr *a)
 	v->node = node;
 
 	if(debug['R'])
-		print("bit=%2d et=%2d w=%d+%d %#N %D flag=%d\n", i, et, o, w, node, a, v->addr);
+		print("bit=%2d et=%2E w=%d+%d %#N %D flag=%d\n", i, et, o, w, node, a, v->addr);
 	ostats.nvar++;
 
 	bit = blsh(i);