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-rw-r--r--lisc/isel.c8
-rw-r--r--lisc/lisc.h17
-rw-r--r--lisc/rega.c10
-rw-r--r--lisc/spill.c6
4 files changed, 21 insertions, 20 deletions
diff --git a/lisc/isel.c b/lisc/isel.c
index e60d6d6..64a3da9 100644
--- a/lisc/isel.c
+++ b/lisc/isel.c
@@ -538,10 +538,10 @@ int rclob[] = {RBX, R12, R13, R14, R15};
 MAKESURE(rsave_has_correct_size, sizeof rsave == NRSave * sizeof(int));
 MAKESURE(rclob_has_correct_size, sizeof rclob == NRClob * sizeof(int));
 
-ulong
+bits
 calldef(Ins i, int p[2])
 {
-	ulong b;
+	bits b;
 	int ni, nf;
 
 	b = 0;
@@ -562,10 +562,10 @@ calldef(Ins i, int p[2])
 	return b;
 }
 
-ulong
+bits
 calluse(Ins i, int p[2])
 {
-	ulong b;
+	bits b;
 	int j, ni, nf;
 
 	b = 0;
diff --git a/lisc/lisc.h b/lisc/lisc.h
index bdd0a9d..2d3b927 100644
--- a/lisc/lisc.h
+++ b/lisc/lisc.h
@@ -10,8 +10,7 @@
 typedef unsigned int uint;
 typedef unsigned short ushort;
 typedef unsigned long ulong;
-
-#define BIT(n) (1ul << (n))
+typedef unsigned long bits;
 
 typedef struct BSet BSet;
 typedef struct Ref Ref;
@@ -86,14 +85,16 @@ enum {
 	NTyp    = 128,
 
 	BITS    = 4,
-	NBit    = CHAR_BIT * sizeof(ulong),
+	NBit    = CHAR_BIT * sizeof(bits),
 };
 
 MAKESURE(NBit_is_enough, NBit >= (int)Tmp0);
 
+#define BIT(n) ((bits)1 << (n))
+
 struct BSet {
 	uint nt;
-	ulong *t;
+	bits *t;
 };
 
 struct Ref {
@@ -366,7 +367,7 @@ struct Tmp {
 	short cls;
 	struct {
 		int r;
-		ulong m;
+		bits m;
 	} hint;
 	int phi;
 	int visit;
@@ -407,7 +408,7 @@ struct Fn {
 	int nblk;
 	int retty;
 	Blk **rpo;
-	ulong reg;
+	bits reg;
 	int slot;
 	char name[NString];
 };
@@ -506,8 +507,8 @@ void filllive(Fn *);
 /* isel.c */
 extern int rsave[/* NRSave */];
 extern int rclob[/* NRClob */];
-ulong calldef(Ins, int[2]);
-ulong calluse(Ins, int[2]);
+bits calldef(Ins, int[2]);
+bits calluse(Ins, int[2]);
 void isel(Fn *);
 
 /* spill.c */
diff --git a/lisc/rega.c b/lisc/rega.c
index 5efcea4..03c45d0 100644
--- a/lisc/rega.c
+++ b/lisc/rega.c
@@ -13,7 +13,7 @@ struct RMap {
 	int n;
 };
 
-static ulong regu;     /* registers used */
+static bits regu;      /* registers used */
 static Tmp *tmp;       /* function temporaries */
 static Mem *mem;       /* function mem references */
 static struct {
@@ -31,7 +31,7 @@ hint(int t)
 static void
 sethint(int t, int r)
 {
-	ulong m;
+	bits m;
 
 	m = tmp[phicls(t, tmp)].hint.m;
 	if (*hint(t) == -1)
@@ -92,7 +92,7 @@ radd(RMap *m, int t, int r)
 static Ref
 ralloc(RMap *m, int t)
 {
-	ulong regs;
+	bits regs;
 	int r, r0, r1;
 
 	if (t < Tmp0) {
@@ -284,7 +284,7 @@ dopm(Blk *b, Ins *i, RMap *m)
 	RMap m0;
 	int n, r, r1, t, s;
 	Ins *i0, *i1, *ip, *ir;
-	ulong def;
+	bits def;
 
 	m0 = *m;
 	i1 = ++i;
@@ -357,7 +357,7 @@ static void
 doblk(Blk *b, RMap *cur)
 {
 	int x, r, nr;
-	ulong rs;
+	bits rs;
 	Ins *i;
 	Mem *m;
 	Ref *ra[4];
diff --git a/lisc/spill.c b/lisc/spill.c
index 9ce0e4d..2aa4e23 100644
--- a/lisc/spill.c
+++ b/lisc/spill.c
@@ -230,7 +230,7 @@ limit2(BSet *b, int k1, int k2, BSet *fst)
 }
 
 static void
-sethint(BSet *u, ulong r)
+sethint(BSet *u, bits r)
 {
 	uint t;
 
@@ -272,7 +272,7 @@ dopm(Blk *b, Ins *i, BSet *v)
 	int n, t;
 	BSet u[1];
 	Ins *i1;
-	ulong r;
+	bits r;
 
 	bsinit(u, ntmp); /* todo, free those */
 	/* consecutive copies from
@@ -336,7 +336,7 @@ spill(Fn *fn)
 	Ins *i;
 	Phi *p;
 	Mem *m;
-	ulong r;
+	bits r;
 
 	tmp = fn->tmp;
 	ntmp = fn->ntmp;