casify, cleanup sys

R=r
OCL=22978
CL=22984

8 files changed, 19 insertions, 19 deletions

diff --git a/src/lib/math/exp.go b/src/lib/math/exp.go
index efc17aec0..b2697195e 100644
--- a/src/lib/math/exp.go
+++ b/src/lib/math/exp.go
@@ -101,9 +101,9 @@ export func Exp(x float64) float64 {
 
 	// special cases
 	switch {
-	case sys.isNaN(x) || sys.isInf(x, 1):
+	case sys.IsNaN(x) || sys.IsInf(x, 1):
 		return x;
-	case sys.isInf(x, -1):
+	case sys.IsInf(x, -1):
 		return 0;
 	case x > Overflow:
 		return sys.Inf(1);
@@ -129,6 +129,6 @@ export func Exp(x float64) float64 {
 	t := r * r;
 	c := r - t*(P1+t*(P2+t*(P3+t*(P4+t*P5))));
 	y := 1 - ((lo - (r*c)/(2-c)) - hi);
-	// TODO(rsc): make sure sys.ldexp can handle boundary k
-	return sys.ldexp(y, k);
+	// TODO(rsc): make sure sys.Ldexp can handle boundary k
+	return sys.Ldexp(y, k);
 }
diff --git a/src/lib/math/floor.go b/src/lib/math/floor.go
index 421c29299..14b390841 100644
--- a/src/lib/math/floor.go
+++ b/src/lib/math/floor.go
@@ -11,13 +11,13 @@ package math
 
 export func Floor(arg float64) float64 {
 	if arg < 0 {
-		d, fract := sys.modf(-arg);
+		d, fract := sys.Modf(-arg);
 		if fract != 0.0 {
 			d = d+1;
 		}
 		return -d;
 	}
-	d, fract := sys.modf(arg);
+	d, fract := sys.Modf(arg);
 	return d;
 }
 
diff --git a/src/lib/math/fmod.go b/src/lib/math/fmod.go
index 488ee4321..ae35e719f 100644
--- a/src/lib/math/fmod.go
+++ b/src/lib/math/fmod.go
@@ -16,7 +16,7 @@ export func Fmod(x, y float64) float64 {
 		y = -y;
 	}
 
-	yfr, yexp := sys.frexp(y);
+	yfr, yexp := sys.Frexp(y);
 	sign := false;
 	r := x;
 	if x < 0 {
@@ -25,11 +25,11 @@ export func Fmod(x, y float64) float64 {
 	}
 
 	for r >= y {
-		rfr, rexp := sys.frexp(r);
+		rfr, rexp := sys.Frexp(r);
 		if rfr < yfr {
 			rexp = rexp - 1;
 		}
-		r = r - sys.ldexp(y, rexp-yexp);
+		r = r - sys.Ldexp(y, rexp-yexp);
 	}
 	if sign {
 		r = -r;
diff --git a/src/lib/math/log.go b/src/lib/math/log.go
index 5eee5daec..259ecd202 100644
--- a/src/lib/math/log.go
+++ b/src/lib/math/log.go
@@ -85,7 +85,7 @@ export func Log(x float64) float64 {
 
 	// special cases
 	switch {
-	case sys.isNaN(x) || sys.isInf(x, 1):
+	case sys.IsNaN(x) || sys.IsInf(x, 1):
 		return x;
 	case x < 0:
 		return sys.NaN();
@@ -94,7 +94,7 @@ export func Log(x float64) float64 {
 	}
 
 	// reduce
-	f1, ki := sys.frexp(x);
+	f1, ki := sys.Frexp(x);
 	if f1 < Sqrt2/2 {
 		f1 *= 2;
 		ki--;
diff --git a/src/lib/math/pow.go b/src/lib/math/pow.go
index 22f2aa996..b5c67d88c 100644
--- a/src/lib/math/pow.go
+++ b/src/lib/math/pow.go
@@ -30,7 +30,7 @@ export func Pow(x, y float64) float64 {
 		absy = -absy;
 		flip = true;
 	}
-	yi, yf := sys.modf(absy);
+	yi, yf := sys.Modf(absy);
 	if yf != 0 && x < 0 {
 		return sys.NaN();
 	}
@@ -55,7 +55,7 @@ export func Pow(x, y float64) float64 {
 	// by multiplying in successive squarings
 	// of x according to bits of yi.
 	// accumulate powers of two into exp.
-	x1, xe := sys.frexp(x);
+	x1, xe := sys.Frexp(x);
 	for i := int64(yi); i != 0; i >>= 1 {
 		if i&1 == 1 {
 			a1 *= x1;
@@ -76,5 +76,5 @@ export func Pow(x, y float64) float64 {
 		a1 = 1 / a1;
 		ae = -ae;
 	}
-	return sys.ldexp(a1, ae);
+	return sys.Ldexp(a1, ae);
 }
diff --git a/src/lib/math/sin.go b/src/lib/math/sin.go
index 6e3fbb28f..b6a074242 100644
--- a/src/lib/math/sin.go
+++ b/src/lib/math/sin.go
@@ -29,9 +29,9 @@ func sinus(arg float64, quad int) float64 {
 	var y float64;
 	if x > 32764 {
 		var e float64;
-		e, y = sys.modf(x);
+		e, y = sys.Modf(x);
 		e = e + float64(quad);
-		temp1, f := sys.modf(0.25*e);
+		temp1, f := sys.Modf(0.25*e);
 		quad = int(e - 4*f);
 	} else {
 		k := int32(x);
diff --git a/src/lib/math/sqrt.go b/src/lib/math/sqrt.go
index 6459b31ac..698639781 100644
--- a/src/lib/math/sqrt.go
+++ b/src/lib/math/sqrt.go
@@ -12,7 +12,7 @@ package math
  */
 
 export func Sqrt(arg float64) float64 {
-	if sys.isInf(arg, 1) {
+	if sys.IsInf(arg, 1) {
 		return arg;
 	}
 
@@ -23,7 +23,7 @@ export func Sqrt(arg float64) float64 {
 		return 0;
 	}
 
-	x,exp := sys.frexp(arg);
+	x,exp := sys.Frexp(arg);
 	for x < 0.5 {
 		x = x*2;
 		exp = exp-1;
diff --git a/src/lib/math/tan.go b/src/lib/math/tan.go
index ddfe80d0f..bae194bcb 100644
--- a/src/lib/math/tan.go
+++ b/src/lib/math/tan.go
@@ -33,7 +33,7 @@ export func Tan(arg float64) float64 {
 	}
 	x = x * (4/Pi);   /* overflow? */
 	var e float64;
-	e, x = sys.modf(x);
+	e, x = sys.Modf(x);
 	i := int32(e);
 
 	switch i & 3 {