Add implementations of acosl(), asinl(), atanl(), atan2l(),

and cargl().

Reviewed by:			bde
sparc64 testing resources from:	remko

4 files changed, 74 insertions, 61 deletions

diff --git a/lib/msun/man/acos.3 b/lib/msun/man/acos.3
index aa73699..b38a6e0 100644
--- a/lib/msun/man/acos.3
+++ b/lib/msun/man/acos.3
@@ -28,12 +28,13 @@
 .\"     from: @(#)acos.3	5.1 (Berkeley) 5/2/91
 .\" $FreeBSD$
 .\"
-.Dd January 14, 2005
+.Dd July 31, 2008
 .Dt ACOS 3
 .Os
 .Sh NAME
 .Nm acos ,
-.Nm acosf
+.Nm acosf ,
+.Nm acosl
 .Nd arc cosine functions
 .Sh LIBRARY
 .Lb libm
@@ -43,23 +44,18 @@
 .Fn acos "double x"
 .Ft float
 .Fn acosf "float x"
+.Ft long double
+.Fn acosl "long double x"
 .Sh DESCRIPTION
 The
-.Fn acos
-and the
-.Fn acosf
+.Fn acos ,
+.Fn acosf ,
+and
+.Fn acosl
 functions compute the principal value of the arc cosine of
 .Fa x .
-A domain error occurs for arguments not in the range
-.Bq -1 , +1 .
-For a discussion of error due to roundoff, see
-.Xr math 3 .
 .Sh RETURN VALUES
-The
-.Fn acos
-and the
-.Fn acosf
-functions return the arc cosine in the range
+These functions return the arc cosine in the range
 .Bq 0 , \*(Pi
 radians.
 If:
@@ -83,6 +79,9 @@ raises an invalid exception and returns an \*(Na.
 .Xr tanh 3
 .Sh STANDARDS
 The
-.Fn acos
-function conforms to
-.St -isoC .
+.Fn acos ,
+.Fn acosf ,
+and
+.Fn acosl
+functions conform to
+.St -isoC-99 .
diff --git a/lib/msun/man/asin.3 b/lib/msun/man/asin.3
index f7e8404..d9cad73 100644
--- a/lib/msun/man/asin.3
+++ b/lib/msun/man/asin.3
@@ -28,12 +28,13 @@
 .\"     from: @(#)asin.3	5.1 (Berkeley) 5/2/91
 .\" $FreeBSD$
 .\"
-.Dd January 14, 2005
+.Dd July 31, 2008
 .Dt ASIN 3
 .Os
 .Sh NAME
 .Nm asin ,
-.Nm asinf
+.Nm asinf ,
+.Nm asinl
 .Nd arc sine functions
 .Sh LIBRARY
 .Lb libm
@@ -43,23 +44,18 @@
 .Fn asin "double x"
 .Ft float
 .Fn asinf "float x"
+.Ft long double
+.Fn asinl "long double x"
 .Sh DESCRIPTION
 The
-.Fn asin
-and the
-.Fn asinf
+.Fn asin ,
+.Fn asinf ,
+and
+.Fn asinl
 functions compute the principal value of the arc sine of
 .Fa x .
-A domain error occurs for arguments not in the range
-.Bq -1 , +1 .
-For a discussion of error due to roundoff, see
-.Xr math 3 .
 .Sh RETURN VALUES
-The
-.Fn asin
-and the
-.Fn asinf
-functions return the arc sine in the range
+These functions return the arc sine in the range
 .Bk -words
 .Bq -\*(Pi/2 , +\*(Pi/2
 .Ek
@@ -85,6 +81,9 @@ raises an invalid exception and returns an \*(Na.
 .Xr tanh 3
 .Sh STANDARDS
 The
-.Fn asin
-function conforms to
-.St -isoC .
+.Fn asin ,
+.Fn asinf ,
+and
+.Fn asinl
+functions conform to
+.St -isoC-99 .
diff --git a/lib/msun/man/atan.3 b/lib/msun/man/atan.3
index 2c2bd64..ef119f1 100644
--- a/lib/msun/man/atan.3
+++ b/lib/msun/man/atan.3
@@ -28,12 +28,13 @@
 .\"     from: @(#)atan.3	5.1 (Berkeley) 5/2/91
 .\" $FreeBSD$
 .\"
-.Dd May 2, 1991
+.Dd July 31, 2008
 .Dt ATAN 3
 .Os
 .Sh NAME
 .Nm atan ,
-.Nm atanf
+.Nm atanf ,
+.Nm atanl
 .Nd arc tangent functions of one variable
 .Sh LIBRARY
 .Lb libm
@@ -43,21 +44,18 @@
 .Fn atan "double x"
 .Ft float
 .Fn atanf "float x"
+.Ft long double
+.Fn atanl "long double x"
 .Sh DESCRIPTION
 The
-.Fn atan
-and the
-.Fn atanf
+.Fn atan ,
+.Fn atanf ,
+and
+.Fn atanl
 functions compute the principal value of the arc tangent of
 .Fa x .
-For a discussion of error due to roundoff, see
-.Xr math 3 .
 .Sh RETURN VALUES
-The
-.Fn atan
-and the
-.Fn atanf
-function returns the arc tangent in the range
+These functions return the arc tangent in the range
 .Bk -words
 .Bq -\*(Pi/2 , +\*(Pi/2
 .Ek
@@ -75,6 +73,9 @@ radians.
 .Xr tanh 3
 .Sh STANDARDS
 The
-.Fn atan
-function conforms to
-.St -isoC .
+.Fn atan ,
+.Fn atanf ,
+and
+.Fn atanl
+functions conform to
+.St -isoC-99 .
diff --git a/lib/msun/man/atan2.3 b/lib/msun/man/atan2.3
index dee65ae..06ac068 100644
--- a/lib/msun/man/atan2.3
+++ b/lib/msun/man/atan2.3
@@ -28,14 +28,16 @@
 .\"     from: @(#)atan2.3	5.1 (Berkeley) 5/2/91
 .\" $FreeBSD$
 .\"
-.Dd December 12, 2007
+.Dd July 31, 2008
 .Dt ATAN2 3
 .Os
 .Sh NAME
 .Nm atan2 ,
 .Nm atan2f ,
+.Nm atan2l ,
 .Nm carg ,
-.Nm cargf
+.Nm cargf ,
+.Nm cargl
 .Nd arc tangent and complex phase angle functions
 .Sh LIBRARY
 .Lb libm
@@ -45,15 +47,21 @@
 .Fn atan2 "double y" "double x"
 .Ft float
 .Fn atan2f "float y" "float x"
+.Ft long double
+.Fn atan2l "long double y" "long double x"
+.In complex.h
 .Ft double
 .Fn carg "double complex z"
 .Ft float
 .Fn cargf "float complex z"
+.Ft long double
+.Fn cargl "long double complex z"
 .Sh DESCRIPTION
 The
-.Fn atan2
-and the
-.Fn atan2f
+.Fn atan2 ,
+.Fn atan2f ,
+and
+.Fn atan2l
 functions compute the principal value of the arc tangent of
 .Fa y/ Ns Ar x ,
 using the signs of both arguments to determine the quadrant of
@@ -66,9 +74,10 @@ the return value.
 .\}
 .Pp
 The
-.Fn carg
+.Fn carg ,
+.Fn cargf ,
 and
-.Fn cargf
+.Fn cargl
 functions compute the complex argument (or phase angle) of
 .Fa z .
 The complex argument is the number \*(Th such that
@@ -80,12 +89,15 @@ The call
 is equivalent to
 .Li atan2(cimag(z), creal(z)) ,
 and similarly for
-.Fn cargf .
+.Fn cargf
+and
+.Fn cargl .
 .Sh RETURN VALUES
 The
-.Fn atan2
-and the
-.Fn atan2f
+.Fn atan2 ,
+.Fn atan2f ,
+and
+.Fn atan2l
 functions, if successful,
 return the arc tangent of
 .Fa y/ Ns Ar x
@@ -210,8 +222,10 @@ r := \(sr(x\(**x+y\(**y);\0\0if r = 0 then x := copysign(1,x);
 The
 .Fn atan2 ,
 .Fn atan2f ,
+.Fn atan2l ,
 .Fn carg ,
+.Fn cargf ,
 and
-.Fn cargf
+.Fn cargl
 functions conform to
 .St -isoC-99 .