[git] CMU Common Lisp branch master updated. snapshot-2014-09-6-g13bd32f

[Raymond Toy]

This is an automated email from the git hooks/post-receive script. It was
generated because a ref change was pushed to the repository containing
the project "CMU Common Lisp".

The branch, master has been updated
       via  13bd32f69a31581b50582d6283ba08b745eca6d3 (commit)
      from  ee7c488f2d0b57d8431ff3bff1b15bb58762e197 (commit)

Those revisions listed above that are new to this repository have
not appeared on any other notification email; so we list those
revisions in full, below.

- Log -----------------------------------------------------------------
commit 13bd32f69a31581b50582d6283ba08b745eca6d3
Author: Raymond Toy <toy.raymond at gmail.com>
Date:   Fri Sep 12 00:29:00 2014 -0700

    Remove the NetBSD setexception changes on the master branch. This is
    only for the upcoming release.

diff --git a/src/lisp/GNUmakefile b/src/lisp/GNUmakefile
index 056e9ea..c557d3b 100644
--- a/src/lisp/GNUmakefile
+++ b/src/lisp/GNUmakefile
@@ -12,7 +12,7 @@ FDLIBM = k_sin.c k_cos.c k_tan.c s_sin.c s_cos.c s_tan.c sincos.c \
 	e_acosh.c s_asinh.c e_atanh.c \
 	e_atan2.c \
 	e_rem_pio2.c k_rem_pio2.c \
-	setexception.c double-values.c
+	setexception.c
 
 SRCS = lisp.c coreparse.c alloc.c monitor.c print.c interr.c \
 	vars.c parse.c interrupt.c search.c validate.c globals.c \
diff --git a/src/lisp/double-values.c b/src/lisp/double-values.c
deleted file mode 100644
index 79d5921..0000000
--- a/src/lisp/double-values.c
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * Some helper functions to return specific double values for use by
- * fdlibm_setexceptions on NetBSD.  Currently, NetBSD doesn't have
- * feraiseexcept so we have to do something special.  See
- * fdlibm_setexceptions.
- */
-
-#include "fdlibm.h"
-
-double
-double_zero()
-{
-    return 0.0;
-}
-
-/*
- * Return most-positive-double-float
- */
-double
-double_huge()
-{
-    union { int i[2]; double d; } ux;
-    ux.i[HIWORD] = 0x7fefffff;
-    ux.i[LOWORD] = 0xffffffff;
-
-    return ux.d;
-}
-
-/*
- * Return least-positive-double-float
- */
-double
-double_tiny()
-{
-    union { int i[2]; double d; } ux;
-    ux.i[HIWORD] = 0;
-    ux.i[LOWORD] = 1;
-
-    return ux.d;
-}
diff --git a/src/lisp/setexception.c b/src/lisp/setexception.c
index d0f4519..a77a9d8 100644
--- a/src/lisp/setexception.c
+++ b/src/lisp/setexception.c
@@ -1,25 +1,4 @@
-#if defined(__NetBSD__)
-/*
- * NetBSD doesn't have fenv.h. At least the version currently being
- * used to build cmucl doesn't.  Assume this also means we don't have
- * feraiseexcept.  So, to generate the desired exceptions, we have to
- * create the appropriate operations to generate the desired
- * exceptions.
- */
-#undef HAVE_FERAISEEXCEPT
-
-extern double double_zero();
-extern double double_huge();
-extern double double_tiny();
-
-#else
-#define HAVE_FERAISEEXCEPT
-#endif
-
-#ifdef HAVE_FERAISEEXCEPT
 #include <fenv.h>
-#endif
-
 #include <math.h>
 #include <stdio.h>
 
@@ -71,48 +50,32 @@ fdlibm_setexception(double x, enum FDLIBM_EXCEPTION type)
           /* Division by zero. Use the sign of x to get the correct
            *  signed infinity
            */
-#ifdef HAVE_FERAISEEXCEPT
           feraiseexcept(FE_DIVBYZERO);
-          ret = copysign(INFINITY, x);
-#else
-          ret = copysign(1, x) / double_zero();
-#endif
           
+          ret = copysign(INFINITY, x);
           break;
       case 1:
           /* Underflow. Use the sign of x to get a signed zero. */
-#ifdef HAVE_FERAISEEXCEPT
           feraiseexcept(FE_UNDERFLOW);
           ret = copysign(0.0, x);
-#else
-          ret = double_tiny() * double_tiny();;
-#endif
           break;
       case 2:
           /* overflow */
-#ifdef HAVE_FERAISEEXCEPT
           feraiseexcept(FE_OVERFLOW);
           ret = copysign(INFINITY, x);
-#else
-          ret = double_huge() * copysign(double_huge(), x);
-#endif
           break;
       case 3:
       {
-          /* if */
+          /* invalid */
 
           if (!isQNaN(x)) {
               /*
                * If it's not a quiet NaN, we want to signal an invalid
                * operation. Otherwise, we silently return a NaN.
                */
-#ifdef HAVE_FERAISEEXCEPT
               feraiseexcept(FE_INVALID);
-#else
-              ret = double_zero() / double_zero();
-              return ret;
-#endif
           }
+          
           /*
            * FIXME: Of the many NaN values that we have, what NaN
            * should we return?

-----------------------------------------------------------------------

Summary of changes:
 src/lisp/GNUmakefile     |    2 +-
 src/lisp/double-values.c |   40 ----------------------------------------
 src/lisp/setexception.c  |   43 +++----------------------------------------
 3 files changed, 4 insertions(+), 81 deletions(-)
 delete mode 100644 src/lisp/double-values.c


hooks/post-receive
-- 
CMU Common Lisp