Cleaned up the FPU exception stuff - was

not functional before. Also removed all SHLIB_COMPAT stuff.

6 files changed, 16 insertions, 57 deletions

diff --git a/sysdeps/mips/fpu/fclrexcpt.c b/sysdeps/mips/fpu/fclrexcpt.c
index 2c35047a8c..f773312b34 100644
--- a/sysdeps/mips/fpu/fclrexcpt.c
+++ b/sysdeps/mips/fpu/fclrexcpt.c
@@ -21,10 +21,9 @@
 #include <fenv.h>
 #include <fenv_libc.h>
 #include <fpu_control.h>
-#include <shlib-compat.h>
 
 int
-__feclearexcept (int excepts)
+feclearexcept (int excepts)
 {
   int cw;
 
@@ -35,8 +34,8 @@ __feclearexcept (int excepts)
   _FPU_GETCW (cw);
 
   /* Clear exception flag bits and cause bits. If the cause bit is not
-     cleared, the next CTC instruction (just below) will re-generate
-     the exception.  */
+     cleared, the next CTC instruction (just below) will re-generate the
+     exception.  */
 
   cw &= ~(excepts | (excepts << CAUSE_SHIFT));
 
@@ -46,9 +45,3 @@ __feclearexcept (int excepts)
   /* Success.  */
   return 0;
 }
-
-#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
-strong_alias (__feclearexcept, __old_feclearexcept)
-compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1);
-#endif
-versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2);
diff --git a/sysdeps/mips/fpu/fegetenv.c b/sysdeps/mips/fpu/fegetenv.c
index 1edb815fad..c1741385fd 100644
--- a/sysdeps/mips/fpu/fegetenv.c
+++ b/sysdeps/mips/fpu/fegetenv.c
@@ -1,5 +1,5 @@
 /* Store current floating-point environment.
-   Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Andreas Jaeger <aj@suse.de>, 1998.
 
@@ -20,18 +20,12 @@
 
 #include <fenv.h>
 #include <fpu_control.h>
-#include <shlib-compat.h>
 
 int
-__fegetenv (fenv_t *envp)
+fegetenv (fenv_t *envp)
 {
   _FPU_GETCW (*envp);
 
   /* Success.  */
   return 0;
 }
-#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
-strong_alias (__fegetenv, __old_fegetenv)
-compat_symbol (libm, __old_fegetenv, fegetenv, GLIBC_2_1);
-#endif
-versioned_symbol (libm, __fegetenv, fegetenv, GLIBC_2_2);
diff --git a/sysdeps/mips/fpu/fesetenv.c b/sysdeps/mips/fpu/fesetenv.c
index 197db5e6e0..ce7fe2cbff 100644
--- a/sysdeps/mips/fpu/fesetenv.c
+++ b/sysdeps/mips/fpu/fesetenv.c
@@ -20,10 +20,9 @@
 
 #include <fenv.h>
 #include <fpu_control.h>
-#include <shlib-compat.h>
 
 int
-__fesetenv (const fenv_t *envp)
+fesetenv (const fenv_t *envp)
 {
   fpu_control_t cw;
 
@@ -40,10 +39,3 @@ __fesetenv (const fenv_t *envp)
   /* Success.  */
   return 0;
 }
-
-#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
-strong_alias (__fesetenv, __old_fesetenv)
-compat_symbol (libm, __old_fesetenv, fesetenv, GLIBC_2_1);
-#endif
-libm_hidden_ver (__fesetenv, fesetenv)
-versioned_symbol (libm, __fesetenv, fesetenv, GLIBC_2_2);
diff --git a/sysdeps/mips/fpu/feupdateenv.c b/sysdeps/mips/fpu/feupdateenv.c
index c883d07b1b..20b20e14c0 100644
--- a/sysdeps/mips/fpu/feupdateenv.c
+++ b/sysdeps/mips/fpu/feupdateenv.c
@@ -1,5 +1,5 @@
 /* Install given floating-point environment and raise exceptions.
-   Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Andreas Jaeger <aj@suse.de>, 1998.
 
@@ -20,10 +20,9 @@
 
 #include <fenv.h>
 #include <fpu_control.h>
-#include <shlib-compat.h>
 
 int
-__feupdateenv (const fenv_t *envp)
+feupdateenv (const fenv_t *envp)
 {
   int temp;
 
@@ -42,8 +41,3 @@ __feupdateenv (const fenv_t *envp)
   /* Success.  */
   return 0;
 }
-#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
-strong_alias (__feupdateenv, __old_feupdateenv)
-compat_symbol (libm, __old_feupdateenv, feupdateenv, GLIBC_2_1);
-#endif
-versioned_symbol (libm, __feupdateenv, feupdateenv, GLIBC_2_2);
diff --git a/sysdeps/mips/fpu/fgetexcptflg.c b/sysdeps/mips/fpu/fgetexcptflg.c
index 4f802afb40..3412159816 100644
--- a/sysdeps/mips/fpu/fgetexcptflg.c
+++ b/sysdeps/mips/fpu/fgetexcptflg.c
@@ -20,27 +20,21 @@
 
 #include <fenv.h>
 #include <fpu_control.h>
-#include <shlib-compat.h>
 
 int
-__fegetexceptflag (fexcept_t *flagp, int excepts)
+fegetexceptflag (fexcept_t *flagp, int excepts)
 {
   fexcept_t temp;
 
   /* Get the current exceptions.  */
   _FPU_GETCW (temp);
 
-  /* It is important that the CAUSE bits are not saved here.  If they
-     were, a call to fesetexceptflag() would generate an
-     exception.  */
+  /* We only save the relevant bits here. In particular, care has to be 
+     taken with the CAUSE bits, as an inadvertent restore later on could
+     generate unexpected exceptions.  */
 
   *flagp = temp & excepts & FE_ALL_EXCEPT;
 
   /* Success.  */
   return 0;
 }
-#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
-strong_alias (__fegetexceptflag, __old_fegetexceptflag)
-compat_symbol (libm, __old_fegetexceptflag, fegetexceptflag, GLIBC_2_1);
-#endif
-versioned_symbol (libm, __fegetexceptflag, fegetexceptflag, GLIBC_2_2);
diff --git a/sysdeps/mips/fpu/fraiseexcpt.c b/sysdeps/mips/fpu/fraiseexcpt.c
index e3323ddb40..7f3d977787 100644
--- a/sysdeps/mips/fpu/fraiseexcpt.c
+++ b/sysdeps/mips/fpu/fraiseexcpt.c
@@ -21,19 +21,18 @@
 #include <fenv.h>
 #include <fenv_libc.h>
 #include <fpu_control.h>
-#include <shlib-compat.h>
 
 int
-__feraiseexcept (int excepts)
+feraiseexcept (int excepts)
 {
   fpu_control_t cw;
 
   /* Get current state.  */
   _FPU_GETCW (cw);
 
-  /* Set flag bits (which are accumulative), and *also* set the cause
-     bits.  The setting of the cause bits is what actually causes the
-     hardware to generate the exception, if the corresponding enable
+  /* Set flag bits (which are accumulative), and *also* set the 
+     cause bits. The setting of the cause bits is what actually causes
+     the hardware to generate the exception, if the corresponding enable
      bit is set as well.  */
 
   excepts &= FE_ALL_EXCEPT;
@@ -44,10 +43,3 @@ __feraiseexcept (int excepts)
 
   return 0;
 }
-
-#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
-strong_alias (__feraiseexcept, __old_feraiseexcept)
-compat_symbol (libm, __old_feraiseexcept, feraiseexcept, GLIBC_2_1);
-#endif
-libm_hidden_ver (__feraiseexcept, feraiseexcept)
-versioned_symbol (libm, __feraiseexcept, feraiseexcept, GLIBC_2_2);