Updated to fedora-glibc-20080412T0741

ChangeLog

@@ -1,3 +1,54 @@
+2008-04-11  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/powerpc/bits/mathinline.h (__signbitl):
+	Also use for 32-bit.
+	* sysdeps/ieee754/ldbl-128ibm/s_nearbyintl.c (__nearbyintl): Use
+	__nextafter instead of nextafter to avoid local PLT.
+	* sysdeps/powerpc/fpu/e_sqrt.c: Avoid call to fetestexcept.
+	* sysdeps/powerpc/fpu/e_sqrtf.c: Likewise.
+
+	* scripts/data/localplt-powerpc64-linux-gnu.data: New file.
+
+	* sysdeps/powerpc/fpu/fenv_libc.h: Add libm_hidden_proto for
+	__fe_nomask_env.
+	* sysdeps/powerpc/fpu/fe_nomask.c: Add libm_hidden_def.  Include
+	<fenv_libc.h> instead of <fenv.h>.
+	* sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/fe_nomask.c: Likewise.
+	* sysdeps/unix/sysv/linux/powerpc/powerpc64/fpu/fe_nomask.c: Likewise.
+
+	* sysdeps/powerpc/bits/fenv.h: Make safe for C++.
+
+	* sysdeps/unix/sysv/linux/powerpc/bits/mathinline.h: New file.
+	* sysdeps/powerpc/fpu/fegetexcept.c (__fegetexcept): Rename
+	function from fegetexcept and make old name weak alias.
+	* include/fenv.h: Declare __fegetexcept.
+	* sysdeps/powerpc/fpu/fedisblxcpt.c: Use __fegetexcept instead of
+	fegetexcept.
+	* sysdeps/powerpc/fpu/feenablxcpt.c: Likewise.
+	* sysdeps/powerpc/fpu/fraiseexcpt.c (__feraiseexcept): Avoid call
+	to fetestexcept.
+	* sysdeps/ieee754/ldbl-128ibm/s_log1pl.c (__log1pl): Use __frexpl
+	instead of frexpl to avoid local PLT.
+	* math/s_significandl.c (__significandl): Use __ilogbl instead of
+	ilogbl to avoid local PLT.
+	* sysdeps/ieee754/ldbl-128ibm/s_expm1l.c (__expm1l): Use __ldexpl
+	instead of ldexpl to avoid local PLT.
+	* sysdeps/ieee754/ldbl-128ibm/e_expl.c (__ieee754_expl): Use
+	__roundl not roundl to avoid local PLT.
+	* sysdeps/ieee754/ldbl-128/e_j0l.c: Use function names which avoid
+	local PLTs.  Use __sincosl instead of separate sinl and cosl
+	calls.
+	* sysdeps/ieee754/ldbl-128/e_j1l.c: Likewise.
+
+	* sysdeps/unix/sysv/linux/configure.in: Bump minimal kernel
+	version for ppc64 to 2.4.21 since without it makecontext will fail.
+
+	* elf/tls-macros.h [__powerpc64__] (__TLS_GET_ADDR): Define according
+	to the ABI in use.
+	[__powerpc64__] (TLS_LD): Use __TLS_GET_ADDR instead of
+	.__tls_get_addr.
+	[__powerpc64__] (TLS_GD): Likewise.
+
 2007-11-20  Ryan S. Arnold  <rsa@us.ibm.com>
 
 	[BZ #4997]

elf/tls-macros.h

@@ -813,12 +813,17 @@ register void *__gp __asm__("$29");
         : "=b" (__result) );  \
       __result;  \
   })
+# ifdef HAVE_ASM_GLOBAL_DOT_NAME
+#  define __TLS_GET_ADDR ".__tls_get_addr"
+# else
+#  define __TLS_GET_ADDR "__tls_get_addr"
+# endif
 /* PowerPC64 Local Dynamic TLS access.  */
 #  define TLS_LD(x) \
   ({  int * __result;  \
       asm (  \
         "  addi  3,2," #x "@got@tlsld\n"  \
-        "  bl    .__tls_get_addr\n"  \
+        "  bl    " __TLS_GET_ADDR "\n"  \
         "  nop   \n"  \
         "  addis %0,3," #x "@dtprel@ha\n"  \
         "  addi  %0,%0," #x "@dtprel@l\n"  \
@@ -834,7 +839,7 @@ register void *__gp __asm__("$29");
   ({  int * __result;  \
       asm (  \
         "  addi  3,2," #x "@got@tlsgd\n"  \
-        "  bl    .__tls_get_addr\n"  \
+        "  bl    " __TLS_GET_ADDR "\n"  \
         "  nop   \n"  \
         "  mr    %0,3\n"  \
         : "=b" (__result) :  \

fedora/branch.mk

@@ -3,5 +3,5 @@ glibc-branch := fedora
 glibc-base := HEAD
 DIST_BRANCH := devel
 COLLECTION := dist-f8
-fedora-sync-date := 2008-04-11 19:34 UTC
-fedora-sync-tag := fedora-glibc-20080411T1934
+fedora-sync-date := 2008-04-12 07:41 UTC
+fedora-sync-tag := fedora-glibc-20080412T0741

fedora/glibc.spec.in

@@ -19,7 +19,7 @@
 Summary: The GNU libc libraries
 Name: glibc
 Version: @glibcversion@
-Release: 16
+Release: 1
 # GPLv2+ is used in a bunch of programs, LGPLv2+ is used for libraries.
 # Things that are linked directly into dynamically linked programs
 # and shared libraries (e.g. crt files, lib*_nonshared.a) have an additional
@@ -976,6 +976,9 @@ rm -f *.filelist*
 %endif
 
 %changelog
+* Sat Apr 12 2008 Jakub Jelinek <jakub@redhat.com> 2.8-1
+- 2.8 release
+
 * Fri Apr 11 2008 Jakub Jelinek <jakub@redhat.com> 2.7.90-16
 - update to trunk
   - misc fixes (BZ#4997, BZ#5741)

include/features.h

@@ -316,7 +316,7 @@
 /* Major and minor version number of the GNU C library package.  Use
    these macros to test for features in specific releases.  */
 #define	__GLIBC__	2
-#define	__GLIBC_MINOR__	7
+#define	__GLIBC_MINOR__	8
 
 #define __GLIBC_PREREQ(maj, min) \
 	((__GLIBC__ << 16) + __GLIBC_MINOR__ >= ((maj) << 16) + (min))

include/fenv.h

@@ -4,6 +4,7 @@
 /* Now define the internal interfaces.  */
 
 extern int __feclearexcept (int __excepts);
+extern int __fegetexcept (void);
 extern int __fegetexceptflag (fexcept_t *__flagp, int __excepts);
 extern int __feraiseexcept (int __excepts);
 extern int __fesetexceptflag (__const fexcept_t *__flagp, int __excepts);

math/s_significandl.c

@@ -34,6 +34,6 @@ static char rcsid[] = "$NetBSD: $";
 	long double x;
 #endif
 {
-	return __ieee754_scalbl(x,(long double) -ilogbl(x));
+	return __ieee754_scalbl(x,(long double) -__ilogbl(x));
 }
 weak_alias (__significandl, significandl)

scripts/data/localplt-powerpc64-linux-gnu.data

@@ -0,0 +1,6 @@
+libc.so: calloc
+libc.so: free
+libc.so: malloc
+libc.so: memalign
+libc.so: realloc
+libm.so: matherr

sysdeps/i386/i686/memcpy.S

@@ -71,10 +71,10 @@ ENTRY (BP_SYM (memcpy))
 1:	pushl	%eax
 	movl	%ecx, %eax
 	shrl	$2, %ecx
+	andl	$3, %eax
 	rep
 	movsl
 	movl	%eax, %ecx
-	andl	$3, %ecx
 	rep
 	movsb
 	popl	%eax

sysdeps/ieee754/ldbl-128/e_j0l.c

@@ -768,16 +768,15 @@ __ieee754_j0l (long double x)
      = 1/sqrt(2) * (sin(x) - cos(x))
      sin(x) +- cos(x) = -cos(2x)/(sin(x) -+ cos(x))
      cf. Fdlibm.  */
-  c = cosl (xx);
-  s = sinl (xx);
+  __sincosl (xx, &s, &c);
   ss = s - c;
   cc = s + c;
-  z = -cosl (xx + xx);
+  z = -__cosl (xx + xx);
   if ((s * c) < 0)
     cc = z / ss;
   else
     ss = z / cc;
-  z = ONEOSQPI * (p * cc - q * ss) / sqrtl (xx);
+  z = ONEOSQPI * (p * cc - q * ss) / __ieee754_sqrtl (xx);
   return z;
 }
 
@@ -836,7 +835,7 @@ long double
       /* 0 <= x <= 2 */
       z = xx * xx;
       p = neval (z, Y0_2N, NY0_2N) / deval (z, Y0_2D, NY0_2D);
-      p = TWOOPI * logl(x) * __ieee754_j0l(x) + p;
+      p = TWOOPI * __ieee754_logl (x) * __ieee754_j0l (x) + p;
       return p;
     }
 
@@ -908,15 +907,14 @@ long double
      = 1/sqrt(2) * (sin(x) - cos(x))
      sin(x) +- cos(x) = -cos(2x)/(sin(x) -+ cos(x))
      cf. Fdlibm.  */
-  c = cosl (x);
-  s = sinl (x);
+  __sincosl (x, &s, &c);
   ss = s - c;
   cc = s + c;
-  z = -cosl (x + x);
+  z = -__cosl (x + x);
   if ((s * c) < 0)
     cc = z / ss;
   else
     ss = z / cc;
-  z = ONEOSQPI * (p * ss + q * cc) / sqrtl (x);
+  z = ONEOSQPI * (p * ss + q * cc) / __ieee754_sqrtl (x);
   return z;
 }

sysdeps/ieee754/ldbl-128/e_j1l.c

@@ -773,16 +773,15 @@ __ieee754_j1l (long double x)
      sin(X) = sin(x) cos(3 pi/4) - cos(x) sin(3 pi/4)
      = -1/sqrt(2) * (sin(x) + cos(x))
      cf. Fdlibm.  */
-  c = cosl (xx);
-  s = sinl (xx);
+  __sincosl (xx, &s, &c);
   ss = -s - c;
   cc = s - c;
-  z = cosl (xx + xx);
+  z = __cosl (xx + xx);
   if ((s * c) > 0)
     cc = z / ss;
   else
     ss = z / cc;
-  z = ONEOSQPI * (p * cc - q * ss) / sqrtl (xx);
+  z = ONEOSQPI * (p * cc - q * ss) / __ieee754_sqrtl (xx);
   if (x < 0)
     z = -z;
   return z;
@@ -844,7 +843,7 @@ __ieee754_y1l (long double x)
       z = xx * xx;
       p = xx * neval (z, Y0_2N, NY0_2N) / deval (z, Y0_2D, NY0_2D);
       p = -TWOOPI / xx + p;
-      p = TWOOPI * logl(x) * __ieee754_j1l (x) + p;
+      p = TWOOPI * __ieee754_logl (x) * __ieee754_j1l (x) + p;
       return p;
     }
 
@@ -915,15 +914,14 @@ __ieee754_y1l (long double x)
      sin(X) = sin(x) cos(3 pi/4) - cos(x) sin(3 pi/4)
      = -1/sqrt(2) * (sin(x) + cos(x))
      cf. Fdlibm.  */
-  c = cosl (xx);
-  s = sinl (xx);
+  __sincosl (xx, &s, &c);
   ss = -s - c;
   cc = s - c;
-  z = cosl (xx + xx);
+  z = __cosl (xx + xx);
   if ((s * c) > 0)
     cc = z / ss;
   else
     ss = z / cc;
-  z = ONEOSQPI * (p * ss + q * cc) / sqrtl (xx);
+  z = ONEOSQPI * (p * ss + q * cc) / __ieee754_sqrtl (xx);
   return z;
 }

sysdeps/ieee754/ldbl-128ibm/e_expl.c

@@ -1,5 +1,5 @@
 /* Quad-precision floating point e^x.
-   Copyright (C) 1999,2004,2006 Free Software Foundation, Inc.
+   Copyright (C) 1999,2004,2006, 2008 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Jakub Jelinek <jj@ultra.linux.cz>
    Partly based on double-precision code
@@ -148,15 +148,15 @@ __ieee754_expl (long double x)
       fesetround (FE_TONEAREST);
 #endif
 
-      n = roundl(x*M_1_LN2);
+      n = __roundl (x*M_1_LN2);
       x = x-n*M_LN2_0;
       xl = n*M_LN2_1;
 
-      tval1 = roundl(x*TWO8);
+      tval1 = __roundl (x*TWO8);
       x -= __expl_table[T_EXPL_ARG1+2*tval1];
       xl -= __expl_table[T_EXPL_ARG1+2*tval1+1];
 
-      tval2 = roundl(x*TWO15);
+      tval2 = __roundl (x*TWO15);
       x -= __expl_table[T_EXPL_ARG2+2*tval2];
       xl -= __expl_table[T_EXPL_ARG2+2*tval2+1];
 

sysdeps/ieee754/ldbl-128ibm/s_expm1l.c

@@ -152,7 +152,7 @@ __expm1l (long double x)
   exp(x) - 1 = 2^k (qx + 1) - 1
              = 2^k qx + 2^k - 1.  */
 
-  px = ldexpl (1.0L, k);
+  px = __ldexpl (1.0L, k);
   x = px * qx + (px - 1.0);
   return x;
 }

sysdeps/ieee754/ldbl-128ibm/s_log1pl.c

@@ -121,12 +121,6 @@ static const long double maxlog = 1.1356523406294143949491931077970764891253E4L;
 static const long double big = 2e300L;
 static const long double zero = 0.0L;
 
-#if 1
-/* Make sure these are prototyped.  */
-long double frexpl (long double, int *);
-long double ldexpl (long double, int);
-#endif
-
 
 long double
 __log1pl (long double xm1)
@@ -161,7 +155,7 @@ __log1pl (long double xm1)
   /* Separate mantissa from exponent.  */
 
   /* Use frexp used so that denormal numbers will be handled properly.  */
-  x = frexpl (x, &e);
+  x = __frexpl (x, &e);
 
   /* Logarithm using log(x) = z + z^3 P(z^2)/Q(z^2),
      where z = 2(x-1)/x+1).  */

sysdeps/ieee754/ldbl-128ibm/s_nearbyintl.c

@@ -1,6 +1,6 @@
 /* Round to int long double floating-point values without raising inexact.
    IBM extended format long double version.
-   Copyright (C) 2006 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2008 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -84,8 +84,8 @@ __nearbyintl (x)
 	    {
 	      /* Else the high double is pre rounded and we need to
 	         adjust for that.  */
-	      
-	      tau = nextafter (u.dd[0], 0.0);
+
+	      tau = __nextafter (u.dd[0], 0.0);
 	      tau = (u.dd[0] - tau) * 2.0;
 	      high = u.dd[0] - tau;
 	      low = u.dd[1] + tau;
@@ -106,7 +106,7 @@ __nearbyintl (x)
 	    {
 	      /* Else the high double is pre rounded and we need to
 	         adjust for that.  */
-	      tau = nextafter (u.dd[0], 0.0);
+	      tau = __nextafter (u.dd[0], 0.0);
 	      tau = (u.dd[0] - tau) * 2.0;
 	      high = u.dd[0] - tau;
 	      low = u.dd[1] + tau;

sysdeps/powerpc/bits/fenv.h

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 1999, 2008 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -136,6 +136,8 @@ extern const fenv_t __fe_enabled_env;
 extern const fenv_t __fe_nonieee_env;
 # define FE_NONIEEE_ENV	(&__fe_nonieee_env)
 
+__BEGIN_DECLS
+
 /* Floating-point environment with all exceptions enabled.  Note that
    just evaluating this value does not change the processor exception mode.
    Passing this mask to fesetenv will result in a prctl syscall to change
@@ -152,4 +154,7 @@ extern const fenv_t *__fe_nomask_env (void);
    this allows the fastest possible floating point execution.*/
 extern const fenv_t *__fe_mask_env (void);
 # define FE_MASK_ENV	FE_DFL_ENV
+
+__END_DECLS
+
 #endif

sysdeps/powerpc/fpu/e_sqrt.c

@@ -1,5 +1,5 @@
 /* Double-precision floating point square root.
-   Copyright (C) 1997, 2002, 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 1997, 2002, 2003, 2004, 2008 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -150,7 +150,9 @@ __slow_ieee754_sqrt (x)
          FE_INVALID_SQRT.  */
 #ifdef FE_INVALID_SQRT
       feraiseexcept (FE_INVALID_SQRT);
-      if (!fetestexcept (FE_INVALID))
+
+      fenv_union_t u = { .fenv = fegetenv_register () };
+      if ((u.l[1] & FE_INVALID) == 0)
 #endif
 	feraiseexcept (FE_INVALID);
       x = a_nan.value;
@@ -172,7 +174,7 @@ __ieee754_sqrt (x)
   /* If the CPU is 64-bit we can use the optional FP instructions.  */
   if (__CPU_HAS_FSQRT)
     {
-      /* Volatile is required to prevent the compiler from moving the 
+      /* Volatile is required to prevent the compiler from moving the
          fsqrt instruction above the branch.  */
       __asm __volatile ("	fsqrt	%0,%1\n"
 				:"=f" (z):"f" (x));