Merge changes between r17700 and r17813 from /fsf/trunk.

git-svn-id: svn://svn.eglibc.org/trunk@17814 7b3dc134-2b1b-0410-93df-9e9f96275f8d

26 files changed, 217 insertions, 272 deletions

diff --git a/ports/ChangeLog.alpha b/ports/ChangeLog.alpha
index 500e2273c..c25d3f1f6 100644
--- a/ports/ChangeLog.alpha
+++ b/ports/ChangeLog.alpha
@@ -1,3 +1,15 @@
+2012-03-27  Richard Henderson  <rth@twiddle.net>
+
+	* sysdeps/alpha/elf/configure.in: Move to ...
+	* sysdeps/alpha/configure.in: ... here.  Update comment.
+	* sysdeps/alpha/configure: Regenerate.
+	* sysdeps/alpha/elf/crti.S: Move to ...
+	* sysdeps/alpha/crti.S: ... here.
+	* sysdeps/alpha/elf/crtn.S: Move to ...
+	* sysdeps/alpha/crtn.S: ... here.
+	* sysdeps/alpha/elf/start.S: Move to ...
+	* sysdeps/alpha/start.S: ... here.
+
 2012-03-21  Richard Henderson  <rth@twiddle.net>
 
 	* sysdeps/alpha/hp-timing.h: Include <_itoa.h> instead
diff --git a/ports/ChangeLog.arm b/ports/ChangeLog.arm
index f1376cdab..491cc920e 100644
--- a/ports/ChangeLog.arm
+++ b/ports/ChangeLog.arm
@@ -1,3 +1,19 @@
+2012-03-28  Joseph Myers  <joseph@codesourcery.com>
+
+	* sysdeps/unix/sysv/linux/arm/bits/mman.h (MAP_STACK): Define.
+	(MAP_HUGETLB): Likewise.
+
+2012-03-27  Joseph Myers  <joseph@codesourcery.com>
+
+	* sysdeps/arm/elf/start.S: Moved to ...
+	* sysdeps/arm/start.S: ...here.
+	* sysdeps/arm/elf/configure.in: Merge into ...
+	* sysdeps/arm/configure.in: ...here.
+	* sysdeps/arm/configure: Regenerated.
+	* sysdeps/arm/elf/configure.in: Remove file.
+	* sysdeps/arm/elf/configure: Likewise.
+	* sysdeps/unix/arm/start.c: Likewise.
+
 2012-03-20  Joseph Myers  <joseph@codesourcery.com>
 
 	* sysdeps/unix/sysv/linux/arm/register-dump.h: Include <_itoa.h>
diff --git a/ports/ChangeLog.hppa b/ports/ChangeLog.hppa
index 527147544..700c78fe0 100644
--- a/ports/ChangeLog.hppa
+++ b/ports/ChangeLog.hppa
@@ -1,3 +1,10 @@
+2012-03-22  Carlos O'Donell  <carlos@systemhalted.org>
+
+	[BZ #6730]
+
+	* sysdeps/unix/sysv/linux/hppa/bits/atomic.h: Don't negate %r21 and
+	check for -EFAULT and -ENOSYS instead.
+
 2012-03-09  Richard Henderson  <rth@twiddle.net>
 
 	* sysdeps/hppa/hppa1.1/s_signbit.c: Use <> to include math_private.h.
diff --git a/ports/ChangeLog.m68k b/ports/ChangeLog.m68k
index 04c4f93a1..8108e001c 100644
--- a/ports/ChangeLog.m68k
+++ b/ports/ChangeLog.m68k
@@ -1,3 +1,24 @@
+2012-03-27  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* sysdeps/m68k/elf/start.S: Move to ...
+	* sysdeps/m68k/start.S: ... here.
+
+2012-03-23  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* sysdeps/m68k/m680x0/fpu/libm-test-ulps: Update.
+
+	* sysdeps/m68k/m680x0/fpu/s_cexp.c: Avoid undue overflow.
+
+	* sysdeps/m68k/m680x0/fpu/bits/mathinline.h (__inline_mathop1):
+	Mark asm as volatile.
+	(__scalbn): Likewise.
+	(__lrint): Likewise.
+	(__sincos): Likewise.
+
+2012-03-22  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* sysdeps/m68k/m680x0/fpu/libm-test-ulps: Update.
+
 2012-03-21  Andreas Schwab  <schwab@linux-m68k.org>
 
 	* sysdeps/unix/sysv/linux/m68k/register-dump.h: Include <_itoa.h>
diff --git a/ports/ChangeLog.mips b/ports/ChangeLog.mips
index 44667cdea..01f51c0c4 100644
--- a/ports/ChangeLog.mips
+++ b/ports/ChangeLog.mips
@@ -1,3 +1,16 @@
+2012-03-28  Joseph Myers  <joseph@codesourcery.com>
+
+	* sysdeps/unix/sysv/linux/mips/bits/mman.h (MAP_STACK): Define.
+	(MAP_HUGETLB): Likewise.
+
+2012-03-27  Joseph Myers  <joseph@codesourcery.com>
+
+	* sysdeps/mips/elf/start.S: Moved to ...
+	* sysdeps/mips/start.S: ...here.
+	* sysdeps/mips/elf/configure.in: Moved to ...
+	* sysdeps/mips/configure.in: ...here.  Update comment.
+	* sysdeps/mips/configure: New generated file.
+
 2012-03-20  Joseph Myers  <joseph@codesourcery.com>
 
 	* sysdeps/unix/sysv/linux/mips/register-dump.h: Include <_itoa.h>
diff --git a/ports/sysdeps/alpha/elf/configure b/ports/sysdeps/alpha/configure
index 5da987591..1d0daf5a8 100644
--- a/ports/sysdeps/alpha/elf/configure
+++ b/ports/sysdeps/alpha/configure
@@ -81,7 +81,7 @@ $as_echo X/"$0" |
 }
 
 # This file is generated from configure.in by Autoconf.  DO NOT EDIT!
- # Local configure fragment for sysdeps/alpha/elf.
+ # Local configure fragment for sysdeps/alpha.
 
 # Check for support of thread-local storage handling in assembler and linker.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Alpha TLS support" >&5
diff --git a/ports/sysdeps/alpha/elf/configure.in b/ports/sysdeps/alpha/configure.in
index 75fff5374..bf8e92665 100644
--- a/ports/sysdeps/alpha/elf/configure.in
+++ b/ports/sysdeps/alpha/configure.in
@@ -1,5 +1,5 @@
 GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
-# Local configure fragment for sysdeps/alpha/elf.
+# Local configure fragment for sysdeps/alpha.
 
 # Check for support of thread-local storage handling in assembler and linker.
 AC_CACHE_CHECK(for Alpha TLS support, libc_cv_alpha_tls, [dnl
diff --git a/ports/sysdeps/alpha/elf/crti.S b/ports/sysdeps/alpha/crti.S
index bfb69d475..bfb69d475 100644
--- a/ports/sysdeps/alpha/elf/crti.S
+++ b/ports/sysdeps/alpha/crti.S
diff --git a/ports/sysdeps/alpha/elf/crtn.S b/ports/sysdeps/alpha/crtn.S
index 72b3c8aaa..72b3c8aaa 100644
--- a/ports/sysdeps/alpha/elf/crtn.S
+++ b/ports/sysdeps/alpha/crtn.S
diff --git a/ports/sysdeps/alpha/elf/start.S b/ports/sysdeps/alpha/start.S
index 4875536ad..4875536ad 100644
--- a/ports/sysdeps/alpha/elf/start.S
+++ b/ports/sysdeps/alpha/start.S
diff --git a/ports/sysdeps/arm/configure b/ports/sysdeps/arm/configure
index ab2371fce..651d46a34 100644
--- a/ports/sysdeps/arm/configure
+++ b/ports/sysdeps/arm/configure
@@ -83,6 +83,44 @@ $as_echo X/"$0" |
 # This file is generated from configure.in by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/arm.
 
+# Check for support of thread-local storage handling in assembler and
+# linker.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ARM TLS support" >&5
+$as_echo_n "checking for ARM TLS support... " >&6; }
+if ${libc_cv_arm_tls+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat > conftest.s <<\EOF
+	.section ".tdata", "awT", %progbits
+	.globl foo
+foo:	.long	1
+	.section ".tbss", "awT", %nobits
+	.globl bar
+bar:	.skip	4
+	.text
+.word	foo(tpoff)
+.word	foo(tlsgd)
+EOF
+if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'
+  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then
+  libc_cv_arm_tls=yes
+else
+  libc_cv_arm_tls=no
+fi
+rm -f conftest*
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_arm_tls" >&5
+$as_echo "$libc_cv_arm_tls" >&6; }
+if test $libc_cv_arm_tls = no; then
+  as_fn_error $? "the assembler must support TLS" "$LINENO" 5
+fi
+
+#AC_DEFINE(PI_STATIC_AND_HIDDEN)
+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the CFI directive .cfi_sections is supported" >&5
 $as_echo_n "checking whether the CFI directive .cfi_sections is supported... " >&6; }
 if ${libc_cv_asm_cfi_directive_sections+:} false; then :
diff --git a/ports/sysdeps/arm/configure.in b/ports/sysdeps/arm/configure.in
index 9f4ff3b73..706add2d6 100644
--- a/ports/sysdeps/arm/configure.in
+++ b/ports/sysdeps/arm/configure.in
@@ -1,6 +1,37 @@
 GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
 # Local configure fragment for sysdeps/arm.
 
+# Check for support of thread-local storage handling in assembler and
+# linker.
+AC_CACHE_CHECK(for ARM TLS support, libc_cv_arm_tls, [dnl
+cat > conftest.s <<\EOF
+	.section ".tdata", "awT", %progbits
+	.globl foo
+foo:	.long	1
+	.section ".tbss", "awT", %nobits
+	.globl bar
+bar:	.skip	4
+	.text
+.word	foo(tpoff)
+.word	foo(tlsgd)
+EOF
+dnl
+if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
+  libc_cv_arm_tls=yes
+else
+  libc_cv_arm_tls=no
+fi
+rm -f conftest*])
+if test $libc_cv_arm_tls = no; then
+  AC_MSG_ERROR([the assembler must support TLS])
+fi
+
+dnl It is always possible to access static and hidden symbols in an
+dnl position independent way.
+dnl NOTE: This feature was added by the GCC TLS patches.  We should test for
+dnl it.  Until we do, don't define it.
+#AC_DEFINE(PI_STATIC_AND_HIDDEN)
+
 AC_CACHE_CHECK([whether the CFI directive .cfi_sections is supported],
   [libc_cv_asm_cfi_directive_sections],
   [cat > conftest.s <<EOF
diff --git a/ports/sysdeps/arm/elf/configure b/ports/sysdeps/arm/elf/configure
deleted file mode 100644
index 49d57a4da..000000000
--- a/ports/sysdeps/arm/elf/configure
+++ /dev/null
@@ -1,122 +0,0 @@
-
-# as_fn_set_status STATUS
-# -----------------------
-# Set $? to STATUS, without forking.
-as_fn_set_status ()
-{
-  return $1
-} # as_fn_set_status
-
-# as_fn_exit STATUS
-# -----------------
-# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
-as_fn_exit ()
-{
-  set +e
-  as_fn_set_status $1
-  exit $1
-} # as_fn_exit
-if expr a : '\(a\)' >/dev/null 2>&1 &&
-   test "X`expr 00001 : '.*\(...\)'`" = X001; then
-  as_expr=expr
-else
-  as_expr=false
-fi
-
-if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
-  as_basename=basename
-else
-  as_basename=false
-fi
-
-as_me=`$as_basename -- "$0" ||
-$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
-	 X"$0" : 'X\(//\)$' \| \
-	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X/"$0" |
-    sed '/^.*\/\([^/][^/]*\)\/*$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\/\(\/\/\)$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\/\(\/\).*/{
-	    s//\1/
-	    q
-	  }
-	  s/.*/./; q'`
-
-
-  as_lineno_1=$LINENO as_lineno_1a=$LINENO
-  as_lineno_2=$LINENO as_lineno_2a=$LINENO
-  eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
-  test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
-  # Blame Lee E. McMahon (1931-1989) for sed's syntax.  :-)
-  sed -n '
-    p
-    /[$]LINENO/=
-  ' <$as_myself |
-    sed '
-      s/[$]LINENO.*/&-/
-      t lineno
-      b
-      :lineno
-      N
-      :loop
-      s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
-      t loop
-      s/-\n.*//
-    ' >$as_me.lineno &&
-  chmod +x "$as_me.lineno" ||
-    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
-
-  # Don't try to exec as it changes $[0], causing all sort of problems
-  # (the dirname of $[0] is not the place where we might find the
-  # original and so on.  Autoconf is especially sensitive to this).
-  . "./$as_me.lineno"
-  # Exit status is that of the last command.
-  exit
-}
-
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
- # Local configure fragment for sysdeps/arm/elf.
-
-# Check for support of thread-local storage handling in assembler and
-# linker.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ARM TLS support" >&5
-$as_echo_n "checking for ARM TLS support... " >&6; }
-if ${libc_cv_arm_tls+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat > conftest.s <<\EOF
-	.section ".tdata", "awT", %progbits
-	.globl foo
-foo:	.long	1
-	.section ".tbss", "awT", %nobits
-	.globl bar
-bar:	.skip	4
-	.text
-.word	foo(tpoff)
-.word	foo(tlsgd)
-EOF
-if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'
-  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }; then
-  libc_cv_arm_tls=yes
-else
-  libc_cv_arm_tls=no
-fi
-rm -f conftest*
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_arm_tls" >&5
-$as_echo "$libc_cv_arm_tls" >&6; }
-if test $libc_cv_arm_tls = no; then
-  as_fn_error $? "the assembler must support TLS" "$LINENO" 5
-fi
-
-#AC_DEFINE(PI_STATIC_AND_HIDDEN)
diff --git a/ports/sysdeps/arm/elf/configure.in b/ports/sysdeps/arm/elf/configure.in
deleted file mode 100644
index 123a32186..000000000
--- a/ports/sysdeps/arm/elf/configure.in
+++ /dev/null
@@ -1,33 +0,0 @@
-GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
-# Local configure fragment for sysdeps/arm/elf.
-
-# Check for support of thread-local storage handling in assembler and
-# linker.
-AC_CACHE_CHECK(for ARM TLS support, libc_cv_arm_tls, [dnl
-cat > conftest.s <<\EOF
-	.section ".tdata", "awT", %progbits
-	.globl foo
-foo:	.long	1
-	.section ".tbss", "awT", %nobits
-	.globl bar
-bar:	.skip	4
-	.text
-.word	foo(tpoff)
-.word	foo(tlsgd)
-EOF
-dnl
-if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
-  libc_cv_arm_tls=yes
-else
-  libc_cv_arm_tls=no
-fi
-rm -f conftest*])
-if test $libc_cv_arm_tls = no; then
-  AC_MSG_ERROR([the assembler must support TLS])
-fi
-
-dnl It is always possible to access static and hidden symbols in an
-dnl position independent way.
-dnl NOTE: This feature was added by the GCC TLS patches.  We should test for
-dnl it.  Until we do, don't define it.
-#AC_DEFINE(PI_STATIC_AND_HIDDEN)
diff --git a/ports/sysdeps/arm/elf/start.S b/ports/sysdeps/arm/start.S
index a857d8b97..a857d8b97 100644
--- a/ports/sysdeps/arm/elf/start.S
+++ b/ports/sysdeps/arm/start.S
diff --git a/ports/sysdeps/m68k/m680x0/fpu/bits/mathinline.h b/ports/sysdeps/m68k/m680x0/fpu/bits/mathinline.h
index 8d4e30a4a..ffcc39edf 100644
--- a/ports/sysdeps/m68k/m680x0/fpu/bits/mathinline.h
+++ b/ports/sysdeps/m68k/m680x0/fpu/bits/mathinline.h
@@ -146,7 +146,8 @@ __NTH (__signbitl (long double __x))
   __m81_defun (float_type, func, (float_type __mathop_x))		      \
   {									      \
     float_type __result;						      \
-    __asm("f" __STRING(op) "%.x %1, %0" : "=f" (__result) : "f" (__mathop_x));\
+    __asm __volatile__ ("f" __STRING(op) "%.x %1, %0"			      \
+			: "=f" (__result) : "f" (__mathop_x));		      \
     return __result;							      \
   }
 
@@ -243,8 +244,8 @@ __m81_defun (int, __CONCAT(__isinf,s), (float_type __value))	  	  \
   /* There is no branch-condition for infinity,				  \
      so we must extract and examine the condition codes manually.  */	  \
   unsigned long int __fpsr;						  \
-  __asm("ftst%.x %1\n"							  \
-	"fmove%.l %/fpsr, %0" : "=dm" (__fpsr) : "f" (__value));	  \
+  __asm ("ftst%.x %1\n"							  \
+	 "fmove%.l %/fpsr, %0" : "=dm" (__fpsr) : "f" (__value));	  \
   return (__fpsr & (2 << 24)) ? (__fpsr & (8 << 24) ? -1 : 1) : 0;	  \
 }									  \
 									  \
@@ -262,7 +263,8 @@ __m81_defun (float_type, __CONCAT(__scalbn,s),				  \
 	     (float_type __x, int __n))					  \
 {									  \
   float_type __result;							  \
-  __asm ("fscale%.l %1, %0" : "=f" (__result) : "dmi" (__n), "0" (__x));  \
+  __asm __volatile__  ("fscale%.l %1, %0" : "=f" (__result)		  \
+		       : "dmi" (__n), "0" (__x));			  \
   return __result;							  \
 }
 
@@ -279,8 +281,8 @@ __inline_functions(long double,l)
 __m81_defun (int, __CONCAT(__isnan,s), (float_type __value))	  	  \
 {									  \
   char __result;							  \
-  __asm("ftst%.x %1\n"							  \
-	"fsun %0" : "=dm" (__result) : "f" (__value));			  \
+  __asm ("ftst%.x %1\n"							  \
+	 "fsun %0" : "=dm" (__result) : "f" (__value));			  \
   return __result;							  \
 }
 
@@ -319,7 +321,7 @@ __m81_defun (float_type, __CONCAT(__nearbyint,s), (float_type __x))	  \
 __m81_defun (long int, __CONCAT(__lrint,s), (float_type __x))		  \
 {									  \
   long int __result;							  \
-  __asm ("fmove%.l %1, %0" : "=dm" (__result) : "f" (__x));		  \
+  __asm __volatile__ ("fmove%.l %1, %0" : "=dm" (__result) : "f" (__x));  \
   return __result;							  \
 }
 
@@ -337,8 +339,8 @@ __m81_inline void							\
 __NTH (__m81_u(__CONCAT(__sincos,s))(float_type __x, float_type *__sinx, \
 				     float_type *__cosx))		\
 {									\
-  __asm ("fsincos%.x %2,%1:%0"						\
-	 : "=f" (*__sinx), "=f" (*__cosx) : "f" (__x));			\
+  __asm __volatile__ ("fsincos%.x %2,%1:%0"				\
+		      : "=f" (*__sinx), "=f" (*__cosx) : "f" (__x));	\
 }
 
 __inline_functions (double,)
diff --git a/ports/sysdeps/m68k/m680x0/fpu/libm-test-ulps b/ports/sysdeps/m68k/m680x0/fpu/libm-test-ulps
index 8d6478cfe..b153ba9be 100644
--- a/ports/sysdeps/m68k/m680x0/fpu/libm-test-ulps
+++ b/ports/sysdeps/m68k/m680x0/fpu/libm-test-ulps
@@ -439,12 +439,18 @@ ildouble: 1
 ldouble: 1
 
 # cexp
+Test "Real part of: cexp (-10000 + 0x1p16383 i) == 1.045876464564882298442774542991176546722e-4343 + 4.421154026488516836023811173959413420548e-4344 i":
+ildouble: 1
+ldouble: 1
 Test "Real part of: cexp (-2.0 - 3.0 i) == -0.13398091492954261346140525546115575 - 0.019098516261135196432576240858800925 i":
 float: 1
 ifloat: 1
 Test "Imaginary part of: cexp (-2.0 - 3.0 i) == -0.13398091492954261346140525546115575 - 0.019098516261135196432576240858800925 i":
 float: 1
 ifloat: 1
+Test "Real part of: cexp (-95 + 0.75 i) == 4.039714446238306526889476684000081624047e-42 + 3.763383677300535390271646960780570275931e-42 i":
+ildouble: 1
+ldouble: 1
 Test "Real part of: cexp (0.75 + 1.25 i) == 0.667537446429131586942201977015932112 + 2.00900045494094876258347228145863909 i":
 float: 2
 ifloat: 2
@@ -453,6 +459,21 @@ float: 1
 ifloat: 1
 ildouble: 1
 ldouble: 1
+Test "Imaginary part of: cexp (11356.5625 + 0.75 i) == 9.052188470850960144814815984311663764287e4931 + 8.432986734191301036267148978260970230200e4931 i":
+ildouble: 1
+ldouble: 1
+Test "Imaginary part of: cexp (50 + 0x1p127 i) == 4.053997150228616856622417636046265337193e21 + 3.232070315463388524466674772633810238819e21 i":
+ildouble: 1
+ldouble: 1
+Test "Real part of: cexp (709.8125 + 0.75 i) == 1.355121963080879535248452862759108365762e308 + 1.262426823598609432507811340856186873507e308 i":
+ildouble: 1
+ldouble: 1
+Test "Real part of: cexp (88.75 + 0.75 i) == 2.558360358486542817001900410314204322891e38 + 2.383359453227311447654736314679677655100e38 i":
+ildouble: 1
+ldouble: 1
+Test "Imaginary part of: cexp (88.75 + 0.75 i) == 2.558360358486542817001900410314204322891e38 + 2.383359453227311447654736314679677655100e38 i":
+ildouble: 1
+ldouble: 1
 
 # clog
 Test "Real part of: clog (0.75 + 1.25 i) == 0.376885901188190075998919126749298416 + 1.03037682652431246378774332703115153 i":
@@ -1128,8 +1149,8 @@ ifloat: 5
 ildouble: 2
 ldouble: 2
 Test "jn (10, 2.0) == 0.251538628271673670963516093751820639e-6":
-float: 2
-ifloat: 2
+float: 3
+ifloat: 3
 ildouble: 1
 ldouble: 1
 Test "jn (2, 0x1.ffff62p+99) == -4.43860668048170034334926693188979974489e-16":
@@ -1941,6 +1962,8 @@ ldouble: 1
 Function: Real part of "cexp":
 float: 2
 ifloat: 2
+ildouble: 1
+ldouble: 1
 
 Function: Imaginary part of "cexp":
 float: 1
diff --git a/ports/sysdeps/m68k/m680x0/fpu/s_cexp.c b/ports/sysdeps/m68k/m680x0/fpu/s_cexp.c
index 62cddbdad..c2a9f1d22 100644
--- a/ports/sysdeps/m68k/m680x0/fpu/s_cexp.c
+++ b/ports/sysdeps/m68k/m680x0/fpu/s_cexp.c
@@ -17,6 +17,7 @@
    License along with the GNU C Library.  If not, see
    <http://www.gnu.org/licenses/>.  */
 
+#include <float.h>
 #include <complex.h>
 #include <math.h>
 #include "mathimpl.h"
@@ -43,26 +44,46 @@ s(__cexp) (__complex__ float_type x)
   if ((ix_cond & (__M81_COND_NAN|__M81_COND_INF)) == 0)
     {
       /* Imaginary part is finite.  */
-      float_type exp_val = m81(__ieee754_exp) (__real__ x);
+      unsigned long rx_cond = __m81_test (__real__ x);
 
-      __real__ retval = __imag__ retval = exp_val;
-      if (m81(__finite) (exp_val))
+      if ((rx_cond & (__M81_COND_NAN|__M81_COND_INF)) == 0)
 	{
-	  float_type sin_ix, cos_ix;
-	  __asm ("fsincos%.x %2,%1:%0" : "=f" (sin_ix), "=f" (cos_ix)
-		 : "f" (__imag__ x));
-	  __real__ retval *= cos_ix;
+	  const int t = (int) ((LDBL_MAX_EXP - 1) * M_LN2l);
+	  long double sin_ix, cos_ix, exp_val;
+
+	  __m81_u (__sincosl) (__imag__ x, &sin_ix, &cos_ix);
+
+	  if (__real__ x > t)
+	    {
+	      long double exp_t = __m81_u(__ieee754_expl) (t);
+	      __real__ x -= t;
+	      sin_ix *= exp_t;
+	      cos_ix *= exp_t;
+	      if (__real__ x > t)
+		{
+		  __real__ x -= t;
+		  sin_ix *= exp_t;
+		  cos_ix *= exp_t;
+		}
+	    }
+
+	  exp_val = __m81_u(__ieee754_expl) (__real__ x);
+	  __real__ retval = exp_val * cos_ix;
 	  if (ix_cond & __M81_COND_ZERO)
 	    __imag__ retval = __imag__ x;
 	  else
-	    __imag__ retval *= sin_ix;
+	    __imag__ retval = exp_val * sin_ix;
 	}
       else
 	{
 	  /* Compute the sign of the result.  */
-	  float_type remainder, pi_2;
+	  long double remainder, pi_2;
 	  int quadrant;
 
+	  if ((rx_cond & (__M81_COND_NAN|__M81_COND_NEG)) == __M81_COND_NEG)
+	    __real__ retval = __imag__ retval = 0.0;
+	  else
+	    __real__ retval = __imag__ retval = __real__ x;
 	  __asm ("fmovecr %#0,%0\n\tfscale%.w %#-1,%0" : "=f" (pi_2));
 	  __asm ("fmod%.x %2,%0\n\tfmove%.l %/fpsr,%1"
 		 : "=f" (remainder), "=dm" (quadrant)
@@ -83,7 +104,7 @@ s(__cexp) (__complex__ float_type x)
 	      __imag__ retval = -__imag__ retval;
 	      break;
 	    }
-	  if (ix_cond & __M81_COND_ZERO && !m81(__isnan) (exp_val))
+	  if (ix_cond & __M81_COND_ZERO && (rx_cond & __M81_COND_NAN) == 0)
 	    __imag__ retval = __imag__ x;
 	}
     }
diff --git a/ports/sysdeps/m68k/elf/start.S b/ports/sysdeps/m68k/start.S
index 7c3e99aa7..7c3e99aa7 100644
--- a/ports/sysdeps/m68k/elf/start.S
+++ b/ports/sysdeps/m68k/start.S
diff --git a/ports/sysdeps/mips/elf/configure b/ports/sysdeps/mips/configure
index 3cf02e0f1..e80f0a01a 100644
--- a/ports/sysdeps/mips/elf/configure
+++ b/ports/sysdeps/mips/configure
@@ -81,7 +81,7 @@ $as_echo X/"$0" |
 }
 
 # This file is generated from configure.in by Autoconf.  DO NOT EDIT!
- # Local configure fragment for sysdeps/mips/elf.
+ # Local configure fragment for sysdeps/mips.
 
 # Check for support of thread-local storage handling in assembler and
 # linker.
diff --git a/ports/sysdeps/mips/elf/configure.in b/ports/sysdeps/mips/configure.in
index 5cb5a742e..ed92d2938 100644
--- a/ports/sysdeps/mips/elf/configure.in
+++ b/ports/sysdeps/mips/configure.in
@@ -1,5 +1,5 @@
 GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
-# Local configure fragment for sysdeps/mips/elf.
+# Local configure fragment for sysdeps/mips.
 
 # Check for support of thread-local storage handling in assembler and
 # linker.
diff --git a/ports/sysdeps/mips/elf/start.S b/ports/sysdeps/mips/start.S
index fa0cfe14e..fa0cfe14e 100644
--- a/ports/sysdeps/mips/elf/start.S
+++ b/ports/sysdeps/mips/start.S
diff --git a/ports/sysdeps/unix/arm/start.c b/ports/sysdeps/unix/arm/start.c
deleted file mode 100644
index e9a032b9d..000000000
--- a/ports/sysdeps/unix/arm/start.c
+++ /dev/null
@@ -1,85 +0,0 @@
-/* Special startup code for ARM a.out binaries.
-   Copyright (C) 1998, 2004, 2012 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
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   In addition to the permissions in the GNU Lesser General Public
-   License, the Free Software Foundation gives you unlimited
-   permission to link the compiled version of this file with other
-   programs, and to distribute those programs without any restriction
-   coming from the use of this file. (The GNU Lesser General Public
-   License restrictions do apply in other respects; for example, they
-   cover modification of the file, and distribution when not linked
-   into another program.)
-
-   Note that people who make modified versions of this file are not
-   obligated to grant this special exception for their modified
-   versions; it is their choice whether to do so. The GNU Lesser
-   General Public License gives permission to release a modified
-   version without this exception; this exception also makes it
-   possible to release a modified version which carries forward this
-   exception.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library.  If not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <errno.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <sysdep.h>
-
-/* The first piece of initialized data.  */
-int __data_start = 0;
-weak_alias (__data_start, data_start)
-
-extern void __libc_init (int argc, char **argv, char **envp);
-extern int main (int argc, char **argv, char **envp);
-
-/* N.B.: It is important that this be the first function.
-   This file is the first thing in the text section.  */
-
-/* If this was in C it might create its own stack frame and
-   screw up the arguments.  */
-asm (".text; .globl _start; _start: B start1");
-
-/* Fool gcc into thinking that more args are passed.  This makes it look
-   on the stack (correctly) for the real arguments.  It causes somewhat
-   strange register usage in start1(), but we aren't too bothered about
-   that at the moment. */
-#define DUMMIES a1, a2, a3, a4
-
-#ifdef	DUMMIES
-#define	ARG_DUMMIES	DUMMIES,
-#define	DECL_DUMMIES	int DUMMIES;
-#else
-#define	ARG_DUMMIES
-#define	DECL_DUMMIES
-#endif
-
-/* ARGSUSED */
-static void
-start1 (ARG_DUMMIES argc, argv, envp)
-     DECL_DUMMIES
-     int argc;
-     char **argv;
-     char **envp;
-{
-  /* Store a pointer to the environment.  */
-  __environ = envp;
-
-  /* Do C library initializations.  */
-  __libc_init (argc, argv, __environ);
-
-  /* Call the user program.  */
-  exit (main (argc, argv, __environ));
-}
diff --git a/ports/sysdeps/unix/sysv/linux/arm/bits/mman.h b/ports/sysdeps/unix/sysv/linux/arm/bits/mman.h
index 0b24db103..46c7249f7 100644
--- a/ports/sysdeps/unix/sysv/linux/arm/bits/mman.h
+++ b/ports/sysdeps/unix/sysv/linux/arm/bits/mman.h
@@ -1,6 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/ARM version.
-   Copyright (C) 1997, 2000, 2003, 2005, 2006, 2009, 2011
-   Free Software Foundation, Inc.
+   Copyright (C) 1997-2012 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
@@ -63,6 +62,8 @@
 # define MAP_NORESERVE	0x04000		/* Don't check for reservations.  */
 # define MAP_POPULATE	0x08000		/* Populate (prefault) pagetables.  */
 # define MAP_NONBLOCK	0x10000		/* Do not block on IO.  */
+# define MAP_STACK	0x20000		/* Allocation is for a stack.  */
+# define MAP_HUGETLB	0x40000		/* Create huge page mapping.  */
 #endif
 
 /* Flags to `msync'.  */
diff --git a/ports/sysdeps/unix/sysv/linux/hppa/bits/atomic.h b/ports/sysdeps/unix/sysv/linux/hppa/bits/atomic.h
index 89823d279..457c2e967 100644
--- a/ports/sysdeps/unix/sysv/linux/hppa/bits/atomic.h
+++ b/ports/sysdeps/unix/sysv/linux/hppa/bits/atomic.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2003 Free Software Foundation, Inc.
+/* Copyright (C) 2003-2012 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Carlos O'Donell <carlos@baldric.uwo.ca>, 2005.
 
@@ -79,14 +79,13 @@ typedef uintmax_t uatomic_max_t;
 	"cmpb,=,n %%r25, %%r21, 0b		\n\t"			\
 	"nop					\n\t"			\
 	"stw	%%r28, %0			\n\t"			\
-        "sub	%%r0, %%r21, %%r21		\n\t"			\
 	"stw	%%r21, %1			\n\t"			\
 	: "=m" (lws_ret), "=m" (lws_errno) 				\
         : "r" (mem), "r" (oldval), "r" (newval)				\
 	: _LWS_CLOBBER							\
      );									\
     									\
-     if(lws_errno == EFAULT || lws_errno == ENOSYS)			\
+     if(lws_errno == -EFAULT || lws_errno == -ENOSYS)			\
      	ABORT_INSTRUCTION;						\
     									\
      lws_ret;								\
diff --git a/ports/sysdeps/unix/sysv/linux/mips/bits/mman.h b/ports/sysdeps/unix/sysv/linux/mips/bits/mman.h
index d23a766b3..e9c919b8c 100644
--- a/ports/sysdeps/unix/sysv/linux/mips/bits/mman.h
+++ b/ports/sysdeps/unix/sysv/linux/mips/bits/mman.h
@@ -1,6 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/MIPS version.
-   Copyright (C) 1997, 2000, 2003, 2004, 2005, 2006, 2009, 2011
-   Free Software Foundation, Inc.
+   Copyright (C) 1997-2012 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
@@ -65,6 +64,8 @@
 # define MAP_LOCKED	0x8000		/* pages are locked */
 # define MAP_POPULATE   0x10000         /* populate (prefault) pagetables */
 # define MAP_NONBLOCK   0x20000         /* do not block on IO */
+# define MAP_STACK	0x40000		/* Allocation is for a stack.  */
+# define MAP_HUGETLB	0x80000		/* Create huge page mapping.  */
 #endif
 
 /* Flags to `msync'.  */