Remove obsolete Solaris 9 support

	libstdc++-v3:
	* configure.host: Remove solaris2.9 handling.
	Change os_include_dir to os/solaris/solaris2.10.
	* acinclude.m4 (ac_has_gthreads): Remove solaris2.9* handling.
	* crossconfig.m4: Remove *-solaris2.9 handling, simplify.
	* configure: Regenerate.
	* config/abi/post/solaris2.9: Remove.
	* config/os/solaris/solaris2.9: Rename to ...
	* config/os/solaris/solaris2.10: ... this.
	* config/os/solaris/solaris2.10/os_defines.h (CLOCK_MONOTONIC):
	Remove.

	* doc/xml/manual/configure.xml (--enable-libstdcxx-threads):
	Remove Solaris 9 reference.
	* doc/html/manual/configure.html: Regenerate.

	* testsuite/27_io/basic_istream/extractors_arithmetic/char/12.cc:
	Remove *-*-solaris2.9 xfail.
	* testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/12.cc:
	Likewise.

	* testsuite/ext/enc_filebuf/char/13598.cc: Remove *-*-solaris2.9
	xfail.

	libjava:
	* configure.ac (THREADLIBS, THREADSPEC): Remove *-*-solaris2.9
	handling.
	* configure: Regenerate.

	libgfortran:
	* config/fpu-387.h [__sun__ && __svr4__]: Remove SSE execution
	check.

	libgcc:
	* config/i386/crtfastmath.c (set_fast_math): Remove SSE execution
	check.
	* config/i386/sol2-unwind.h (x86_fallback_frame_state): Remove
	Solaris 9 single-threaded support.
	* config/sparc/sol2-unwind.h (sparc64_is_sighandler): Remove
	Solaris 9 single-threaded support.  Add call_user_handler code
	sequences.
	(sparc_is_sighandler): Likewise.

	libcpp:
	* lex.c: Remove Solaris 9 reference.

	gcc/testsuite:
	* gcc.c-torture/compile/pr28865.c: Remove dg-xfail-if.

	* gcc.dg/c99-stdint-6.c: Remove dg-options for *-*-solaris2.9.
	* gcc.dg/lto/20090210_0.c: Remove dg-extra-ld-options for
	*-*-solaris2.9.
	* gcc.dg/torture/pr47917.c: Remove dg-options for *-*-solaris2.9.
	* gcc.target/i386/pr22076.c: Remove i?86-*-solaris2.9 handling
	from dg-options.
	* gcc.target/i386/pr22152.c: Remove i?86-*-solaris2.9 handling
	from dg-additional-options.
	* gcc.target/i386/vect8-ret.c: Remove i?86-*-solaris2.9 handling
	from dg-options.

	* gcc.dg/vect/tree-vect.h (check_vect): Remove Solaris 9 SSE2
	execution check.
	* gcc.target/i386/sse-os-support.h [__sun__ && __svr4__]
	(sigill_hdlr): Remove.
	(sse_os_support) [__sun__ && __svr4__]: Remove SSE execution
	check.

	* gfortran.dg/erf_3.F90: Remove sparc*-*-solaris2.9* handling.
	* gfortran.dg/fmt_en.f90: Remove i?86-*-solaris2.9* handling.
	* gfortran.dg/round_4.f90: Remove *-*-solaris2.9* handling.

	* lib/target-supports.exp (add_options_for_tls): Remove
	*-*-solaris2.9* handling.

	gcc:
	* config.gcc (enable_obsolete): Remove *-*-solaris2.9*.
	(*-*-solaris2.[0-9] | *-*-solaris2.[0-9].*): Mark unsupported.
	(*-*-solaris2*): Simplify.
	(i[34567]86-*-solaris2* | x86_64-*-solaris2.1[0-9]*): Likewise.
	(i[34567]86-*-solaris2* | x86_64-*-solaris2.1[0-9]*): Remove
	*-*-solaris2.9* handling.

	* configure.ac (gcc_cv_as_hidden): Remove test for Solaris 9/x86
	as bug.
	(gcc_cv_ld_hidden): Remove *-*-solaris2.9* handling.
	(ld_tls_support): Remove i?86-*-solaris2.9, sparc*-*-solaris2.9
	handling, simplify.
	(gcc_cv_as_gstabs_flag): Remove workaround for Solaris 9/x86 as bug.
	* configure: Regenerate.

	* config/i386/sol2-9.h: Remove.

	* doc/install.texi (Specific, i?86-*-solaris2.9): Remove.
	(Specific, *-*-solaris2*): Mention Solaris 9 support removal.
	Remove Solaris 9 references.

	fixincludes:
	* inclhack.def (math_exception): Bypass on *-*-solaris2.1[0-9]*.
	(solaris_int_types): Remove.
	(solaris_longjmp_noreturn): Remove.
	(solaris_mutex_init_2): Remove.
	(solaris_once_init_2): Remove.
	(solaris_sys_va_list): Remove.
	* fixincl.x: Regenerate.
	* tests/base/iso/setjmp_iso.h: Remove.
	* tests/base/pthread.h [SOLARIS_MUTEX_INIT_2_CHECK]: Remove.
	[SOLARIS_ONCE_INIT_1_CHECK]: Remove wrapping done by
	solaris_once_init_2.
	[SOLARIS_ONCE_INIT_2_CHECK]: Remove.
	* tests/base/sys/int_types.h: Remove.
	* tests/base/sys/va_list.h: Remove.

	contrib:
	* config-list.mk (LIST): Remove sparc-sun-solaris2.9, i686-solaris2.9.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@209621 138bc75d-0d04-0410-961f-82ee72b054a4

4 files changed, 70 insertions, 147 deletions

diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index edac501b01c..d128b08a8ad 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,14 @@
+2014-04-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config/i386/crtfastmath.c (set_fast_math): Remove SSE execution
+	check.
+	* config/i386/sol2-unwind.h (x86_fallback_frame_state): Remove
+	Solaris 9 single-threaded support.
+	* config/sparc/sol2-unwind.h (sparc64_is_sighandler): Remove
+	Solaris 9 single-threaded support.  Add call_user_handler code
+	sequences.
+	(sparc_is_sighandler): Likewise.
+
 2014-03-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 
 	* config.host: Append t-floattodi to tmake_file depending on
diff --git a/libgcc/config/i386/crtfastmath.c b/libgcc/config/i386/crtfastmath.c
index ad359d418fd..24a08843286 100644
--- a/libgcc/config/i386/crtfastmath.c
+++ b/libgcc/config/i386/crtfastmath.c
@@ -70,28 +70,6 @@ set_fast_math (void)
     {
       unsigned int mxcsr;
   
-#if defined __sun__ && defined __svr4__
-      /* Solaris 2 before Solaris 9 4/04 cannot execute SSE instructions even
-	 if the CPU supports them.  Programs receive SIGILL instead, so check
-	 for that at runtime.  */
-      struct sigaction act, oact;
-
-      act.sa_handler = sigill_hdlr;
-      sigemptyset (&act.sa_mask);
-      /* Need to set SA_SIGINFO so a ucontext_t * is passed to the handler.  */
-      act.sa_flags = SA_SIGINFO;
-      sigaction (SIGILL, &act, &oact);
-
-      /* We need a single SSE instruction here so the handler can safely skip
-	 over it.  */
-      __asm__ volatile ("movaps %xmm0,%xmm0");
-
-      sigaction (SIGILL, &oact, NULL);
-
-      if (sigill_caught)
-	return;
-#endif /* __sun__ && __svr4__ */
-
       if (edx & bit_FXSAVE)
 	{
 	  /* Check if DAZ is available.  */
diff --git a/libgcc/config/i386/sol2-unwind.h b/libgcc/config/i386/sol2-unwind.h
index e5de56370d8..1a1770cc822 100644
--- a/libgcc/config/i386/sol2-unwind.h
+++ b/libgcc/config/i386/sol2-unwind.h
@@ -144,26 +144,8 @@ x86_fallback_frame_state (struct _Unwind_Context *context,
   mcontext_t *mctx;
   long new_cfa;
 
-  if (/* Solaris 9 - single-threaded
-	----------------------------
-         <sigacthandler+16>:    mov    0x244(%ebx),%ecx
-	 <sigacthandler+22>:    mov    0x8(%ebp),%eax
-	 <sigacthandler+25>:    mov    (%ecx,%eax,4),%ecx
-	 <sigacthandler+28>:    pushl  0x10(%ebp)
-	 <sigacthandler+31>:    pushl  0xc(%ebp)
-	 <sigacthandler+34>:    push   %eax
-	 <sigacthandler+35>:    call   *%ecx
-	 <sigacthandler+37>:    add    $0xc,%esp	<--- PC
-	 <sigacthandler+40>:    pushl  0x10(%ebp) */
-      (*(unsigned long *)(pc - 21) == 0x2448b8b
-       && *(unsigned long *)(pc - 17) == 0x458b0000
-       && *(unsigned long *)(pc - 13) == 0x810c8b08
-       && *(unsigned long *)(pc - 9)  == 0xff1075ff
-       && *(unsigned long *)(pc - 5)  == 0xff500c75
-       && *(unsigned long *)(pc - 1)  == 0xcc483d1)
-
-      || /* Solaris 9 - multi-threaded, Solaris 10
-	   ---------------------------------------
+  if (/* Solaris 10
+	-----------
 	   <__sighndlr+0>:      push   %ebp
 	   <__sighndlr+1>:      mov    %esp,%ebp
 	   <__sighndlr+3>:      pushl  0x10(%ebp)
diff --git a/libgcc/config/sparc/sol2-unwind.h b/libgcc/config/sparc/sol2-unwind.h
index 37807f9a994..f0ececa3c96 100644
--- a/libgcc/config/sparc/sol2-unwind.h
+++ b/libgcc/config/sparc/sol2-unwind.h
@@ -36,44 +36,6 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 static int
 sparc64_is_sighandler (unsigned int *pc, void *cfa, int *nframes)
 {
-  if (/* Solaris 9 - single-threaded
-	----------------------------
-	The pattern changes slightly in different versions of the
-	operating system, so we skip the comparison against pc[-6] for
-	Solaris 9.
-
-	<sigacthandler+24>:  sra  %i0, 0, %l1
-
-	Solaris 9 5/02:
-	<sigacthandler+28>:  ldx  [ %o2 + 0xf68 ], %g5
-	Solaris 9 9/05:
-	<sigacthandler+28>:  ldx  [ %o2 + 0xe50 ], %g5
-
-	<sigacthandler+32>:  sllx  %l1, 3, %g4
-	<sigacthandler+36>:  mov  %l1, %o0
-	<sigacthandler+40>:  ldx  [ %g4 + %g5 ], %l0
-	<sigacthandler+44>:  call  %l0
-	<sigacthandler+48>:  mov  %i2, %o2
-	<sigacthandler+52>:  cmp  %l1, 8	<--- PC  */
-      (   pc[-7] == 0xa33e2000
-       /* skip pc[-6] */
-       && pc[-5] == 0x892c7003
-       && pc[-4] == 0x90100011
-       && pc[-3] == 0xe0590005
-       && pc[-2] == 0x9fc40000
-       && pc[-1] == 0x9410001a
-       && pc[ 0] == 0x80a46008))
-    {
-      /* We need to move up one frame:
-
-		<signal handler>	<-- context->cfa
-		sigacthandler
-		<kernel>
-      */
-      *nframes = 1;
-      return 1;
-    }
-
   if (/* Solaris 8+ - multi-threaded
 	----------------------------
 	<__sighndlr>:        save  %sp, -176, %sp
@@ -101,19 +63,35 @@ sparc64_is_sighandler (unsigned int *pc, void *cfa, int *nframes)
 	= *(unsigned int *)(*(unsigned long *)(cfa + 15*8) - 4);
 
       if (cuh_pattern == 0x92100019)
-	/* This matches the call_user_handler pattern for Solaris 11.
-	   This is the same setup as for Solaris 9, see below.  */
+	/* This matches the call_user_handler pattern in Solaris 11
+	   libc.so.1:
+
+	   <call_user_handler+864>:     mov  %i1, %o1
+	   <call_user_handler+868>:     call __sighndlr
+
+	   This is the same setup as for Solaris 10, see below.  */
 	*nframes = 3;
 
       else if (cuh_pattern == 0xd25fa7ef)
 	{
-	  /* This matches the call_user_handler pattern for Solaris 10.
+	  /* This matches the call_user_handler pattern in Solaris 10
+	     libc.so.1:
+
+	     <call_user_handler+988>:     ldx  [ %fp + 0x7ef ], %o1
+	     <call_user_handler+992>:     call __sighndlr
+
 	     There are 2 cases so we look for the return address of the
 	     caller's caller frame in order to do more pattern matching.  */
 	  unsigned long sah_address = *(unsigned long *)(cfa + 176 + 15*8);
 
           if (sah_address && *(unsigned int *)(sah_address - 4) == 0x92100019)
-	    /* This is the same setup as for Solaris 9, see below.  */
+	    /* We need to move up three frames:
+
+		<signal handler>	<-- context->cfa
+		__sighndlr
+		call_user_handler
+		sigacthandler
+		<kernel>  */
 	    *nframes = 3;
 	  else
 	    /* The sigacthandler frame isn't present in the chain.
@@ -121,22 +99,19 @@ sparc64_is_sighandler (unsigned int *pc, void *cfa, int *nframes)
 
 		<signal handler>	<-- context->cfa
 		__sighndlr
-		call_user_handler frame
-		<kernel>
-	    */
+		call_user_handler
+		<kernel>  */
 	    *nframes = 2;
 	}
 
-      else if (cuh_pattern == 0x9410001a || cuh_pattern == 0x94100013)
-	/* This matches the call_user_handler pattern for Solaris 9.
-	   We need to move up three frames:
+      else if (cuh_pattern == 0x9410001a || cuh_pattern == 0x9410001b)
+	/* This matches the call_user_handler pattern in Solaris 9
+	   libthread.so.1:
 
-		<signal handler>	<-- context->cfa
-		__sighndlr
-		call_user_handler
-		sigacthandler
-		<kernel>
-	*/
+	   <call_user_handler+600>:     mov  %i2, %o2
+	   <call_user_handler+604>:     call  __sighndlr
+
+	   This is the same setup as for Solaris 10, see above.  */
 	*nframes = 3;
 
       return 1;
@@ -178,42 +153,6 @@ sparc64_frob_update_context (struct _Unwind_Context *context,
 static int
 sparc_is_sighandler (unsigned int *pc, void *cfa, int *nframes)
 {
-  if (/* Solaris 9 - single-threaded
-        ----------------------------
-	The pattern changes slightly in different versions of the operating
-	system, so we skip the comparison against pc[-6].
-
-	<sigacthandler+16>:  add  %o1, %o7, %o3
-	<sigacthandler+20>:  mov  %i1, %o1
-
-	<sigacthandler+24>:  ld  [ %o3 + <offset> ], %o2
-
-	<sigacthandler+28>:  sll  %i0, 2, %o0
-	<sigacthandler+32>:  ld  [ %o0 + %o2 ], %l0
-	<sigacthandler+36>:  mov  %i0, %o0
-	<sigacthandler+40>:  call  %l0
-	<sigacthandler+44>:  mov  %i2, %o2
-	<sigacthandler+48>:  cmp  %i0, 8	<--- PC  */
-         pc[-8] == 0x9602400f
-      && pc[-7] == 0x92100019
-      /* skip pc[-6] */
-      && pc[-5] == 0x912e2002
-      && pc[-4] == 0xe002000a
-      && pc[-3] == 0x90100018
-      && pc[-2] == 0x9fc40000
-      && pc[-1] == 0x9410001a
-      && pc[ 0] == 0x80a62008)
-    {
-      /* We need to move up one frame:
-
-		<signal handler>	<-- context->cfa
-		sigacthandler
-		<kernel>
-      */
-      *nframes = 1;
-      return 1;
-    }
-
   if(/* Solaris 8+ - multi-threaded
        ----------------------------
        <__sighndlr>:	save  %sp, -96, %sp
@@ -241,19 +180,35 @@ sparc_is_sighandler (unsigned int *pc, void *cfa, int *nframes)
 	= *(unsigned int *)(*(unsigned int *)(cfa + 15*4) - 4);
 
       if (cuh_pattern == 0x92100019)
-	/* This matches the call_user_handler pattern for Solaris 11.
-	   This is the same setup as for Solaris 9, see below.  */
+	/* This matches the call_user_handler pattern in Solaris 11
+	   libc.so.1:
+
+	   <call_user_handler+876>:     mov  %i1, %o1
+	   <call_user_handler+880>:     call __sighndlr
+
+	   This is the same setup as for Solaris 10, see below.  */
 	*nframes = 3;
 
       else if (cuh_pattern == 0xd407a04c)
 	{
-	  /* This matches the call_user_handler pattern for Solaris 10.
+	  /* This matches the call_user_handler pattern in Solaris 10
+	     libc.so.1:
+
+	     <call_user_handler+948>:     ld  [ %fp + 0x4c ], %o2
+	     <call_user_handler+952>:     call __sighndlr
+
 	     There are 2 cases so we look for the return address of the
 	     caller's caller frame in order to do more pattern matching.  */
 	  unsigned int sah_address = *(unsigned int *)(cfa + 96 + 15*4);
 
           if (sah_address && *(unsigned int *)(sah_address - 4) == 0x92100019)
-	    /* This is the same setup as for Solaris 9, see below.  */
+	    /* We need to move up three frames:
+
+		<signal handler>	<-- context->cfa
+		__sighndlr
+		call_user_handler
+		sigacthandler
+		<kernel>  */
 	    *nframes = 3;
 	  else
 	    /* The sigacthandler frame isn't present in the chain.
@@ -261,22 +216,19 @@ sparc_is_sighandler (unsigned int *pc, void *cfa, int *nframes)
 
 		<signal handler>	<-- context->cfa
 		__sighndlr
-		call_user_handler frame
-		<kernel>
-	    */
+		call_user_handler
+		<kernel>  */
 	    *nframes = 2;
 	}
 
       else if (cuh_pattern == 0x9410001a || cuh_pattern == 0x9410001b)
-	/* This matches the call_user_handler pattern for Solaris 9.
-	   We need to move up three frames:
+	/* This matches the call_user_handler pattern in Solaris 9
+	   libthread.so.1:
 
-		<signal handler>	<-- context->cfa
-		__sighndlr
-		call_user_handler
-		sigacthandler
-		<kernel>
-	*/
+	   <call_user_handler+560>:      mov  %i2, %o2
+	   <call_user_handler+564>:      call  __sighndlr
+
+	   This is the same setup as for Solaris 10, see above.  */
 	*nframes = 3;
 
       return 1;