remove mep-* support

libgcc/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config.host: Remove support for mep-*.
	* config/mep/lib1funcs.S: Remove.
	* config/mep/lib2funcs.c: Remove.
	* config/mep/t-mep: Remove.
	* config/mep/tramp.c: Remove.

gcc/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* common/config/mep/mep-common.c: Remove.
	* config.gcc: Remove mep-* support.
	* config/mep/constraints.md: Remove.
	* config/mep/default.h: Remove.
	* config/mep/intrinsics.h: Remove.
	* config/mep/intrinsics.md: Remove.
	* config/mep/ivc2-template.h: Remove.
	* config/mep/mep-c5.cpu: Remove.
	* config/mep/mep-core.cpu: Remove.
	* config/mep/mep-default.cpu: Remove.
	* config/mep/mep-ext-cop.cpu: Remove.
	* config/mep/mep-intrin.h: Remove.
	* config/mep/mep-ivc2.cpu: Remove.
	* config/mep/mep-pragma.c: Remove.
	* config/mep/mep-protos.h: Remove.
	* config/mep/mep.c: Remove.
	* config/mep/mep.cpu: Remove.
	* config/mep/mep.h: Remove.
	* config/mep/mep.md: Remove.
	* config/mep/mep.opt: Remove.
	* config/mep/predicates.md: Remove.
	* config/mep/t-mep: Remove.
	* doc/install.texi: Remove mep-* documentation.
	* doc/md.texi: Likewise.

gcc/testsuite/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* gcc.dg/tree-ssa/forwprop-28.c: Remove mep-* support.
	* gcc.dg/tree-ssa/reassoc-32.c: Likewise.
	* gcc.dg/tree-ssa/reassoc-33.c: Likewise.
	* gcc.dg/tree-ssa/reassoc-34.c: Likewise.
	* gcc.dg/tree-ssa/reassoc-35.c: Likewise.
	* gcc.dg/tree-ssa/reassoc-36.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-1.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-2.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-3.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-4.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-5.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-6.c: Likewise.
	* gcc.dg/tree-ssa/ssa-thread-11.c: Likewise.
	* gcc.dg/tree-ssa/vrp87.c: Likewise.
	* lib/target-supports.exp: Likewise.

contrib/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config-list.mk: Stop testing mep-elf.

libstdc++-v3/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* configure.host: Remove mep-* support.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@237666 138bc75d-0d04-0410-961f-82ee72b054a4

6 files changed, 8 insertions, 389 deletions

diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 87fdaef8c27..ed342bee5fe 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,5 +1,13 @@
 2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 
+	* config.host: Remove support for mep-*.
+	* config/mep/lib1funcs.S: Remove.
+	* config/mep/lib2funcs.c: Remove.
+	* config/mep/t-mep: Remove.
+	* config/mep/tramp.c: Remove.
+
+2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
+
 	* config.host: Remove support for avr-rtems.
 	* config/avr/t-rtems: Remove.
 
diff --git a/libgcc/config.host b/libgcc/config.host
index 80b81d23682..47df62b76f2 100644
--- a/libgcc/config.host
+++ b/libgcc/config.host
@@ -136,8 +136,6 @@ m32r*-*-*)
         ;;
 m68k-*-*)
 	;;
-mep*-*-*)
-	;;
 microblaze*-*-*)
 	cpu_type=microblaze
 	;;
@@ -1296,10 +1294,6 @@ am33_2.0-*-linux*)
 m32c-*-elf*|m32c-*-rtems*)
 	tmake_file="$tmake_file m32c/t-m32c"
  	;;
-mep*-*-*)
-	tmake_file="mep/t-mep t-fdpbit"
-	extra_parts="crtbegin.o crtend.o"
-	;;
 nvptx-*)
 	tmake_file="$tmake_file nvptx/t-nvptx"
 	extra_parts="crt0.o"
diff --git a/libgcc/config/mep/lib1funcs.S b/libgcc/config/mep/lib1funcs.S
deleted file mode 100644
index 4ab0d00c395..00000000000
--- a/libgcc/config/mep/lib1funcs.S
+++ /dev/null
@@ -1,125 +0,0 @@
-/* libgcc routines for Toshiba Media Processor.
-   Copyright (C) 2001-2016 Free Software Foundation, Inc.
-
-This file is free software; you can redistribute it and/or modify it
-under the terms of the GNU General Public License as published by the
-Free Software Foundation; either version 3 of the License, or (at your
-option) any later version.
-  
-This file 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
-General Public License for more details.
-  
-Under Section 7 of GPL version 3, you are granted additional
-permissions described in the GCC Runtime Library Exception, version
-3.1, as published by the Free Software Foundation.
-
-You should have received a copy of the GNU General Public License and
-a copy of the GCC Runtime Library Exception along with this program;
-see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
-<http://www.gnu.org/licenses/>.  */
-
-#define SAVEALL \
-	add3	$sp, $sp, -16*4 ; \
-	sw	$0, ($sp) ; \
-	sw	$1, 4($sp) ; \
-	sw	$2, 8($sp) ; \
-	sw	$3, 12($sp) ; \
-	sw	$4, 16($sp) ; \
-	sw	$5, 20($sp) ; \
-	sw	$6, 24($sp) ; \
-	sw	$7, 28($sp) ; \
-	sw	$8, 32($sp) ; \
-	sw	$9, 36($sp) ; \
-	sw	$10, 40($sp) ; \
-	sw	$11, 44($sp) ; \
-	sw	$12, 48($sp) ; \
-	sw	$13, 52($sp) ; \
-	sw	$14, 56($sp) ; \
-	ldc	$5, $lp	; \
-	add	$5, 3 ; \
-	mov	$6, -4 ; \
-	and	$5, $6
-
-#define RESTOREALL \
-	stc	$5, $lp ; \
-	lw	$14, 56($sp) ; \
-	lw	$13, 52($sp) ; \
-	lw	$12, 48($sp) ; \
-	lw	$11, 44($sp) ; \
-	lw	$10, 40($sp) ; \
-	lw	$9, 36($sp) ; \
-	lw	$8, 32($sp) ; \
-	lw	$7, 28($sp) ; \
-	lw	$6, 24($sp) ; \
-	lw	$5, 20($sp) ; \
-	lw	$4, 16($sp) ; \
-	lw	$3, 12($sp) ; \
-	lw	$2, 8($sp) ; \
-	lw	$1, 4($sp) ; \
-	lw	$0, ($sp) ; \
-	add3	$sp, $sp, 16*4 ; \
-	ret
-
-#ifdef L_mep_profile
-	.text
-	.global __mep_mcount
-__mep_mcount:
-	SAVEALL
-	ldc	$1, $lp
-	mov	$2, $0
-	bsr	__mep_mcount_2
-	RESTOREALL
-#endif
-
-#ifdef L_mep_bb_init_trace
-	.text
-	.global __mep_bb_init_trace_func
-__mep_bb_init_trace_func:
-	SAVEALL
-	lw	$1, ($5)
-	lw	$2, 4($5)
-	add	$5, 8
-	bsr	__bb_init_trace_func
-	RESTOREALL
-#endif
-
-#ifdef L_mep_bb_init
-	.text
-	.global __mep_bb_init_func
-__mep_bb_init_func:
-	SAVEALL
-	lw	$1, ($5)
-	add	$5, 4
-	bsr	__bb_init_func
-	RESTOREALL
-#endif
-
-#ifdef L_mep_bb_trace
-	.text
-	.global __mep_bb_trace_func
-__mep_bb_trace_func:
-	SAVEALL
-	movu	$3, __bb
-	lw	$1, ($5)
-	sw	$1, ($3)
-	lw	$2, 4($5)
-	sw	$2, 4($3)
-	add	$5, 8
-	bsr	__bb_trace_func
-	RESTOREALL
-#endif
-
-#ifdef L_mep_bb_increment
-	.text
-	.global __mep_bb_increment_func
-__mep_bb_increment_func:
-	SAVEALL
-	lw	$1, ($5)
-	lw	$0, ($1)
-	add	$0, 1
-	sw	$0, ($1)
-	add	$5, 4
-	RESTOREALL
-#endif
diff --git a/libgcc/config/mep/lib2funcs.c b/libgcc/config/mep/lib2funcs.c
deleted file mode 100644
index f5d536ad050..00000000000
--- a/libgcc/config/mep/lib2funcs.c
+++ /dev/null
@@ -1,139 +0,0 @@
-/* libgcc routines for MeP.
-   Copyright (C) 2001-2016 Free Software Foundation, Inc.
-
-This file is free software; you can redistribute it and/or modify it
-under the terms of the GNU General Public License as published by the
-Free Software Foundation; either version 3 of the License, or (at your
-option) any later version.
-  
-This file 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
-General Public License for more details.
-  
-Under Section 7 of GPL version 3, you are granted additional
-permissions described in the GCC Runtime Library Exception, version
-3.1, as published by the Free Software Foundation.
-
-You should have received a copy of the GNU General Public License and
-a copy of the GCC Runtime Library Exception along with this program;
-see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
-<http://www.gnu.org/licenses/>.  */
-
-typedef		 int SItype		__attribute__ ((mode (SI)));
-typedef unsigned int USItype		__attribute__ ((mode (SI)));
-
-typedef int word_type			__attribute__ ((mode (__word__)));
-
-USItype
-__mulsi3 (USItype a, USItype b)
-{
-  USItype c = 0;
-
-  while (a != 0)
-    {
-      if (a & 1)
-	c += b;
-      a >>= 1;
-      b <<= 1;
-    }
-
-  return c;
-}
-
-
-
-USItype
-udivmodsi4(USItype num, USItype den, word_type modwanted)
-{
-  USItype bit = 1;
-  USItype res = 0;
-
-  while (den < num && bit && !(den & (1L<<31)))
-    {
-      den <<=1;
-      bit <<=1;
-    }
-  while (bit)
-    {
-      if (num >= den)
-	{
-	  num -= den;
-	  res |= bit;
-	}
-      bit >>=1;
-      den >>=1;
-    }
-  if (modwanted) return num;
-  return res;
-}
-
-
-
-SItype
-__divsi3 (SItype a, SItype b)
-{
-  word_type neg = 0;
-  SItype res;
-
-  if (a < 0)
-    {
-      a = -a;
-      neg = !neg;
-    }
-
-  if (b < 0)
-    {
-      b = -b;
-      neg = !neg;
-    }
-
-  res = udivmodsi4 (a, b, 0);
-
-  if (neg)
-    res = -res;
-
-  return res;
-}
-
-
-
-SItype
-__modsi3 (SItype a, SItype b)
-{
-  word_type neg = 0;
-  SItype res;
-
-  if (a < 0)
-    {
-      a = -a;
-      neg = 1;
-    }
-
-  if (b < 0)
-    b = -b;
-
-  res = udivmodsi4 (a, b, 1);
-
-  if (neg)
-    res = -res;
-
-  return res;
-}
-
-
-
-
-SItype
-__udivsi3 (SItype a, SItype b)
-{
-  return udivmodsi4 (a, b, 0);
-}
-
-
-
-SItype
-__umodsi3 (SItype a, SItype b)
-{
-  return udivmodsi4 (a, b, 1);
-}
diff --git a/libgcc/config/mep/t-mep b/libgcc/config/mep/t-mep
deleted file mode 100644
index fb3a0d60c4d..00000000000
--- a/libgcc/config/mep/t-mep
+++ /dev/null
@@ -1,16 +0,0 @@
-# profiling support
-LIB1ASMSRC = mep/lib1funcs.S
-
-LIB1ASMFUNCS = _mep_profile \
-	       _mep_bb_init_trace \
-	       _mep_bb_init \
-	       _mep_bb_trace \
-	       _mep_bb_increment
-
-# multiply and divide routines
-LIB2ADD = \
-	$(srcdir)/config/mep/lib2funcs.c \
-	$(srcdir)/config/mep/tramp.c
-
-# Use -O0 instead of -O2 so we don't get complex relocations
-CRTSTUFF_CFLAGS += -O0
diff --git a/libgcc/config/mep/tramp.c b/libgcc/config/mep/tramp.c
deleted file mode 100644
index d30efe4eb6f..00000000000
--- a/libgcc/config/mep/tramp.c
+++ /dev/null
@@ -1,103 +0,0 @@
-/* Trampoline support for MeP
-   Copyright (C) 2004-2016 Free Software Foundation, Inc.
-   Contributed by Red Hat Inc.
-
-This file is free software; you can redistribute it and/or modify it
-under the terms of the GNU General Public License as published by the
-Free Software Foundation; either version 3 of the License, or (at your
-option) any later version.
-  
-This file 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
-General Public License for more details.
-  
-Under Section 7 of GPL version 3, you are granted additional
-permissions described in the GCC Runtime Library Exception, version
-3.1, as published by the Free Software Foundation.
-
-You should have received a copy of the GNU General Public License and
-a copy of the GCC Runtime Library Exception along with this program;
-see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
-<http://www.gnu.org/licenses/>.  */
-
-/*
-  7a0a		ldc $10,$pc
-  c0ae000a	lw $0,10($10)
-  caae000e	lw $10,14($10)
-  10ae		jmp $10
-  00000000	static chain
-  00000000	function address
-*/
-
-static inline int
-cache_config_register(void) {
-  int rv;
-  asm ("ldc\t%0, $ccfg" : "=r" (rv));
-  return rv;
-}
-
-#define ICACHE_SIZE ((cache_config_register() >> 16) & 0x7f)
-#define DCACHE_SIZE (cache_config_register() & 0x7f)
-
-#define ICACHE_DATA_BASE 0x00300000
-#define ICACHE_TAG_BASE  0x00310000
-#define DCACHE_DATA_BASE 0x00320000
-#define DCACHE_TAG_BASE  0x00330000
-
-static inline void
-flush_dcache (int addr)
-{
-  asm volatile ("cache\t0, (%0)" : : "r" (addr));
-}
-
-void
-__mep_trampoline_helper (unsigned long *tramp,
-			 int function_address,
-			 int static_chain);
-
-void
-__mep_trampoline_helper (unsigned long *tramp,
-			 int function_address,
-			 int static_chain)
-{
-  int dsize, isize;
-
-#ifdef __LITTLE_ENDIAN__
-  tramp[0] = 0xc0ae7a0a;
-  tramp[1] = 0xcaae000a;
-  tramp[2] = 0x10ae000e;
-#else
-  tramp[0] = 0x7a0ac0ae;
-  tramp[1] = 0x000acaae;
-  tramp[2] = 0x000e10ae;
-#endif
-  tramp[3] = static_chain;
-  tramp[4] = function_address;
-
-  dsize = DCACHE_SIZE;
-  isize = ICACHE_SIZE;
-
-  if (dsize)
-    {
-      flush_dcache ((int)tramp);
-      flush_dcache ((int)tramp+16);
-    }
-
-  if (isize)
-    {
-      int imask = (isize * 1024) - 1;
-      int tmask = ~imask;
-      unsigned int i;
-      volatile unsigned int *tags;
-
-      imask &= 0xffe0;
-
-      for (i=(unsigned int)tramp; i<(unsigned int)tramp+20; i+=16)
-	{
-	  tags = (unsigned int *)(ICACHE_TAG_BASE + (i & imask));
-	  if ((*tags & tmask) == (i & tmask))
-	    *tags &= ~1;
-	}
-    }
-}