musl-cross-make/patches/gcc-5.2.0/0007-fdpic.diff

diff -urp ../baseline/gcc-5.2.0/gcc/config/sh/constraints.md gcc-5.2.0/gcc/config/sh/constraints.md
--- ../baseline/gcc-5.2.0/gcc/config/sh/constraints.md	2015-03-23 18:57:58.000000000 +0000
+++ gcc-5.2.0/gcc/config/sh/constraints.md	2015-09-03 17:12:56.462760038 +0000
@@ -25,6 +25,7 @@
 ;;  Bsc: SCRATCH - for the scratch register in movsi_ie in the
 ;;       fldi0 / fldi0 cases
 ;; Cxx: Constants other than only CONST_INT
+;;  Ccl: call site label
 ;;  Css: signed 16-bit constant, literal or symbolic
 ;;  Csu: unsigned 16-bit constant, literal or symbolic
 ;;  Csy: label or symbol
@@ -233,6 +234,11 @@
    hence mova is being used, hence do not select this pattern."
   (match_code "scratch"))
 
+(define_constraint "Ccl"
+  "A call site label, for bsrf."
+  (and (match_code "unspec")
+       (match_test "XINT (op, 1) == UNSPEC_CALLER")))
+
 (define_constraint "Css"
   "A signed 16-bit constant, literal or symbolic."
   (and (match_code "const")
diff -urp ../baseline/gcc-5.2.0/gcc/config/sh/linux.h gcc-5.2.0/gcc/config/sh/linux.h
--- ../baseline/gcc-5.2.0/gcc/config/sh/linux.h	2015-09-04 20:23:46.714785579 +0000
+++ gcc-5.2.0/gcc/config/sh/linux.h	2015-09-11 01:48:36.830264737 +0000
@@ -63,7 +63,8 @@ along with GCC; see the file COPYING3.
 #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
 
 #undef SUBTARGET_LINK_EMUL_SUFFIX
-#define SUBTARGET_LINK_EMUL_SUFFIX "_linux"
+#define SUBTARGET_LINK_EMUL_SUFFIX "%{mfdpic:_fd;:_linux}"
+
 #undef SUBTARGET_LINK_SPEC
 #define SUBTARGET_LINK_SPEC \
   "%{shared:-shared} \
diff -urp ../baseline/gcc-5.2.0/gcc/config/sh/sh-c.c gcc-5.2.0/gcc/config/sh/sh-c.c
--- ../baseline/gcc-5.2.0/gcc/config/sh/sh-c.c	2015-01-09 20:18:42.000000000 +0000
+++ gcc-5.2.0/gcc/config/sh/sh-c.c	2015-09-03 18:22:04.182507130 +0000
@@ -149,6 +149,11 @@ sh_cpu_cpp_builtins (cpp_reader* pfile)
     builtin_define ("__HITACHI__");
   if (TARGET_FMOVD)
     builtin_define ("__FMOVD_ENABLED__");
+  if (TARGET_FDPIC)
+    {
+      builtin_define ("__SH_FDPIC__");
+      builtin_define ("__FDPIC__");
+    }
   builtin_define (TARGET_LITTLE_ENDIAN
 		  ? "__LITTLE_ENDIAN__" : "__BIG_ENDIAN__");
 
diff -urp ../baseline/gcc-5.2.0/gcc/config/sh/sh-mem.cc gcc-5.2.0/gcc/config/sh/sh-mem.cc
--- ../baseline/gcc-5.2.0/gcc/config/sh/sh-mem.cc	2015-01-15 13:28:42.000000000 +0000
+++ gcc-5.2.0/gcc/config/sh/sh-mem.cc	2015-09-03 17:37:09.436004777 +0000
@@ -136,11 +136,13 @@ expand_block_move (rtx *operands)
 	  rtx func_addr_rtx = gen_reg_rtx (Pmode);
 	  rtx r4 = gen_rtx_REG (SImode, 4);
 	  rtx r5 = gen_rtx_REG (SImode, 5);
+	  rtx lab;
 
-	  function_symbol (func_addr_rtx, "__movmemSI12_i4", SFUNC_STATIC);
+	  function_symbol (func_addr_rtx, "__movmemSI12_i4", SFUNC_STATIC,
+			   &lab);
 	  force_into (XEXP (operands[0], 0), r4);
 	  force_into (XEXP (operands[1], 0), r5);
-	  emit_insn (gen_block_move_real_i4 (func_addr_rtx));
+	  emit_insn (gen_block_move_real_i4 (func_addr_rtx, lab));
 	  return true;
 	}
       else if (! optimize_size)
@@ -151,15 +153,16 @@ expand_block_move (rtx *operands)
 	  rtx r4 = gen_rtx_REG (SImode, 4);
 	  rtx r5 = gen_rtx_REG (SImode, 5);
 	  rtx r6 = gen_rtx_REG (SImode, 6);
+	  rtx lab;
 
 	  entry_name = (bytes & 4 ? "__movmem_i4_odd" : "__movmem_i4_even");
-	  function_symbol (func_addr_rtx, entry_name, SFUNC_STATIC);
+	  function_symbol (func_addr_rtx, entry_name, SFUNC_STATIC, &lab);
 	  force_into (XEXP (operands[0], 0), r4);
 	  force_into (XEXP (operands[1], 0), r5);
 
 	  dwords = bytes >> 3;
 	  emit_insn (gen_move_insn (r6, GEN_INT (dwords - 1)));
-	  emit_insn (gen_block_lump_real_i4 (func_addr_rtx));
+	  emit_insn (gen_block_lump_real_i4 (func_addr_rtx, lab));
 	  return true;
 	}
       else
@@ -171,12 +174,13 @@ expand_block_move (rtx *operands)
       rtx func_addr_rtx = gen_reg_rtx (Pmode);
       rtx r4 = gen_rtx_REG (SImode, 4);
       rtx r5 = gen_rtx_REG (SImode, 5);
+      rtx lab;
 
       sprintf (entry, "__movmemSI%d", bytes);
-      function_symbol (func_addr_rtx, entry, SFUNC_STATIC);
+      function_symbol (func_addr_rtx, entry, SFUNC_STATIC, &lab);
       force_into (XEXP (operands[0], 0), r4);
       force_into (XEXP (operands[1], 0), r5);
-      emit_insn (gen_block_move_real (func_addr_rtx));
+      emit_insn (gen_block_move_real (func_addr_rtx, lab));
       return true;
     }
 
@@ -189,8 +193,9 @@ expand_block_move (rtx *operands)
       rtx r4 = gen_rtx_REG (SImode, 4);
       rtx r5 = gen_rtx_REG (SImode, 5);
       rtx r6 = gen_rtx_REG (SImode, 6);
+      rtx lab;
 
-      function_symbol (func_addr_rtx, "__movmem", SFUNC_STATIC);
+      function_symbol (func_addr_rtx, "__movmem", SFUNC_STATIC, &lab);
       force_into (XEXP (operands[0], 0), r4);
       force_into (XEXP (operands[1], 0), r5);
 
@@ -203,7 +208,7 @@ expand_block_move (rtx *operands)
       final_switch = 16 - ((bytes / 4) % 16);
       while_loop = ((bytes / 4) / 16 - 1) * 16;
       emit_insn (gen_move_insn (r6, GEN_INT (while_loop + final_switch)));
-      emit_insn (gen_block_lump_real (func_addr_rtx));
+      emit_insn (gen_block_lump_real (func_addr_rtx, lab));
       return true;
     }
 
diff -urp ../baseline/gcc-5.2.0/gcc/config/sh/sh-protos.h gcc-5.2.0/gcc/config/sh/sh-protos.h
--- ../baseline/gcc-5.2.0/gcc/config/sh/sh-protos.h	2015-09-04 20:23:46.684785581 +0000
+++ gcc-5.2.0/gcc/config/sh/sh-protos.h	2015-09-03 17:24:17.489385180 +0000
@@ -379,7 +379,7 @@ extern void fpscr_set_from_mem (int, HAR
 extern void sh_pr_interrupt (struct cpp_reader *);
 extern void sh_pr_trapa (struct cpp_reader *);
 extern void sh_pr_nosave_low_regs (struct cpp_reader *);
-extern rtx function_symbol (rtx, const char *, enum sh_function_kind);
+extern rtx function_symbol (rtx, const char *, enum sh_function_kind, rtx *);
 extern rtx sh_get_pr_initial_val (void);
 
 extern void sh_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree,
@@ -398,4 +398,7 @@ extern bool sh_hard_regno_mode_ok (unsig
 extern machine_mode sh_hard_regno_caller_save_mode (unsigned int, unsigned int,
 						    machine_mode);
 extern bool sh_can_use_simple_return_p (void);
+extern bool sh_legitimate_constant_p (rtx);
+extern rtx sh_load_function_descriptor (rtx);
+extern rtx sh_our_fdpic_reg (void);
 #endif /* ! GCC_SH_PROTOS_H */
diff -urp ../baseline/gcc-5.2.0/gcc/config/sh/sh.c gcc-5.2.0/gcc/config/sh/sh.c
--- ../baseline/gcc-5.2.0/gcc/config/sh/sh.c	2015-09-04 20:23:46.694785580 +0000
+++ gcc-5.2.0/gcc/config/sh/sh.c	2015-09-11 03:56:36.709796457 +0000
@@ -288,6 +288,7 @@ static rtx sh_expand_builtin (tree, rtx,
 static void sh_output_mi_thunk (FILE *, tree, HOST_WIDE_INT,
 				HOST_WIDE_INT, tree);
 static void sh_file_start (void);
+static bool sh_assemble_integer (rtx, unsigned, int);
 static bool flow_dependent_p (rtx, rtx);
 static void flow_dependent_p_1 (rtx, const_rtx, void *);
 static int shiftcosts (rtx);
@@ -296,6 +297,7 @@ static int addsubcosts (rtx);
 static int multcosts (rtx);
 static bool unspec_caller_rtx_p (rtx);
 static bool sh_cannot_copy_insn_p (rtx_insn *);
+static bool sh_cannot_force_const_mem_p (machine_mode, rtx);
 static bool sh_rtx_costs (rtx, int, int, int, int *, bool);
 static int sh_address_cost (rtx, machine_mode, addr_space_t, bool);
 static int sh_pr_n_sets (void);
@@ -353,6 +355,7 @@ static void sh_encode_section_info (tree
 static bool sh2a_function_vector_p (tree);
 static void sh_trampoline_init (rtx, tree, rtx);
 static rtx sh_trampoline_adjust_address (rtx);
+static int sh_reloc_rw_mask (void);
 static void sh_conditional_register_usage (void);
 static bool sh_legitimate_constant_p (machine_mode, rtx);
 static int mov_insn_size (machine_mode, bool);
@@ -437,6 +440,9 @@ static const struct attribute_spec sh_at
 #undef TARGET_ASM_FILE_START_FILE_DIRECTIVE
 #define TARGET_ASM_FILE_START_FILE_DIRECTIVE true
 
+#undef TARGET_ASM_INTEGER
+#define TARGET_ASM_INTEGER sh_assemble_integer
+
 #undef TARGET_REGISTER_MOVE_COST
 #define TARGET_REGISTER_MOVE_COST sh_register_move_cost
 
@@ -695,6 +701,12 @@ static const struct attribute_spec sh_at
 #undef TARGET_ATOMIC_TEST_AND_SET_TRUEVAL
 #define TARGET_ATOMIC_TEST_AND_SET_TRUEVAL 0x80
 
+#undef TARGET_CANNOT_FORCE_CONST_MEM
+#define TARGET_CANNOT_FORCE_CONST_MEM sh_cannot_force_const_mem_p
+
+#undef TARGET_ASM_RELOC_RW_MASK
+#define TARGET_ASM_RELOC_RW_MASK sh_reloc_rw_mask
+
 struct gcc_target targetm = TARGET_INITIALIZER;
 
 
@@ -1012,6 +1024,11 @@ sh_option_override (void)
   if (! global_options_set.x_TARGET_ZDCBRANCH && TARGET_HARD_SH4)
     TARGET_ZDCBRANCH = 1;
 
+// FIXME: is this right?
+  if (TARGET_FDPIC
+      && (TARGET_SHMEDIA || TARGET_SHCOMPACT || !TARGET_SH2))
+    sorry ("non-SH2 FDPIC");
+
   for (regno = 0; regno < FIRST_PSEUDO_REGISTER; regno++)
     if (! VALID_REGISTER_P (regno))
       sh_register_names[regno][0] = '\0';
@@ -1020,7 +1037,7 @@ sh_option_override (void)
     if (! VALID_REGISTER_P (ADDREGNAMES_REGNO (regno)))
       sh_additional_register_names[regno][0] = '\0';
 
-  if ((flag_pic && ! TARGET_PREFERGOT)
+  if (((flag_pic || TARGET_FDPIC) && ! TARGET_PREFERGOT)
       || (TARGET_SHMEDIA && !TARGET_PT_FIXED))
     flag_no_function_cse = 1;
 
@@ -1695,6 +1712,14 @@ sh_asm_output_addr_const_extra (FILE *fi
 	  output_addr_const (file, XVECEXP (x, 0, 1));
 	  fputs ("-.)", file);
 	  break;
+	case UNSPEC_GOTFUNCDESC:
+	  output_addr_const (file, XVECEXP (x, 0, 0));
+	  fputs ("@GOTFUNCDESC", file);
+	  break;
+	case UNSPEC_GOTOFFFUNCDESC:
+	  output_addr_const (file, XVECEXP (x, 0, 0));
+	  fputs ("@GOTOFFFUNCDESC", file);
+	  break;
 	default:
 	  return false;
 	}
@@ -1721,8 +1746,10 @@ sh_encode_section_info (tree decl, rtx r
 void
 prepare_move_operands (rtx operands[], machine_mode mode)
 {
+  rtx tmp, base, offset;
+
   if ((mode == SImode || mode == DImode)
-      && flag_pic
+      && (flag_pic || TARGET_FDPIC)
       && ! ((mode == Pmode || mode == ptr_mode)
 	    && tls_symbolic_operand (operands[1], Pmode) != TLS_MODEL_NONE))
     {
@@ -1842,7 +1869,7 @@ prepare_move_operands (rtx operands[], m
 	{
 	  rtx tga_op1, tga_ret, tmp, tmp2;
 
-	  if (! flag_pic
+	  if (! flag_pic && ! TARGET_FDPIC
 	      && (tls_kind == TLS_MODEL_GLOBAL_DYNAMIC
 		  || tls_kind == TLS_MODEL_LOCAL_DYNAMIC
 		  || tls_kind == TLS_MODEL_INITIAL_EXEC))
@@ -1863,6 +1890,11 @@ prepare_move_operands (rtx operands[], m
 	    {
 	    case TLS_MODEL_GLOBAL_DYNAMIC:
 	      tga_ret = gen_rtx_REG (Pmode, R0_REG);
+	      if (TARGET_FDPIC)
+		{
+		  rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
+		  emit_move_insn (pic_reg, OUR_FDPIC_REG);
+		}
 	      emit_call_insn (gen_tls_global_dynamic (tga_ret, op1));
 	      tmp = gen_reg_rtx (Pmode);
 	      emit_move_insn (tmp, tga_ret);
@@ -1871,6 +1903,11 @@ prepare_move_operands (rtx operands[], m
 
 	    case TLS_MODEL_LOCAL_DYNAMIC:
 	      tga_ret = gen_rtx_REG (Pmode, R0_REG);
+	      if (TARGET_FDPIC)
+		{
+		  rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
+		  emit_move_insn (pic_reg, OUR_FDPIC_REG);
+		}
 	      emit_call_insn (gen_tls_local_dynamic (tga_ret, op1));
 
 	      tmp = gen_reg_rtx (Pmode);
@@ -1888,6 +1925,11 @@ prepare_move_operands (rtx operands[], m
 	    case TLS_MODEL_INITIAL_EXEC:
 	      tga_op1 = !can_create_pseudo_p () ? op0 : gen_reg_rtx (Pmode);
 	      tmp = gen_sym2GOTTPOFF (op1);
+	      if (TARGET_FDPIC)
+		{
+		  rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
+		  emit_move_insn (pic_reg, OUR_FDPIC_REG);
+		}
 	      emit_insn (gen_tls_initial_exec (tga_op1, tmp));
 	      op1 = tga_op1;
 	      break;
@@ -1914,6 +1956,20 @@ prepare_move_operands (rtx operands[], m
 	  operands[1] = op1;
 	}
     }
+
+  if (SH_OFFSETS_MUST_BE_WITHIN_SECTIONS_P)
+    {
+      split_const (operands[1], &base, &offset);
+      if (GET_CODE (base) == SYMBOL_REF
+	  && !offset_within_block_p (base, INTVAL (offset)))
+	{
+	  tmp = can_create_pseudo_p () ? gen_reg_rtx (mode) : operands[0];
+	  emit_move_insn (tmp, base);
+	  if (!arith_operand (offset, mode))
+	    offset = force_reg (mode, offset);
+	  emit_insn (gen_add3_insn (operands[0], tmp, offset));
+	}
+    }
 }
 
 /* Implement the canonicalize_comparison target hook for the combine
@@ -3018,6 +3074,26 @@ sh_file_start (void)
     }
 }
 
+/* Implementation of TARGET_ASM_INTEGER for SH.  Pointers to functions
+   need to be output as pointers to function descriptors for
+   FDPIC.  */
+
+static bool
+sh_assemble_integer (rtx value, unsigned int size, int aligned_p)
+{
+  if (TARGET_FDPIC
+      && size == UNITS_PER_WORD
+      && GET_CODE (value) == SYMBOL_REF
+      && SYMBOL_REF_FUNCTION_P (value))
+    {
+      fputs ("\t.long\t", asm_out_file);
+      output_addr_const (asm_out_file, value);
+      fputs ("@FUNCDESC\n", asm_out_file);
+      return true;
+    }
+  return default_assemble_integer (value, size, aligned_p);
+}
+
 /* Check if PAT includes UNSPEC_CALLER unspec pattern.  */
 static bool
 unspec_caller_rtx_p (rtx pat)
@@ -3044,7 +3120,7 @@ sh_cannot_copy_insn_p (rtx_insn *insn)
 {
   rtx pat;
 
-  if (!reload_completed || !flag_pic)
+  if (!reload_completed || (!flag_pic && !TARGET_FDPIC))
     return false;
 
   if (!NONJUMP_INSN_P (insn))
@@ -3053,6 +3129,19 @@ sh_cannot_copy_insn_p (rtx_insn *insn)
     return false;
 
   pat = PATTERN (insn);
+
+  if (GET_CODE (pat) == CLOBBER || GET_CODE (pat) == USE)
+    return false;
+
+  if (TARGET_FDPIC
+      && GET_CODE (pat) == PARALLEL)
+    {
+      rtx t = XVECEXP (pat, 0, XVECLEN (pat, 0) - 1);
+      if (GET_CODE (t) == USE
+	  && unspec_caller_rtx_p (XEXP (t, 0)))
+	return true;
+    }
+
   if (GET_CODE (pat) != SET)
     return false;
   pat = SET_SRC (pat);
@@ -4027,6 +4116,7 @@ expand_ashiftrt (rtx *operands)
   rtx wrk;
   char func[18];
   int value;
+  rtx lab;
 
   if (TARGET_DYNSHIFT)
     {
@@ -4092,8 +4182,8 @@ expand_ashiftrt (rtx *operands)
   /* Load the value into an arg reg and call a helper.  */
   emit_move_insn (gen_rtx_REG (SImode, 4), operands[1]);
   sprintf (func, "__ashiftrt_r4_%d", value);
-  function_symbol (wrk, func, SFUNC_STATIC);
-  emit_insn (gen_ashrsi3_n (GEN_INT (value), wrk));
+  function_symbol (wrk, func, SFUNC_STATIC, &lab);
+  emit_insn (gen_ashrsi3_n (GEN_INT (value), wrk, lab));
   emit_move_insn (operands[0], gen_rtx_REG (SImode, 4));
   return true;
 }
@@ -7941,7 +8031,9 @@ sh_expand_prologue (void)
       stack_usage += d;
     }
 
-  if (flag_pic && df_regs_ever_live_p (PIC_OFFSET_TABLE_REGNUM))
+  if (flag_pic
+      && !TARGET_FDPIC
+      && df_regs_ever_live_p (PIC_OFFSET_TABLE_REGNUM))
     emit_insn (gen_GOTaddr2picreg (const0_rtx));
 
   if (SHMEDIA_REGS_STACK_ADJUST ())
@@ -7951,7 +8043,7 @@ sh_expand_prologue (void)
       function_symbol (gen_rtx_REG (Pmode, R0_REG),
 		       (TARGET_FPU_ANY
 			? "__GCC_push_shmedia_regs"
-			: "__GCC_push_shmedia_regs_nofpu"), SFUNC_GOT);
+			: "__GCC_push_shmedia_regs_nofpu"), SFUNC_GOT, NULL);
       emit_insn (gen_shmedia_save_restore_regs_compact
 		 (GEN_INT (-SHMEDIA_REGS_STACK_ADJUST ())));
     }
@@ -7974,7 +8066,7 @@ sh_expand_prologue (void)
       /* This must NOT go through the PLT, otherwise mach and macl
 	 may be clobbered.  */
       function_symbol (gen_rtx_REG (Pmode, R0_REG),
-		      "__GCC_shcompact_incoming_args", SFUNC_GOT);
+		      "__GCC_shcompact_incoming_args", SFUNC_GOT, NULL);
       emit_insn (gen_shcompact_incoming_args ());
     }
 
@@ -8064,7 +8156,7 @@ sh_expand_epilogue (bool sibcall_p)
       function_symbol (gen_rtx_REG (Pmode, R0_REG),
 		       (TARGET_FPU_ANY
 			? "__GCC_pop_shmedia_regs"
-			: "__GCC_pop_shmedia_regs_nofpu"), SFUNC_GOT);
+			: "__GCC_pop_shmedia_regs_nofpu"), SFUNC_GOT, NULL);
       /* This must NOT go through the PLT, otherwise mach and macl
 	 may be clobbered.  */
       emit_insn (gen_shmedia_save_restore_regs_compact
@@ -10445,7 +10537,9 @@ nonpic_symbol_mentioned_p (rtx x)
 	  || XINT (x, 1) == UNSPEC_PLT
 	  || XINT (x, 1) == UNSPEC_PCREL
 	  || XINT (x, 1) == UNSPEC_SYMOFF
-	  || XINT (x, 1) == UNSPEC_PCREL_SYMOFF))
+	  || XINT (x, 1) == UNSPEC_PCREL_SYMOFF
+	  || XINT (x, 1) == UNSPEC_GOTFUNCDESC
+	  || XINT (x, 1) == UNSPEC_GOTOFFFUNCDESC))
     return false;
 
   fmt = GET_RTX_FORMAT (GET_CODE (x));
@@ -10480,7 +10574,28 @@ legitimize_pic_address (rtx orig, machin
       if (reg == NULL_RTX)
 	reg = gen_reg_rtx (Pmode);
 
-      emit_insn (gen_symGOTOFF2reg (reg, orig));
+      if (TARGET_FDPIC
+	  && GET_CODE (orig) == SYMBOL_REF
+	  && SYMBOL_REF_FUNCTION_P (orig))
+	{
+	  /* Weak functions may be NULL which doesn't work with
+	     GOTOFFFUNCDESC because the runtime offset is not known.  */
+	  if (SYMBOL_REF_WEAK (orig))
+	    emit_insn (gen_symGOTFUNCDESC2reg (reg, orig));
+	  else
+	    emit_insn (gen_symGOTOFFFUNCDESC2reg (reg, orig));
+	}
+      else if (TARGET_FDPIC
+	       && (GET_CODE (orig) == LABEL_REF
+		   || (GET_CODE (orig) == SYMBOL_REF
+		       && SYMBOL_REF_DECL (orig)
+		       && (TREE_READONLY (SYMBOL_REF_DECL (orig))
+		           || SYMBOL_REF_EXTERNAL_P (orig)
+		           || DECL_SECTION_NAME(SYMBOL_REF_DECL(orig))) )))
+	/* In FDPIC, GOTOFF can only be used for writable data.  */
+	emit_insn (gen_symGOT2reg (reg, orig));
+      else
+	emit_insn (gen_symGOTOFF2reg (reg, orig));
       return reg;
     }
   else if (GET_CODE (orig) == SYMBOL_REF)
@@ -10488,7 +10603,10 @@ legitimize_pic_address (rtx orig, machin
       if (reg == NULL_RTX)
 	reg = gen_reg_rtx (Pmode);
 
-      emit_insn (gen_symGOT2reg (reg, orig));
+      if (TARGET_FDPIC && SYMBOL_REF_FUNCTION_P (orig))
+	emit_insn (gen_symGOTFUNCDESC2reg (reg, orig));
+      else
+	emit_insn (gen_symGOT2reg (reg, orig));
       return reg;
     }
   return orig;
@@ -11662,20 +11780,40 @@ sh_trampoline_init (rtx tramp_mem, tree
       emit_insn (gen_initialize_trampoline (tramp, cxt, fnaddr));
       return;
     }
-  emit_move_insn (change_address (tramp_mem, SImode, NULL_RTX),
-		  gen_int_mode (TARGET_LITTLE_ENDIAN ? 0xd301d202 : 0xd202d301,
-				SImode));
-  emit_move_insn (adjust_address (tramp_mem, SImode, 4),
-		  gen_int_mode (TARGET_LITTLE_ENDIAN ? 0x0009422b : 0x422b0009,
-				SImode));
-  emit_move_insn (adjust_address (tramp_mem, SImode, 8), cxt);
-  emit_move_insn (adjust_address (tramp_mem, SImode, 12), fnaddr);
+  if (TARGET_FDPIC)
+    {
+      rtx a = force_reg (Pmode, plus_constant (Pmode, XEXP (tramp_mem, 0), 8));
+      emit_move_insn (adjust_address (tramp_mem, SImode, 0), a);
+      emit_move_insn (adjust_address (tramp_mem, SImode, 4), OUR_FDPIC_REG);
+      emit_move_insn (adjust_address (tramp_mem, SImode, 8),
+		      gen_int_mode (TARGET_LITTLE_ENDIAN ? 0xd203d302 : 0xd302d203,
+				    SImode));
+      emit_move_insn (adjust_address (tramp_mem, SImode, 12),
+		      gen_int_mode (TARGET_LITTLE_ENDIAN ? 0x5c216122 : 0x61225c21,
+				    SImode));
+      emit_move_insn (adjust_address (tramp_mem, SImode, 16),
+		      gen_int_mode (TARGET_LITTLE_ENDIAN ? 0x0009412b : 0x412b0009,
+				    SImode));
+      emit_move_insn (adjust_address (tramp_mem, SImode, 20), cxt);
+      emit_move_insn (adjust_address (tramp_mem, SImode, 24), fnaddr);
+    }
+  else
+    {
+      emit_move_insn (change_address (tramp_mem, SImode, NULL_RTX),
+		      gen_int_mode (TARGET_LITTLE_ENDIAN ? 0xd301d202 : 0xd202d301,
+				    SImode));
+      emit_move_insn (adjust_address (tramp_mem, SImode, 4),
+		      gen_int_mode (TARGET_LITTLE_ENDIAN ? 0x0009422b : 0x422b0009,
+				    SImode));
+      emit_move_insn (adjust_address (tramp_mem, SImode, 8), cxt);
+      emit_move_insn (adjust_address (tramp_mem, SImode, 12), fnaddr);
+    }
   if (TARGET_HARD_SH4 || TARGET_SH5)
     {
       if (!TARGET_INLINE_IC_INVALIDATE
 	  || (!(TARGET_SH4A || TARGET_SH4_300) && TARGET_USERMODE))
 	emit_library_call (function_symbol (NULL, "__ic_invalidate",
-					    FUNCTION_ORDINARY),
+					    FUNCTION_ORDINARY, NULL),
 			   LCT_NORMAL, VOIDmode, 1, tramp, SImode);
       else
 	emit_insn (gen_ic_invalidate_line (tramp));
@@ -12718,10 +12856,18 @@ sh_output_mi_thunk (FILE *file, tree thu
     sibcall = gen_sibcalli_thunk (funexp, const0_rtx);
   else
 #endif
-  if (TARGET_SH2 && flag_pic)
+  if (TARGET_SH2 && (flag_pic || TARGET_FDPIC))
     {
-      sibcall = gen_sibcall_pcrel (funexp, const0_rtx);
-      XEXP (XVECEXP (sibcall, 0, 2), 0) = scratch2;
+      if (TARGET_FDPIC)
+        {
+	  sibcall = gen_sibcall_pcrel_fdpic (funexp, const0_rtx);
+          XEXP (XVECEXP (sibcall, 0, 3), 0) = scratch2;
+        }
+      else
+        {
+	  sibcall = gen_sibcall_pcrel (funexp, const0_rtx);
+          XEXP (XVECEXP (sibcall, 0, 2), 0) = scratch2;
+        }
     }
   else
     {
@@ -12762,11 +12908,24 @@ sh_output_mi_thunk (FILE *file, tree thu
   epilogue_completed = 0;
 }
 
+/* Return an RTX for the address of a function NAME of kind KIND,
+   placing the result in TARGET if not NULL.  LAB should be non-NULL
+   for SFUNC_STATIC, if FDPIC; it will be set to (const_int 0) if jsr
+   should be used, or a label_ref if bsrf should be used.  For FDPIC,
+   both SFUNC_GOT and SFUNC_STATIC will return the address of the
+   function itself, not a function descriptor, so they can only be
+   used with functions not using the FDPIC register that are known to
+   be called directory without a PLT entry.  */
+
 rtx
-function_symbol (rtx target, const char *name, enum sh_function_kind kind)
+function_symbol (rtx target, const char *name, enum sh_function_kind kind,
+		 rtx *lab)
 {
   rtx sym;
 
+  if (lab)
+    *lab = const0_rtx;
+
   /* If this is not an ordinary function, the name usually comes from a
      string literal or an sprintf buffer.  Make sure we use the same
      string consistently, so that cse will be able to unify address loads.  */
@@ -12774,7 +12933,7 @@ function_symbol (rtx target, const char
     name = IDENTIFIER_POINTER (get_identifier (name));
   sym = gen_rtx_SYMBOL_REF (Pmode, name);
   SYMBOL_REF_FLAGS (sym) = SYMBOL_FLAG_FUNCTION;
-  if (flag_pic)
+  if (flag_pic || TARGET_FDPIC)
     switch (kind)
       {
       case FUNCTION_ORDINARY:
@@ -12789,14 +12948,27 @@ function_symbol (rtx target, const char
 	}
       case SFUNC_STATIC:
 	{
-	  /* ??? To allow cse to work, we use GOTOFF relocations.
-	     We could add combiner patterns to transform this into
-	     straight pc-relative calls with sym2PIC / bsrf when
-	     label load and function call are still 1:1 and in the
-	     same basic block during combine.  */
 	  rtx reg = target ? target : gen_reg_rtx (Pmode);
 
-	  emit_insn (gen_symGOTOFF2reg (reg, sym));
+	  if (TARGET_FDPIC)
+	    {
+	      /* We use PC-relative calls, since GOTOFF can only refer
+		 to writable data.  This works along with
+		 sh_sfunc_call.  */
+	      gcc_assert (lab != NULL);
+	      *lab = PATTERN (gen_call_site ());
+	      emit_insn (gen_sym_label2reg (reg, sym, *lab));
+	    }
+	  else
+	    {
+	      /* ??? To allow cse to work, we use GOTOFF relocations.
+		 we could add combiner patterns to transform this into
+		 straight pc-relative calls with sym2PIC / bsrf when
+		 label load and function call are still 1:1 and in the
+		 same basic block during combine.  */
+	      emit_insn (gen_symGOTOFF2reg (reg, sym));
+	    }
+
 	  sym = reg;
 	  break;
 	}
@@ -13419,6 +13591,12 @@ sh_conditional_register_usage (void)
       fixed_regs[PIC_OFFSET_TABLE_REGNUM] = 1;
       call_used_regs[PIC_OFFSET_TABLE_REGNUM] = 1;
     }
+  if (TARGET_FDPIC)
+    {
+      fixed_regs[PIC_REG] = 1;
+      call_used_regs[PIC_REG] = 1;
+      call_really_used_regs[PIC_REG] = 1;
+    }
   /* Renesas saves and restores mac registers on call.  */
   if (TARGET_HITACHI && ! TARGET_NOMACSAVE)
     {
@@ -14496,4 +14674,84 @@ sh_use_by_pieces_infrastructure_p (unsig
     }
 }
 
+bool
+sh_legitimate_constant_p (rtx x)
+{
+  if (SH_OFFSETS_MUST_BE_WITHIN_SECTIONS_P)
+    {
+      rtx base, offset;
+
+      split_const (x, &base, &offset);
+      if (GET_CODE (base) == SYMBOL_REF
+	  && !offset_within_block_p (base, INTVAL (offset)))
+	return false;
+    }
+
+  if (TARGET_FDPIC
+      && (SYMBOLIC_CONST_P (x)
+	  || (GET_CODE (x) == CONST && GET_CODE (XEXP (x, 0)) == PLUS
+	      && SYMBOLIC_CONST_P (XEXP (XEXP (x, 0), 0)))))
+    return false;
+
+  if (TARGET_SHMEDIA)
+    return ((GET_MODE (x) != DFmode
+	     && GET_MODE_CLASS (GET_MODE (x)) != MODE_VECTOR_FLOAT)
+	    || (x) == CONST0_RTX (GET_MODE (x))
+	    || ! TARGET_SHMEDIA_FPU
+	    || TARGET_SHMEDIA64);
+
+  return (GET_CODE (x) != CONST_DOUBLE
+	  || GET_MODE (x) == DFmode || GET_MODE (x) == SFmode
+	  || GET_MODE (x) == DImode || GET_MODE (x) == VOIDmode);
+}
+
+bool
+sh_cannot_force_const_mem_p (machine_mode mode ATTRIBUTE_UNUSED,
+			     rtx x ATTRIBUTE_UNUSED)
+{
+  if (TARGET_FDPIC)
+    return true;
+
+  return false;
+}
+
+/* Emit insns to load the function address from FUNCDESC (an FDPIC
+   function descriptor) into r1 and the GOT address into r12,
+   returning an rtx for r1.  */
+
+rtx
+sh_load_function_descriptor (rtx funcdesc)
+{
+  rtx r1 = gen_rtx_REG (Pmode, R1_REG);
+  rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
+  rtx fnaddr = gen_rtx_MEM (Pmode, funcdesc);
+  rtx gotaddr = gen_rtx_MEM (Pmode, plus_constant (Pmode, funcdesc, 4));
+
+  emit_move_insn (r1, fnaddr);
+  /* The ABI requires the entry point address to be loaded first, so
+     prevent the load from being moved after that of the GOT
+     address.  */
+  emit_insn (gen_blockage ());
+  emit_move_insn (pic_reg, gotaddr);
+  return r1;
+}
+
+/* Return an rtx holding the initial value of the FDPIC register (the
+   FDPIC pointer passed in from the caller).  */
+
+rtx
+sh_our_fdpic_reg (void)
+{
+  return get_hard_reg_initial_val (Pmode, PIC_REG);
+}
+
+/* Relocatable data for FDPIC binaries is not permitted in read-only
+   segments.  */
+
+static int
+sh_reloc_rw_mask (void)
+{
+  return (flag_pic || TARGET_FDPIC) ? 3 : 0;
+}
+
 #include "gt-sh.h"
diff -urp ../baseline/gcc-5.2.0/gcc/config/sh/sh.h gcc-5.2.0/gcc/config/sh/sh.h
--- ../baseline/gcc-5.2.0/gcc/config/sh/sh.h	2015-09-04 20:23:46.711452245 +0000
+++ gcc-5.2.0/gcc/config/sh/sh.h	2015-09-11 02:17:54.210157580 +0000
@@ -321,7 +321,7 @@ extern int code_for_indirect_jump_scratc
 #endif
 
 #ifndef SUBTARGET_ASM_SPEC
-#define SUBTARGET_ASM_SPEC ""
+#define SUBTARGET_ASM_SPEC "%{!mno-fdpic:--fdpic}"
 #endif
 
 #if TARGET_ENDIAN_DEFAULT == MASK_LITTLE_ENDIAN
@@ -349,7 +349,7 @@ extern int code_for_indirect_jump_scratc
 #define ASM_ISA_DEFAULT_SPEC ""
 #endif /* MASK_SH5 */
 
-#define SUBTARGET_LINK_EMUL_SUFFIX ""
+#define SUBTARGET_LINK_EMUL_SUFFIX "%{mfdpic:_fd}"
 #define SUBTARGET_LINK_SPEC ""
 
 /* Go via SH_LINK_SPEC to avoid code replication.  */
@@ -383,8 +383,18 @@ extern int code_for_indirect_jump_scratc
 "%{m2a*:%eSH2a does not support little-endian}}"
 #endif
 
+#ifdef FDPIC_DEFAULT
+#define FDPIC_SELF_SPECS "%{!mno-fdpic:-mfdpic}"
+#else
+#define FDPIC_SELF_SPECS
+#endif
+
 #undef DRIVER_SELF_SPECS
-#define DRIVER_SELF_SPECS UNSUPPORTED_SH2A
+#define DRIVER_SELF_SPECS UNSUPPORTED_SH2A SUBTARGET_DRIVER_SELF_SPECS \
+  FDPIC_SELF_SPECS
+
+#undef SUBTARGET_DRIVER_SELF_SPECS
+#define SUBTARGET_DRIVER_SELF_SPECS
 
 #define ASSEMBLER_DIALECT assembler_dialect
 
@@ -942,6 +952,14 @@ extern char sh_additional_register_names
    code access to data items.  */
 #define PIC_OFFSET_TABLE_REGNUM	(flag_pic ? PIC_REG : INVALID_REGNUM)
 
+/* For FDPIC, the FDPIC register is call-clobbered (otherwise PLT
+   entries would need to handle saving and restoring it).  */
+#define PIC_OFFSET_TABLE_REG_CALL_CLOBBERED TARGET_FDPIC
+
+/* An rtx holding the initial value of the FDPIC register (the FDPIC
+   pointer passed in from the caller).  */
+#define OUR_FDPIC_REG		sh_our_fdpic_reg ()
+
 #define GOT_SYMBOL_NAME "*_GLOBAL_OFFSET_TABLE_"
 
 /* Definitions for register eliminations.
@@ -1566,7 +1584,9 @@ struct sh_args {
    6 000c 00000000 	l2:	.long   function  */
 
 /* Length in units of the trampoline for entering a nested function.  */
-#define TRAMPOLINE_SIZE  (TARGET_SHMEDIA64 ? 40 : TARGET_SH5 ? 24 : 16)
+// FIXME: what happens if someone tries fdpic on SH5?
+#define TRAMPOLINE_SIZE \
+  (TARGET_SHMEDIA64 ? 40 : TARGET_SH5 ? 24 : TARGET_FDPIC ? 32 : 16)
 
 /* Alignment required for a trampoline in bits.  */
 #define TRAMPOLINE_ALIGNMENT \
@@ -1622,6 +1642,11 @@ struct sh_args {
       || GENERAL_REGISTER_P ((unsigned) reg_renumber[(REGNO)])) \
    : (REGNO) == R0_REG || (unsigned) reg_renumber[(REGNO)] == R0_REG)
 
+/* True if SYMBOL + OFFSET constants must refer to something within
+   SYMBOL's section.  */
+// FIXME: is this correct?
+#define SH_OFFSETS_MUST_BE_WITHIN_SECTIONS_P TARGET_FDPIC
+
 /* Maximum number of registers that can appear in a valid memory
    address.  */
 #define MAX_REGS_PER_ADDRESS 2
@@ -2262,9 +2287,12 @@ extern int current_function_interrupt;
 /* We have to distinguish between code and data, so that we apply
    datalabel where and only where appropriate.  Use sdataN for data.  */
 #define ASM_PREFERRED_EH_DATA_FORMAT(CODE, GLOBAL) \
- ((flag_pic && (GLOBAL) ? DW_EH_PE_indirect : 0) \
-  | (flag_pic ? DW_EH_PE_pcrel : DW_EH_PE_absptr) \
-  | ((CODE) ? 0 : (TARGET_SHMEDIA64 ? DW_EH_PE_sdata8 : DW_EH_PE_sdata4)))
+  ((TARGET_FDPIC \
+    ? ((GLOBAL) ? DW_EH_PE_indirect | DW_EH_PE_datarel \
+       : DW_EH_PE_pcrel) \
+    : ((flag_pic && (GLOBAL) ? DW_EH_PE_indirect : 0) \
+       | (flag_pic ? DW_EH_PE_pcrel : DW_EH_PE_absptr))) \
+   | ((CODE) ? 0 : (TARGET_SHMEDIA64 ? DW_EH_PE_sdata8 : DW_EH_PE_sdata4)))
 
 /* Handle special EH pointer encodings.  Absolute, pc-relative, and
    indirect are handled automatically.  */
@@ -2277,6 +2305,17 @@ extern int current_function_interrupt;
 	SYMBOL_REF_FLAGS (ADDR) |= SYMBOL_FLAG_FUNCTION; \
 	if (0) goto DONE; \
       } \
+    if (TARGET_FDPIC \
+        && ((ENCODING) & 0xf0) == (DW_EH_PE_indirect | DW_EH_PE_datarel)) \
+      { \
+        fputs ("\t.ualong ", FILE); \
+        output_addr_const (FILE, ADDR); \
+        if (GET_CODE (ADDR) == SYMBOL_REF && SYMBOL_REF_FUNCTION_P (ADDR)) \
+          fputs ("@GOTFUNCDESC", FILE); \
+        else \
+          fputs ("@GOT", FILE); \
+        goto DONE; \
+      } \
   } while (0)
 
 #if (defined CRT_BEGIN || defined CRT_END) && ! __SHMEDIA__
diff -urp ../baseline/gcc-5.2.0/gcc/config/sh/sh.md gcc-5.2.0/gcc/config/sh/sh.md
--- ../baseline/gcc-5.2.0/gcc/config/sh/sh.md	2015-09-04 20:23:46.704785579 +0000
+++ gcc-5.2.0/gcc/config/sh/sh.md	2015-09-03 22:30:13.462560589 +0000
@@ -100,6 +100,7 @@
   (R8_REG	8)
   (R9_REG	9)
   (R10_REG	10)
+  (R12_REG	12)
   (R20_REG	20)
   (R21_REG	21)
   (R22_REG	22)
@@ -170,6 +171,9 @@
   UNSPEC_SYMOFF
   ;; (unspec [OFFSET ANCHOR] UNSPEC_PCREL_SYMOFF) == OFFSET - (ANCHOR - .).
   UNSPEC_PCREL_SYMOFF
+  ;; For FDPIC
+  UNSPEC_GOTFUNCDESC
+  UNSPEC_GOTOFFFUNCDESC
   ;; Misc builtins
   UNSPEC_BUILTIN_STRLEN
 ])
@@ -2495,15 +2499,18 @@
 ;; This reload would clobber the value in r0 we are trying to store.
 ;; If we let reload allocate r0, then this problem can never happen.
 (define_insn "udivsi3_i1"
-  [(set (match_operand:SI 0 "register_operand" "=z")
+  [(set (match_operand:SI 0 "register_operand" "=z,z")
 	(udiv:SI (reg:SI R4_REG) (reg:SI R5_REG)))
    (clobber (reg:SI T_REG))
    (clobber (reg:SI PR_REG))
    (clobber (reg:SI R1_REG))
    (clobber (reg:SI R4_REG))
-   (use (match_operand:SI 1 "arith_reg_operand" "r"))]
+   (use (match_operand:SI 1 "arith_reg_operand" "r,r"))
+   (use (match_operand 2 "" "Z,Ccl"))]
   "TARGET_SH1 && TARGET_DIVIDE_CALL_DIV1"
-  "jsr	@%1%#"
+  "@
+   jsr	@%1%#
+   bsrf	%1\\n%O2:%#"
   [(set_attr "type" "sfunc")
    (set_attr "needs_delay_slot" "yes")])
 
@@ -2552,7 +2559,7 @@
 })
 
 (define_insn "udivsi3_i4"
-  [(set (match_operand:SI 0 "register_operand" "=y")
+  [(set (match_operand:SI 0 "register_operand" "=y,y")
 	(udiv:SI (reg:SI R4_REG) (reg:SI R5_REG)))
    (clobber (reg:SI T_REG))
    (clobber (reg:SI PR_REG))
@@ -2564,16 +2571,19 @@
    (clobber (reg:SI R4_REG))
    (clobber (reg:SI R5_REG))
    (clobber (reg:SI FPSCR_STAT_REG))
-   (use (match_operand:SI 1 "arith_reg_operand" "r"))
+   (use (match_operand:SI 1 "arith_reg_operand" "r,r"))
+   (use (match_operand 2 "" "Z,Ccl"))
    (use (reg:SI FPSCR_MODES_REG))]
   "TARGET_FPU_DOUBLE && ! TARGET_FPU_SINGLE"
-  "jsr	@%1%#"
+  "@
+   jsr	@%1%#
+   bsrf	%1\\n%O2:%#"
   [(set_attr "type" "sfunc")
    (set_attr "fp_mode" "double")
    (set_attr "needs_delay_slot" "yes")])
 
 (define_insn "udivsi3_i4_single"
-  [(set (match_operand:SI 0 "register_operand" "=y")
+  [(set (match_operand:SI 0 "register_operand" "=y,y")
 	(udiv:SI (reg:SI R4_REG) (reg:SI R5_REG)))
    (clobber (reg:SI T_REG))
    (clobber (reg:SI PR_REG))
@@ -2584,10 +2594,13 @@
    (clobber (reg:SI R1_REG))
    (clobber (reg:SI R4_REG))
    (clobber (reg:SI R5_REG))
-   (use (match_operand:SI 1 "arith_reg_operand" "r"))]
+   (use (match_operand:SI 1 "arith_reg_operand" "r,r"))
+   (use (match_operand 2 "" "Z,Ccl"))]
   "(TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE || TARGET_SHCOMPACT)
    && TARGET_FPU_SINGLE"
-  "jsr	@%1%#"
+  "@
+   jsr	@%1%#
+   bsrf	%1\\n%O2:%#"
   [(set_attr "type" "sfunc")
    (set_attr "needs_delay_slot" "yes")])
 
@@ -2641,16 +2654,17 @@
 	  emit_move_insn (operands[0], operands[2]);
 	  DONE;
 	}
-      function_symbol (operands[3], "__udivsi3_i4i", SFUNC_GOT);
+      function_symbol (operands[3], "__udivsi3_i4i", SFUNC_GOT, NULL);
       last = gen_udivsi3_i4_int (operands[0], operands[3]);
     }
   else if (TARGET_DIVIDE_CALL_FP)
     {
-      function_symbol (operands[3], "__udivsi3_i4", SFUNC_STATIC);
+      rtx lab;
+      function_symbol (operands[3], "__udivsi3_i4", SFUNC_STATIC, &lab);
       if (TARGET_FPU_SINGLE)
-	last = gen_udivsi3_i4_single (operands[0], operands[3]);
+	last = gen_udivsi3_i4_single (operands[0], operands[3], lab);
       else
-	last = gen_udivsi3_i4 (operands[0], operands[3]);
+	last = gen_udivsi3_i4 (operands[0], operands[3], lab);
     }
   else if (TARGET_SHMEDIA_FPU)
     {
@@ -2670,19 +2684,20 @@
     {
       function_symbol (operands[3],
 		       TARGET_FPU_ANY ? "__udivsi3_i4" : "__udivsi3",
-		       SFUNC_STATIC);
+		       SFUNC_STATIC, NULL);
 
       if (TARGET_SHMEDIA)
 	last = gen_udivsi3_i1_media (operands[0], operands[3]);
       else if (TARGET_FPU_ANY)
-	last = gen_udivsi3_i4_single (operands[0], operands[3]);
+	last = gen_udivsi3_i4_single (operands[0], operands[3], const0_rtx);
       else
-	last = gen_udivsi3_i1 (operands[0], operands[3]);
+	last = gen_udivsi3_i1 (operands[0], operands[3], const0_rtx);
     }
   else
     {
-      function_symbol (operands[3], "__udivsi3", SFUNC_STATIC);
-      last = gen_udivsi3_i1 (operands[0], operands[3]);
+      rtx lab;
+      function_symbol (operands[3], \"__udivsi3\", SFUNC_STATIC, &lab);
+      last = gen_udivsi3_i1 (operands[0], operands[3], lab);
     }
   emit_move_insn (gen_rtx_REG (SImode, 4), operands[1]);
   emit_move_insn (gen_rtx_REG (SImode, 5), operands[2]);
@@ -2810,7 +2825,7 @@
       emit_move_insn (gen_rtx_REG (DImode, R20_REG), x);
       break;
     }
-  sym = function_symbol (NULL, name, kind);
+  sym = function_symbol (NULL, name, kind, NULL);
   emit_insn (gen_divsi3_media_2 (operands[0], sym));
   DONE;
 }
@@ -2830,31 +2845,37 @@
 })
 
 (define_insn "divsi3_i4"
-  [(set (match_operand:SI 0 "register_operand" "=y")
+  [(set (match_operand:SI 0 "register_operand" "=y,y")
 	(div:SI (reg:SI R4_REG) (reg:SI R5_REG)))
    (clobber (reg:SI PR_REG))
    (clobber (reg:DF DR0_REG))
    (clobber (reg:DF DR2_REG))
    (clobber (reg:SI FPSCR_STAT_REG))
-   (use (match_operand:SI 1 "arith_reg_operand" "r"))
+   (use (match_operand:SI 1 "arith_reg_operand" "r,r"))
+   (use (match_operand 2 "" "Z,Ccl"))
    (use (reg:SI FPSCR_MODES_REG))]
   "TARGET_FPU_DOUBLE && ! TARGET_FPU_SINGLE"
-  "jsr	@%1%#"
+  "@
+   jsr	@%1%#
+   bsrf	%1\\n%O2:%#"
   [(set_attr "type" "sfunc")
    (set_attr "fp_mode" "double")
    (set_attr "needs_delay_slot" "yes")])
 
 (define_insn "divsi3_i4_single"
-  [(set (match_operand:SI 0 "register_operand" "=y")
+  [(set (match_operand:SI 0 "register_operand" "=y,y")
 	(div:SI (reg:SI R4_REG) (reg:SI R5_REG)))
    (clobber (reg:SI PR_REG))
    (clobber (reg:DF DR0_REG))
    (clobber (reg:DF DR2_REG))
    (clobber (reg:SI R2_REG))
-   (use (match_operand:SI 1 "arith_reg_operand" "r"))]
+   (use (match_operand:SI 1 "arith_reg_operand" "r,r"))
+   (use (match_operand 2 "" "Z,Ccl"))]
   "(TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE || TARGET_SHCOMPACT)
    && TARGET_FPU_SINGLE"
-  "jsr	@%1%#"
+  "@
+   jsr	@%1%#
+   bsrf	%1\\n%O2:%#"
   [(set_attr "type" "sfunc")
    (set_attr "needs_delay_slot" "yes")])
 
@@ -2893,16 +2914,17 @@
   /* Emit the move of the address to a pseudo outside of the libcall.  */
   if (TARGET_DIVIDE_CALL_TABLE)
     {
-      function_symbol (operands[3], sh_divsi3_libfunc, SFUNC_GOT);
+      function_symbol (operands[3], sh_divsi3_libfunc, SFUNC_GOT, NULL);
       last = gen_divsi3_i4_int (operands[0], operands[3]);
     }
   else if (TARGET_DIVIDE_CALL_FP)
     {
-      function_symbol (operands[3], sh_divsi3_libfunc, SFUNC_STATIC);
+      rtx lab;
+      function_symbol (operands[3], sh_divsi3_libfunc, SFUNC_STATIC, &lab);
       if (TARGET_FPU_SINGLE)
-	last = gen_divsi3_i4_single (operands[0], operands[3]);
+	last = gen_divsi3_i4_single (operands[0], operands[3], lab);
       else
-	last = gen_divsi3_i4 (operands[0], operands[3]);
+	last = gen_divsi3_i4 (operands[0], operands[3], lab);
     }
   else if (TARGET_SH2A)
     {
@@ -3007,23 +3029,23 @@
 	  emit_move_insn (gen_rtx_REG (Pmode, R20_REG), tab_base);
 	}
       if (TARGET_FPU_ANY && TARGET_SH1)
-	function_symbol (operands[3], sh_divsi3_libfunc, SFUNC_STATIC);
+	function_symbol (operands[3], sh_divsi3_libfunc, SFUNC_STATIC, NULL);
       else if (TARGET_DIVIDE_CALL2)
-	function_symbol (operands[3], "__sdivsi3_2", SFUNC_STATIC);
+	function_symbol (operands[3], "__sdivsi3_2", SFUNC_STATIC, NULL);
       else
-	function_symbol (operands[3], sh_divsi3_libfunc, SFUNC_GOT);
+	function_symbol (operands[3], sh_divsi3_libfunc, SFUNC_GOT, NULL);
 
       if (TARGET_SHMEDIA)
 	last = ((TARGET_DIVIDE_CALL2 ? gen_divsi3_media_2 : gen_divsi3_i1_media)
 		(operands[0], operands[3]));
       else if (TARGET_FPU_ANY)
-	last = gen_divsi3_i4_single (operands[0], operands[3]);
+	last = gen_divsi3_i4_single (operands[0], operands[3], const0_rtx);
       else
 	last = gen_divsi3_i1 (operands[0], operands[3]);
     }
   else
     {
-      function_symbol (operands[3], sh_divsi3_libfunc, SFUNC_GOT);
+      function_symbol (operands[3], sh_divsi3_libfunc, SFUNC_GOT, NULL);
       last = gen_divsi3_i1 (operands[0], operands[3]);
     }
   emit_move_insn (gen_rtx_REG (SImode, 4), operands[1]);
@@ -3617,7 +3639,7 @@ label:
     {
       /* The address must be set outside the libcall,
 	 since it goes into a pseudo.  */
-      rtx sym = function_symbol (NULL, "__mulsi3", SFUNC_STATIC);
+      rtx sym = function_symbol (NULL, "__mulsi3", SFUNC_STATIC, NULL);
       rtx addr = force_reg (SImode, sym);
       rtx insns = gen_mulsi3_call (operands[0], operands[1],
 				   operands[2], addr);
@@ -4873,7 +4895,7 @@ label:
     {
       emit_move_insn (gen_rtx_REG (SImode, R4_REG), operands[1]);
       rtx funcaddr = gen_reg_rtx (Pmode);
-      function_symbol (funcaddr, "__ashlsi3_r0", SFUNC_STATIC);
+      function_symbol (funcaddr, "__ashlsi3_r0", SFUNC_STATIC, NULL);
       emit_insn (gen_ashlsi3_d_call (operands[0], operands[2], funcaddr));
 
       DONE;
@@ -5277,12 +5299,15 @@ label:
 (define_insn "ashrsi3_n"
   [(set (reg:SI R4_REG)
 	(ashiftrt:SI (reg:SI R4_REG)
-		     (match_operand:SI 0 "const_int_operand" "i")))
+		     (match_operand:SI 0 "const_int_operand" "i,i")))
    (clobber (reg:SI T_REG))
    (clobber (reg:SI PR_REG))
-   (use (match_operand:SI 1 "arith_reg_operand" "r"))]
+   (use (match_operand:SI 1 "arith_reg_operand" "r,r"))
+   (use (match_operand 2 "" "Z,Ccl"))]
   "TARGET_SH1"
-  "jsr	@%1%#"
+  "@
+   jsr	@%1%#
+   bsrf	%1\\n%O2:%#"
   [(set_attr "type" "sfunc")
    (set_attr "needs_delay_slot" "yes")])
 
@@ -5435,7 +5460,7 @@ label:
     {
       emit_move_insn (gen_rtx_REG (SImode, R4_REG), operands[1]);
       rtx funcaddr = gen_reg_rtx (Pmode);
-      function_symbol (funcaddr, "__lshrsi3_r0", SFUNC_STATIC);
+      function_symbol (funcaddr, "__lshrsi3_r0", SFUNC_STATIC, NULL);
       emit_insn (gen_lshrsi3_d_call (operands[0], operands[2], funcaddr));
       DONE;
     }
@@ -7218,7 +7243,8 @@ label:
     }
   else if (TARGET_SHCOMPACT)
     {
-      operands[1] = function_symbol (NULL, "__ic_invalidate", SFUNC_STATIC);
+      operands[1] = function_symbol (NULL, "__ic_invalidate", SFUNC_STATIC,
+				     NULL);
       operands[1] = force_reg (Pmode, operands[1]);
       emit_insn (gen_ic_invalidate_line_compact (operands[0], operands[1]));
       DONE;
@@ -7300,7 +7326,7 @@ label:
 
   tramp = force_reg (Pmode, operands[0]);
   sfun = force_reg (Pmode, function_symbol (NULL, "__init_trampoline",
-					    SFUNC_STATIC));
+					    SFUNC_STATIC, NULL));
   emit_move_insn (gen_rtx_REG (SImode, R2_REG), operands[1]);
   emit_move_insn (gen_rtx_REG (SImode, R3_REG), operands[2]);
 
@@ -9342,7 +9368,27 @@ label:
 	 (match_operand 1 "" ""))
    (use (reg:SI FPSCR_MODES_REG))
    (clobber (reg:SI PR_REG))]
-  "TARGET_SH1"
+  "TARGET_SH1 && !TARGET_FDPIC"
+{
+  if (TARGET_SH2A && (dbr_sequence_length () == 0))
+    return "jsr/n	@%0";
+  else
+    return "jsr	@%0%#";
+}
+  [(set_attr "type" "call")
+   (set (attr "fp_mode")
+	(if_then_else (eq_attr "fpu_single" "yes")
+		      (const_string "single") (const_string "double")))
+   (set_attr "needs_delay_slot" "yes")
+   (set_attr "fp_set" "unknown")])
+
+(define_insn "calli_fdpic"
+  [(call (mem:SI (match_operand:SI 0 "arith_reg_operand" "r"))
+	 (match_operand 1 "" ""))
+   (use (reg:SI FPSCR_MODES_REG))
+   (use (reg:SI PIC_REG))
+   (clobber (reg:SI PR_REG))]
+  "TARGET_SH1 && TARGET_FDPIC"
 {
   if (TARGET_SH2A && (dbr_sequence_length () == 0))
     return "jsr/n	@%0";
@@ -9471,7 +9517,28 @@ label:
 	      (match_operand 2 "" "")))
    (use (reg:SI FPSCR_MODES_REG))
    (clobber (reg:SI PR_REG))]
-  "TARGET_SH1"
+  "TARGET_SH1 && !TARGET_FDPIC"
+{
+  if (TARGET_SH2A && (dbr_sequence_length () == 0))
+    return "jsr/n	@%1";
+  else
+    return "jsr	@%1%#";
+}
+  [(set_attr "type" "call")
+   (set (attr "fp_mode")
+	(if_then_else (eq_attr "fpu_single" "yes")
+		      (const_string "single") (const_string "double")))
+   (set_attr "needs_delay_slot" "yes")
+   (set_attr "fp_set" "unknown")])
+
+(define_insn "call_valuei_fdpic"
+  [(set (match_operand 0 "" "=rf")
+	(call (mem:SI (match_operand:SI 1 "arith_reg_operand" "r"))
+	      (match_operand 2 "" "")))
+   (use (reg:SI FPSCR_REG))
+   (use (reg:SI PIC_REG))
+   (clobber (reg:SI PR_REG))]
+  "TARGET_SH1 && TARGET_FDPIC"
 {
   if (TARGET_SH2A && (dbr_sequence_length () == 0))
     return "jsr/n	@%1";
@@ -9608,6 +9675,12 @@ label:
 	      (clobber (reg:SI PR_REG))])]
   ""
 {
+  if (TARGET_FDPIC)
+    {
+      rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
+      emit_move_insn (pic_reg, OUR_FDPIC_REG);
+    }
+
   if (TARGET_SHMEDIA)
     {
       operands[0] = shmedia_prepare_call_address (operands[0], 0);
@@ -9643,7 +9716,8 @@ label:
       emit_insn (gen_force_mode_for_call ());
 
       operands[0]
-	= function_symbol (NULL, "__GCC_shcompact_call_trampoline", SFUNC_GOT);
+	= function_symbol (NULL, "__GCC_shcompact_call_trampoline",
+			   SFUNC_GOT, NULL);
       operands[0] = force_reg (SImode, operands[0]);
 
       emit_move_insn (r0, func);
@@ -9667,7 +9741,7 @@ label:
       emit_insn (gen_symGOTPLT2reg (reg, XEXP (operands[0], 0)));
       XEXP (operands[0], 0) = reg;
     }
-  if (!flag_pic && TARGET_SH2A
+  if (!flag_pic && !TARGET_FDPIC && TARGET_SH2A
       && MEM_P (operands[0])
       && GET_CODE (XEXP (operands[0], 0)) == SYMBOL_REF)
     {
@@ -9678,7 +9752,7 @@ label:
 	  DONE;
 	}
     }
-  if (flag_pic && TARGET_SH2
+  if ((flag_pic || TARGET_FDPIC) && TARGET_SH2
       && MEM_P (operands[0])
       && GET_CODE (XEXP (operands[0], 0)) == SYMBOL_REF)
     {
@@ -9691,7 +9765,13 @@ label:
     operands[1] = operands[2];
   }
 
-  emit_call_insn (gen_calli (operands[0], operands[1]));
+  if (TARGET_FDPIC)
+    {
+      operands[0] = sh_load_function_descriptor (operands[0]);
+      emit_call_insn (gen_calli_fdpic (operands[0], operands[1]));
+    }
+  else
+    emit_call_insn (gen_calli (operands[0], operands[1]));
   DONE;
 })
 
@@ -9771,7 +9851,7 @@ label:
   emit_insn (gen_force_mode_for_call ());
 
   operands[0] = function_symbol (NULL, "__GCC_shcompact_call_trampoline",
-				 SFUNC_GOT);
+				 SFUNC_GOT, NULL);
   operands[0] = force_reg (SImode, operands[0]);
 
   emit_move_insn (r0, func);
@@ -9796,6 +9876,12 @@ label:
 	      (clobber (reg:SI PR_REG))])]
   ""
 {
+  if (TARGET_FDPIC)
+    {
+      rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
+      emit_move_insn (pic_reg, OUR_FDPIC_REG);
+    }
+
   if (TARGET_SHMEDIA)
     {
       operands[1] = shmedia_prepare_call_address (operands[1], 0);
@@ -9832,7 +9918,8 @@ label:
       emit_insn (gen_force_mode_for_call ());
 
       operands[1]
-	= function_symbol (NULL, "__GCC_shcompact_call_trampoline", SFUNC_GOT);
+	= function_symbol (NULL, "__GCC_shcompact_call_trampoline",
+			   SFUNC_GOT, NULL);
       operands[1] = force_reg (SImode, operands[1]);
 
       emit_move_insn (r0, func);
@@ -9858,7 +9945,7 @@ label:
       emit_insn (gen_symGOTPLT2reg (reg, XEXP (operands[1], 0)));
       XEXP (operands[1], 0) = reg;
     }
-  if (!flag_pic && TARGET_SH2A
+  if (!flag_pic && !TARGET_FDPIC && TARGET_SH2A
       && MEM_P (operands[1])
       && GET_CODE (XEXP (operands[1], 0)) == SYMBOL_REF)
     {
@@ -9869,7 +9956,7 @@ label:
 	  DONE;
 	}
     }
-  if (flag_pic && TARGET_SH2
+  if ((flag_pic || TARGET_FDPIC) && TARGET_SH2
       && MEM_P (operands[1])
       && GET_CODE (XEXP (operands[1], 0)) == SYMBOL_REF)
     {
@@ -9880,7 +9967,14 @@ label:
   else
     operands[1] = force_reg (SImode, XEXP (operands[1], 0));
 
-  emit_call_insn (gen_call_valuei (operands[0], operands[1], operands[2]));
+  if (TARGET_FDPIC)
+    {
+      operands[1] = sh_load_function_descriptor (operands[1]);
+      emit_call_insn (gen_call_valuei_fdpic (operands[0], operands[1],
+					     operands[2]));
+    }
+  else
+    emit_call_insn (gen_call_valuei (operands[0], operands[1], operands[2]));
   DONE;
 })
 
@@ -9889,7 +9983,21 @@ label:
 	 (match_operand 1 "" ""))
    (use (reg:SI FPSCR_MODES_REG))
    (return)]
-  "TARGET_SH1"
+  "TARGET_SH1 && !TARGET_FDPIC"
+  "jmp	@%0%#"
+  [(set_attr "needs_delay_slot" "yes")
+   (set (attr "fp_mode")
+	(if_then_else (eq_attr "fpu_single" "yes")
+		      (const_string "single") (const_string "double")))
+   (set_attr "type" "jump_ind")])
+
+(define_insn "sibcalli_fdpic"
+  [(call (mem:SI (match_operand:SI 0 "register_operand" "k"))
+	 (match_operand 1 "" ""))
+   (use (reg:SI FPSCR_MODES_REG))
+   (use (reg:SI PIC_REG))
+   (return)]
+  "TARGET_SH1 && TARGET_FDPIC"
   "jmp	@%0%#"
   [(set_attr "needs_delay_slot" "yes")
    (set (attr "fp_mode")
@@ -9903,7 +10011,25 @@ label:
    (use (match_operand 2 "" ""))
    (use (reg:SI FPSCR_MODES_REG))
    (return)]
-  "TARGET_SH2"
+  "TARGET_SH2 && !TARGET_FDPIC"
+{
+  return       "braf	%0"	"\n"
+	 "%O2:%#";
+}
+  [(set_attr "needs_delay_slot" "yes")
+   (set (attr "fp_mode")
+	(if_then_else (eq_attr "fpu_single" "yes")
+		      (const_string "single") (const_string "double")))
+   (set_attr "type" "jump_ind")])
+
+(define_insn "sibcalli_pcrel_fdpic"
+  [(call (mem:SI (match_operand:SI 0 "arith_reg_operand" "k"))
+	 (match_operand 1 "" ""))
+   (use (match_operand 2 "" ""))
+   (use (reg:SI FPSCR_MODES_REG))
+   (use (reg:SI PIC_REG))
+   (return)]
+  "TARGET_SH2 && TARGET_FDPIC"
 {
   return       "braf	%0"	"\n"
 	 "%O2:%#";
@@ -9936,7 +10062,7 @@ label:
    (use (reg:SI FPSCR_MODES_REG))
    (clobber (match_scratch:SI 2 "=k"))
    (return)]
-  "TARGET_SH2"
+  "TARGET_SH2 && !TARGET_FDPIC"
   "#"
   "reload_completed"
   [(const_int 0)]
@@ -9956,6 +10082,33 @@ label:
 		      (const_string "single") (const_string "double")))
    (set_attr "type" "jump_ind")])
 
+(define_insn_and_split "sibcall_pcrel_fdpic"
+  [(call (mem:SI (match_operand:SI 0 "symbol_ref_operand" ""))
+	 (match_operand 1 "" ""))
+   (use (reg:SI FPSCR_MODES_REG))
+   (use (reg:SI PIC_REG))
+   (clobber (match_scratch:SI 2 "=k"))
+   (return)]
+  "TARGET_SH2 && TARGET_FDPIC"
+  "#"
+  "reload_completed"
+  [(const_int 0)]
+{
+  rtx lab = PATTERN (gen_call_site ());
+  rtx call_insn;
+
+  emit_insn (gen_sym_label2reg (operands[2], operands[0], lab));
+  call_insn = emit_call_insn (gen_sibcalli_pcrel_fdpic (operands[2], operands[1],
+						  copy_rtx (lab)));
+  SIBLING_CALL_P (call_insn) = 1;
+  DONE;
+}
+  [(set_attr "needs_delay_slot" "yes")
+   (set (attr "fp_mode")
+	(if_then_else (eq_attr "fpu_single" "yes")
+		      (const_string "single") (const_string "double")))
+   (set_attr "type" "jump_ind")])
+
 (define_insn "sibcall_compact"
   [(call (mem:SI (match_operand:SI 0 "register_operand" "k,k"))
 	 (match_operand 1 "" ""))
@@ -10000,6 +10153,12 @@ label:
      (return)])]
   ""
 {
+  if (TARGET_FDPIC)
+    {
+      rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
+      emit_move_insn (pic_reg, OUR_FDPIC_REG);
+    }
+
   if (TARGET_SHMEDIA)
     {
       operands[0] = shmedia_prepare_call_address (operands[0], 1);
@@ -10045,7 +10204,8 @@ label:
       emit_insn (gen_force_mode_for_call ());
 
       operands[0]
-	= function_symbol (NULL, "__GCC_shcompact_call_trampoline", SFUNC_GOT);
+	= function_symbol (NULL, "__GCC_shcompact_call_trampoline",
+			   SFUNC_GOT, NULL);
       operands[0] = force_reg (SImode, operands[0]);
 
       /* We don't need a return trampoline, since the callee will
@@ -10071,7 +10231,7 @@ label:
       emit_insn (gen_symGOT2reg (reg, XEXP (operands[0], 0)));
       XEXP (operands[0], 0) = reg;
     }
-  if (flag_pic && TARGET_SH2
+  if ((flag_pic || TARGET_FDPIC) && TARGET_SH2
       && MEM_P (operands[0])
       && GET_CODE (XEXP (operands[0], 0)) == SYMBOL_REF
       /* The PLT needs the PIC register, but the epilogue would have
@@ -10079,13 +10239,24 @@ label:
 	 static functions.  */
       && SYMBOL_REF_LOCAL_P (XEXP (operands[0], 0)))
     {
-      emit_call_insn (gen_sibcall_pcrel (XEXP (operands[0], 0), operands[1]));
+      if (TARGET_FDPIC)
+        emit_call_insn (gen_sibcall_pcrel_fdpic (XEXP (operands[0], 0),
+       	                                         operands[1]));
+      else
+        emit_call_insn (gen_sibcall_pcrel (XEXP (operands[0], 0),
+                                           operands[1]));
       DONE;
     }
   else
     operands[0] = force_reg (SImode, XEXP (operands[0], 0));
 
-  emit_call_insn (gen_sibcalli (operands[0], operands[1]));
+  if (TARGET_FDPIC)
+    {
+      operands[0] = sh_load_function_descriptor (operands[0]);
+      emit_call_insn (gen_sibcalli_fdpic (operands[0], operands[1]));
+    }
+  else
+    emit_call_insn (gen_sibcalli (operands[0], operands[1]));
   DONE;
 })
 
@@ -10095,7 +10266,22 @@ label:
 	      (match_operand 2 "" "")))
    (use (reg:SI FPSCR_MODES_REG))
    (return)]
-  "TARGET_SH1"
+  "TARGET_SH1 && !TARGET_FDPIC"
+  "jmp	@%1%#"
+  [(set_attr "needs_delay_slot" "yes")
+   (set (attr "fp_mode")
+	(if_then_else (eq_attr "fpu_single" "yes")
+		      (const_string "single") (const_string "double")))
+   (set_attr "type" "jump_ind")])
+
+(define_insn "sibcall_valuei_fdpic"
+  [(set (match_operand 0 "" "=rf")
+	(call (mem:SI (match_operand:SI 1 "register_operand" "k"))
+	      (match_operand 2 "" "")))
+   (use (reg:SI FPSCR_MODES_REG))
+   (use (reg:SI PIC_REG))
+   (return)]
+  "TARGET_SH1 && TARGET_FDPIC"
   "jmp	@%1%#"
   [(set_attr "needs_delay_slot" "yes")
    (set (attr "fp_mode")
@@ -10110,7 +10296,26 @@ label:
    (use (match_operand 3 "" ""))
    (use (reg:SI FPSCR_MODES_REG))
    (return)]
-  "TARGET_SH2"
+  "TARGET_SH2 && !TARGET_FDPIC"
+{
+  return       "braf	%1"	"\n"
+	 "%O3:%#";
+}
+  [(set_attr "needs_delay_slot" "yes")
+   (set (attr "fp_mode")
+	(if_then_else (eq_attr "fpu_single" "yes")
+		      (const_string "single") (const_string "double")))
+   (set_attr "type" "jump_ind")])
+
+(define_insn "sibcall_valuei_pcrel_fdpic"
+  [(set (match_operand 0 "" "=rf")
+	(call (mem:SI (match_operand:SI 1 "arith_reg_operand" "k"))
+	      (match_operand 2 "" "")))
+   (use (match_operand 3 "" ""))
+   (use (reg:SI FPSCR_MODES_REG))
+   (use (reg:SI PIC_REG))
+   (return)]
+  "TARGET_SH2 && TARGET_FDPIC"
 {
   return       "braf	%1"	"\n"
 	 "%O3:%#";
@@ -10128,7 +10333,7 @@ label:
    (use (reg:SI FPSCR_MODES_REG))
    (clobber (match_scratch:SI 3 "=k"))
    (return)]
-  "TARGET_SH2"
+  "TARGET_SH2 && !TARGET_FDPIC"
   "#"
   "reload_completed"
   [(const_int 0)]
@@ -10141,6 +10346,38 @@ label:
 							operands[3],
 							operands[2],
 							copy_rtx (lab)));
+							  
+  SIBLING_CALL_P (call_insn) = 1;
+  DONE;
+}
+  [(set_attr "needs_delay_slot" "yes")
+   (set (attr "fp_mode")
+	(if_then_else (eq_attr "fpu_single" "yes")
+		      (const_string "single") (const_string "double")))
+   (set_attr "type" "jump_ind")])
+
+(define_insn_and_split "sibcall_value_pcrel_fdpic"
+  [(set (match_operand 0 "" "=rf")
+	(call (mem:SI (match_operand:SI 1 "symbol_ref_operand" ""))
+	      (match_operand 2 "" "")))
+   (use (reg:SI FPSCR_MODES_REG))
+   (use (reg:SI PIC_REG))
+   (clobber (match_scratch:SI 3 "=k"))
+   (return)]
+  "TARGET_SH2 && TARGET_FDPIC"
+  "#"
+  "reload_completed"
+  [(const_int 0)]
+{
+  rtx lab = PATTERN (gen_call_site ());
+  rtx call_insn;
+
+  emit_insn (gen_sym_label2reg (operands[3], operands[1], lab));
+  call_insn = emit_call_insn (gen_sibcall_valuei_pcrel_fdpic (operands[0],
+							      operands[3],
+							      operands[2],
+							      copy_rtx (lab)));
+							  
   SIBLING_CALL_P (call_insn) = 1;
   DONE;
 }
@@ -10197,6 +10434,12 @@ label:
      (return)])]
   ""
 {
+  if (TARGET_FDPIC)
+    {
+      rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
+      emit_move_insn (pic_reg, OUR_FDPIC_REG);
+    }
+
   if (TARGET_SHMEDIA)
     {
       operands[1] = shmedia_prepare_call_address (operands[1], 1);
@@ -10243,7 +10486,8 @@ label:
       emit_insn (gen_force_mode_for_call ());
 
       operands[1]
-	= function_symbol (NULL, "__GCC_shcompact_call_trampoline", SFUNC_GOT);
+	= function_symbol (NULL, "__GCC_shcompact_call_trampoline",
+			   SFUNC_GOT, NULL);
       operands[1] = force_reg (SImode, operands[1]);
 
       /* We don't need a return trampoline, since the callee will
@@ -10270,7 +10514,7 @@ label:
       emit_insn (gen_symGOT2reg (reg, XEXP (operands[1], 0)));
       XEXP (operands[1], 0) = reg;
     }
-  if (flag_pic && TARGET_SH2
+  if ((flag_pic || TARGET_FDPIC) && TARGET_SH2
       && MEM_P (operands[1])
       && GET_CODE (XEXP (operands[1], 0)) == SYMBOL_REF
       /* The PLT needs the PIC register, but the epilogue would have
@@ -10278,15 +10522,28 @@ label:
 	 static functions.  */
       && SYMBOL_REF_LOCAL_P (XEXP (operands[1], 0)))
     {
-      emit_call_insn (gen_sibcall_value_pcrel (operands[0],
-					       XEXP (operands[1], 0),
-					       operands[2]));
+      if (TARGET_FDPIC)
+	emit_call_insn (gen_sibcall_value_pcrel_fdpic (operands[0],
+						       XEXP (operands[1], 0),
+						       operands[2]));
+      else
+	emit_call_insn (gen_sibcall_value_pcrel (operands[0],
+						 XEXP (operands[1], 0),
+						 operands[2]));
       DONE;
     }
   else
     operands[1] = force_reg (SImode, XEXP (operands[1], 0));
 
-  emit_call_insn (gen_sibcall_valuei (operands[0], operands[1], operands[2]));
+  if (TARGET_FDPIC)
+    {
+      operands[1] = sh_load_function_descriptor (operands[1]);
+      emit_call_insn (gen_sibcall_valuei_fdpic (operands[0], operands[1],
+						operands[2]));
+    }
+  else
+    emit_call_insn (gen_sibcall_valuei (operands[0], operands[1],
+					operands[2]));
   DONE;
 })
 
@@ -10370,7 +10627,7 @@ label:
   emit_insn (gen_force_mode_for_call ());
 
   operands[1] = function_symbol (NULL, "__GCC_shcompact_call_trampoline",
-				 SFUNC_GOT);
+				 SFUNC_GOT, NULL);
   operands[1] = force_reg (SImode, operands[1]);
 
   emit_move_insn (r0, func);
@@ -10568,6 +10825,13 @@ label:
       DONE;
     }
 
+  if (TARGET_FDPIC)
+    {
+      rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
+      emit_move_insn (pic_reg, OUR_FDPIC_REG);
+      DONE;
+    }
+
   operands[1] = gen_rtx_REG (Pmode, PIC_REG);
   operands[2] = gen_rtx_SYMBOL_REF (VOIDmode, GOT_SYMBOL_NAME);
 
@@ -10700,9 +10964,15 @@ label:
    (set (match_operand 0 "" "") (mem (match_dup 3)))]
   ""
 {
+  rtx picreg;
   rtx mem;
   bool stack_chk_guard_p = false;
 
+  if (TARGET_FDPIC)
+    picreg = OUR_FDPIC_REG;
+  else
+    picreg = gen_rtx_REG (Pmode, PIC_REG);
+
   operands[2] = !can_create_pseudo_p () ? operands[0] : gen_reg_rtx (Pmode);
   operands[3] = !can_create_pseudo_p () ? operands[0] : gen_reg_rtx (Pmode);
 
@@ -10742,11 +11012,11 @@ label:
      insn to avoid combining (set A (plus rX r12)) and (set op0 (mem A))
      when rX is a GOT address for the guard symbol.  Ugly but doesn't
      matter because this is a rare situation.  */
+// FIXME: original fdpic patch did not have ssp case here ??
   if (stack_chk_guard_p)
     emit_insn (gen_chk_guard_add (operands[3], operands[2]));
   else
-    emit_move_insn (operands[3], gen_rtx_PLUS (Pmode, operands[2],
-					       gen_rtx_REG (Pmode, PIC_REG)));
+    emit_move_insn (operands[3], gen_rtx_PLUS (Pmode, operands[2], picreg));
 
   /* N.B. This is not constant for a GOTPLT relocation.  */
   mem = gen_rtx_MEM (Pmode, operands[3]);
@@ -10777,6 +11047,26 @@ label:
   DONE;
 })
 
+(define_expand "sym2GOTFUNCDESC"
+  [(const (unspec [(match_operand 0 "" "")] UNSPEC_GOTFUNCDESC))]
+  "TARGET_FDPIC"
+  "")
+
+(define_expand "symGOTFUNCDESC2reg"
+  [(match_operand 0 "" "") (match_operand 1 "" "")]
+  "TARGET_FDPIC"
+{
+  rtx gotsym, insn;
+
+  gotsym = gen_sym2GOTFUNCDESC (operands[1]);
+  PUT_MODE (gotsym, Pmode);
+  insn = emit_insn (gen_symGOT_load (operands[0], gotsym));
+
+  MEM_READONLY_P (SET_SRC (PATTERN (insn))) = 1;
+
+  DONE;
+})
+
 (define_expand "symGOTPLT2reg"
   [(match_operand 0 "" "") (match_operand 1 "" "")]
   ""
@@ -10798,23 +11088,49 @@ label:
   [(match_operand 0 "" "") (match_operand 1 "" "")]
   ""
 {
+  rtx picreg;
   rtx gotoffsym, insn;
   rtx t = (!can_create_pseudo_p ()
 	   ? operands[0]
 	   : gen_reg_rtx (GET_MODE (operands[0])));
 
+  if (TARGET_FDPIC)
+    picreg = OUR_FDPIC_REG;
+  else
+    picreg = gen_rtx_REG (Pmode, PIC_REG);
+
   gotoffsym = gen_sym2GOTOFF (operands[1]);
   PUT_MODE (gotoffsym, Pmode);
   emit_move_insn (t, gotoffsym);
-  insn = emit_move_insn (operands[0],
-			 gen_rtx_PLUS (Pmode, t,
-				       gen_rtx_REG (Pmode, PIC_REG)));
+  insn = emit_move_insn (operands[0], gen_rtx_PLUS (Pmode, t, picreg));
 
   set_unique_reg_note (insn, REG_EQUAL, operands[1]);
 
   DONE;
 })
 
+(define_expand "sym2GOTOFFFUNCDESC"
+  [(const (unspec [(match_operand 0 "" "")] UNSPEC_GOTOFFFUNCDESC))]
+  "TARGET_FDPIC"
+  "")
+
+(define_expand "symGOTOFFFUNCDESC2reg"
+  [(match_operand 0 "" "") (match_operand 1 "" "")]
+  "TARGET_FDPIC"
+{
+  rtx picreg = OUR_FDPIC_REG;
+  rtx gotoffsym;
+  rtx t = (!can_create_pseudo_p ()
+	   ? operands[0]
+	   : gen_reg_rtx (GET_MODE (operands[0])));
+
+  gotoffsym = gen_sym2GOTOFFFUNCDESC (operands[1]);
+  PUT_MODE (gotoffsym, Pmode);
+  emit_move_insn (t, gotoffsym);
+  emit_move_insn (operands[0], gen_rtx_PLUS (Pmode, t, picreg));
+  DONE;
+})
+
 (define_expand "symPLT_label2reg"
   [(set (match_operand:SI 0 "" "")
 	(const:SI
@@ -11491,7 +11807,8 @@ label:
 {
   rtx reg = gen_rtx_REG (Pmode, R0_REG);
 
-  function_symbol (reg, "__GCC_shcompact_return_trampoline", SFUNC_STATIC);
+  function_symbol (reg, "__GCC_shcompact_return_trampoline", SFUNC_STATIC,
+  		   NULL);
   emit_jump_insn (gen_shcompact_return_tramp_i ());
   DONE;
 })
@@ -12581,18 +12898,22 @@ label:
 (define_insn "block_move_real"
   [(parallel [(set (mem:BLK (reg:SI R4_REG))
 		   (mem:BLK (reg:SI R5_REG)))
-	      (use (match_operand:SI 0 "arith_reg_operand" "r"))
+	      (use (match_operand:SI 0 "arith_reg_operand" "r,r"))
+	      (use (match_operand 1 "" "Z,Ccl"))
 	      (clobber (reg:SI PR_REG))
 	      (clobber (reg:SI R0_REG))])]
   "TARGET_SH1 && ! TARGET_HARD_SH4"
-  "jsr	@%0%#"
+  "@
+   jsr	@%0%#
+   bsrf	%0\\n%O1:%#"
   [(set_attr "type" "sfunc")
    (set_attr "needs_delay_slot" "yes")])
 
 (define_insn "block_lump_real"
   [(parallel [(set (mem:BLK (reg:SI R4_REG))
 		   (mem:BLK (reg:SI R5_REG)))
-	      (use (match_operand:SI 0 "arith_reg_operand" "r"))
+	      (use (match_operand:SI 0 "arith_reg_operand" "r,r"))
+	      (use (match_operand 1 "" "Z,Ccl"))
 	      (use (reg:SI R6_REG))
 	      (clobber (reg:SI PR_REG))
 	      (clobber (reg:SI T_REG))
@@ -12601,27 +12922,33 @@ label:
 	      (clobber (reg:SI R6_REG))
 	      (clobber (reg:SI R0_REG))])]
   "TARGET_SH1 && ! TARGET_HARD_SH4"
-  "jsr	@%0%#"
+  "@
+   jsr	@%0%#
+   bsrf	%0\\n%O1:%#"
   [(set_attr "type" "sfunc")
    (set_attr "needs_delay_slot" "yes")])
 
 (define_insn "block_move_real_i4"
   [(parallel [(set (mem:BLK (reg:SI R4_REG))
 		   (mem:BLK (reg:SI R5_REG)))
-	      (use (match_operand:SI 0 "arith_reg_operand" "r"))
+	      (use (match_operand:SI 0 "arith_reg_operand" "r,r"))
+	      (use (match_operand 1 "" "Z,Ccl"))
 	      (clobber (reg:SI PR_REG))
 	      (clobber (reg:SI R0_REG))
 	      (clobber (reg:SI R1_REG))
 	      (clobber (reg:SI R2_REG))])]
   "TARGET_HARD_SH4"
-  "jsr	@%0%#"
+  "@
+   jsr	@%0%#
+   bsrf	%0\\n%O1:%#"
   [(set_attr "type" "sfunc")
    (set_attr "needs_delay_slot" "yes")])
 
 (define_insn "block_lump_real_i4"
   [(parallel [(set (mem:BLK (reg:SI R4_REG))
 		   (mem:BLK (reg:SI R5_REG)))
-	      (use (match_operand:SI 0 "arith_reg_operand" "r"))
+	      (use (match_operand:SI 0 "arith_reg_operand" "r,r"))
+	      (use (match_operand 1 "" "Z,Ccl"))
 	      (use (reg:SI R6_REG))
 	      (clobber (reg:SI PR_REG))
 	      (clobber (reg:SI T_REG))
@@ -12633,7 +12960,9 @@ label:
 	      (clobber (reg:SI R2_REG))
 	      (clobber (reg:SI R3_REG))])]
   "TARGET_HARD_SH4"
-  "jsr	@%0%#"
+  "@
+   jsr	@%0%#
+   bsrf	%0\\n%O1:%#"
   [(set_attr "type" "sfunc")
    (set_attr "needs_delay_slot" "yes")])
 
diff -urp ../baseline/gcc-5.2.0/gcc/config/sh/sh.opt gcc-5.2.0/gcc/config/sh/sh.opt
--- ../baseline/gcc-5.2.0/gcc/config/sh/sh.opt	2015-09-04 20:23:46.711452245 +0000
+++ gcc-5.2.0/gcc/config/sh/sh.opt	2015-09-03 21:20:40.109481724 +0000
@@ -264,6 +264,10 @@ mdivsi3_libfunc=
 Target RejectNegative Joined Var(sh_divsi3_libfunc) Init("")
 Specify name for 32 bit signed division function
 
+mfdpic
+Target Report Var(TARGET_FDPIC)
+Generate ELF FDPIC code
+
 mfmovd
 Target RejectNegative Mask(FMOVD)
 Enable the use of 64-bit floating point registers in fmov instructions.  See -mdalign if 64-bit alignment is required.
diff -urp ../baseline/gcc-5.2.0/gcc/config.gcc gcc-5.2.0/gcc/config.gcc
--- ../baseline/gcc-5.2.0/gcc/config.gcc	2015-09-04 20:23:46.711452245 +0000
+++ gcc-5.2.0/gcc/config.gcc	2015-09-04 21:38:42.364511457 +0000
@@ -2580,6 +2580,9 @@ sh-*-elf* | sh[12346l]*-*-elf* | \
 	tm_file="${tm_file} dbxelf.h elfos.h sh/elf.h"
 	case ${target} in
 	sh*-*-linux*)	tmake_file="${tmake_file} sh/t-linux"
+			if test x$enable_fdpic != xno; then
+				tm_defines="$tm_defines FDPIC_DEFAULT=1"
+			fi
 			tm_file="${tm_file} gnu-user.h linux.h glibc-stdint.h sh/linux.h" ;;
 	sh*-*-netbsd*)
 			tm_file="${tm_file} netbsd.h netbsd-elf.h sh/netbsd-elf.h"
diff -urp ../baseline/gcc-5.2.0/gcc/doc/install.texi gcc-5.2.0/gcc/doc/install.texi
--- ../baseline/gcc-5.2.0/gcc/doc/install.texi	2015-05-12 08:49:59.000000000 +0000
+++ gcc-5.2.0/gcc/doc/install.texi	2015-09-04 21:46:28.384483042 +0000
@@ -1791,6 +1791,9 @@ When neither of these configure options
 128-bit @code{long double} when built against GNU C Library 2.4 and later,
 64-bit @code{long double} otherwise.
 
+@item --enable-fdpic
+On SH Linux systems, generate ELF FDPIC code.
+
 @item --with-gmp=@var{pathname}
 @itemx --with-gmp-include=@var{pathname}
 @itemx --with-gmp-lib=@var{pathname}
diff -urp ../baseline/gcc-5.2.0/gcc/doc/invoke.texi gcc-5.2.0/gcc/doc/invoke.texi
--- ../baseline/gcc-5.2.0/gcc/doc/invoke.texi	2015-09-04 20:23:46.568118921 +0000
+++ gcc-5.2.0/gcc/doc/invoke.texi	2015-09-04 21:44:08.541158234 +0000
@@ -20921,6 +20921,10 @@ in effect.
 Prefer zero-displacement conditional branches for conditional move instruction
 patterns.  This can result in faster code on the SH4 processor.
 
+@item -mfdpic
+@opindex fdpic
+Generate code using the FDPIC ABI.
+
 @end table
 
 @node Solaris 2 Options
diff -urp ../baseline/gcc-5.2.0/libitm/config/sh/sjlj.S gcc-5.2.0/libitm/config/sh/sjlj.S
--- ../baseline/gcc-5.2.0/libitm/config/sh/sjlj.S	2015-01-05 12:33:28.000000000 +0000
+++ gcc-5.2.0/libitm/config/sh/sjlj.S	2015-09-11 04:56:22.272911159 +0000
@@ -58,9 +58,6 @@ _ITM_beginTransaction:
 	jsr	@r1
 	 mov	r15, r5
 #else
-	mova	.Lgot, r0
-	mov.l	.Lgot, r12
-	add	r0, r12
 	mov.l	.Lbegin, r1
 	bsrf	r1
 	 mov	r15, r5
@@ -80,13 +77,11 @@ _ITM_beginTransaction:
 	cfi_endproc
 
         .align  2
-.Lgot:
-	.long	_GLOBAL_OFFSET_TABLE_
 .Lbegin:
 #if defined HAVE_ATTRIBUTE_VISIBILITY || !defined __PIC__
 	.long	GTM_begin_transaction
 #else
-	.long	GTM_begin_transaction@PLT-(.Lbegin0-.)
+	.long	GTM_begin_transaction@PCREL-(.Lbegin0-.)
 #endif
 	.size	_ITM_beginTransaction, . - _ITM_beginTransaction