patches for mipsel-pe-gcc

binutils-2.21.1a-mipsel-pe.diff

diff -ur binutils-2.21.1.orig/bfd/config.bfd binutils-2.21.1/bfd/config.bfd
--- binutils-2.21.1.orig/bfd/config.bfd	2011-04-01 21:02:42 +0900
+++ binutils-2.21.1/bfd/config.bfd	2011-11-17 07:40:22 +0900
@@ -132,11 +132,6 @@
     exit 1
     ;;
 
-  mips*-*-pe*)
-    echo "This target is obsolete and has been removed."
-    exit 1
-    ;;
-
   plugin)
     targ_defvec=plugin_vec
     targ_selvecs="plugin_vec"
@@ -983,6 +978,11 @@
     targ_defvec=bfd_elf32_bigmips_vec
     targ_selvecs="bfd_elf32_littlemips_vec bfd_elf64_bigmips_vec bfd_elf64_littlemips_vec"
     ;;
+  mips*-*-pe* | mips*-*-mingw*)
+    targ_defvec=mipslpe_vec
+    targ_selvecs="mipslpe_vec mipslpei_vec"
+    targ_underscore=yes
+    ;;
   mips*-*-none)
     targ_defvec=bfd_elf32_bigmips_vec
     targ_selvecs="bfd_elf32_littlemips_vec bfd_elf64_bigmips_vec bfd_elf64_littlemips_vec"
diff -ur binutils-2.21.1.orig/bfd/pe-mips.c binutils-2.21.1/bfd/pe-mips.c
--- binutils-2.21.1.orig/bfd/pe-mips.c	2010-06-27 13:07:53 +0900
+++ binutils-2.21.1/bfd/pe-mips.c	2011-11-17 07:40:35 +0900
@@ -151,6 +151,48 @@
 }
 #endif
 
+/* ECOFF relocs are either against external symbols, or against
+   sections.  If we are producing relocatable output, and the reloc
+   is against an external symbol, and nothing has given us any
+   additional addend, the resulting reloc will also be against the
+   same symbol.  In such a case, we don't want to change anything
+   about the way the reloc is handled, since it will all be done at
+   final link time.  Rather than put special case code into
+   bfd_perform_relocation, all the reloc types use this howto
+   function.  It just short circuits the reloc if producing
+   relocatable output against an external symbol.  */
+
+static bfd_reloc_status_type mips_generic_reloc
+  PARAMS ((bfd *abfd, arelent *reloc, asymbol *symbol, PTR data,
+	   asection *section, bfd *output_bfd, char **error));
+
+static bfd_reloc_status_type
+mips_generic_reloc (abfd,
+		    reloc_entry,
+		    symbol,
+		    data,
+		    input_section,
+		    output_bfd,
+		    error_message)
+     bfd *abfd ATTRIBUTE_UNUSED;
+     arelent *reloc_entry;
+     asymbol *symbol;
+     PTR data ATTRIBUTE_UNUSED;
+     asection *input_section;
+     bfd *output_bfd;
+     char **error_message ATTRIBUTE_UNUSED;
+{
+  if (output_bfd != (bfd *) NULL
+      && (symbol->flags & BSF_SECTION_SYM) == 0
+      && reloc_entry->addend == 0)
+    {
+      reloc_entry->address += input_section->output_offset;
+      return bfd_reloc_ok;
+    }
+
+  return bfd_reloc_continue;
+}
+
 #ifndef PCRELOFFSET
 #define PCRELOFFSET FALSE
 #endif
@@ -291,7 +333,24 @@
   EMPTY_HOWTO (11),
   EMPTY_HOWTO (12),
   EMPTY_HOWTO (13),
-  EMPTY_HOWTO (14),
+
+  /* FIXME: This relocation is used (internally only) to represent branches
+     when assembling.  It should never appear in output files, and
+     be removed.  (It used to be used for embedded-PIC support.)  */
+  HOWTO (MIPS_R_PCREL16,	/* type */
+	 2,			/* rightshift */
+	 2,			/* size (0 = byte, 1 = short, 2 = long) */
+	 16,			/* bitsize */
+	 TRUE,			/* pc_relative */
+	 0,			/* bitpos */
+	 complain_overflow_signed, /* complain_on_overflow */
+	 mips_generic_reloc,	/* special_function */
+	 "PCREL16",		/* name */
+	 TRUE,			/* partial_inplace */
+	 0xffff,		/* src_mask */
+	 0xffff,		/* dst_mask */
+	 TRUE),			/* pcrel_offset */
+
   EMPTY_HOWTO (15),
   EMPTY_HOWTO (16),
   EMPTY_HOWTO (17),
@@ -498,6 +557,9 @@
     case BFD_RELOC_RVA:
       mips_type = MIPS_R_RVA;
       break;
+    case BFD_RELOC_16_PCREL_S2:
+      mips_type = MIPS_R_PCREL16;
+      break;
     default:
       return NULL;
     }
diff -ur binutils-2.21.1.orig/bfd/peicode.h binutils-2.21.1/bfd/peicode.h
--- binutils-2.21.1.orig/bfd/peicode.h	2010-05-26 16:37:36 +0900
+++ binutils-2.21.1/bfd/peicode.h	2011-11-17 07:40:30 +0900
@@ -953,7 +953,7 @@
 	  pe_ILF_make_a_symbol_reloc (&vars, (bfd_vma) 0, BFD_RELOC_HI16_S,
 				      (struct bfd_symbol **) imp_sym,
 				      imp_index);
-	  pe_ILF_make_a_reloc (&vars, (bfd_vma) 0, BFD_RELOC_LO16, text);
+	  /*pe_ILF_make_a_reloc (&vars, (bfd_vma) 0, BFD_RELOC_LO16, text);*/
 	  pe_ILF_make_a_symbol_reloc (&vars, (bfd_vma) 4, BFD_RELOC_LO16,
 				      (struct bfd_symbol **) imp_sym,
 				      imp_index);
diff -ur binutils-2.21.1.orig/binutils/dlltool.c binutils-2.21.1/binutils/dlltool.c
--- binutils-2.21.1.orig/binutils/dlltool.c	2010-10-31 02:14:02 +0900
+++ binutils-2.21.1/binutils/dlltool.c	2011-11-17 07:38:30 +0900
@@ -589,6 +589,14 @@
 static bfd_vma ppc_glue_insn = 0x80410004;
 #endif
 
+static const unsigned char mips_jtab[] =
+{
+  0x00, 0x00, 0x08, 0x3c, /* lui $t0,<high:__imp_function> */
+  0x00, 0x00, 0x08, 0x8d, /* lw $t0,<low:__imp_function>   */
+  0x08, 0x00, 0x00, 0x01, /* jr $t0                        */
+  0x00, 0x00, 0x00, 0x00  /* nop                           */
+};
+
 static const char i386_trampoline[] =  
   "\tpushl %%ecx\n"
   "\tpushl %%edx\n"
@@ -746,6 +754,16 @@
     i386_dljtab, sizeof (i386_dljtab), 2, 7, 12, i386_trampoline
   }
   ,
+  {
+#define MMIPS 12
+    "mips", ".byte", ".short", ".long", ".asciz", "#",
+    "lui\t$t0,*\nlw\t$t0,*\njr\t$t0\nnop",
+    ".global", ".space", ".align\t2",".align\t4", "-EL",
+    "pe-mips",bfd_arch_mips,
+    mips_jtab, sizeof (mips_jtab), 0,
+    0, 0, 0, 0, 0, 0
+  }
+  ,
   { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
 };
 
@@ -895,6 +913,7 @@
     case MMCORE_ELF_LE:
     case MARM_EPOC:
     case MARM_WINCE:
+    case MMIPS:
       break;
     default:
       /* xgettext:c-format */
@@ -921,6 +940,7 @@
     case MMCORE_ELF_LE:
     case MARM_EPOC:
     case MARM_WINCE:
+    case MMIPS:
       return ".rva\t";
     default:
       /* xgettext:c-format */
@@ -945,6 +965,7 @@
     case MMCORE_ELF_LE:
     case MARM_EPOC:
     case MARM_WINCE:
+    case MMIPS:
       break;
     case M386:
     case MX86:
@@ -2459,7 +2480,7 @@
   if (! exp->data)
     {
       exp_label = bfd_make_empty_symbol (abfd);
-      exp_label->name = make_imp_label ("", exp->name);
+      exp_label->name = make_imp_label ("", xlate(exp->name));
 
       /* On PowerPC, the function name points to a descriptor in
 	 the rdata section, the first element of which is a
@@ -2559,6 +2580,7 @@
 	case TEXT:
 	  if (! exp->data)
 	    {
+	      int mips = machine == MMIPS ? 1 : 0;
 	      si->size = HOW_JTAB_SIZE;
 	      si->data = xmalloc (HOW_JTAB_SIZE);
 	      memcpy (si->data, HOW_JTAB, HOW_JTAB_SIZE);
@@ -2566,9 +2588,10 @@
 	      /* Add the reloc into idata$5.  */
 	      rel = xmalloc (sizeof (arelent));
 
-	      rpp = xmalloc (sizeof (arelent *) * (delay ? 4 : 2));
+	      rpp = xmalloc (sizeof (arelent *) * ((delay ? 4 : 2) + mips));
 	      rpp[0] = rel;
 	      rpp[1] = 0;
+	      if (mips) rpp[2] = 0;
 
 	      rel->address = HOW_JTAB_ROFF;
 	      rel->addend = 0;
@@ -2576,14 +2599,14 @@
 	      if (delay)
 	        {
 	          rel2 = xmalloc (sizeof (arelent));
-	          rpp[1] = rel2;
+	          rpp[1 + mips] = rel2;
 	          rel2->address = HOW_JTAB_ROFF2;
 	          rel2->addend = 0;
 	          rel3 = xmalloc (sizeof (arelent));
-	          rpp[2] = rel3;
+	          rpp[2 + mips] = rel3;
 	          rel3->address = HOW_JTAB_ROFF3;
 	          rel3->addend = 0;
-	          rpp[3] = 0;
+	          rpp[3 + mips] = 0;
 	        }
 
 	      if (machine == MPPC)
@@ -2598,6 +2621,18 @@
 						      BFD_RELOC_32_PCREL);
 		  rel->sym_ptr_ptr = iname_pp;
 		}
+	      else if (machine == MMIPS)
+		{
+		  arelent *relm = xmalloc (sizeof (arelent));
+		  rpp[1] = relm;
+		  rel->howto = bfd_reloc_type_lookup (abfd,
+						      BFD_RELOC_HI16_S);
+		  rel->sym_ptr_ptr = iname_pp;
+		  relm->address = rel->address + 4;
+		  relm->howto = bfd_reloc_type_lookup (abfd,
+						      BFD_RELOC_LO16);
+		  relm->sym_ptr_ptr = iname_pp;
+		}
 	      else
 		{
 		  rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
@@ -2613,7 +2648,7 @@
 	        }
 
 	      sec->orelocation = rpp;
-	      sec->reloc_count = delay ? 3 : 1;
+	      sec->reloc_count = (delay ? 3 : 1) + mips;
 	    }
 	  break;
 
diff -ur binutils-2.21.1.orig/gas/config/tc-mips.c binutils-2.21.1/gas/config/tc-mips.c
--- binutils-2.21.1.orig/gas/config/tc-mips.c	2011-03-16 17:36:16 +0900
+++ binutils-2.21.1/gas/config/tc-mips.c	2011-11-19 06:18:41 +0900
@@ -1212,7 +1212,9 @@
   {"text", s_change_sec, 't'},
   {"word", s_cons, 2},
 
+#ifdef MIPS_STABS_ELF
   { "extern", ecoff_directive_extern, 0},
+#endif
 
   { NULL, NULL, 0 },
 };
@@ -2828,12 +2830,9 @@
 		  : nops_for_insn_or_target (history, ip));
       if (nops > 0)
 	{
-	  fragS *old_frag;
-	  unsigned long old_frag_offset;
 	  int i;
 
-	  old_frag = frag_now;
-	  old_frag_offset = frag_now_fix ();
+	  (void) frag_now_fix ();
 
 	  for (i = 0; i < nops; i++)
 	    emit_nop ();
@@ -12254,7 +12253,8 @@
 	  || fixP->fx_r_type == BFD_RELOC_MIPS_SUB
 	  || fixP->fx_r_type == BFD_RELOC_VTABLE_INHERIT
 	  || fixP->fx_r_type == BFD_RELOC_VTABLE_ENTRY
-	  || fixP->fx_r_type == BFD_RELOC_MIPS_TLS_DTPREL64);
+	  || fixP->fx_r_type == BFD_RELOC_MIPS_TLS_DTPREL64
+	  || fixP->fx_r_type == BFD_RELOC_16_PCREL_S2);
 
   buf = (bfd_byte *) (fixP->fx_frag->fr_literal + fixP->fx_where);
 
@@ -12610,10 +12610,10 @@
 void
 s_change_section (int ignore ATTRIBUTE_UNUSED)
 {
-#ifdef OBJ_ELF
   char *section_name;
   char c;
   char next_c = 0;
+#ifdef OBJ_ELF
   int section_type;
   int section_flag;
   int section_entry_size;
@@ -12621,6 +12621,7 @@
 
   if (!IS_ELF)
     return;
+#endif
 
   section_name = input_line_pointer;
   c = get_symbol_end ();
@@ -12633,9 +12634,14 @@
       /* just after name is now '\0'.  */
       *input_line_pointer = c;
       input_line_pointer = section_name;
+#ifdef OBJ_ELF
       obj_elf_section (ignore);
+#else
+      obj_coff_section (ignore);
+#endif
       return;
     }
+#ifdef OBJ_ELF
   input_line_pointer++;
 
   /* Do we have .section Name<,type><,flag><,entry_size><,alignment>  */
diff -ur binutils-2.21.1.orig/gas/configure.tgt binutils-2.21.1/gas/configure.tgt
--- binutils-2.21.1.orig/gas/configure.tgt	2011-04-01 21:02:42 +0900
+++ binutils-2.21.1/gas/configure.tgt	2011-11-17 07:40:40 +0900
@@ -283,7 +283,7 @@
   mips-*-ultrix*)			fmt=ecoff endian=little ;;
   mips-*-osf*)				fmt=ecoff endian=little ;;
   mips-*-ecoff*)			fmt=ecoff ;;
-  mips-*-pe*)				fmt=coff endian=little em=pe ;;
+  mips-*-pe* | mips-*-mingw*)		fmt=coff endian=little em=pe ;;
   mips-*-irix6*)			fmt=elf em=irix ;;
   mips-*-irix5*)			fmt=elf em=irix ;;
   mips-*-irix*)				fmt=ecoff em=irix ;;
diff -ur binutils-2.21.1.orig/include/coff/ecoff.h binutils-2.21.1/include/coff/ecoff.h
--- binutils-2.21.1.orig/include/coff/ecoff.h	2010-04-15 19:26:07 +0900
+++ binutils-2.21.1/include/coff/ecoff.h	2011-11-17 07:40:23 +0900
@@ -148,10 +148,18 @@
 /* gcc also uses mips-tfile to output COFF debugging information.
    These are the values it uses when outputting the .type directive.
    These should also be in a shared include file.  */
+#ifndef N_BTMASK
 #define N_BTMASK	(017)
+#endif
+#ifndef N_TMASK
 #define N_TMASK		(060)
+#endif
+#ifndef N_BTSHFT
 #define N_BTSHFT	(4)
+#endif
+#ifndef N_TSHIFT
 #define N_TSHIFT	(2)
+#endif
 
 /********************** AUX **********************/
 
diff -ur binutils-2.21.1.orig/include/coff/mipspe.h binutils-2.21.1/include/coff/mipspe.h
--- binutils-2.21.1.orig/include/coff/mipspe.h	2010-04-15 19:26:07 +0900
+++ binutils-2.21.1/include/coff/mipspe.h	2011-11-17 07:40:38 +0900
@@ -65,3 +65,8 @@
 #define	MIPS_R_SECRELHI	13 /* PAIR follows */
 #define	MIPS_R_RVA	34 /* 0x22 */
 #define	MIPS_R_PAIR	37 /* 0x25 - symndx is really a signed 16-bit addend */
+
+/* FIXME: This relocation is used (internally only) to represent branches
+   when assembling.  It should never appear in output files, and  
+   be removed.  (It used to be used for embedded-PIC support.)  */
+#define MIPS_R_PCREL16	14
diff -ur binutils-2.21.1.orig/ld/configure.tgt binutils-2.21.1/ld/configure.tgt
--- binutils-2.21.1.orig/ld/configure.tgt	2011-04-01 21:03:54 +0900
+++ binutils-2.21.1/ld/configure.tgt	2011-11-17 07:40:51 +0900
@@ -368,7 +368,8 @@
 microblaze*-linux*)
 			targ_emul="elf32mb_linux" ;;
 microblaze*)		targ_emul=elf32microblaze ;;
-mips*-*-pe)		targ_emul=mipspe ;
+mips*-*-pe | mips*-*-mingw*)
+			targ_emul=mipspe ;
 			targ_extra_ofiles="deffilep.o pe-dll.o" ;;
 mips*-dec-ultrix*)	targ_emul=mipslit ;;
 mips*-dec-osf*)		targ_emul=mipslit ;;
diff -ur binutils-2.21.1.orig/ld/emultempl/pe.em binutils-2.21.1/ld/emultempl/pe.em
--- binutils-2.21.1.orig/ld/emultempl/pe.em	2011-06-27 16:39:14 +0900
+++ binutils-2.21.1/ld/emultempl/pe.em	2011-11-17 07:40:32 +0900
@@ -105,7 +105,7 @@
 #define DEFAULT_PSEUDO_RELOC_VERSION 1
 #endif
 
-#if defined(TARGET_IS_i386pe) || ! defined(DLL_SUPPORT)
+#if defined(TARGET_IS_i386pe) || defined(TARGET_IS_mipspe) || ! defined(DLL_SUPPORT)
 #define	PE_DEF_SUBSYSTEM		3
 #else
 #undef NT_EXE_IMAGE_BASE
@@ -1288,13 +1288,12 @@
     || defined (TARGET_IS_arm_epoc_pe) \
     || defined (TARGET_IS_arm_wince_pe)
   if (!link_info.relocatable)
-    pe_dll_build_sections (link_info.output_bfd, &link_info);
 #else
   if (link_info.shared)
+#endif
     pe_dll_build_sections (link_info.output_bfd, &link_info);
   else
     pe_exe_build_sections (link_info.output_bfd, &link_info);
-#endif
 #endif /* DLL_SUPPORT */
 
 #if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) || defined(TARGET_IS_arm_wince_pe)
diff -ur binutils-2.21.1.orig/ld/pe-dll.c binutils-2.21.1/ld/pe-dll.c
--- binutils-2.21.1.orig/ld/pe-dll.c	2011-05-11 16:31:32 +0900
+++ binutils-2.21.1/ld/pe-dll.c	2011-11-17 07:40:34 +0900
@@ -2162,7 +2162,7 @@
 	  break;
 	case PE_ARCH_mips:
 	  quick_reloc (abfd, 0, BFD_RELOC_HI16_S, 2);
-	  quick_reloc (abfd, 0, BFD_RELOC_LO16, 0); /* MIPS_R_PAIR */
+	  /*quick_reloc (abfd, 0, BFD_RELOC_LO16, 0);*/ /* MIPS_R_PAIR */
 	  quick_reloc (abfd, 4, BFD_RELOC_LO16, 2);
 	  break;
 	case PE_ARCH_arm:

gcc-3.4.6-mipsel-pe.diff

diff -ur gcc-3.4.6.orig/gcc/Makefile.in gcc-3.4.6/gcc/Makefile.in
--- gcc-3.4.6.orig/gcc/Makefile.in	2005-02-24 18:26:59 +0900
+++ gcc-3.4.6/gcc/Makefile.in	2011-11-17 23:37:28 +0900
@@ -354,7 +354,7 @@
 
 # Control whether to run fixproto and fixincludes.
 STMP_FIXPROTO = @STMP_FIXPROTO@
-STMP_FIXINC = @STMP_FIXINC@
+STMP_FIXINC = #@STMP_FIXINC@
 
 # Test to see whether <limits.h> exists in the system header files.
 LIMITS_H_TEST = [ -f $(SYSTEM_HEADER_DIR)/limits.h ]
@@ -543,7 +543,7 @@
 
 # It is convenient for configure to add the assignment at the beginning,
 # so don't override it here.
-USE_COLLECT2 = collect2$(exeext)
+USE_COLLECT2 = #collect2$(exeext)
 
 # List of extra C and assembler files to add to static and shared libgcc2.
 # Assembler files should have names ending in `.asm'.
diff -ur gcc-3.4.6.orig/gcc/config/mips/mips.h gcc-3.4.6/gcc/config/mips/mips.h
--- gcc-3.4.6.orig/gcc/config/mips/mips.h	2004-07-15 09:42:49 +0900
+++ gcc-3.4.6/gcc/config/mips/mips.h	2011-11-18 07:21:35 +0900
@@ -1069,6 +1069,7 @@
 /* SUBTARGET_ASM_DEBUGGING_SPEC handles passing debugging options to
    the assembler.  It may be overridden by subtargets.  */
 #ifndef SUBTARGET_ASM_DEBUGGING_SPEC
+#ifndef TARGET_MIPS_PE
 #define SUBTARGET_ASM_DEBUGGING_SPEC "\
 %{g} %{g0} %{g1} %{g2} %{g3} \
 %{ggdb:-g} %{ggdb0:-g0} %{ggdb1:-g1} %{ggdb2:-g2} %{ggdb3:-g3} \
@@ -1076,6 +1077,14 @@
 %{gstabs+:-g} %{gstabs+0:-g0} %{gstabs+1:-g1} %{gstabs+2:-g2} %{gstabs+3:-g3} \
 %{gcoff:-g} %{gcoff0:-g0} %{gcoff1:-g1} %{gcoff2:-g2} %{gcoff3:-g3} \
 %(mdebug_asm_spec)"
+#else
+#define SUBTARGET_ASM_DEBUGGING_SPEC "\
+%{g} %{g0} %{g1} %{g2} %{g3} \
+%{ggdb:-g} %{ggdb0:-g0} %{ggdb1:-g1} %{ggdb2:-g2} %{ggdb3:-g3} \
+%{gstabs:-g} %{gstabs0:-g0} %{gstabs1:-g1} %{gstabs2:-g2} %{gstabs3:-g3} \
+%{gstabs+:-g} %{gstabs+0:-g0} %{gstabs+1:-g1} %{gstabs+2:-g2} %{gstabs+3:-g3} \
+%{gcoff:-g} %{gcoff0:-g0} %{gcoff1:-g1} %{gcoff2:-g2} %{gcoff3:-g3}"
+#endif
 #endif
 
 /* Beginning with gas 2.13, -mdebug must be passed to correctly handle COFF
@@ -1138,12 +1147,21 @@
 /* CC1_SPEC is the set of arguments to pass to the compiler proper.  */
 
 #ifndef CC1_SPEC
+#ifndef TARGET_MIPS_PE
+#define CC1_SPEC "\
+%{gline:%{!g:%{!g0:%{!g1:%{!g2: -g1}}}}} \
+%{G*} %{EB:-meb} %{EL:-mel} %{EB:%{EL:%emay not use both -EB and -EL}} \
+%{save-temps: } \
+%(subtarget_cc1_spec)"
+#else
 #define CC1_SPEC "\
 %{gline:%{!g:%{!g0:%{!g1:%{!g2: -g1}}}}} \
 %{G*} %{EB:-meb} %{EL:-mel} %{EB:%{EL:%emay not use both -EB and -EL}} \
+%{!fshort-wchar:%{!fno-short-wchar:-fshort-wchar}} \
 %{save-temps: } \
 %(subtarget_cc1_spec)"
 #endif
+#endif
 
 /* Preprocessor specs.  */
 
@@ -1165,6 +1183,7 @@
 
    Do not define this macro if it does not need to do anything.  */
 
+#ifndef TARGET_MIPS_PE
 #define EXTRA_SPECS							\
   { "subtarget_cc1_spec", SUBTARGET_CC1_SPEC },				\
   { "subtarget_cpp_spec", SUBTARGET_CPP_SPEC },				\
@@ -1179,6 +1198,17 @@
   { "asm_abi_default_spec", ASM_ABI_DEFAULT_SPEC },			\
   { "endian_spec", ENDIAN_SPEC },					\
   SUBTARGET_EXTRA_SPECS
+#else
+#define EXTRA_SPECS							\
+  { "subtarget_cc1_spec", SUBTARGET_CC1_SPEC },				\
+  { "subtarget_cpp_spec", SUBTARGET_CPP_SPEC },				\
+  { "subtarget_asm_optimizing_spec", SUBTARGET_ASM_OPTIMIZING_SPEC },	\
+  { "subtarget_asm_debugging_spec", SUBTARGET_ASM_DEBUGGING_SPEC },	\
+  { "subtarget_asm_spec", SUBTARGET_ASM_SPEC },				\
+  { "asm_abi_default_spec", "" },					\
+  { "endian_spec", ENDIAN_SPEC },					\
+  SUBTARGET_EXTRA_SPECS
+#endif
 
 #ifndef SUBTARGET_EXTRA_SPECS
 #define SUBTARGET_EXTRA_SPECS
@@ -3245,7 +3275,17 @@
    is not declared before the .ent directive elsewhere.  */
 
 #undef ASM_DECLARE_FUNCTION_NAME
+#ifndef TARGET_MIPS_PE
 #define ASM_DECLARE_FUNCTION_NAME(STREAM,NAME,DECL)
+#else
+#define ASM_DECLARE_FUNCTION_NAME(STREAM,NAME,DECL) \
+  if (TREE_PUBLIC (DECL)) \
+    { \
+      fprintf (STREAM, "\t.def\t"); \
+      assemble_name (STREAM, NAME); \
+      fprintf (STREAM, ";\t.scl\t%d;\t.type\t%d;\t.endef\n", 2, 32); \
+    }
+#endif
 
 #ifndef FUNCTION_NAME_ALREADY_DECLARED
 #define FUNCTION_NAME_ALREADY_DECLARED 0
@@ -3448,3 +3488,11 @@
 	" TEXT_SECTION_ASM_OP);
 #endif
 #endif
+
+#ifdef TARGET_MIPS_PE
+
+/* Switch into a generic section.  */
+#undef TARGET_ASM_NAMED_SECTION
+#define TARGET_ASM_NAMED_SECTION  default_pe_asm_named_section
+
+#endif
diff -ur gcc-3.4.6.orig/gcc/config.gcc gcc-3.4.6/gcc/config.gcc
--- gcc-3.4.6.orig/gcc/config.gcc	2005-07-20 06:08:48 +0900
+++ gcc-3.4.6/gcc/config.gcc	2011-11-17 23:48:32 +0900
@@ -1665,6 +1665,9 @@
 	tmake_file=mips/t-r3900
 	use_fixproto=yes
 	;;
+mips*-*-pe)
+	tm_defines="${tm_defines} TARGET_ENDIAN_DEFAULT=0 TARGET_MIPS_PE=1"
+	;;
 mmix-knuth-mmixware)
 	need_64bit_hwint=yes
 	;;
diff -ur gcc-3.4.6.orig/gcc/varasm.c gcc-3.4.6/gcc/varasm.c
--- gcc-3.4.6.orig/gcc/varasm.c	2005-03-03 05:57:53 +0900
+++ gcc-3.4.6/gcc/varasm.c	2011-11-18 07:31:15 +0900
@@ -1909,8 +1909,10 @@
 	abort ();
     }
 
+#ifndef TARGET_MIPS_PE
   if (force)
     abort ();
+#endif
 
   return false;
 }