2012-10-02 Steve Ellcey <[email protected]>

	* mips/configure.in: Add new linker scripts to script list.
	* mips/configure: Regenerate.
	* mips/mti32.ld: New.
	* mips/mti64.ld: New.
	* mips/mti64_n32.ld: New.
	* mips/mti64_64.ld: New.
	* mips/sde32.ld: New.
	* mips/sde64.ld: New.

libgloss/mips/configure.in

@@ -52,7 +52,7 @@ case "${target}" in
   mips*-tx39*-*|mipstx39*-*-*)
         part_specific_obj=
 	part_specific_defines=
-        script_list="dve idt jmr3904app jmr3904dram jmr3904dram-java jmr3904app-java"
+        script_list="dve idt jmr3904app jmr3904dram jmr3904dram-java jmr3904app-java sde32 sde64 mti32 mti64 mti64_n32 mti64_64"
         bsp_list="libdve.a libidt.a libjmr3904.a"
         ;;
   mipsisa32-*-* | mipsisa32el-*-* | \
@@ -86,7 +86,7 @@ case "${target}" in
 	crt0="crt0_cfe.o crt0.o"
         part_specific_obj="vr4300.o cma101.o"
 	part_specific_defines=
-        script_list="idt pmon ddb ddb-kseg0 lsi cfe idtecoff nullmon"
+        script_list="idt pmon ddb ddb-kseg0 lsi cfe idtecoff nullmon sde32 sde64 mti32 mti64 mti64_n32 mti64_64"
         bsp_list="libidt.a libpmon.a liblsi.a libcfe.a libnullmon.a"
         ;;
 esac

libgloss/mips/mti32.ld

@@ -0,0 +1,185 @@
+/* The following TEXT start address leaves space for the monitor
+   workspace.  This linker script links ISA32r2 programs for use with
+   the simulator.  */
+
+ENTRY(_start)
+OUTPUT_ARCH("mips:isa32r2")
+OUTPUT_FORMAT("elf32-tradlittlemips", "elf32-tradbigmips", "elf32-tradlittlemips")
+GROUP(-lc -lidt -lgcc)
+SEARCH_DIR(.)
+__DYNAMIC  =  0;
+STARTUP(crt0.o)
+
+/*
+ * Allocate the stack to be at the top of memory, since the stack
+ * grows down
+ */
+PROVIDE (__stack = 0);
+/* PROVIDE (__global = 0); */
+
+/*
+ * Initalize some symbols to be zero so we can reference them in the
+ * crt0 without core dumping. These functions are all optional, but
+ * we do this so we can have our crt0 always use them if they exist.
+ * This is so BSPs work better when using the crt0 installed with gcc.
+ * We have to initalize them twice, so we multiple object file
+ * formats, as some prepend an underscore.
+ */
+PROVIDE (hardware_exit_hook = 0);
+PROVIDE (hardware_hazard_hook = 0);
+PROVIDE (hardware_init_hook = 0);
+PROVIDE (software_init_hook = 0);
+
+SECTIONS
+{
+  . = 0x80020000;
+  .text : {
+     _ftext = . ;
+    PROVIDE (eprol  =  .);
+    *(.text)
+    *(.text.*)
+    *(.gnu.linkonce.t.*)
+    *(.mips16.fn.*)
+    *(.mips16.call.*)
+  }
+  .init : {
+    KEEP (*(.init))
+  }
+  .fini : {
+    KEEP (*(.fini))
+  }
+  .rel.sdata : {
+    PROVIDE (__runtime_reloc_start = .);
+    *(.rel.sdata)
+    PROVIDE (__runtime_reloc_stop = .);
+  }
+  PROVIDE (etext  =  .);
+  _etext  =  .;
+
+  .eh_frame_hdr : { *(.eh_frame_hdr) }
+  .eh_frame : { KEEP (*(.eh_frame)) }
+  .gcc_except_table : { *(.gcc_except_table) }
+  .jcr : { KEEP (*(.jcr)) }
+  .ctors    :
+  {
+    /* gcc uses crtbegin.o to find the start of
+       the constructors, so we make sure it is
+       first.  Because this is a wildcard, it
+       doesn't matter if the user does not
+       actually link against crtbegin.o; the
+       linker won't look for a file to match a
+       wildcard.  The wildcard also means that it
+       doesn't matter which directory crtbegin.o
+       is in.  */
+
+    KEEP (*crtbegin.o(.ctors))
+
+    /* We don't want to include the .ctor section from
+       from the crtend.o file until after the sorted ctors.
+       The .ctor section from the crtend file contains the
+       end of ctors marker and it must be last */
+
+    KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
+    KEEP (*(SORT(.ctors.*)))
+    KEEP (*(.ctors))
+  }
+
+  .dtors    :
+  {
+    KEEP (*crtbegin.o(.dtors))
+    KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
+    KEEP (*(SORT(.dtors.*)))
+    KEEP (*(.dtors))
+  }
+
+  . = .;
+  .rodata : {
+    *(.rdata)
+    *(.rodata)
+    *(.rodata.*)
+    *(.gnu.linkonce.r.*)
+  }
+   _fdata = ALIGN(16);
+  .data : {
+    *(.data)
+    *(.data.*)
+    *(.gnu.linkonce.d.*)
+  }
+  . = ALIGN(8);
+  _gp = . + 0x8000;
+  __global = _gp;
+  .lit8 : {
+    *(.lit8)
+  }
+  .lit4 : {
+    *(.lit4)
+  }
+  .sdata : {
+    *(.sdata)
+    *(.sdata.*)
+    *(.gnu.linkonce.s.*)
+  }
+  . = ALIGN(4);
+  PROVIDE (edata  =  .);
+  _edata  =  .;
+  _fbss = .;
+  .sbss : {
+    *(.sbss)
+    *(.sbss.*)
+    *(.gnu.linkonce.sb.*)
+    *(.scommon)
+  }
+  .bss : {
+    _bss_start = . ;
+    *(.bss)
+    *(.bss.*)
+    *(.gnu.linkonce.b.*)
+    *(COMMON)
+  }
+
+  PROVIDE (end = .);
+  _end = .;
+
+  /* DWARF debug sections.
+     Symbols in the DWARF debugging sections are relative to
+     the beginning of the section so we begin them at 0.  */
+
+  /* DWARF 1 */
+  .debug          0 : { *(.debug) }
+  .line           0 : { *(.line) }
+
+  /* GNU DWARF 1 extensions */
+  .debug_srcinfo  0 : { *(.debug_srcinfo) }
+  .debug_sfnames  0 : { *(.debug_sfnames) }
+
+  /* DWARF 1.1 and DWARF 2 */
+  .debug_aranges  0 : { *(.debug_aranges) }
+  .debug_pubnames 0 : { *(.debug_pubnames) }
+
+  /* DWARF 2 */
+  .debug_info     0 : { *(.debug_info) }
+  .debug_abbrev   0 : { *(.debug_abbrev) }
+  .debug_line     0 : { *(.debug_line) }
+  .debug_frame    0 : { *(.debug_frame) }
+  .debug_str      0 : { *(.debug_str) }
+  .debug_loc      0 : { *(.debug_loc) }
+  .debug_macinfo  0 : { *(.debug_macinfo) }
+  .debug_ranges   0 : { *(.debug_ranges) }
+
+  /* SGI/MIPS DWARF 2 extensions */
+  .debug_weaknames 0 : { *(.debug_weaknames) }
+  .debug_funcnames 0 : { *(.debug_funcnames) }
+  .debug_typenames 0 : { *(.debug_typenames) }
+  .debug_varnames  0 : { *(.debug_varnames) }
+
+  /* Special sections generated by gcc */
+  /* Newer GNU linkers strip by default */
+  .mdebug.abi32            0 : { KEEP(*(.mdebug.abi32)) }
+  .mdebug.abiN32           0 : { KEEP(*(.mdebug.abiN32)) }
+  .mdebug.abi64            0 : { KEEP(*(.mdebug.abi64)) }
+  .mdebug.abiO64           0 : { KEEP(*(.mdebug.abiO64)) }
+  .mdebug.eabi32           0 : { KEEP(*(.mdebug.eabi32)) }
+  .mdebug.eabi64           0 : { KEEP(*(.mdebug.eabi64)) }
+  .gcc_compiled_long32     0 : { KEEP(*(.gcc_compiled_long32)) }
+  .gcc_compiled_long64     0 : { KEEP(*(.gcc_compiled_long64)) }
+}

libgloss/mips/mti64.ld

@@ -0,0 +1,187 @@
+/* The following TEXT start address leaves space for the monitor
+   workspace.  This linker script links ISA64r2 programs for use with the
+   simulator.  We set the ISA explicitly so that we can link objects of
+   different ISAs that are subsets of ISA64r2 but are not extensions of
+   each other (e.g., MIPS32r2 and MIPS64).  */
+
+ENTRY(_start)
+OUTPUT_ARCH("mips:isa64r2")
+OUTPUT_FORMAT("elf32-tradlittlemips", "elf32-tradbigmips", "elf32-tradlittlemips")
+GROUP(-lc -lidt -lgcc)
+SEARCH_DIR(.)
+__DYNAMIC  =  0;
+STARTUP(crt0.o)
+
+/*
+ * Allocate the stack to be at the top of memory, since the stack
+ * grows down
+ */
+PROVIDE (__stack = 0);
+/* PROVIDE (__global = 0); */
+
+/*
+ * Initalize some symbols to be zero so we can reference them in the
+ * crt0 without core dumping. These functions are all optional, but
+ * we do this so we can have our crt0 always use them if they exist.
+ * This is so BSPs work better when using the crt0 installed with gcc.
+ * We have to initalize them twice, so we multiple object file
+ * formats, as some prepend an underscore.
+ */
+PROVIDE (hardware_exit_hook = 0);
+PROVIDE (hardware_hazard_hook = 0);
+PROVIDE (hardware_init_hook = 0);
+PROVIDE (software_init_hook = 0);
+
+SECTIONS
+{
+  . = 0x80020000;
+  .text : {
+     _ftext = . ;
+    PROVIDE (eprol  =  .);
+    *(.text)
+    *(.text.*)
+    *(.gnu.linkonce.t.*)
+    *(.mips16.fn.*)
+    *(.mips16.call.*)
+  }
+  .init : {
+    KEEP (*(.init))
+  }
+  .fini : {
+    KEEP (*(.fini))
+  }
+  .rel.sdata : {
+    PROVIDE (__runtime_reloc_start = .);
+    *(.rel.sdata)
+    PROVIDE (__runtime_reloc_stop = .);
+  }
+  PROVIDE (etext  =  .);
+  _etext  =  .;
+
+  .eh_frame_hdr : { *(.eh_frame_hdr) }
+  .eh_frame : { KEEP (*(.eh_frame)) }
+  .gcc_except_table : { *(.gcc_except_table) }
+  .jcr : { KEEP (*(.jcr)) }
+  .ctors    :
+  {
+    /* gcc uses crtbegin.o to find the start of
+       the constructors, so we make sure it is
+       first.  Because this is a wildcard, it
+       doesn't matter if the user does not
+       actually link against crtbegin.o; the
+       linker won't look for a file to match a
+       wildcard.  The wildcard also means that it
+       doesn't matter which directory crtbegin.o
+       is in.  */
+
+    KEEP (*crtbegin.o(.ctors))
+
+    /* We don't want to include the .ctor section from
+       from the crtend.o file until after the sorted ctors.
+       The .ctor section from the crtend file contains the
+       end of ctors marker and it must be last */
+
+    KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
+    KEEP (*(SORT(.ctors.*)))
+    KEEP (*(.ctors))
+  }
+
+  .dtors    :
+  {
+    KEEP (*crtbegin.o(.dtors))
+    KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
+    KEEP (*(SORT(.dtors.*)))
+    KEEP (*(.dtors))
+  }
+
+  . = .;
+  .rodata : {
+    *(.rdata)
+    *(.rodata)
+    *(.rodata.*)
+    *(.gnu.linkonce.r.*)
+  }
+   _fdata = ALIGN(16);
+  .data : {
+    *(.data)
+    *(.data.*)
+    *(.gnu.linkonce.d.*)
+  }
+  . = ALIGN(8);
+  _gp = . + 0x8000;
+  __global = _gp;
+  .lit8 : {
+    *(.lit8)
+  }
+  .lit4 : {
+    *(.lit4)
+  }
+  .sdata : {
+    *(.sdata)
+    *(.sdata.*)
+    *(.gnu.linkonce.s.*)
+  }
+  . = ALIGN(4);
+  PROVIDE (edata  =  .);
+  _edata  =  .;
+  _fbss = .;
+  .sbss : {
+    *(.sbss)
+    *(.sbss.*)
+    *(.gnu.linkonce.sb.*)
+    *(.scommon)
+  }
+  .bss : {
+    _bss_start = . ;
+    *(.bss)
+    *(.bss.*)
+    *(.gnu.linkonce.b.*)
+    *(COMMON)
+  }
+
+  PROVIDE (end = .);
+  _end = .;
+
+  /* DWARF debug sections.
+     Symbols in the DWARF debugging sections are relative to
+     the beginning of the section so we begin them at 0.  */
+
+  /* DWARF 1 */
+  .debug          0 : { *(.debug) }
+  .line           0 : { *(.line) }
+
+  /* GNU DWARF 1 extensions */
+  .debug_srcinfo  0 : { *(.debug_srcinfo) }
+  .debug_sfnames  0 : { *(.debug_sfnames) }
+
+  /* DWARF 1.1 and DWARF 2 */
+  .debug_aranges  0 : { *(.debug_aranges) }
+  .debug_pubnames 0 : { *(.debug_pubnames) }
+
+  /* DWARF 2 */
+  .debug_info     0 : { *(.debug_info) }
+  .debug_abbrev   0 : { *(.debug_abbrev) }
+  .debug_line     0 : { *(.debug_line) }
+  .debug_frame    0 : { *(.debug_frame) }
+  .debug_str      0 : { *(.debug_str) }
+  .debug_loc      0 : { *(.debug_loc) }
+  .debug_macinfo  0 : { *(.debug_macinfo) }
+  .debug_ranges   0 : { *(.debug_ranges) }
+
+  /* SGI/MIPS DWARF 2 extensions */
+  .debug_weaknames 0 : { *(.debug_weaknames) }
+  .debug_funcnames 0 : { *(.debug_funcnames) }
+  .debug_typenames 0 : { *(.debug_typenames) }
+  .debug_varnames  0 : { *(.debug_varnames) }
+
+  /* Special sections generated by gcc */
+  /* Newer GNU linkers strip by default */
+  .mdebug.abi32            0 : { KEEP(*(.mdebug.abi32)) }
+  .mdebug.abiN32           0 : { KEEP(*(.mdebug.abiN32)) }
+  .mdebug.abi64            0 : { KEEP(*(.mdebug.abi64)) }
+  .mdebug.abiO64           0 : { KEEP(*(.mdebug.abiO64)) }
+  .mdebug.eabi32           0 : { KEEP(*(.mdebug.eabi32)) }
+  .mdebug.eabi64           0 : { KEEP(*(.mdebug.eabi64)) }
+  .gcc_compiled_long32     0 : { KEEP(*(.gcc_compiled_long32)) }
+  .gcc_compiled_long64     0 : { KEEP(*(.gcc_compiled_long64)) }
+}