the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#include "mips/mips.h"
+#include "mips/abi64.h"
+
+#undef WCHAR_TYPE
+#define WCHAR_TYPE "int"
+
+#undef WCHAR_TYPE_SIZE
+#define WCHAR_TYPE_SIZE 32
+
+/* If defined, a C expression whose value is a string containing the
+ assembler operation to identify the following data as
+ uninitialized global data. If not defined, and neither
+ `ASM_OUTPUT_BSS' nor `ASM_OUTPUT_ALIGNED_BSS' are defined,
+ uninitialized global data will be output in the data section if
+ `-fno-common' is passed, otherwise `ASM_OUTPUT_COMMON' will be
+ used. */
+#define BSS_SECTION_ASM_OP "\t.section\t.bss"
+
+#define SBSS_SECTION_ASM_OP "\t.section .sbss"
+
+/* Like `ASM_OUTPUT_BSS' except takes the required alignment as a
+ separate, explicit argument. If you define this macro, it is used
+ in place of `ASM_OUTPUT_BSS', and gives you more flexibility in
+ handling the required alignment of the variable. The alignment is
+ specified as the number of bits.
+
+ Try to use function `asm_output_aligned_bss' defined in file
+ `varasm.c' when defining this macro. */
+#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
+do { \
+ ASM_GLOBALIZE_LABEL (FILE, NAME); \
+ if (SIZE > 0 && SIZE <= mips_section_threshold) \
+ sbss_section (); \
+ else \
+ bss_section (); \
+ ASM_OUTPUT_ALIGN (FILE, floor_log2 (ALIGN / BITS_PER_UNIT)); \
+ last_assemble_variable_decl = DECL; \
+ ASM_DECLARE_OBJECT_NAME (FILE, NAME, DECL); \
+ ASM_OUTPUT_SKIP (FILE, SIZE ? SIZE : 1); \
+} while (0)
+
+/* These macros generate the special .type and .size directives which
+ are used to set the corresponding fields of the linker symbol table
+ entries in an ELF object file under SVR4. These macros also output
+ the starting labels for the relevant functions/objects. */
+
+/* Write the extra assembler code needed to declare an object properly. */
+
+#undef ASM_DECLARE_OBJECT_NAME
+#define ASM_DECLARE_OBJECT_NAME(FILE, NAME, DECL) \
+ do { \
+ fprintf (FILE, "%s", TYPE_ASM_OP); \
+ assemble_name (FILE, NAME); \
+ putc (',', FILE); \
+ fprintf (FILE, TYPE_OPERAND_FMT, "object"); \
+ putc ('\n', FILE); \
+ size_directive_output = 0; \
+ if (!flag_inhibit_size_directive && DECL_SIZE (DECL)) \
+ { \
+ size_directive_output = 1; \
+ fprintf (FILE, "%s", SIZE_ASM_OP); \
+ assemble_name (FILE, NAME); \
+ fprintf (FILE, ","); \
+ fprintf (FILE, HOST_WIDE_INT_PRINT_DEC, \
+ int_size_in_bytes (TREE_TYPE (DECL))); \
+ fprintf (FILE, "\n"); \
+ } \
+ mips_declare_object (FILE, NAME, "", ":\n", 0); \
+ } while (0)
+
+#undef UNIQUE_SECTION
+#define UNIQUE_SECTION(DECL,RELOC) \
+ mips_unique_section ((DECL), (RELOC))
+
+/* A list of other sections which the compiler might be "in" at any
+ given time. */
+#undef EXTRA_SECTIONS
+#define EXTRA_SECTIONS in_sdata, in_sbss, in_rdata
+
+#undef EXTRA_SECTION_FUNCTIONS
+#define EXTRA_SECTION_FUNCTIONS \
+ SECTION_FUNCTION_TEMPLATE(sdata_section, in_sdata, SDATA_SECTION_ASM_OP) \
+ SECTION_FUNCTION_TEMPLATE(sbss_section, in_sbss, SBSS_SECTION_ASM_OP) \
+ SECTION_FUNCTION_TEMPLATE(rdata_section, in_rdata, RDATA_SECTION_ASM_OP)
+
+#define SECTION_FUNCTION_TEMPLATE(FN, ENUM, OP) \
+void FN () \
+{ \
+ if (in_section != ENUM) \
+ { \
+ fprintf (asm_out_file, "%s\n", OP); \
+ in_section = ENUM; \
+ } \
+}
+
#undef TARGET_VERSION
#if TARGET_ENDIAN_DEFAULT == 0
#define TARGET_VERSION fprintf (stderr, " (MIPSel GNU/Linux with ELF)");
/* Required to keep collect2.c happy */
#undef OBJECT_FORMAT_COFF
-/* If we don't set MASK_ABICALLS, we can't default to PIC. */
+/* If we don't set MASK_ABICALLS, we can't default to PIC. */
#undef TARGET_DEFAULT
#define TARGET_DEFAULT (MASK_ABICALLS|MASK_GAS)
-
-/* Handle #pragma weak and #pragma pack. */
-#define HANDLE_SYSV_PRAGMA 1
-
-/* Use more efficient ``thunks'' to implement C++ vtables. */
-#undef DEFAULT_VTABLE_THUNKS
-#define DEFAULT_VTABLE_THUNKS 1
-
-/* Don't assume anything about the header files. */
-#define NO_IMPLICIT_EXTERN_C
-
-/* Generate calls to memcpy, etc., not bcopy, etc. */
-#define TARGET_MEM_FUNCTIONS
-
/* Specify predefined symbols in preprocessor. */
#undef CPP_PREDEFINES
#if TARGET_ENDIAN_DEFAULT == 0
%{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} \
%{pthread:-D_REENTRANT}"
-/* Provide a STARTFILE_SPEC appropriate for GNU/Linux. Here we add
- the GNU/Linux magical crtbegin.o file (see crtstuff.c) which
- provides part of the support for getting C++ file-scope static
- object constructed before entering `main'. */
-
-#undef STARTFILE_SPEC
-#define STARTFILE_SPEC \
- "%{!shared: \
- %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}}\
- crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
-
-/* Provide a ENDFILE_SPEC appropriate for GNU/Linux. Here we tack on
- the GNU/Linux magical crtend.o file (see crtstuff.c) which
- provides part of the support for getting C++ file-scope static
- object constructed before entering `main', followed by a normal
- GNU/Linux "finalizer" file, `crtn.o'. */
-
-#undef ENDFILE_SPEC
-#define ENDFILE_SPEC \
- "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
+/* The GNU C++ standard library requires that these macros be defined. */
+#undef CPLUSPLUS_CPP_SPEC
+#define CPLUSPLUS_CPP_SPEC "\
+-D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS \
+-D_GNU_SOURCE %(cpp) \
+"
/* From iris5.h */
/* -G is incompatible with -KPIC which is the default, so only allow objects
#undef MIPS_DEFAULT_GVALUE
#define MIPS_DEFAULT_GVALUE 0
-#undef LIB_SPEC
-/* Taken from sparc/linux.h. */
-#define LIB_SPEC \
- "%{shared: -lc} \
- %{!shared: %{mieee-fp:-lieee} %{pthread:-lpthread} \
- %{profile:-lc_p} %{!profile: -lc}}"
-
/* Borrowed from sparc/linux.h */
#undef LINK_SPEC
#define LINK_SPEC \
%{mabi=64: -64} \
%{!fno-PIC:%{!fno-pic:-KPIC}} \
%{fno-PIC:-non_shared} %{fno-pic:-non_shared}"
+
+/* The MIPS assembler has different syntax for .set. We set it to
+ .dummy to trap any errors. */
+#undef SET_ASM_OP
+#define SET_ASM_OP "\t.dummy\t"
+
+#undef ASM_OUTPUT_DEF
+#define ASM_OUTPUT_DEF(FILE,LABEL1,LABEL2) \
+ do { \
+ fputc ( '\t', FILE); \
+ assemble_name (FILE, LABEL1); \
+ fputs ( " = ", FILE); \
+ assemble_name (FILE, LABEL2); \
+ fputc ( '\n', FILE); \
+ } while (0)
+
+#undef ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL
+#define ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL(FILE, SY, HI, LO) \
+ do { \
+ fputc ('\t', FILE); \
+ assemble_name (FILE, SY); \
+ fputc ('=', FILE); \
+ assemble_name (FILE, HI); \
+ fputc ('-', FILE); \
+ assemble_name (FILE, LO); \
+ } while (0)
+
+#undef ASM_DECLARE_FUNCTION_NAME
+#define ASM_DECLARE_FUNCTION_NAME(STREAM, NAME, DECL) \
+ do { \
+ if (!flag_inhibit_size_directive) \
+ { \
+ fputs ("\t.ent\t", STREAM); \
+ assemble_name (STREAM, NAME); \
+ putc ('\n', STREAM); \
+ } \
+ fprintf (STREAM, "\t%s\t ", TYPE_ASM_OP); \
+ assemble_name (STREAM, NAME); \
+ putc (',', STREAM); \
+ fprintf (STREAM, TYPE_OPERAND_FMT, "function"); \
+ putc ('\n', STREAM); \
+ assemble_name (STREAM, NAME); \
+ fputs (":\n", STREAM); \
+ } while (0)
+
+#undef ASM_DECLARE_FUNCTION_SIZE
+#define ASM_DECLARE_FUNCTION_SIZE(STREAM, NAME, DECL) \
+ do { \
+ if (!flag_inhibit_size_directive) \
+ { \
+ fputs ("\t.end\t", STREAM); \
+ assemble_name (STREAM, NAME); \
+ putc ('\n', STREAM); \
+ } \
+ } while (0)
+
+/* Tell function_prologue in mips.c that we have already output the .ent/.end
+ pseudo-ops. */
+#define FUNCTION_NAME_ALREADY_DECLARED