+++ /dev/null
-/* Assembler-independent definitions for an Intel 386 running
- Interactive Unix System V. Specifically, this is for recent versions
- that support POSIX. */
-
-/* Use crt1.o, not crt0.o, as a startup file, and crtn.o as a closing file. */
-#undef STARTFILE_SPEC
-#define STARTFILE_SPEC \
- "%{!shlib:%{posix:%{pg:mcrtp1.o%s}%{!pg:%{p:mcrtp1.o%s}%{!p:crtp1.o%s}}}\
- %{Xp:%{pg:mcrtp1.o%s}%{!pg:%{p:mcrtp1.o%s}%{!p:crtp1.o%s}}}\
- %{!posix:%{!Xp:%{pg:mcrt1.o%s}%{!pg:%{p:mcrt1.o%s}%{!p:crt1.o%s}}\
- %{p:-L/lib/libp} %{pg:-L/lib/libp}}}}\
- %{shlib:%{Xp:crtp1.o%s}%{posix:crtp1.o%s}%{!posix:%{!Xp:crt1.o%s}}}\
- crtbegin.o%s"
-
-#define ENDFILE_SPEC "crtend.o%s crtn.o%s"
-
-/* Library spec */
-#undef LIB_SPEC
-#define LIB_SPEC "%{shlib:-lc_s} %{posix:-lcposix} %{Xp:-lcposix} -lc -lg"
-
-#undef CPP_SPEC
-#define CPP_SPEC "%(cpp_cpu) %{posix:-D_POSIX_SOURCE} %{Xp:-D_POSIX_SOURCE}"
-
-/* ISC 2.2 uses `char' for `wchar_t'. */
-#undef WCHAR_TYPE
-#define WCHAR_TYPE "char"
-
-#undef WCHAR_TYPE_SIZE
-#define WCHAR_TYPE_SIZE BITS_PER_UNIT
-
-#if 0
-/* This is apparently not true: ISC versions up to 3.0, at least, use
- the standard calling sequence in which the called function pops the
- extra arg. */
-/* caller has to pop the extra argument passed to functions that return
- structures. */
-
-#undef RETURN_POPS_ARGS
-#define RETURN_POPS_ARGS(FUNDECL,FUNTYPE,SIZE) \
- ((FUNDECL) && TREE_CODE (FUNDECL) == IDENTIFIER_NODE ? 0 \
- : (TARGET_RTD \
- && (TYPE_ARG_TYPES (FUNTYPE) == 0 \
- || (TREE_VALUE (tree_last (TYPE_ARG_TYPES (FUNTYPE))) \
- == void_type_node))) ? (SIZE) \
- : 0)
-/* On other 386 systems, the last line looks like this:
- : (aggregate_value_p (TREE_TYPE (FUNTYPE))) ? GET_MODE_SIZE (Pmode) : 0) */
-#endif
-
-/* Handle #pragma pack and #pragma weak. */
-#define HANDLE_SYSV_PRAGMA
-
-/* By default, target has a 80387, uses IEEE compatible arithmetic,
- and returns float values in the 387, ie,
- (TARGET_80387 | TARGET_FLOAT_RETURNS_IN_80387)
-
- ISC's software emulation of a 387 fails to handle the `fucomp'
- opcode. fucomp is only used when generating IEEE compliant code.
- So don't make TARGET_IEEE_FP default for ISC. */
-
-#undef TARGET_SUBTARGET_DEFAULT
-#define TARGET_SUBTARGET_DEFAULT (MASK_80387 | MASK_FLOAT_RETURNS)
-
-/* The ISC 2.0.2 software FPU emulator apparently can't handle
- 80-bit XFmode insns, so don't generate them. */
-#undef LONG_DOUBLE_TYPE_SIZE
-#define LONG_DOUBLE_TYPE_SIZE 64
-
-/* The ISC assembler does not like a .file directive with a name
- longer than 14 characters. Truncating it will not permit
- debugging to work properly, but at least we won't get an error
- message. */
-
-#undef ASM_FILE_START
-#define ASM_FILE_START(FILE) \
- do { \
- const int len = strlen (main_input_filename); \
- const char *na = main_input_filename + len; \
- char shorter[15]; \
- /* NA gets MAIN_INPUT_FILENAME sans directory names. */\
- while (na > main_input_filename) \
- { \
- if (na[-1] == '/') \
- break; \
- na--; \
- } \
- strncpy (shorter, na, 14); \
- shorter[14] = 0; \
- fprintf (FILE, "\t.file\t"); \
- output_quoted_string (FILE, shorter); \
- fprintf (FILE, "\n"); \
- } while (0)
-
-/* Work around assembler forward label references generated in exception
- handling code. */
-#define DWARF2_UNWIND_INFO 0
projects / msp430-gcc.git / blobdiff