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/* Definitions of target machine for GNU compiler, for MIPS running IRIX 6
(O32 ABI). */
/* The O32 ABI on IRIX 6 defaults to the mips2 ISA. */
#undef MIPS_CPU_STRING_DEFAULT
#define MIPS_CPU_STRING_DEFAULT "mips2"
/* Specify wchar_t and wint_t types. */
#undef WCHAR_TYPE
#define WCHAR_TYPE "long int"
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 32
#undef WINT_TYPE
#define WINT_TYPE "long int"
#undef WINT_TYPE_SIZE
#define WINT_TYPE_SIZE 32
/* Copied from iris5.h, with _MIPS_SIM definition adapted to SGI cc usage
and -D_LONGLONG added as in iris6.h. */
#undef TARGET_OS_CPP_BUILTINS
#define TARGET_OS_CPP_BUILTINS() \
do { \
builtin_define_std ("host_mips"); \
builtin_define_std ("sgi"); \
builtin_define_std ("unix"); \
builtin_define_std ("SYSTYPE_SVR4"); \
builtin_define ("_LONGLONG"); \
builtin_define ("_MODERN_C"); \
builtin_define ("_SVR4_SOURCE"); \
builtin_define ("__DSO__"); \
builtin_define ("_ABIO32=1"); \
builtin_define ("_MIPS_SIM=_ABIO32"); \
builtin_define ("_MIPS_SZPTR=32"); \
builtin_assert ("system=unix"); \
builtin_assert ("system=svr4"); \
builtin_assert ("machine=sgi"); \
\
if (!TARGET_FLOAT64) \
builtin_define ("_MIPS_FPSET=16"); \
else \
builtin_define ("_MIPS_FPSET=32"); \
\
if (!TARGET_INT64) \
builtin_define ("_MIPS_SZINT=32"); \
else \
builtin_define ("_MIPS_SZINT=64"); \
\
if (!TARGET_LONG64) \
builtin_define ("_MIPS_SZLONG=32"); \
else \
builtin_define ("_MIPS_SZLONG=64"); \
\
if (!flag_iso) \
{ \
builtin_define ("__EXTENSIONS__"); \
builtin_define ("_SGI_SOURCE"); \
} \
} while (0);
/* Enforce use of O32 assembler, irrespective of SGI_ABI environment variable
and machine type (e.g., R8000 systems default to -64). Gas doesn't need
this, but doesn't hurt either. Need to pass -mips2 to gas which defaults
to -mips1 if no ISA is specified. */
#undef SUBTARGET_ASM_SPEC
#define SUBTARGET_ASM_SPEC "-32 %{!mips*:-mips2}"
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