diff options
Diffstat (limited to 'gdb/config/mips/tm-irix5.h')
| -rw-r--r-- | gdb/config/mips/tm-irix5.h | 35 |
1 files changed, 27 insertions, 8 deletions
diff --git a/gdb/config/mips/tm-irix5.h b/gdb/config/mips/tm-irix5.h index 7f828c3aa97..19b8dbe5df3 100644 --- a/gdb/config/mips/tm-irix5.h +++ b/gdb/config/mips/tm-irix5.h @@ -1,5 +1,5 @@ /* Target machine description for SGI Iris under Irix 5, for GDB. - Copyright 1990, 1991, 1992, 1993, 1995 Free Software Foundation, Inc. + Copyright 1990-1993, 1995, 2000 Free Software Foundation, Inc. This file is part of GDB. @@ -18,8 +18,23 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/* If we're being built for n32, enable multi-arch. */ +/* FIXME: cagney/2000-04-04: Testing the _MIPS_SIM_NABI32 and + _MIPS_SIM in a tm-*.h file is simply wrong! Those are + host-dependant macros (provided by /usr/include) and stop any + chance of the target being cross compiled */ +#if 0 && defined (_MIPS_SIM_NABI32) && _MIPS_SIM == _MIPS_SIM_NABI32 +/* FIXME: Don't enable multi-arch for IRIX/n32. The test + ``gdb.base/corefile.exp: up in corefile.exp'' fails. */ +#define GDB_MULTI_ARCH 1 +#endif + #include "mips/tm-irix3.h" +/* FIXME: cagney/2000-04-04: Testing the _MIPS_SIM_NABI32 and + _MIPS_SIM in a tm-*.h file is simply wrong! Those are + host-dependant macros (provided by /usr/include) and stop any + chance of the target being cross compiled */ #if defined (_MIPS_SIM_NABI32) && _MIPS_SIM == _MIPS_SIM_NABI32 /* * Irix 6 (n32 ABI) has 32-bit GP regs and 64-bit FP regs @@ -46,16 +61,20 @@ #undef MIPS_LAST_ARG_REGNUM #define MIPS_LAST_ARG_REGNUM 11 /* N32 uses R4 through R11 for args */ -#undef MIPS_NUM_ARG_REGS -#define MIPS_NUM_ARG_REGS 8 +/* MIPS_STACK_ARGSIZE -- how many bytes does a pushed function arg take + up on the stack? For the n32 ABI, eight bytes are reserved for each + register. Like MIPS_SAVED_REGSIZE but different. */ +#define MIPS_DEFAULT_STACK_ARGSIZE 8 + +/* N32 does not reserve home space for registers used to carry + parameters. */ +#define MIPS_REGS_HAVE_HOME_P 0 + +/* Force N32 ABI as the default. */ +#define MIPS_DEFAULT_ABI MIPS_ABI_N32 #endif /* N32 */ -/* When calling functions on Irix 5 (or any MIPS SVR4 ABI compliant - platform) $25 must hold the function address. Dest_Reg is a macro - used in CALL_DUMMY in tm-mips.h. */ -#undef Dest_Reg -#define Dest_Reg 25 /* The signal handler trampoline is called _sigtramp. */ #undef IN_SIGTRAMP |