diff options
Diffstat (limited to 'gdb/irix4-nat.c')
| -rw-r--r-- | gdb/irix4-nat.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/gdb/irix4-nat.c b/gdb/irix4-nat.c index e2a1ff2..9501f35 100644 --- a/gdb/irix4-nat.c +++ b/gdb/irix4-nat.c @@ -1,5 +1,6 @@ /* Native support for the SGI Iris running IRIX version 4, for GDB. - Copyright 1988, 1989, 1990, 1991, 1992, 1993 Free Software Foundation, Inc. + Copyright 1988, 1989, 1990, 1991, 1992, 1993, 1995 + Free Software Foundation, Inc. Contributed by Alessandro Forin(af@cs.cmu.edu) at CMU and by Per Bothner(bothner@cs.wisc.edu) at U.Wisconsin. Implemented for Irix 4.x by Garrett A. Wollman. @@ -43,6 +44,7 @@ supply_gregset (gregsetp) { register int regi; register greg_t *regp = (greg_t *)(gregsetp->gp_regs); + static char zerobuf[MAX_REGISTER_RAW_SIZE] = {0}; /* FIXME: somewhere, there should be a #define for the meaning of this magic number 32; we should use that. */ @@ -52,7 +54,10 @@ supply_gregset (gregsetp) supply_register (PC_REGNUM, (char *)&(gregsetp->gp_pc)); supply_register (HI_REGNUM, (char *)&(gregsetp->gp_mdhi)); supply_register (LO_REGNUM, (char *)&(gregsetp->gp_mdlo)); - supply_register (PS_REGNUM, (char *)&(gregsetp->gp_cause)); + supply_register (CAUSE_REGNUM, (char *)&(gregsetp->gp_cause)); + + /* Fill inaccessible registers with zero. */ + supply_register (BADVADDR_REGNUM, zerobuf); } void @@ -71,8 +76,8 @@ fill_gregset (gregsetp, regno) if ((regno == -1) || (regno == PC_REGNUM)) gregsetp->gp_pc = *(greg_t *) ®isters[REGISTER_BYTE (PC_REGNUM)]; - if ((regno == -1) || (regno == PS_REGNUM)) - gregsetp->gp_cause = *(greg_t *) ®isters[REGISTER_BYTE (PS_REGNUM)]; + if ((regno == -1) || (regno == CAUSE_REGNUM)) + gregsetp->gp_cause = *(greg_t *) ®isters[REGISTER_BYTE (CAUSE_REGNUM)]; if ((regno == -1) || (regno == HI_REGNUM)) gregsetp->gp_mdhi = *(greg_t *) ®isters[REGISTER_BYTE (HI_REGNUM)]; @@ -94,6 +99,7 @@ supply_fpregset (fpregsetp) fpregset_t *fpregsetp; { register int regi; + static char zerobuf[MAX_REGISTER_RAW_SIZE] = {0}; for (regi = 0; regi < 32; regi++) supply_register (FP0_REGNUM + regi, @@ -102,6 +108,7 @@ supply_fpregset (fpregsetp) supply_register (FCRCS_REGNUM, (char *)&fpregsetp->fp_csr); /* FIXME: how can we supply FCRIR_REGNUM? SGI doesn't tell us. */ + supply_register (FCRIR_REGNUM, zerobuf); } void |