diff options
Diffstat (limited to 'gdb/ppc-linux-nat.c')
| -rw-r--r-- | gdb/ppc-linux-nat.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/gdb/ppc-linux-nat.c b/gdb/ppc-linux-nat.c index e37aef9..7388254 100644 --- a/gdb/ppc-linux-nat.c +++ b/gdb/ppc-linux-nat.c @@ -71,6 +71,28 @@ supply_gregset (gregset_t * gregsetp) } void +fill_gregset (gregset_t *gregsetp, int regno) +{ + int regi; + greg_t *regp = (greg_t *) gregsetp; + +#define COPY_REG(_idx_,_regi_) \ + if ((regno == -1) || regno == _regi_) \ + memcpy (regp + _idx_, ®isters[REGISTER_BYTE (_regi_)], \ + REGISTER_RAW_SIZE (_regi_)) + + for (regi = 0; regi < 32; regi++) + { + COPY_REG (regmap[regi], regi); + } + + for (regi = FIRST_UISA_SP_REGNUM; regi <= LAST_UISA_SP_REGNUM; regi++) + { + COPY_REG (regmap[regi], regi); + } +} + +void supply_fpregset (fpregset_t * fpregsetp) { int regi; @@ -79,3 +101,26 @@ supply_fpregset (fpregset_t * fpregsetp) supply_register (FP0_REGNUM + regi, (char *) (*fpregsetp + regi)); } } + +/* Given a pointer to a floating point register set in /proc format + (fpregset_t *), update the register specified by REGNO from gdb's idea + of the current floating point register set. If REGNO is -1, update + them all. */ + +void +fill_fpregset (fpregset_t *fpregsetp, int regno) +{ + int regi; + char *to; + char *from; + + for (regi = 0; regi < 32; regi++) + { + if ((regno == -1) || (regno == FP0_REGNUM + regi)) + { + from = (char *) ®isters[REGISTER_BYTE (FP0_REGNUM + regi)]; + to = (char *) (*fpregsetp + regi); + memcpy (to, from, REGISTER_RAW_SIZE (FP0_REGNUM + regi)); + } + } +} |