diff options
Diffstat (limited to 'gdb/rs6000-tdep.c')
| -rw-r--r-- | gdb/rs6000-tdep.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c index fcd1463..36741c5 100644 --- a/gdb/rs6000-tdep.c +++ b/gdb/rs6000-tdep.c @@ -192,6 +192,14 @@ ppc_floating_point_unit_p (struct gdbarch *gdbarch) && tdep->ppc_fpscr_regnum >= 0); } + +/* Check that TABLE[GDB_REGNO] is not already initialized, and then + set it to SIM_REGNO. + + This is a helper function for init_sim_regno_table, constructing + the table mapping GDB register numbers to sim register numbers; we + initialize every element in that table to -1 before we start + filling it in. */ static void set_sim_regno (int *table, int gdb_regno, int sim_regno) { @@ -201,6 +209,10 @@ set_sim_regno (int *table, int gdb_regno, int sim_regno) table[gdb_regno] = sim_regno; } + +/* Initialize ARCH->tdep->sim_regno, the table mapping GDB register + numbers to simulator register numbers, based on the values placed + in the ARCH->tdep->ppc_foo_regnum members. */ static void init_sim_regno_table (struct gdbarch *arch) { @@ -281,6 +293,9 @@ init_sim_regno_table (struct gdbarch *arch) tdep->sim_regno = sim_regno; } + +/* Given a GDB register number REG, return the corresponding SIM + register number. */ static int rs6000_register_sim_regno (int reg) { |