diff options
Diffstat (limited to 'gdb/riscv-tdep.h')
| -rw-r--r-- | gdb/riscv-tdep.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/gdb/riscv-tdep.h b/gdb/riscv-tdep.h index e04e728..2cb51b1 100644 --- a/gdb/riscv-tdep.h +++ b/gdb/riscv-tdep.h @@ -84,9 +84,18 @@ struct gdbarch_tdep struct type *riscv_fpreg_q_type; }; -/* Return the width in bytes of the general purpose registers for GDBARCH. */ + +/* Return the width in bytes of the general purpose registers for GDBARCH. + Possible return values are 4, 8, or 16 for RiscV variants RV32, RV64, or + RV128. */ extern int riscv_isa_xlen (struct gdbarch *gdbarch); +/* Return the width in bytes of the floating point registers for GDBARCH. + If this architecture has no floating point registers, then return 0. + Possible values are 4, 8, or 16 for depending on which of single, double + or quad floating point support is available. */ +extern int riscv_isa_flen (struct gdbarch *gdbarch); + /* Single step based on where the current instruction will take us. */ extern std::vector<CORE_ADDR> riscv_software_single_step (struct regcache *regcache); |