diff options
Diffstat (limited to 'gdb/i387-tdep.h')
| -rw-r--r-- | gdb/i387-tdep.h | 35 |
1 files changed, 15 insertions, 20 deletions
diff --git a/gdb/i387-tdep.h b/gdb/i387-tdep.h index 45d829fc47..7ac24166c4 100644 --- a/gdb/i387-tdep.h +++ b/gdb/i387-tdep.h @@ -27,26 +27,21 @@ struct regcache; struct type; struct ui_file; -/* Because the number of general-purpose registers is different for - AMD64, the floating-point registers and SSE registers get shifted. - The following definitions are intended to help writing code that - needs the register numbers of floating-point registers and SSE - registers. In order to use these, one should provide a definition - for I387_ST0_REGNUM, and possibly I387_NUM_XMM_REGS, preferably by - using a local "#define" in the body of the function that uses this. - Please "#undef" them before the end of the function. */ - -#define I387_FCTRL_REGNUM (I387_ST0_REGNUM + 8) -#define I387_FSTAT_REGNUM (I387_FCTRL_REGNUM + 1) -#define I387_FTAG_REGNUM (I387_FCTRL_REGNUM + 2) -#define I387_FISEG_REGNUM (I387_FCTRL_REGNUM + 3) -#define I387_FIOFF_REGNUM (I387_FCTRL_REGNUM + 4) -#define I387_FOSEG_REGNUM (I387_FCTRL_REGNUM + 5) -#define I387_FOOFF_REGNUM (I387_FCTRL_REGNUM + 6) -#define I387_FOP_REGNUM (I387_FCTRL_REGNUM + 7) -#define I387_XMM0_REGNUM (I387_ST0_REGNUM + 16) -#define I387_MXCSR_REGNUM (I387_XMM0_REGNUM + I387_NUM_XMM_REGS) - +#define I387_ST0_REGNUM(tdep) ((tdep)->st0_regnum) +#define I387_NUM_XMM_REGS(tdep) ((tdep)->num_xmm_regs) +#define I387_MM0_REGNUM(tdep) ((tdep)->mm0_regnum) + +#define I387_FCTRL_REGNUM(tdep) (I387_ST0_REGNUM (tdep) + 8) +#define I387_FSTAT_REGNUM(tdep) (I387_FCTRL_REGNUM (tdep) + 1) +#define I387_FTAG_REGNUM(tdep) (I387_FCTRL_REGNUM (tdep) + 2) +#define I387_FISEG_REGNUM(tdep) (I387_FCTRL_REGNUM (tdep) + 3) +#define I387_FIOFF_REGNUM(tdep) (I387_FCTRL_REGNUM (tdep) + 4) +#define I387_FOSEG_REGNUM(tdep) (I387_FCTRL_REGNUM (tdep) + 5) +#define I387_FOOFF_REGNUM(tdep) (I387_FCTRL_REGNUM (tdep) + 6) +#define I387_FOP_REGNUM(tdep) (I387_FCTRL_REGNUM (tdep) + 7) +#define I387_XMM0_REGNUM(tdep) (I387_ST0_REGNUM (tdep) + 16) +#define I387_MXCSR_REGNUM(tdep) \ + (I387_XMM0_REGNUM (tdep) + I387_NUM_XMM_REGS (tdep)) /* Print out the i387 floating point state. */ |
