diff options
Diffstat (limited to 'opcodes/i386-dis.c')
-rw-r--r-- | opcodes/i386-dis.c | 163 |
1 files changed, 93 insertions, 70 deletions
diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c index 44101b9..4252ecc 100644 --- a/opcodes/i386-dis.c +++ b/opcodes/i386-dis.c @@ -361,76 +361,99 @@ fetch_data (struct disassemble_info *info, bfd_byte *addr) #define AFLAG 2 #define DFLAG 1 -#define b_mode 1 /* byte operand */ -#define v_mode 2 /* operand size depends on prefixes */ -#define w_mode 3 /* word operand */ -#define d_mode 4 /* double word operand */ -#define q_mode 5 /* quad word operand */ -#define t_mode 6 /* ten-byte operand */ -#define x_mode 7 /* 16-byte XMM operand */ -#define m_mode 8 /* d_mode in 32bit, q_mode in 64bit mode. */ -#define cond_jump_mode 9 -#define loop_jcxz_mode 10 -#define dq_mode 11 /* operand size depends on REX prefixes. */ -#define dqw_mode 12 /* registers like dq_mode, memory like w_mode. */ -#define f_mode 13 /* 4- or 6-byte pointer operand */ -#define const_1_mode 14 -#define stack_v_mode 15 /* v_mode for stack-related opcodes. */ -#define z_mode 16 /* non-quad operand size depends on prefixes */ -#define o_mode 17 /* 16-byte operand */ -#define dqb_mode 18 /* registers like dq_mode, memory like b_mode. */ -#define dqd_mode 19 /* registers like dq_mode, memory like d_mode. */ - -/* Flags that are OR'ed into the bytemode field to pass extra information. */ -#define DREX_OC1 0x4000 /* OC1 bit set */ -#define DREX_NO_OC0 0x2000 /* OC0 bit not used */ -#define DREX_MASK 0x6000 /* mask to delete */ - -#define es_reg 100 -#define cs_reg 101 -#define ss_reg 102 -#define ds_reg 103 -#define fs_reg 104 -#define gs_reg 105 - -#define eAX_reg 108 -#define eCX_reg 109 -#define eDX_reg 110 -#define eBX_reg 111 -#define eSP_reg 112 -#define eBP_reg 113 -#define eSI_reg 114 -#define eDI_reg 115 - -#define al_reg 116 -#define cl_reg 117 -#define dl_reg 118 -#define bl_reg 119 -#define ah_reg 120 -#define ch_reg 121 -#define dh_reg 122 -#define bh_reg 123 - -#define ax_reg 124 -#define cx_reg 125 -#define dx_reg 126 -#define bx_reg 127 -#define sp_reg 128 -#define bp_reg 129 -#define si_reg 130 -#define di_reg 131 - -#define rAX_reg 132 -#define rCX_reg 133 -#define rDX_reg 134 -#define rBX_reg 135 -#define rSP_reg 136 -#define rBP_reg 137 -#define rSI_reg 138 -#define rDI_reg 139 - -#define z_mode_ax_reg 149 -#define indir_dx_reg 150 +/* byte operand */ +#define b_mode 1 +/* operand size depends on prefixes */ +#define v_mode (b_mode + 1) +/* word operand */ +#define w_mode (v_mode + 1) +/* double word operand */ +#define d_mode (w_mode + 1) +/* quad word operand */ +#define q_mode (d_mode + 1) +/* ten-byte operand */ +#define t_mode (q_mode + 1) +/* 16-byte XMM operand */ +#define x_mode (t_mode + 1) +/* d_mode in 32bit, q_mode in 64bit mode. */ +#define m_mode (x_mode + 1) +#define cond_jump_mode (m_mode + 1) +#define loop_jcxz_mode (cond_jump_mode + 1) +/* operand size depends on REX prefixes. */ +#define dq_mode (loop_jcxz_mode + 1) +/* registers like dq_mode, memory like w_mode. */ +#define dqw_mode (dq_mode + 1) +/* 4- or 6-byte pointer operand */ +#define f_mode (dqw_mode + 1) +#define const_1_mode (f_mode + 1) +/* v_mode for stack-related opcodes. */ +#define stack_v_mode (const_1_mode + 1) +/* non-quad operand size depends on prefixes */ +#define z_mode (stack_v_mode + 1) +/* 16-byte operand */ +#define o_mode (z_mode + 1) +/* registers like dq_mode, memory like b_mode. */ +#define dqb_mode (o_mode + 1) +/* registers like dq_mode, memory like d_mode. */ +#define dqd_mode (dqb_mode + 1) + +#define es_reg (dqd_mode + 1) +#define cs_reg (es_reg + 1) +#define ss_reg (cs_reg + 1) +#define ds_reg (ss_reg + 1) +#define fs_reg (ds_reg + 1) +#define gs_reg (fs_reg + 1) + +#define eAX_reg (gs_reg + 1) +#define eCX_reg (eAX_reg + 1) +#define eDX_reg (eCX_reg + 1) +#define eBX_reg (eDX_reg + 1) +#define eSP_reg (eBX_reg + 1) +#define eBP_reg (eSP_reg + 1) +#define eSI_reg (eBP_reg + 1) +#define eDI_reg (eSI_reg + 1) + +#define al_reg (eDI_reg + 1) +#define cl_reg (al_reg + 1) +#define dl_reg (cl_reg + 1) +#define bl_reg (dl_reg + 1) +#define ah_reg (bl_reg + 1) +#define ch_reg (ah_reg + 1) +#define dh_reg (ch_reg + 1) +#define bh_reg (dh_reg + 1) + +#define ax_reg (bh_reg + 1) +#define cx_reg (ax_reg + 1) +#define dx_reg (cx_reg + 1) +#define bx_reg (dx_reg + 1) +#define sp_reg (bx_reg + 1) +#define bp_reg (sp_reg + 1) +#define si_reg (bp_reg + 1) +#define di_reg (si_reg + 1) + +#define rAX_reg (di_reg + 1) +#define rCX_reg (rAX_reg + 1) +#define rDX_reg (rCX_reg + 1) +#define rBX_reg (rDX_reg + 1) +#define rSP_reg (rBX_reg + 1) +#define rBP_reg (rSP_reg + 1) +#define rSI_reg (rBP_reg + 1) +#define rDI_reg (rSI_reg + 1) + +#define z_mode_ax_reg (rDI_reg + 1) +#define indir_dx_reg (z_mode_ax_reg + 1) + +#define MAX_BYTEMODE indir_dx_reg + +/* Flags that are OR'ed into the bytemode field to pass extra + information. */ +#define DREX_OC1 0x10000 /* OC1 bit set */ +#define DREX_NO_OC0 0x20000 /* OC0 bit not used */ +#define DREX_MASK 0x40000 /* mask to delete */ + +#if MAX_BYTEMODE >= DREX_OC1 +#error MAX_BYTEMODE must be less than DREX_OC1 +#endif #define FLOATCODE 1 #define USE_REG_TABLE 2 |