#endif
#ifdef TARGET_X86_64
+ uint8_t rex_r;
uint8_t rex_x;
uint8_t rex_b;
#endif
#ifdef TARGET_X86_64
#define REX_PREFIX(S) (((S)->prefix & PREFIX_REX) != 0)
+#define REX_R(S) ((S)->rex_r + 0)
#define REX_X(S) ((S)->rex_x + 0)
#define REX_B(S) ((S)->rex_b + 0)
#else
#define REX_PREFIX(S) false
+#define REX_R(S) 0
#define REX_X(S) 0
#define REX_B(S) 0
#endif
};
static void gen_sse(CPUX86State *env, DisasContext *s, int b,
- target_ulong pc_start, int rex_r)
+ target_ulong pc_start)
{
int b1, op1_offset, op2_offset, is_xmm, val;
int modrm, mod, rm, reg;
modrm = x86_ldub_code(env, s);
reg = ((modrm >> 3) & 7);
- if (is_xmm)
- reg |= rex_r;
+ if (is_xmm) {
+ reg |= REX_R(s);
+ }
mod = (modrm >> 6) & 3;
if (sse_fn_epp == SSE_SPECIAL) {
b |= (b1 << 8);
tcg_gen_ld16u_tl(s->T0, cpu_env,
offsetof(CPUX86State,fpregs[rm].mmx.MMX_W(val)));
}
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
gen_op_mov_reg_v(s, ot, reg, s->T0);
break;
case 0x1d6: /* movq ea, xmm */
offsetof(CPUX86State, fpregs[rm].mmx));
gen_helper_pmovmskb_mmx(s->tmp2_i32, cpu_env, s->ptr0);
}
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
tcg_gen_extu_i32_tl(cpu_regs[reg], s->tmp2_i32);
break;
}
modrm = x86_ldub_code(env, s);
rm = modrm & 7;
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
mod = (modrm >> 6) & 3;
if (b1 >= 2) {
goto unknown_op;
/* Various integer extensions at 0f 38 f[0-f]. */
b = modrm | (b1 << 8);
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
switch (b) {
case 0x3f0: /* crc32 Gd,Eb */
b = modrm;
modrm = x86_ldub_code(env, s);
rm = modrm & 7;
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
mod = (modrm >> 6) & 3;
if (b1 >= 2) {
goto unknown_op;
rm = (modrm & 7) | REX_B(s);
if (mod != 3)
gen_lea_modrm(env, s, modrm);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
val = x86_ldub_code(env, s);
switch (b) {
case 0x14: /* pextrb */
/* Various integer extensions at 0f 3a f[0-f]. */
b = modrm | (b1 << 8);
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
switch (b) {
case 0x3f0: /* rorx Gy,Ey, Ib */
MemOp ot, aflag, dflag;
int modrm, reg, rm, mod, op, opreg, val;
target_ulong next_eip, tval;
- int rex_w, rex_r;
+ int rex_w;
target_ulong pc_start = s->base.pc_next;
s->pc_start = s->pc = pc_start;
s->override = -1;
#ifdef TARGET_X86_64
+ s->rex_r = 0;
s->rex_x = 0;
s->rex_b = 0;
#endif
prefixes = 0;
rex_w = -1;
- rex_r = 0;
next_byte:
b = x86_ldub_code(env, s);
/* REX prefix */
prefixes |= PREFIX_REX;
rex_w = (b >> 3) & 1;
- rex_r = (b & 0x4) << 1;
+ s->rex_r = (b & 0x4) << 1;
s->rex_x = (b & 0x2) << 2;
s->rex_b = (b & 0x1) << 3;
goto next_byte;
| PREFIX_LOCK | PREFIX_DATA | PREFIX_REX)) {
goto illegal_op;
}
- rex_r = (~vex2 >> 4) & 8;
+#ifdef TARGET_X86_64
+ s->rex_r = (~vex2 >> 4) & 8;
+#endif
if (b == 0xc5) {
/* 2-byte VEX prefix: RVVVVlpp, implied 0f leading opcode byte */
vex3 = vex2;
switch(f) {
case 0: /* OP Ev, Gv */
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
mod = (modrm >> 6) & 3;
rm = (modrm & 7) | REX_B(s);
if (mod != 3) {
case 1: /* OP Gv, Ev */
modrm = x86_ldub_code(env, s);
mod = (modrm >> 6) & 3;
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
rm = (modrm & 7) | REX_B(s);
if (mod != 3) {
gen_lea_modrm(env, s, modrm);
ot = mo_b_d(b, dflag);
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
gen_ldst_modrm(env, s, modrm, ot, OR_TMP0, 0);
gen_op_mov_v_reg(s, ot, s->T1, reg);
case 0x6b:
ot = dflag;
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
if (b == 0x69)
s->rip_offset = insn_const_size(ot);
else if (b == 0x6b)
case 0x1c1: /* xadd Ev, Gv */
ot = mo_b_d(b, dflag);
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
mod = (modrm >> 6) & 3;
gen_op_mov_v_reg(s, ot, s->T0, reg);
if (mod == 3) {
ot = mo_b_d(b, dflag);
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
mod = (modrm >> 6) & 3;
oldv = tcg_temp_new();
newv = tcg_temp_new();
case 0x89: /* mov Gv, Ev */
ot = mo_b_d(b, dflag);
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
/* generate a generic store */
gen_ldst_modrm(env, s, modrm, ot, reg, 1);
case 0x8b: /* mov Ev, Gv */
ot = mo_b_d(b, dflag);
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
gen_ldst_modrm(env, s, modrm, ot, OR_TMP0, 0);
gen_op_mov_reg_v(s, ot, reg, s->T0);
s_ot = b & 8 ? MO_SIGN | ot : ot;
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
mod = (modrm >> 6) & 3;
rm = (modrm & 7) | REX_B(s);
mod = (modrm >> 6) & 3;
if (mod == 3)
goto illegal_op;
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
{
AddressParts a = gen_lea_modrm_0(env, s, modrm);
TCGv ea = gen_lea_modrm_1(s, a);
case 0x87: /* xchg Ev, Gv */
ot = mo_b_d(b, dflag);
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
mod = (modrm >> 6) & 3;
if (mod == 3) {
rm = (modrm & 7) | REX_B(s);
do_lxx:
ot = dflag != MO_16 ? MO_32 : MO_16;
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
mod = (modrm >> 6) & 3;
if (mod == 3)
goto illegal_op;
modrm = x86_ldub_code(env, s);
mod = (modrm >> 6) & 3;
rm = (modrm & 7) | REX_B(s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
if (mod != 3) {
gen_lea_modrm(env, s, modrm);
opreg = OR_TMP0;
}
ot = dflag;
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
gen_cmovcc1(env, s, ot, b, modrm, reg);
break;
do_btx:
ot = dflag;
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
mod = (modrm >> 6) & 3;
rm = (modrm & 7) | REX_B(s);
gen_op_mov_v_reg(s, MO_32, s->T1, reg);
case 0x1bd: /* bsr / lzcnt */
ot = dflag;
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
gen_ldst_modrm(env, s, modrm, ot, OR_TMP0, 0);
gen_extu(ot, s->T0);
d_ot = dflag;
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
mod = (modrm >> 6) & 3;
rm = (modrm & 7) | REX_B(s);
goto illegal_op;
ot = dflag != MO_16 ? MO_32 : MO_16;
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
gen_ldst_modrm(env, s, modrm, MO_16, OR_TMP0, 0);
t0 = tcg_temp_local_new();
gen_update_cc_op(s);
modrm = x86_ldub_code(env, s);
if (s->flags & HF_MPX_EN_MASK) {
mod = (modrm >> 6) & 3;
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
if (prefixes & PREFIX_REPZ) {
/* bndcl */
if (reg >= 4
modrm = x86_ldub_code(env, s);
if (s->flags & HF_MPX_EN_MASK) {
mod = (modrm >> 6) & 3;
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
if (mod != 3 && (prefixes & PREFIX_REPZ)) {
/* bndmk */
if (reg >= 4
* are assumed to be 1's, regardless of actual values.
*/
rm = (modrm & 7) | REX_B(s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
if (CODE64(s))
ot = MO_64;
else
* are assumed to be 1's, regardless of actual values.
*/
rm = (modrm & 7) | REX_B(s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
if (CODE64(s))
ot = MO_64;
else
mod = (modrm >> 6) & 3;
if (mod == 3)
goto illegal_op;
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
/* generate a generic store */
gen_ldst_modrm(env, s, modrm, ot, reg, 1);
break;
goto illegal_op;
modrm = x86_ldub_code(env, s);
- reg = ((modrm >> 3) & 7) | rex_r;
+ reg = ((modrm >> 3) & 7) | REX_R(s);
if (s->prefix & PREFIX_DATA) {
ot = MO_16;
case 0x1c2:
case 0x1c4 ... 0x1c6:
case 0x1d0 ... 0x1fe:
- gen_sse(env, s, b, pc_start, rex_r);
+ gen_sse(env, s, b, pc_start);
break;
default:
goto unknown_op;