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|
/*
* iwMMXt micro operations for XScale.
*
* Copyright (c) 2007 OpenedHand, Ltd.
* Written by Andrzej Zaborowski <andrew@openedhand.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define M1 env->iwmmxt.regs[PARAM1]
/* iwMMXt macros extracted from GNU gdb. */
/* Set the SIMD wCASF flags for 8, 16, 32 or 64-bit operations. */
#define SIMD8_SET( v, n, b) ((v != 0) << ((((b) + 1) * 4) + (n)))
#define SIMD16_SET(v, n, h) ((v != 0) << ((((h) + 1) * 8) + (n)))
#define SIMD32_SET(v, n, w) ((v != 0) << ((((w) + 1) * 16) + (n)))
#define SIMD64_SET(v, n) ((v != 0) << (32 + (n)))
/* Flags to pass as "n" above. */
#define SIMD_NBIT -1
#define SIMD_ZBIT -2
#define SIMD_CBIT -3
#define SIMD_VBIT -4
/* Various status bit macros. */
#define NBIT8(x) ((x) & 0x80)
#define NBIT16(x) ((x) & 0x8000)
#define NBIT32(x) ((x) & 0x80000000)
#define NBIT64(x) ((x) & 0x8000000000000000ULL)
#define ZBIT8(x) (((x) & 0xff) == 0)
#define ZBIT16(x) (((x) & 0xffff) == 0)
#define ZBIT32(x) (((x) & 0xffffffff) == 0)
#define ZBIT64(x) (x == 0)
/* Sign extension macros. */
#define EXTEND8H(a) ((uint16_t) (int8_t) (a))
#define EXTEND8(a) ((uint32_t) (int8_t) (a))
#define EXTEND16(a) ((uint32_t) (int16_t) (a))
#define EXTEND16S(a) ((int32_t) (int16_t) (a))
#define EXTEND32(a) ((uint64_t) (int32_t) (a))
void OPPROTO op_iwmmxt_movl_T0_T1_wRn(void)
{
T0 = M1 & ~(uint32_t) 0;
T1 = M1 >> 32;
}
void OPPROTO op_iwmmxt_movl_wRn_T0_T1(void)
{
M1 = ((uint64_t) T1 << 32) | T0;
}
void OPPROTO op_iwmmxt_movq_M0_wRn(void)
{
M0 = M1;
}
void OPPROTO op_iwmmxt_orq_M0_wRn(void)
{
M0 |= M1;
}
void OPPROTO op_iwmmxt_andq_M0_wRn(void)
{
M0 &= M1;
}
void OPPROTO op_iwmmxt_xorq_M0_wRn(void)
{
M0 ^= M1;
}
void OPPROTO op_iwmmxt_maddsq_M0_wRn(void)
{
M0 = ((
EXTEND16S((M0 >> 0) & 0xffff) * EXTEND16S((M1 >> 0) & 0xffff) +
EXTEND16S((M0 >> 16) & 0xffff) * EXTEND16S((M1 >> 16) & 0xffff)
) & 0xffffffff) | ((uint64_t) (
EXTEND16S((M0 >> 32) & 0xffff) * EXTEND16S((M1 >> 32) & 0xffff) +
EXTEND16S((M0 >> 48) & 0xffff) * EXTEND16S((M1 >> 48) & 0xffff)
) << 32);
}
void OPPROTO op_iwmmxt_madduq_M0_wRn(void)
{
M0 = ((
((M0 >> 0) & 0xffff) * ((M1 >> 0) & 0xffff) +
((M0 >> 16) & 0xffff) * ((M1 >> 16) & 0xffff)
) & 0xffffffff) | ((
((M0 >> 32) & 0xffff) * ((M1 >> 32) & 0xffff) +
((M0 >> 48) & 0xffff) * ((M1 >> 48) & 0xffff)
) << 32);
}
void OPPROTO op_iwmmxt_sadb_M0_wRn(void)
{
#define abs(x) (((x) >= 0) ? x : -x)
#define SADB(SHR) abs((int) ((M0 >> SHR) & 0xff) - (int) ((M1 >> SHR) & 0xff))
M0 =
SADB(0) + SADB(8) + SADB(16) + SADB(24) +
SADB(32) + SADB(40) + SADB(48) + SADB(56);
#undef SADB
}
void OPPROTO op_iwmmxt_sadw_M0_wRn(void)
{
#define SADW(SHR) \
abs((int) ((M0 >> SHR) & 0xffff) - (int) ((M1 >> SHR) & 0xffff))
M0 = SADW(0) + SADW(16) + SADW(32) + SADW(48);
#undef SADW
}
void OPPROTO op_iwmmxt_addl_M0_wRn(void)
{
M0 += env->iwmmxt.regs[PARAM1] & 0xffffffff;
}
void OPPROTO op_iwmmxt_mulsw_M0_wRn(void)
{
#define MULS(SHR) ((uint64_t) ((( \
EXTEND16S((M0 >> SHR) & 0xffff) * EXTEND16S((M1 >> SHR) & 0xffff) \
) >> PARAM2) & 0xffff) << SHR)
M0 = MULS(0) | MULS(16) | MULS(32) | MULS(48);
#undef MULS
}
void OPPROTO op_iwmmxt_muluw_M0_wRn(void)
{
#define MULU(SHR) ((uint64_t) ((( \
((M0 >> SHR) & 0xffff) * ((M1 >> SHR) & 0xffff) \
) >> PARAM2) & 0xffff) << SHR)
M0 = MULU(0) | MULU(16) | MULU(32) | MULU(48);
#undef MULU
}
void OPPROTO op_iwmmxt_macsw_M0_wRn(void)
{
#define MACS(SHR) ( \
EXTEND16((M0 >> SHR) & 0xffff) * EXTEND16S((M1 >> SHR) & 0xffff))
M0 = (int64_t) (MACS(0) + MACS(16) + MACS(32) + MACS(48));
#undef MACS
}
void OPPROTO op_iwmmxt_macuw_M0_wRn(void)
{
#define MACU(SHR) ( \
(uint32_t) ((M0 >> SHR) & 0xffff) * \
(uint32_t) ((M1 >> SHR) & 0xffff))
M0 = MACU(0) + MACU(16) + MACU(32) + MACU(48);
#undef MACU
}
void OPPROTO op_iwmmxt_addsq_M0_wRn(void)
{
M0 = (int64_t) M0 + (int64_t) M1;
}
void OPPROTO op_iwmmxt_adduq_M0_wRn(void)
{
M0 += M1;
}
void OPPROTO op_iwmmxt_movq_wRn_M0(void)
{
M1 = M0;
}
void OPPROTO op_iwmmxt_movl_wCx_T0(void)
{
env->iwmmxt.cregs[PARAM1] = T0;
}
void OPPROTO op_iwmmxt_movl_T0_wCx(void)
{
T0 = env->iwmmxt.cregs[PARAM1];
}
void OPPROTO op_iwmmxt_movl_T1_wCx(void)
{
T1 = env->iwmmxt.cregs[PARAM1];
}
void OPPROTO op_iwmmxt_set_mup(void)
{
env->iwmmxt.cregs[ARM_IWMMXT_wCon] |= 2;
}
void OPPROTO op_iwmmxt_set_cup(void)
{
env->iwmmxt.cregs[ARM_IWMMXT_wCon] |= 1;
}
void OPPROTO op_iwmmxt_setpsr_nz(void)
{
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
SIMD64_SET((M0 == 0), SIMD_ZBIT) |
SIMD64_SET((M0 & (1ULL << 63)), SIMD_NBIT);
}
void OPPROTO op_iwmmxt_negq_M0(void)
{
M0 = ~M0;
}
#define NZBIT8(x, i) \
SIMD8_SET(NBIT8((x) & 0xff), SIMD_NBIT, i) | \
SIMD8_SET(ZBIT8((x) & 0xff), SIMD_ZBIT, i)
#define NZBIT16(x, i) \
SIMD16_SET(NBIT16((x) & 0xffff), SIMD_NBIT, i) | \
SIMD16_SET(ZBIT16((x) & 0xffff), SIMD_ZBIT, i)
#define NZBIT32(x, i) \
SIMD32_SET(NBIT32((x) & 0xffffffff), SIMD_NBIT, i) | \
SIMD32_SET(ZBIT32((x) & 0xffffffff), SIMD_ZBIT, i)
#define NZBIT64(x) \
SIMD64_SET(NBIT64(x), SIMD_NBIT) | \
SIMD64_SET(ZBIT64(x), SIMD_ZBIT)
#define IWMMXT_OP_UNPACK(S, SH0, SH1, SH2, SH3) \
void OPPROTO glue(op_iwmmxt_unpack, glue(S, b_M0_wRn))(void) \
{ \
M0 = \
(((M0 >> SH0) & 0xff) << 0) | (((M1 >> SH0) & 0xff) << 8) | \
(((M0 >> SH1) & 0xff) << 16) | (((M1 >> SH1) & 0xff) << 24) | \
(((M0 >> SH2) & 0xff) << 32) | (((M1 >> SH2) & 0xff) << 40) | \
(((M0 >> SH3) & 0xff) << 48) | (((M1 >> SH3) & 0xff) << 56); \
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = \
NZBIT8(M0 >> 0, 0) | NZBIT8(M0 >> 8, 1) | \
NZBIT8(M0 >> 16, 2) | NZBIT8(M0 >> 24, 3) | \
NZBIT8(M0 >> 32, 4) | NZBIT8(M0 >> 40, 5) | \
NZBIT8(M0 >> 48, 6) | NZBIT8(M0 >> 56, 7); \
} \
void OPPROTO glue(op_iwmmxt_unpack, glue(S, w_M0_wRn))(void) \
{ \
M0 = \
(((M0 >> SH0) & 0xffff) << 0) | \
(((M1 >> SH0) & 0xffff) << 16) | \
(((M0 >> SH2) & 0xffff) << 32) | \
(((M1 >> SH2) & 0xffff) << 48); \
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = \
NZBIT8(M0 >> 0, 0) | NZBIT8(M0 >> 16, 1) | \
NZBIT8(M0 >> 32, 2) | NZBIT8(M0 >> 48, 3); \
} \
void OPPROTO glue(op_iwmmxt_unpack, glue(S, l_M0_wRn))(void) \
{ \
M0 = \
(((M0 >> SH0) & 0xffffffff) << 0) | \
(((M1 >> SH0) & 0xffffffff) << 32); \
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = \
NZBIT32(M0 >> 0, 0) | NZBIT32(M0 >> 32, 1); \
} \
void OPPROTO glue(op_iwmmxt_unpack, glue(S, ub_M0))(void) \
{ \
M0 = \
(((M0 >> SH0) & 0xff) << 0) | \
(((M0 >> SH1) & 0xff) << 16) | \
(((M0 >> SH2) & 0xff) << 32) | \
(((M0 >> SH3) & 0xff) << 48); \
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = \
NZBIT16(M0 >> 0, 0) | NZBIT16(M0 >> 16, 1) | \
NZBIT16(M0 >> 32, 2) | NZBIT16(M0 >> 48, 3); \
} \
void OPPROTO glue(op_iwmmxt_unpack, glue(S, uw_M0))(void) \
{ \
M0 = \
(((M0 >> SH0) & 0xffff) << 0) | \
(((M0 >> SH2) & 0xffff) << 32); \
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = \
NZBIT32(M0 >> 0, 0) | NZBIT32(M0 >> 32, 1); \
} \
void OPPROTO glue(op_iwmmxt_unpack, glue(S, ul_M0))(void) \
{ \
M0 = (((M0 >> SH0) & 0xffffffff) << 0); \
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = NZBIT64(M0 >> 0); \
} \
void OPPROTO glue(op_iwmmxt_unpack, glue(S, sb_M0))(void) \
{ \
M0 = \
((uint64_t) EXTEND8H((M0 >> SH0) & 0xff) << 0) | \
((uint64_t) EXTEND8H((M0 >> SH1) & 0xff) << 16) | \
((uint64_t) EXTEND8H((M0 >> SH2) & 0xff) << 32) | \
((uint64_t) EXTEND8H((M0 >> SH3) & 0xff) << 48); \
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = \
NZBIT16(M0 >> 0, 0) | NZBIT16(M0 >> 16, 1) | \
NZBIT16(M0 >> 32, 2) | NZBIT16(M0 >> 48, 3); \
} \
void OPPROTO glue(op_iwmmxt_unpack, glue(S, sw_M0))(void) \
{ \
M0 = \
((uint64_t) EXTEND16((M0 >> SH0) & 0xffff) << 0) | \
((uint64_t) EXTEND16((M0 >> SH2) & 0xffff) << 32); \
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = \
NZBIT32(M0 >> 0, 0) | NZBIT32(M0 >> 32, 1); \
} \
void OPPROTO glue(op_iwmmxt_unpack, glue(S, sl_M0))(void) \
{ \
M0 = EXTEND32((M0 >> SH0) & 0xffffffff); \
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = NZBIT64(M0 >> 0); \
}
IWMMXT_OP_UNPACK(l, 0, 8, 16, 24)
IWMMXT_OP_UNPACK(h, 32, 40, 48, 56)
#define IWMMXT_OP_CMP(SUFF, Tb, Tw, Tl, O) \
void OPPROTO glue(op_iwmmxt_, glue(SUFF, b_M0_wRn))(void) \
{ \
M0 = \
CMP(0, Tb, O, 0xff) | CMP(8, Tb, O, 0xff) | \
CMP(16, Tb, O, 0xff) | CMP(24, Tb, O, 0xff) | \
CMP(32, Tb, O, 0xff) | CMP(40, Tb, O, 0xff) | \
CMP(48, Tb, O, 0xff) | CMP(56, Tb, O, 0xff); \
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = \
NZBIT8(M0 >> 0, 0) | NZBIT8(M0 >> 8, 1) | \
NZBIT8(M0 >> 16, 2) | NZBIT8(M0 >> 24, 3) | \
NZBIT8(M0 >> 32, 4) | NZBIT8(M0 >> 40, 5) | \
NZBIT8(M0 >> 48, 6) | NZBIT8(M0 >> 56, 7); \
} \
void OPPROTO glue(op_iwmmxt_, glue(SUFF, w_M0_wRn))(void) \
{ \
M0 = CMP(0, Tw, O, 0xffff) | CMP(16, Tw, O, 0xffff) | \
CMP(32, Tw, O, 0xffff) | CMP(48, Tw, O, 0xffff); \
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = \
NZBIT16(M0 >> 0, 0) | NZBIT16(M0 >> 16, 1) | \
NZBIT16(M0 >> 32, 2) | NZBIT16(M0 >> 48, 3); \
} \
void OPPROTO glue(op_iwmmxt_, glue(SUFF, l_M0_wRn))(void) \
{ \
M0 = CMP(0, Tl, O, 0xffffffff) | \
CMP(32, Tl, O, 0xffffffff); \
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = \
NZBIT32(M0 >> 0, 0) | NZBIT32(M0 >> 32, 1); \
}
#define CMP(SHR, TYPE, OPER, MASK) ((((TYPE) ((M0 >> SHR) & MASK) OPER \
(TYPE) ((M1 >> SHR) & MASK)) ? (uint64_t) MASK : 0) << SHR)
IWMMXT_OP_CMP(cmpeq, uint8_t, uint16_t, uint32_t, ==)
IWMMXT_OP_CMP(cmpgts, int8_t, int16_t, int32_t, >)
IWMMXT_OP_CMP(cmpgtu, uint8_t, uint16_t, uint32_t, >)
#undef CMP
#define CMP(SHR, TYPE, OPER, MASK) ((((TYPE) ((M0 >> SHR) & MASK) OPER \
(TYPE) ((M1 >> SHR) & MASK)) ? M0 : M1) & ((uint64_t) MASK << SHR))
IWMMXT_OP_CMP(mins, int8_t, int16_t, int32_t, <)
IWMMXT_OP_CMP(minu, uint8_t, uint16_t, uint32_t, <)
IWMMXT_OP_CMP(maxs, int8_t, int16_t, int32_t, >)
IWMMXT_OP_CMP(maxu, uint8_t, uint16_t, uint32_t, >)
#undef CMP
#define CMP(SHR, TYPE, OPER, MASK) ((uint64_t) (((TYPE) ((M0 >> SHR) & MASK) \
OPER (TYPE) ((M1 >> SHR) & MASK)) & MASK) << SHR)
IWMMXT_OP_CMP(subn, uint8_t, uint16_t, uint32_t, -)
IWMMXT_OP_CMP(addn, uint8_t, uint16_t, uint32_t, +)
#undef CMP
/* TODO Signed- and Unsigned-Saturation */
#define CMP(SHR, TYPE, OPER, MASK) ((uint64_t) (((TYPE) ((M0 >> SHR) & MASK) \
OPER (TYPE) ((M1 >> SHR) & MASK)) & MASK) << SHR)
IWMMXT_OP_CMP(subu, uint8_t, uint16_t, uint32_t, -)
IWMMXT_OP_CMP(addu, uint8_t, uint16_t, uint32_t, +)
IWMMXT_OP_CMP(subs, int8_t, int16_t, int32_t, -)
IWMMXT_OP_CMP(adds, int8_t, int16_t, int32_t, +)
#undef CMP
#undef IWMMXT_OP_CMP
void OPPROTO op_iwmmxt_avgb_M0_wRn(void)
{
#define AVGB(SHR) ((( \
((M0 >> SHR) & 0xff) + ((M1 >> SHR) & 0xff) + PARAM2) >> 1) << SHR)
M0 =
AVGB(0) | AVGB(8) | AVGB(16) | AVGB(24) |
AVGB(32) | AVGB(40) | AVGB(48) | AVGB(56);
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
SIMD8_SET(ZBIT8((M0 >> 0) & 0xff), SIMD_ZBIT, 0) |
SIMD8_SET(ZBIT8((M0 >> 8) & 0xff), SIMD_ZBIT, 1) |
SIMD8_SET(ZBIT8((M0 >> 16) & 0xff), SIMD_ZBIT, 2) |
SIMD8_SET(ZBIT8((M0 >> 24) & 0xff), SIMD_ZBIT, 3) |
SIMD8_SET(ZBIT8((M0 >> 32) & 0xff), SIMD_ZBIT, 4) |
SIMD8_SET(ZBIT8((M0 >> 40) & 0xff), SIMD_ZBIT, 5) |
SIMD8_SET(ZBIT8((M0 >> 48) & 0xff), SIMD_ZBIT, 6) |
SIMD8_SET(ZBIT8((M0 >> 56) & 0xff), SIMD_ZBIT, 7);
#undef AVGB
}
void OPPROTO op_iwmmxt_avgw_M0_wRn(void)
{
#define AVGW(SHR) ((( \
((M0 >> SHR) & 0xffff) + ((M1 >> SHR) & 0xffff) + PARAM2) >> 1) << SHR)
M0 = AVGW(0) | AVGW(16) | AVGW(32) | AVGW(48);
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
SIMD16_SET(ZBIT16((M0 >> 0) & 0xffff), SIMD_ZBIT, 0) |
SIMD16_SET(ZBIT16((M0 >> 16) & 0xffff), SIMD_ZBIT, 1) |
SIMD16_SET(ZBIT16((M0 >> 32) & 0xffff), SIMD_ZBIT, 2) |
SIMD16_SET(ZBIT16((M0 >> 48) & 0xffff), SIMD_ZBIT, 3);
#undef AVGW
}
void OPPROTO op_iwmmxt_msadb_M0_wRn(void)
{
M0 = ((((M0 >> 0) & 0xffff) * ((M1 >> 0) & 0xffff) +
((M0 >> 16) & 0xffff) * ((M1 >> 16) & 0xffff)) & 0xffffffff) |
((((M0 >> 32) & 0xffff) * ((M1 >> 32) & 0xffff) +
((M0 >> 48) & 0xffff) * ((M1 >> 48) & 0xffff)) << 32);
}
void OPPROTO op_iwmmxt_align_M0_T0_wRn(void)
{
M0 >>= T0 << 3;
M0 |= M1 << (64 - (T0 << 3));
}
void OPPROTO op_iwmmxt_insr_M0_T0_T1(void)
{
M0 &= ~((uint64_t) T1 << PARAM1);
M0 |= (uint64_t) (T0 & T1) << PARAM1;
}
void OPPROTO op_iwmmxt_extrsb_T0_M0(void)
{
T0 = EXTEND8((M0 >> PARAM1) & 0xff);
}
void OPPROTO op_iwmmxt_extrsw_T0_M0(void)
{
T0 = EXTEND16((M0 >> PARAM1) & 0xffff);
}
void OPPROTO op_iwmmxt_extru_T0_M0_T1(void)
{
T0 = (M0 >> PARAM1) & T1;
}
void OPPROTO op_iwmmxt_bcstb_M0_T0(void)
{
T0 &= 0xff;
M0 =
((uint64_t) T0 << 0) | ((uint64_t) T0 << 8) |
((uint64_t) T0 << 16) | ((uint64_t) T0 << 24) |
((uint64_t) T0 << 32) | ((uint64_t) T0 << 40) |
((uint64_t) T0 << 48) | ((uint64_t) T0 << 56);
}
void OPPROTO op_iwmmxt_bcstw_M0_T0(void)
{
T0 &= 0xffff;
M0 =
((uint64_t) T0 << 0) | ((uint64_t) T0 << 16) |
((uint64_t) T0 << 32) | ((uint64_t) T0 << 48);
}
void OPPROTO op_iwmmxt_bcstl_M0_T0(void)
{
M0 = ((uint64_t) T0 << 0) | ((uint64_t) T0 << 32);
}
void OPPROTO op_iwmmxt_addcb_M0(void)
{
M0 =
((M0 >> 0) & 0xff) + ((M0 >> 8) & 0xff) +
((M0 >> 16) & 0xff) + ((M0 >> 24) & 0xff) +
((M0 >> 32) & 0xff) + ((M0 >> 40) & 0xff) +
((M0 >> 48) & 0xff) + ((M0 >> 56) & 0xff);
}
void OPPROTO op_iwmmxt_addcw_M0(void)
{
M0 =
((M0 >> 0) & 0xffff) + ((M0 >> 16) & 0xffff) +
((M0 >> 32) & 0xffff) + ((M0 >> 48) & 0xffff);
}
void OPPROTO op_iwmmxt_addcl_M0(void)
{
M0 = (M0 & 0xffffffff) + (M0 >> 32);
}
void OPPROTO op_iwmmxt_msbb_T0_M0(void)
{
T0 =
((M0 >> 7) & 0x01) | ((M0 >> 14) & 0x02) |
((M0 >> 21) & 0x04) | ((M0 >> 28) & 0x08) |
((M0 >> 35) & 0x10) | ((M0 >> 42) & 0x20) |
((M0 >> 49) & 0x40) | ((M0 >> 56) & 0x80);
}
void OPPROTO op_iwmmxt_msbw_T0_M0(void)
{
T0 =
((M0 >> 15) & 0x01) | ((M0 >> 30) & 0x02) |
((M0 >> 45) & 0x04) | ((M0 >> 52) & 0x08);
}
void OPPROTO op_iwmmxt_msbl_T0_M0(void)
{
T0 = ((M0 >> 31) & 0x01) | ((M0 >> 62) & 0x02);
}
void OPPROTO op_iwmmxt_srlw_M0_T0(void)
{
M0 =
(((M0 & (0xffffll << 0)) >> T0) & (0xffffll << 0)) |
(((M0 & (0xffffll << 16)) >> T0) & (0xffffll << 16)) |
(((M0 & (0xffffll << 32)) >> T0) & (0xffffll << 32)) |
(((M0 & (0xffffll << 48)) >> T0) & (0xffffll << 48));
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT16(M0 >> 0, 0) | NZBIT16(M0 >> 16, 1) |
NZBIT16(M0 >> 32, 2) | NZBIT16(M0 >> 48, 3);
}
void OPPROTO op_iwmmxt_srll_M0_T0(void)
{
M0 =
((M0 & (0xffffffffll << 0)) >> T0) |
((M0 >> T0) & (0xffffffffll << 32));
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT32(M0 >> 0, 0) | NZBIT32(M0 >> 32, 1);
}
void OPPROTO op_iwmmxt_srlq_M0_T0(void)
{
M0 >>= T0;
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = NZBIT64(M0);
}
void OPPROTO op_iwmmxt_sllw_M0_T0(void)
{
M0 =
(((M0 & (0xffffll << 0)) << T0) & (0xffffll << 0)) |
(((M0 & (0xffffll << 16)) << T0) & (0xffffll << 16)) |
(((M0 & (0xffffll << 32)) << T0) & (0xffffll << 32)) |
(((M0 & (0xffffll << 48)) << T0) & (0xffffll << 48));
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT16(M0 >> 0, 0) | NZBIT16(M0 >> 16, 1) |
NZBIT16(M0 >> 32, 2) | NZBIT16(M0 >> 48, 3);
}
void OPPROTO op_iwmmxt_slll_M0_T0(void)
{
M0 =
((M0 << T0) & (0xffffffffll << 0)) |
((M0 & (0xffffffffll << 32)) << T0);
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT32(M0 >> 0, 0) | NZBIT32(M0 >> 32, 1);
}
void OPPROTO op_iwmmxt_sllq_M0_T0(void)
{
M0 <<= T0;
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = NZBIT64(M0);
}
void OPPROTO op_iwmmxt_sraw_M0_T0(void)
{
M0 =
((uint64_t) ((EXTEND16(M0 >> 0) >> T0) & 0xffff) << 0) |
((uint64_t) ((EXTEND16(M0 >> 16) >> T0) & 0xffff) << 16) |
((uint64_t) ((EXTEND16(M0 >> 32) >> T0) & 0xffff) << 32) |
((uint64_t) ((EXTEND16(M0 >> 48) >> T0) & 0xffff) << 48);
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT16(M0 >> 0, 0) | NZBIT16(M0 >> 16, 1) |
NZBIT16(M0 >> 32, 2) | NZBIT16(M0 >> 48, 3);
}
void OPPROTO op_iwmmxt_sral_M0_T0(void)
{
M0 =
(((EXTEND32(M0 >> 0) >> T0) & 0xffffffff) << 0) |
(((EXTEND32(M0 >> 32) >> T0) & 0xffffffff) << 32);
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT32(M0 >> 0, 0) | NZBIT32(M0 >> 32, 1);
}
void OPPROTO op_iwmmxt_sraq_M0_T0(void)
{
M0 = (int64_t) M0 >> T0;
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = NZBIT64(M0);
}
void OPPROTO op_iwmmxt_rorw_M0_T0(void)
{
M0 =
((((M0 & (0xffffll << 0)) >> T0) |
((M0 & (0xffffll << 0)) << (16 - T0))) & (0xffffll << 0)) |
((((M0 & (0xffffll << 16)) >> T0) |
((M0 & (0xffffll << 16)) << (16 - T0))) & (0xffffll << 16)) |
((((M0 & (0xffffll << 32)) >> T0) |
((M0 & (0xffffll << 32)) << (16 - T0))) & (0xffffll << 32)) |
((((M0 & (0xffffll << 48)) >> T0) |
((M0 & (0xffffll << 48)) << (16 - T0))) & (0xffffll << 48));
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT16(M0 >> 0, 0) | NZBIT16(M0 >> 16, 1) |
NZBIT16(M0 >> 32, 2) | NZBIT16(M0 >> 48, 3);
}
void OPPROTO op_iwmmxt_rorl_M0_T0(void)
{
M0 =
((M0 & (0xffffffffll << 0)) >> T0) |
((M0 >> T0) & (0xffffffffll << 32)) |
((M0 << (32 - T0)) & (0xffffffffll << 0)) |
((M0 & (0xffffffffll << 32)) << (32 - T0));
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT32(M0 >> 0, 0) | NZBIT32(M0 >> 32, 1);
}
void OPPROTO op_iwmmxt_rorq_M0_T0(void)
{
M0 = (M0 >> T0) | (M0 << (64 - T0));
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] = NZBIT64(M0);
}
void OPPROTO op_iwmmxt_shufh_M0_T0(void)
{
M0 =
(((M0 >> ((T0 << 4) & 0x30)) & 0xffff) << 0) |
(((M0 >> ((T0 << 2) & 0x30)) & 0xffff) << 16) |
(((M0 >> ((T0 << 0) & 0x30)) & 0xffff) << 32) |
(((M0 >> ((T0 >> 2) & 0x30)) & 0xffff) << 48);
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT16(M0 >> 0, 0) | NZBIT16(M0 >> 16, 1) |
NZBIT16(M0 >> 32, 2) | NZBIT16(M0 >> 48, 3);
}
/* TODO: Unsigned-Saturation */
void OPPROTO op_iwmmxt_packuw_M0_wRn(void)
{
M0 =
(((M0 >> 0) & 0xff) << 0) | (((M0 >> 16) & 0xff) << 8) |
(((M0 >> 32) & 0xff) << 16) | (((M0 >> 48) & 0xff) << 24) |
(((M1 >> 0) & 0xff) << 32) | (((M1 >> 16) & 0xff) << 40) |
(((M1 >> 32) & 0xff) << 48) | (((M1 >> 48) & 0xff) << 56);
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT8(M0 >> 0, 0) | NZBIT8(M0 >> 8, 1) |
NZBIT8(M0 >> 16, 2) | NZBIT8(M0 >> 24, 3) |
NZBIT8(M0 >> 32, 4) | NZBIT8(M0 >> 40, 5) |
NZBIT8(M0 >> 48, 6) | NZBIT8(M0 >> 56, 7);
}
void OPPROTO op_iwmmxt_packul_M0_wRn(void)
{
M0 =
(((M0 >> 0) & 0xffff) << 0) | (((M0 >> 32) & 0xffff) << 16) |
(((M1 >> 0) & 0xffff) << 32) | (((M1 >> 32) & 0xffff) << 48);
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT16(M0 >> 0, 0) | NZBIT16(M0 >> 16, 1) |
NZBIT16(M0 >> 32, 2) | NZBIT16(M0 >> 48, 3);
}
void OPPROTO op_iwmmxt_packuq_M0_wRn(void)
{
M0 = (M0 & 0xffffffff) | ((M1 & 0xffffffff) << 32);
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT32(M0 >> 0, 0) | NZBIT32(M0 >> 32, 1);
}
/* TODO: Signed-Saturation */
void OPPROTO op_iwmmxt_packsw_M0_wRn(void)
{
M0 =
(((M0 >> 0) & 0xff) << 0) | (((M0 >> 16) & 0xff) << 8) |
(((M0 >> 32) & 0xff) << 16) | (((M0 >> 48) & 0xff) << 24) |
(((M1 >> 0) & 0xff) << 32) | (((M1 >> 16) & 0xff) << 40) |
(((M1 >> 32) & 0xff) << 48) | (((M1 >> 48) & 0xff) << 56);
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT8(M0 >> 0, 0) | NZBIT8(M0 >> 8, 1) |
NZBIT8(M0 >> 16, 2) | NZBIT8(M0 >> 24, 3) |
NZBIT8(M0 >> 32, 4) | NZBIT8(M0 >> 40, 5) |
NZBIT8(M0 >> 48, 6) | NZBIT8(M0 >> 56, 7);
}
void OPPROTO op_iwmmxt_packsl_M0_wRn(void)
{
M0 =
(((M0 >> 0) & 0xffff) << 0) | (((M0 >> 32) & 0xffff) << 16) |
(((M1 >> 0) & 0xffff) << 32) | (((M1 >> 32) & 0xffff) << 48);
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT16(M0 >> 0, 0) | NZBIT16(M0 >> 16, 1) |
NZBIT16(M0 >> 32, 2) | NZBIT16(M0 >> 48, 3);
}
void OPPROTO op_iwmmxt_packsq_M0_wRn(void)
{
M0 = (M0 & 0xffffffff) | ((M1 & 0xffffffff) << 32);
env->iwmmxt.cregs[ARM_IWMMXT_wCASF] =
NZBIT32(M0 >> 0, 0) | NZBIT32(M0 >> 32, 1);
}
void OPPROTO op_iwmmxt_muladdsl_M0_T0_T1(void)
{
M0 += (int32_t) EXTEND32(T0) * (int32_t) EXTEND32(T1);
}
void OPPROTO op_iwmmxt_muladdsw_M0_T0_T1(void)
{
M0 += EXTEND32(EXTEND16S((T0 >> 0) & 0xffff) *
EXTEND16S((T1 >> 0) & 0xffff));
M0 += EXTEND32(EXTEND16S((T0 >> 16) & 0xffff) *
EXTEND16S((T1 >> 16) & 0xffff));
}
void OPPROTO op_iwmmxt_muladdswl_M0_T0_T1(void)
{
M0 += EXTEND32(EXTEND16S(T0 & 0xffff) *
EXTEND16S(T1 & 0xffff));
}
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