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old-cross-binutils/sim/d30v/d30v-insns

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Initial creation of sourceware repository
1999-04-16 01:35:26 +00:00
// -*- C -*-
// Mitsubishi Electric Corp. D30V Simulator.
// Copyright (C) 1997, Free Software Foundation, Inc.
// Contributed by Cygnus Solutions Inc.
//
// This file is part of GDB, the GNU debugger.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
define( _BRA, `1.*,CCC,000')
define( _LOGIC, `1.*,CCC,001')
define( _IMEM, `1.*,CCC,010')
define( _IALU1, `1.*,CCC,100')
define(_IALU2, `1.*,CCC,101')
define(_IMM6, `6.IMM_6S')
define(_IMM12, `12.IMM_12S')
define(_IMM18, `18.IMM_18S')
define(_IMM32, `6.IMM_6L,*,000,8.IMM_8L,00,18.IMM_18L')
// The following is called when ever an illegal instruction is
// encountered
::internal::illegal
sim_io_eprintf (sd, "illegal instruction at 0x%lx\n", cia);
sim_engine_halt (SD, CPU, NULL, cia, sim_signalled, SIM_SIGILL);
// The following is called when ever an instruction in the wrong
// slot is encountered.
::internal::wrong_slot
sim_io_eprintf (sd, "wrong slot at 0x%lx\n", cia);
sim_engine_halt (SD, CPU, NULL, cia, sim_signalled, SIM_SIGILL);
// Something illegal that can be used to contact the simulator emul
// library.
define(_EMUL, `1.*,CCC,111')
void::function::do_emul:int imm
/* temp hack - later replace with real interface */
enum {
param1 = 2, param2, param3, param4
};
switch (imm) {
case 0:
{
sim_engine_abort (SD, CPU, cia, "UNIX call emulation unsupported");
break;
}
case 1:
/* Trap 1 - prints a string */
{
address_word str = GPR[param1];
char chr;
while (1) {
chr = MEM (unsigned, str, 1);
if (chr == '\0') break;
sim_io_write_stdout (sd, &chr, sizeof chr);
str++;
}
break;
}
case 3:
/* Trap 3 - writes a character */
{
char chr = GPR[param1];
sim_io_write_stdout (sd, &chr, sizeof chr);
break;
}
case 4:
/* Trap 4 exits with status in [param1] */
{
sim_engine_halt (SD, CPU, NULL, cia, sim_exited, GPR[param1]);
break;
}
case 5:
/* Trap 5 breakpoints. If the breakpoint system knows about this, it
won't return. Otherwise, we fall through to treat this as an
unknown instruction. */
{
sim_handle_breakpoint (SD, CPU, cia);
/* Fall through to default case.*/
}
default:
sim_engine_abort (SD, CPU, cia, "Unknown monitor call %d", imm);
}
_EMUL,00000,00,6.*,6.*,IMM_6S:EMUL:short,emul:iu,mu:EMUL
"syscall <imm>"
do_emul (_SD, imm);
_BRA,00000,00,6.**,6.**,_IMM32:BRA:long:iu,mu:EMUL long
"syscall <imm>"
do_emul (_SD, imm);
// ABS
_IALU1,01000,00,6.RA,6.RB,6.**:IALU1:short:iu,mu:ABS
"abs r<RA>, r<RB>"
WRITE32_QUEUE (Ra, abs(Rb));
// ADD
void::function::do_add:unsigned32 *ra, unsigned32 rb, unsigned32 imm
ALU_BEGIN(rb);
ALU_ADDC(imm);
ALU_END(ra);
_IALU1,00000,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:ADD
"add r<RA>, r<RB>, r<RC>"
do_add (_SD, Ra, Rb, Rc);
_IALU1,00000,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:ADD imm
"add r<RA>, r<RB>, <imm>"
do_add (_SD, Ra, Rb, imm);
_IALU1,00000,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:ADD imm long
"add r<RA>, r<RB>, <imm>"
do_add (_SD, Ra, Rb, imm);
// ADD2H
void::function::do_add2h:signed32 *ra, signed32 rb, signed32 imm
unsigned16 ah2 = VH2_4(rb) + VH2_4(imm);
unsigned16 al2 = VL2_4(rb) + VL2_4(imm);
WRITE32_QUEUE (ra, (ah2 << 16) | al2);
_IALU1,00001,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:ADD2H
"add2h r<RA>, r<RB>, r<RC>"
do_add2h (_SD, Ra, Rb, Rc);
_IALU1,00001,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:ADD2H imm
"add2h r<RA>, r<RB>, <imm>"
do_add2h (_SD, Ra, Rb, immHL);
_IALU1,00001,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:ADD2H imm long
"add2h r<RA>, r<RB>, <imm>"
do_add2h (_SD, Ra, Rb, imm);
// ADDC
void::function::do_addc:unsigned32 *ra, unsigned32 rb, unsigned32 imm
ALU_BEGIN(rb);
ALU_ADDC_C(imm, ALU_CARRY);
ALU_END(ra);
_IALU1,00100,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:ADDC
"addc r<RA>, r<RB>, r<RC>"
do_addc (_SD, Ra, Rb, Rc);
_IALU1,00100,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:ADDC imm
"addc r<RA>, r<RB>, <imm>"
do_addc (_SD, Ra, Rb, imm);
_IALU1,00100,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:ADDC imm long
"addc r<RA>, r<RB>, <imm>"
do_addc (_SD, Ra, Rb, imm);
// ADDHppp
void::function::do_addh_ppp:int ppp, unsigned32 *ra, unsigned32 rb, unsigned32 src
switch (ppp) {
case 0x0: /* LLL */
{
ALU16_BEGIN(VL2_4(rb));
ALU16_ADDC(VL2_4(src));
ALU16_END(ra, 0);
}
break;
case 0x1: /* LLH */
{
ALU16_BEGIN(VL2_4(rb));
ALU16_ADDC(VH2_4(src));
ALU16_END(ra, 0);
}
break;
case 0x2: /* LHL */
{
ALU16_BEGIN(VH2_4(rb));
ALU16_ADDC(VL2_4(src));
ALU16_END(ra, 0);
}
break;
case 0x3: /* LHH */
{
ALU16_BEGIN(VH2_4(rb));
ALU16_ADDC(VH2_4(src));
ALU16_END(ra, 0);
}
break;
case 0x4: /* HLL */
{
ALU16_BEGIN(VL2_4(rb));
ALU16_ADDC(VL2_4(src));
ALU16_END(ra, 1);
}
break;
case 0x5: /* HLH */
{
ALU16_BEGIN(VL2_4(rb));
ALU16_ADDC(VH2_4(src));
ALU16_END(ra, 1);
}
break;
case 0x6: /* HHL */
{
ALU16_BEGIN(VH2_4(rb));
ALU16_ADDC(VL2_4(src));
ALU16_END(ra, 1);
}
break;
case 0x7: /* HHH */
{
ALU16_BEGIN(VH2_4(rb));
ALU16_ADDC(VH2_4(src));
ALU16_END(ra, 1);
}
break;
default:
sim_engine_abort (SD, CPU, cia, "do_addh_ppp - internal error - bad switch");
}
::%s::ppp:int ppp
switch (ppp)
{
case 0x0: return "lll";
case 0x1: return "llh";
case 0x2: return "lhl";
case 0x3: return "lhh";
case 0x4: return "hll";
case 0x5: return "hlh";
case 0x6: return "hhl";
case 0x7: return "hhh";
default: return "?";
}
_IALU1,10,ppp,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:ADDHppp
"addh%s<ppp> r<RA>, r<RB>, r<RC>"
do_addh_ppp(_SD, ppp, Ra, Rb, Rc);
_IALU1,10,ppp,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:ADDHppp imm
"addh%s<ppp> r<RA>, r<RB>, <imm>"
do_addh_ppp(_SD, ppp, Ra, Rb, immHL);
_IALU1,10,ppp,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:ADDHppp imm long
"addh%s<ppp> r<RA>, r<RB>, <imm>"
do_addh_ppp(_SD, ppp, Ra, Rb, imm);
// ADDS
void::function::do_adds:unsigned32 *ra, unsigned32 rb, unsigned32 imm
ALU_BEGIN(rb);
ALU_ADDC(EXTRACTED32(imm, 0, 0));
ALU_END(ra);
_IALU1,00110,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:ADDS
"adds r<RA>, r<RB>, r<RC>"
do_adds (_SD, Ra, Rb, Rc);
_IALU1,00110,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:ADDS imm
"adds r<RA>, r<RB>, <imm>"
do_adds (_SD, Ra, Rb, imm);
_IALU1,00110,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:ADDS imm long
"adds r<RA>, r<RB>, <imm>"
do_adds (_SD, Ra, Rb, imm);
// ADDS2H
void::function::do_adds2h:unsigned32 *ra, unsigned32 rb, unsigned32 immHL
unsigned16 high = VH2_4(rb) + EXTRACTED32(immHL, 0, 0);
unsigned16 low = VL2_4(rb) + EXTRACTED32(immHL, 16, 16);
WRITE32_QUEUE (ra, (high << 16) | low);
_IALU1,00111,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:ADDS2H
"adds2h r<RA>, r<RB>, r<RC>"
do_adds2h (_SD, Ra, Rb, Rc);
_IALU1,00111,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:ADDS2H imm
"adds2h r<RA>, r<RB>, <imm>"
do_adds2h (_SD, Ra, Rb, immHL);
_IALU1,00111,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:ADDS2H imm long
"adds2h r<RA>, r<RB>, <imm>"
do_adds2h (_SD, Ra, Rb, imm);
// AND
_LOGIC,11000,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:AND
"and r<RA>, r<RB>, r<RC>"
WRITE32_QUEUE (Ra, Rb & Rc);
_LOGIC,11000,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:AND imm
"and r<RA>, r<RB>, <imm>"
WRITE32_QUEUE (Ra, Rb & imm);
_LOGIC,11000,10,6.RA,6.RB,_IMM32:LOGIC:long:iu,mu:AND imm long
"and r<RA>, r<RB>, <imm>"
WRITE32_QUEUE (Ra, Rb & imm);
// ANDFG
_LOGIC,01000,00,***,3.FA,***,3.FB,***,3.FC:LOGIC:short:iu,mu:Logical AND Flags
"andfg f<FA>, f<FB>, f<FC>"
PSW_FLAG_SET_QUEUE(FA, PSW_FLAG_VAL(FB) & PSW_FLAG_VAL(FC));
_LOGIC,01000,10,***,3.FA,***,3.FB,_IMM6:LOGIC:short:iu,mu:Logical AND Flags imm
"andfg f<FA>, f<FB>, <imm_6>"
PSW_FLAG_SET_QUEUE(FA, PSW_FLAG_VAL(FB) & (imm_6 & 1));
// AVG
void::function::do_avg:unsigned32 *ra, unsigned32 rb, unsigned32 imm
WRITE32_QUEUE (ra, ((signed64)(signed32)rb + (signed64)(signed32)imm + 1) >> 1);
_IALU1,01010,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:AVG
"avg r<RA>, r<RB>, r<RC>"
do_avg (_SD, Ra, Rb, Rc);
_IALU1,01010,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:AVG imm
"avg r<RA>, r<RB>, <imm>"
do_avg (_SD, Ra, Rb, imm);
_IALU1,01010,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:AVG imm long
"avg r<RA>, r<RB>, <imm>"
do_avg (_SD, Ra, Rb, imm);
// AVG2H
void::function::do_avg2h:unsigned32 *ra, unsigned32 rb, unsigned32 imm
unsigned16 high = ((signed32)(signed16)VH2_4(rb) + (signed32)(signed16)VH2_4(imm) + 1) >> 1;
unsigned16 low = ((signed32)(signed16)VL2_4(rb) + (signed32)(signed16)VL2_4(imm) + 1) >> 1;
WRITE32_QUEUE (ra, (high << 16) | low);
_IALU1,01011,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:AVG2H
"avg2h r<RA>, r<RB>, r<RC>"
do_avg2h (_SD, Ra, Rb, Rc);
_IALU1,01011,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:AVG2H imm
"avg2h r<RA>, r<RB>, <imm>"
do_avg2h (_SD, Ra, Rb, immHL);
_IALU1,01011,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:AVG2H imm long
"avg2h r<RA>, r<RB>, <imm>"
do_avg2h (_SD, Ra, Rb, imm);
// BCLR
_LOGIC,00011,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:BCLR
"bclr r<RA>, r<RB>, r<RC>"
WRITE32_QUEUE(Ra, Rb & ~BIT32((Rc) % 32));
_LOGIC,00011,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:BCLR imm
"bclr r<RA>, r<RB>, <imm>"
WRITE32_QUEUE(Ra, Rb & ~BIT32((imm) % 32));
// BNOT
_LOGIC,00001,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:BNOT
"bnot r<RA>, r<RB>, r<RC>"
WRITE32_QUEUE (Ra, Rb ^ BIT32((Rc) % 32));
_LOGIC,00001,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:BNOT imm
"bnot r<RA>, r<RB>, <imm>"
WRITE32_QUEUE (Ra, Rb ^ BIT32((imm) % 32));
// BRA
_BRA,00000,00,6.**,6.**,6.RC:BRA:short:mu:BRA
"bra r<RC>"
nia = cia + pcdisp;
_BRA,00000,10,_IMM18:BRA:short:mu:BRA imm
"bra <pcdisp>"
nia = cia + pcdisp;
_BRA,00000,10,6.**,6.**,_IMM32:BRA:long:mu:BRA imm long
"bra <pcdisp>"
nia = cia + pcdisp;
// BRATNZ
_BRA,00100,01,6.RA,6.**,6.RC:BRA:short:mu:BRATNZ
"bratnz r<RC>"
if (*Ra != 0)
nia = cia + pcdisp;
_BRA,00100,11,6.RA,_IMM12:BRA:short:mu:BRATNZ imm
"bratnz <pcdisp>"
if (*Ra != 0)
nia = cia + pcdisp;
_BRA,00100,11,6.RA,6.**,_IMM32:BRA:long:mu:BRATNZ imm long
"bratnz <pcdisp>"
if (*Ra != 0)
nia = cia + pcdisp;
// BRATZR
_BRA,00100,00,6.RA,6.**,6.RC:BRA:short:mu:BRATZR
"bratzr r<RC>"
if (val_Ra == 0)
nia = cia + pcdisp;
_BRA,00100,10,6.RA,_IMM12:BRA:short:mu:BRATZR imm
"bratzr <pcdisp>"
if (val_Ra == 0)
nia = cia + pcdisp;
_BRA,00100,10,6.RA,6.**,_IMM32:BRA:long:mu:BRATZR imm long
"bratzr <pcdisp>"
if (val_Ra == 0)
nia = cia + pcdisp;
// BSET
_LOGIC,00010,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:BSET
"bset r<RA>, r<RB>, r<RC>"
WRITE32_QUEUE (Ra, Rb | BIT32((Rc) % 32));
_LOGIC,00010,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:BSET imm
"bset r<RA>, r<RB>, <imm>"
WRITE32_QUEUE (Ra, Rb | BIT32((imm) % 32));
// BSR
_BRA,00010,00,6.**,6.**,6.RC:BRA:short:mu:BSR
"bsr r<RC>"
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = cia + pcdisp;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
_BRA,00010,10,_IMM18:BRA:short:mu:BSR imm
"bsr <pcdisp>"
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = cia + pcdisp;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
_BRA,00010,10,6.**,6.**,_IMM32:BRA:long:mu:BSR imm long
"bsr <pcdisp>"
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = cia + pcdisp;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
// BSRTNZ
_BRA,00110,01,6.RA,6.**,6.RC:BRA:short:mu:BSRTNZ
"bsrtnz r<RC>"
if (val_Ra != 0) {
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = cia + pcdisp;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
}
_BRA,00110,11,6.RA,_IMM12:BRA:short:mu:BSRTNZ imm
"bsrtnz <pcdisp>"
if (val_Ra != 0) {
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = cia + pcdisp;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
}
_BRA,00110,11,6.RA,6.**,_IMM32:BRA:long:mu:BSRTNZ imm long
"bsrtnz <pcdisp>"
if (val_Ra != 0) {
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = cia + pcdisp;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
}
// BSRTZR
_BRA,00110,00,6.RA,6.**,6.RC:BRA:short:mu:BSRTZR
"bsrtzr r<RC>"
if (val_Ra == 0) {
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = cia + pcdisp;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
}
_BRA,00110,10,6.RA,_IMM12:BRA:short:mu:BSRTZR imm
"bsrtzr <pcdisp>"
if (val_Ra == 0) {
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = cia + pcdisp;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
}
_BRA,00110,10,6.RA,6.**,_IMM32:BRA:long:mu:BSRTZR imm long
"bsrtzr <pcdisp>"
if (val_Ra == 0) {
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = cia + pcdisp;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
}
// BTST
_LOGIC,00000,00,***,3.FA,6.RB,6.RC:LOGIC:short:iu,mu:BTST
"btst f<FA>, r<RB>, r<RC>"
int bit = (Rc) % 32;
PSW_FLAG_SET_QUEUE(FA, MASKED32(Rb, bit, bit));
_LOGIC,00000,10,***,3.FA,6.RB,_IMM6:LOGIC:short:iu,mu:BTST imm
"btst f<FA>, r<RB>, <imm>"
int bit = imm % 32;
PSW_FLAG_SET_QUEUE(FA, MASKED32(Rb, bit, bit));
// CMPcc
void::function::do_cmp_cc:int cc, int fa, signed32 rb, signed32 rc
int value = 0;
switch (cc) {
case 0: /* EQ */
value = (rb == rc);
break;
case 1: /* NE */
value = (rb != rc);
break;
case 2: /* GT */
value = (rb > rc);
break;
case 3: /* GE */
value = (rb >= rc);
break;
case 4: /* LT */
value = (rb < rc);
break;
case 5: /* LE */
value = (rb <= rc);
break;
case 6: /* PS */
value = ((rb >= 0) && (rc >= 0));
break;
case 7: /* NG */
value = ((rb < 0) && (rc < 0));
break;
default:
sim_engine_abort (SD, CPU, cia, "do_cmp_cc - internal error - bad switch (%d)", cc);
}
PSW_FLAG_SET_QUEUE(fa, value);
::%s::ccc:int ccc
switch (ccc)
{
case 0: return "eq";
case 1: return "ne";
case 2: return "gt";
case 3: return "ge";
case 4: return "lt";
case 5: return "le";
case 6: return "ps";
case 7: return "ng";
default: return "?";
}
_LOGIC,01100,00,ccc,3.FA,6.RB,6.RC:LOGIC:short:iu,mu:CMPcc
"cmp%s<ccc> f<FA>, r<RB>, r<RC>"
do_cmp_cc(_SD, ccc, FA, Rb, Rc);
_LOGIC,01100,10,ccc,3.FA,6.RB,_IMM6:LOGIC:short:iu,mu:CMPcc imm
"cmp%s<ccc> f<FA>, r<RB>, <imm>"
do_cmp_cc(_SD, ccc, FA, Rb, imm);
_LOGIC,01100,10,ccc,3.FA,6.RB,_IMM32:LOGIC:long:iu,mu:CMPcc imm long
"cmp%s<ccc> f<FA>, r<RB>, <imm>"
do_cmp_cc(_SD, ccc, FA, Rb, imm);
// CMPUcc
void::function::do_cmpu_cc:int cc, int fa, unsigned32 rb, unsigned32 rc
int value = 0;
switch (cc) {
case 2: /* GT */
value = (rb > rc);
break;
case 3: /* GE */
value = (rb >= rc);
break;
case 4: /* LT */
value = (rb < rc);
break;
case 5: /* LE */
value = (rb <= rc);
break;
default:
sim_engine_abort (SD, CPU, cia, "do_cmpu_cc - internal error - bad switch (%d)", cc);
}
PSW_FLAG_SET_QUEUE(fa, value);
_LOGIC,01101,00,ccc,3.FA,6.RB,6.RC:LOGIC:short:iu,mu:CMPUcc
"cmpu%s<ccc> f<FA>, r<RB>, r<RC>"
do_cmpu_cc(_SD, ccc, FA, Rb, Rc);
_LOGIC,01101,10,ccc,3.FA,6.RB,_IMM6:LOGIC:short:iu,mu:CMPUcc imm
"cmpu%s<ccc> f<FA>, r<RB>, <imm>"
do_cmpu_cc(_SD, ccc, FA, Rb, imm_6u);
_LOGIC,01101,10,ccc,3.FA,6.RB,_IMM32:LOGIC:long:iu,mu:CMPUcc imm long
"cmpu%s<ccc> f<FA>, r<RB>, <imm>"
do_cmpu_cc(_SD, ccc, FA, Rb, imm);
// DBRA
void::function::do_dbra:address_word pcdisp, unsigned32 ra
PSW_SET_QUEUE (PSW_RP, 1);
WRITE32_QUEUE (&RPT_C, 1);
WRITE32_QUEUE (&RPT_S, cia + pcdisp);
WRITE32_QUEUE (&RPT_E, cia + (ra & ~0x7));
_BRA,10000,00,6.RA,6.**,6.RC:BRA:short:mu:DBRA
"dbra r<RA>, r<RC>"
do_dbra(_SD, pcdisp, val_Ra);
_BRA,10000,10,6.RA,_IMM12:BRA:short:mu:DBRA imm
"dbra r<RA>, <pcdisp>"
do_dbra(_SD, pcdisp, val_Ra);
_BRA,10000,10,6.RA,6.**,_IMM32:BRA:long:mu:DBRA imm long
"dbra r<RA>, <pcdisp>"
do_dbra(_SD, pcdisp, val_Ra);
// DBRAI
void::function::do_dbrai:address_word pcdisp, unsigned32 imm
PSW_SET_QUEUE (PSW_RP, 1);
WRITE32_QUEUE (&RPT_C, 1);
WRITE32_QUEUE (&RPT_S, cia + pcdisp);
WRITE32_QUEUE (&RPT_E, cia + (imm << 3));
_BRA,10100,00,6.IMM_6,6.**,6.RC:BRA:short:mu:DBRAI
"dbrai <IMM_6>, r<RC>"
do_dbrai(_SD, pcdisp, IMM_6);
_BRA,10100,10,6.IMM_6,_IMM12:BRA:short:mu:DBRAI imm
"dbrai <IMM_6>, <pcdisp>"
do_dbrai(_SD, pcdisp, IMM_6);
_BRA,10100,10,6.IMM_6,6.**,_IMM32:BRA:long:mu:DBRAI imm long
"dbrai <IMM_6>, <pcdisp>"
do_dbrai(_SD, pcdisp, IMM_6);
// DBSR
void::function::do_dbsr:address_word pcdisp, unsigned32 ra
PSW_SET_QUEUE (PSW_RP, 1);
WRITE32_QUEUE (&RPT_C, 1);
WRITE32_QUEUE (&RPT_S, cia + pcdisp);
WRITE32_QUEUE (&RPT_E, cia + ra);
WRITE32_QUEUE (&GPR[62], cia + ra + 8);
_BRA,10010,00,6.RA,6.**,6.RC:BRA:short:mu:DBSR
"dbsr r<RA>, r<RC>"
do_dbsr(_SD, pcdisp, val_Ra);
_BRA,10010,10,6.RA,_IMM12:BRA:short:mu:DBSR imm
"dbsr r<RA>, <pcdisp>"
do_dbsr(_SD, pcdisp, val_Ra);
_BRA,10010,10,6.RA,6.**,_IMM32:BRA:long:mu:DBSR imm long
"dbsr r<RA>, <pcdisp>"
do_dbsr(_SD, pcdisp, val_Ra);
// DBSRI
void::function::do_dbsri:address_word pcdisp, unsigned32 imm
PSW_SET_QUEUE (PSW_RP, 1);
WRITE32_QUEUE (&RPT_C, 1);
WRITE32_QUEUE (&RPT_S, cia + pcdisp);
WRITE32_QUEUE (&RPT_E, cia + (imm << 3));
WRITE32_QUEUE (&GPR[62], cia + (imm << 3) + 8);
_BRA,10110,00,6.IMM_6,6.**,6.RC:BRA:short:mu:DBSRI
"dbsri <IMM_6>, r<RC>"
do_dbsri(_SD, pcdisp, IMM_6);
_BRA,10110,10,6.IMM_6,_IMM12:BRA:short:mu:DBSRI imm
"dbsri <IMM_6>, <pcdisp>"
do_dbsri(_SD, pcdisp, IMM_6);
_BRA,10110,10,6.IMM_6,6.**,_IMM32:BRA:long:mu:DBSRI imm long
"dbsri <IMM_6>, <pcdisp>"
do_dbsri(_SD, pcdisp, IMM_6);
// DBT
_BRA,01011,00,6.**,6.**,6.**:BRA:short:mu:DBT
"dbt"
if (cia == RPT_E && PSW_VAL (PSW_RP))
{
WRITE32_QUEUE (&DPC, RPT_S);
if (RPT_C == 0)
PSW_SET (PSW_RP, 0);
}
else
WRITE32_QUEUE (&DPC, cia + 8);
DID_TRAP = 2;
nia = 0xfffff120; /* debug_trap_address */
// DJMP
void::function::do_djmp:address_word pcdisp, unsigned32 ra
PSW_SET_QUEUE (PSW_RP, 1);
WRITE32_QUEUE (&RPT_C, 1);
WRITE32_QUEUE (&RPT_S, pcdisp);
WRITE32_QUEUE (&RPT_E, cia + (ra & ~0x7));
_BRA,10001,00,6.RA,6.**,6.RC:BRA:short:mu:DJMP
"djmp r<RA>, r<RC>"
do_djmp(_SD, pcdisp, val_Ra);
_BRA,10001,10,6.RA,_IMM12:BRA:short:mu:DJMP imm
"djmp r<RA>, <pcdisp>"
do_djmp(_SD, pcdisp, val_Ra);
_BRA,10001,10,6.RA,6.**,_IMM32:BRA:long:mu:DJMP imm long
"djmp r<RA>, <pcdisp>"
do_djmp(_SD, pcdisp, val_Ra);
// DJMPI
void::function::do_djmpi:address_word pcdisp, unsigned32 imm
PSW_SET_QUEUE (PSW_RP, 1);
WRITE32_QUEUE (&RPT_C, 1);
WRITE32_QUEUE (&RPT_S, pcdisp);
WRITE32_QUEUE (&RPT_E, cia + (imm << 3));
_BRA,10101,00,6.IMM_6,6.**,6.RC:BRA:short:mu:DJMPI
"djmpi <IMM_6>, r<RC>"
do_djmpi(_SD, pcdisp, IMM_6);
_BRA,10101,10,6.IMM_6,_IMM12:BRA:short:mu:DJMPI imm
"djmpi <IMM_6>, <pcdisp>"
do_djmpi(_SD, pcdisp, IMM_6);
_BRA,10101,10,6.IMM_6,6.**,_IMM32:BRA:long:mu:DJMPI imm long
"djmpi <IMM_6>, <pcdisp>"
do_djmpi(_SD, pcdisp, IMM_6);
// DJSR
void::function::do_djsr:address_word pcdisp, unsigned32 ra
PSW_SET_QUEUE (PSW_RP, 1);
WRITE32_QUEUE (&RPT_C, 1);
WRITE32_QUEUE (&RPT_S, pcdisp);
WRITE32_QUEUE (&RPT_E, cia + (ra & ~0x7));
WRITE32_QUEUE (&GPR[62], cia + (ra & ~0x7) + 8);
_BRA,10011,00,6.RA,6.**,6.RC:BRA:short:mu:DJSR
"djsr r<RA>, r<RC>"
do_djsr(_SD, pcdisp, val_Ra);
_BRA,10011,10,6.RA,_IMM12:BRA:short:mu:DJSR imm
"djsr r<RA>, <pcdisp>"
do_djsr(_SD, pcdisp, val_Ra);
_BRA,10011,10,6.RA,6.**,_IMM32:BRA:long:mu:DJSR imm long
"djsr r<RA>, <pcdisp>"
do_djsr(_SD, pcdisp, val_Ra);
// DJSRI
void::function::do_djsri:address_word pcdisp, unsigned32 imm
PSW_SET_QUEUE (PSW_RP, 1);
WRITE32_QUEUE (&RPT_C, 1);
WRITE32_QUEUE (&RPT_S, pcdisp);
WRITE32_QUEUE (&RPT_E, cia + (imm << 3));
WRITE32_QUEUE (&GPR[62], cia + (imm << 3) + 8);
_BRA,10111,00,6.IMM_6,6.**,6.RC:BRA:short:mu:DJSRI
"djsri <IMM_6>, r<RC>"
do_djsri(_SD, pcdisp, IMM_6);
_BRA,10111,10,6.IMM_6,_IMM12:BRA:short:mu:DJSRI imm
"djsri <IMM_6>, <pcdisp>"
do_djsri(_SD, pcdisp, IMM_6);
_BRA,10111,10,6.IMM_6,6.**,_IMM32:BRA:long:mu:DJSRI imm long
"djsri <IMM_6>, <pcdisp>"
do_djsri(_SD, pcdisp, IMM_6);
// JMP
_BRA,00001,00,6.**,6.**,6.RC:BRA:short:mu:JMP
"jmp r<RC>"
nia = pcaddr;
if (RC == 62 && TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_RETURN;
_BRA,00001,10,_IMM18:BRA:short:mu:JMP imm
"jmp <pcdisp>"
nia = pcaddr;
_BRA,00001,10,6.**,6.**,_IMM32:BRA:long:mu:JMP imm long
"jmp <pcdisp>"
nia = pcaddr;
// JMPTNZ
_BRA,00101,01,6.RA,6.**,6.RC:BRA:short:mu:JMPTNZ
"jmptnz r<RC>"
if (val_Ra != 0)
nia = pcaddr;
_BRA,00101,11,6.RA,_IMM12:BRA:short:mu:JMPTNZ imm
"jmptnz <pcdisp>"
if (val_Ra != 0)
nia = pcaddr;
_BRA,00101,11,6.RA,6.**,_IMM32:BRA:long:mu:JMPTNZ imm long
"jmptnz <pcdisp>"
if (val_Ra != 0)
nia = pcaddr;
// JMPTZR
_BRA,00101,00,6.RA,6.**,6.RC:BRA:short:mu:JMPTZR
"jmptzr r<RC>"
if (val_Ra == 0)
nia = pcaddr;
_BRA,00101,10,6.RA,_IMM12:BRA:short:mu:JMPTZR imm
"jmptzr <pcdisp>"
if (val_Ra == 0)
nia = pcaddr;
_BRA,00101,10,6.RA,6.**,_IMM32:BRA:long:mu:JMPTZR imm long
"jmptzr <pcdisp>"
if (val_Ra == 0)
nia = pcaddr;
// JOINpp
void::function::do_join_pp:int pp, unsigned32 *ra, unsigned32 rb, unsigned32 src
switch (pp) {
case 0x0: /* LL */
WRITE32_QUEUE (ra, ((unsigned32)VL2_4(rb) << 16) | VL2_4(src));
break;
case 0x1: /* LH */
WRITE32_QUEUE (ra, ((unsigned32)VL2_4(rb) << 16) | VH2_4(src));
break;
case 0x2: /* HL */
WRITE32_QUEUE (ra, ((unsigned32)VH2_4(rb) << 16) | VL2_4(src));
break;
case 0x3: /* HH */
WRITE32_QUEUE (ra, ((unsigned32)VH2_4(rb) << 16) | VH2_4(src));
break;
}
::%s::pp:int pp
switch (pp)
{
case 0x0: return "ll";
case 0x1: return "lh";
case 0x2: return "hl";
case 0x3: return "hh";
default: return "?";
}
_IALU1,011,pp,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:JOINpp
"join%s<pp> r<RA>, r<RB>, r<RC>"
do_join_pp(_SD, pp, Ra, Rb, Rc);
_IALU1,011,pp,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:JOINpp imm
"join%s<pp> r<RA>, r<RB>, <imm>"
do_join_pp(_SD, pp, Ra, Rb, immHL);
_IALU1,011,pp,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:JOINpp imm long
"join%s<pp> r<RA>, r<RB>, <imm>"
do_join_pp(_SD, pp, Ra, Rb, immHL);
// JSR
_BRA,00011,00,6.**,6.**,6.RC:BRA:short:mu:JSR
"jsr r<RC>"
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
return pcaddr;
_BRA,00011,10,_IMM18:BRA:short:mu:JSR imm
"jsr <pcdisp>"
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
return pcaddr;
_BRA,00011,10,6.**,6.**,_IMM32:BRA:long:mu:JSR imm long
"jsr <pcdisp>"
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
return pcaddr;
// JSRTNZ
_BRA,00111,01,6.RA,6.**,6.RC:BRA:short:mu:JSRTNZ
"jsrtnz r<RC>"
if (val_Ra != 0) {
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = pcaddr;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
}
_BRA,00111,11,6.RA,_IMM12:BRA:short:mu:JSRTNZ imm
"jsrtnz <pcdisp>"
if (val_Ra != 0) {
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = pcaddr;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
}
_BRA,00111,11,6.RA,6.**,_IMM32:BRA:long:mu:JSRTNZ imm long
"jsrtnz <pcdisp>"
if (val_Ra != 0) {
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = pcaddr;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
}
// JSRTZR
_BRA,00111,00,6.RA,6.**,6.RC:BRA:short:mu:JSRTZR
"jsrtzr r<RC>"
if (val_Ra == 0) {
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = pcaddr;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
}
_BRA,00111,10,6.RA,_IMM12:BRA:short:mu:JSRTZR imm
"jsrtzr <pcdisp>"
if (val_Ra == 0) {
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = pcaddr;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
}
_BRA,00111,10,6.RA,6.**,_IMM32:BRA:long:mu:JSRTZR imm long
"jsrtzr <pcdisp>"
if (val_Ra == 0) {
if (cia == RPT_E && PSW_VAL (PSW_RP))
WRITE32_QUEUE (&GPR[62], RPT_S);
else
WRITE32_QUEUE (&GPR[62], cia + 8);
nia = pcaddr;
if (TRACE_CALL_P)
TRACE_ACTION |= TRACE_ACTION_CALL;
}
// Post increment
void::function::do_incr:int x, unsigned32 *rb, int delta
unsigned32 next_rb;
if (x == 1)
next_rb = *rb + delta;
else if (x == 3)
next_rb = *rb - delta;
else
next_rb = *rb; /* value not used */
/* HW erratum: check value after incrementing */
if (next_rb == MOD_E
&& (x == 1 || x == 3)
&& (PSW_VAL(PSW_MD))) {
WRITE32_QUEUE (rb, MOD_S);
}
else if (x == 1 || x == 3)
WRITE32_QUEUE (rb, next_rb);
// LD2H
int::function::make_even_reg:int reg, const char *name
if (reg & 1)
sim_engine_abort (SD, CPU, cia,
"0x%lx:%s odd register (r%d) used in multi-word load/mulx2h",
cia, name, reg);
return reg;
void::function::do_ld2h:int ra, unsigned32 rb, unsigned32 src
signed32 mem;
ra = make_even_reg(_SD, ra, "LD2H");
mem = MEM(signed, rb + src, 4);
if (ra != 0)
{
WRITE32_QUEUE (&GPR[ra + 0], SEXT32(EXTRACTED32(mem, 0, 15), 16));
WRITE32_QUEUE (&GPR[ra + 1], SEXT32(EXTRACTED32(mem, 16, 31), 16));
}
::%s::XX:int XX
switch (XX)
{
case 0: return "";
case 1: return "+";
case 3: return "-";
default: return "?";
}
_IMEM,00011,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:LD2H
"ld2h r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"ld2h r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_ld2h(_SD, RA, Rb, src);
do_incr(_SD, XX, &GPR[RB], 4);
_IMEM,00011,10,6.RA,6.RB,_IMM32:IMEM:long:mu:LD2H long
"ld2h r<RA>, @(r<RB>, <imm>)"
do_ld2h(_SD, RA, Rb, imm);
// LD2W
void::function::do_ld2w:int ra, unsigned32 rb, unsigned32 src
unsigned64 mem;
ra = make_even_reg(_SD, ra, "LD2W");
mem = MEM(unsigned, rb + src, 8);
if (ra != 0)
{
WRITE32_QUEUE (&GPR[ra + 0], EXTRACTED64 (mem, 0, 31));
WRITE32_QUEUE (&GPR[ra + 1], EXTRACTED64 (mem, 32, 63));
}
_IMEM,00110,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:L2W
"ld2w r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"ld2w r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_ld2w(_SD, RA, Rb, src);
do_incr(_SD, XX, &GPR[RB], 8);
_IMEM,00110,10,6.RA,6.RB,_IMM32:IMEM:long:mu:L2W long
"ld2w r<RA>, @(r<RB>, <imm>)"
do_ld2w(_SD, RA, Rb, imm);
// LD4BH
void::function::do_ld4bh:unsigned32 ra, unsigned32 rb, unsigned32 src
unsigned16 l1, l2, h1, h2;
unsigned32 mem;
ra = make_even_reg(_SD, ra, "LD4BH");
mem = MEM(unsigned, rb + src, 4);
h1 = SEXT16(EXTRACTED32(mem, 0, 7), 8);
l1 = SEXT16(EXTRACTED32(mem, 8, 15), 8);
h2 = SEXT16(EXTRACTED32(mem, 16, 23), 8);
l2 = SEXT16(EXTRACTED32(mem, 24, 31), 8);
if (ra != 0)
{
WRITE32_QUEUE (&GPR[ra + 0], (h1 << 16) | l1);
WRITE32_QUEUE (&GPR[ra + 1], (h2 << 16) | l2);
}
_IMEM,00101,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:LD4BH
"ld4bh r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"ld4bh r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_ld4bh(_SD, RA, Rb, src);
do_incr(_SD, XX, &GPR[RB], 4);
_IMEM,00101,10,6.RA,6.RB,_IMM32:IMEM:long:mu:LD4BH long
"ld4bh r<RA>, @(r<RB>, <imm>)"
do_ld4bh(_SD, RA, Rb, imm);
// LD4BHU
void::function::do_ld4bhu:unsigned32 ra, unsigned32 rb, unsigned32 src
unsigned16 l1, l2, h1, h2;
unsigned32 mem;
ra = make_even_reg(_SD, ra, "LD4BH");
mem = MEM(signed, rb + src, 4);
h1 = EXTRACTED32(mem, 0, 7);
l1 = EXTRACTED32(mem, 8, 15);
h2 = EXTRACTED32(mem, 16, 23);
l2 = EXTRACTED32(mem, 24, 31);
if (ra != 0)
{
WRITE32_QUEUE (&GPR[ra + 0], (h1 << 16) | l1);
WRITE32_QUEUE (&GPR[ra + 1], (h2 << 16) | l2);
}
_IMEM,01101,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:LD4BHU
"ld4hbu r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"ld4hbu r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_ld4bhu(_SD, RA, Rb, src);
do_incr(_SD, XX, &GPR[RB], 4);
_IMEM,01101,10,6.RA,6.RB,_IMM32:IMEM:long:mu:LD4BHU long
"ld4hbu r<RA>, @(r<RB>, <imm>)"
do_ld4bhu(_SD, RA, Rb, imm);
// LDB
void::function::do_ldb:unsigned32 *ra, unsigned32 rb, unsigned32 src
WRITE32_QUEUE (ra, MEM(signed, rb + src, 1));
_IMEM,00000,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:LDB
"ldb r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"ldb r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_ldb(_SD, Ra, Rb, src);
do_incr(_SD, XX, &GPR[RB], 1);
_IMEM,00000,10,6.RA,6.RB,_IMM32:IMEM:long:mu:LDB long
"ldb r<RA>, @(r<RB>, <imm>)"
do_ldb(_SD, Ra, Rb, imm);
// LDBU
void::function::do_ldbu:unsigned32 *ra, unsigned32 rb, unsigned32 src
WRITE32_QUEUE (ra, MEM(unsigned, rb + src, 1));
_IMEM,01001,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:LDBU
"ldbu r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"ldbu r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_ldbu(_SD, Ra, Rb, src);
do_incr(_SD, XX, &GPR[RB], 1);
_IMEM,01001,10,6.RA,6.RB,_IMM32:IMEM:long:mu:LDBU long
"ldbu r<RA>, @(r<RB>, <imm>)"
do_ldbu(_SD, Ra, Rb, imm);
// LDH
void::function::do_ldh:unsigned32 *ra, unsigned32 rb, unsigned32 src
WRITE32_QUEUE (ra, MEM(signed, rb + src, 2));
_IMEM,00010,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:LDH
"ldh r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"ldh r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_ldh(_SD, Ra, Rb, src);
do_incr(_SD, XX, &GPR[RB], 2);
_IMEM,00010,10,6.RA,6.RB,_IMM32:IMEM:long:mu:LDH long
"ldh r<RA>, @(r<RB>, <imm>)"
do_ldh(_SD, Ra, Rb, imm);
// LDHH
void::function::do_ldhh:unsigned32 *ra, unsigned32 rb, unsigned32 src
WRITE32_QUEUE (ra, MEM(signed, rb + src, 2) << 16);
_IMEM,00001,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:LDHH
"ldhh r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"ldhh r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_ldhh(_SD, Ra, Rb, src);
do_incr(_SD, XX, &GPR[RB], 2);
_IMEM,00001,10,6.RA,6.RB,_IMM32:IMEM:long:mu:LDHH long
"ldhh r<RA>, @(r<RB>, <imm>)"
do_ldhh(_SD, Ra, Rb, imm);
// LDHU
void::function::do_ldhu:unsigned32 *ra, unsigned32 rb, unsigned32 src
WRITE32_QUEUE (ra, MEM(unsigned, rb + src, 2));
_IMEM,01010,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:LDHU
"ldhu r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"ldhu r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_ldhu(_SD, Ra, Rb, src);
do_incr(_SD, XX, &GPR[RB], 2);
_IMEM,01010,10,6.RA,6.RB,_IMM32:IMEM:long:mu:LDHU long
"ldhu r<RA>, @(r<RB>, <imm>)"
do_ldhu(_SD, Ra, Rb, imm);
// LDW
void::function::do_ldw:unsigned32 *ra, unsigned32 rb, unsigned32 src
WRITE32_QUEUE (ra, MEM(signed, rb + src, 4));
_IMEM,00100,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:LDW
"ldw r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"ldw r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_ldw(_SD, Ra, Rb, src);
do_incr(_SD, XX, &GPR[RB], 4);
_IMEM,00100,10,6.RA,6.RB,_IMM32:IMEM:long:mu:LDW long
"ldw r<RA>, @(r<RB>, <imm>)"
do_ldw(_SD, Ra, Rb, imm);
// MACa
void::function::do_mac:unsigned64 *aa, unsigned32 *ra, signed32 rb, signed32 src
unsigned64 accum = *aa;
accum += (signed64) (rb) * (signed64) (src);
WRITE64_QUEUE (aa, accum);
WRITE32_QUEUE (ra, EXTRACTED64(accum, 32, 63));
_IALU2,10100,0,1.AA,6.RA,6.RB,6.RC:IALU2:short:iu:MACa
"mac<AA> r<RA>, r<RB>, r<RC>"
do_mac(_SD, Aa, Ra, Rb, Rc);
_IALU2,10100,1,1.AA,6.RA,6.RB,_IMM6:IALU2:short:iu:MACa imm
"mac<AA> r<RA>, r<RB>, <imm>"
do_mac(_SD, Aa, Ra, Rb, imm);
// MACSa
void::function::do_macs:unsigned64 *aa, unsigned32 *ra, signed32 rb, signed32 src
unsigned64 accum = *aa;
accum += ((signed64) (rb) * (signed64) (src)) << 1;
WRITE64_QUEUE (aa, accum);
WRITE32_QUEUE (ra, EXTRACTED64(accum, 0, 31));
_IALU2,10101,0,1.AA,6.RA,6.RB,6.RC:IALU2:short:iu:MACSa
"macs<AA> r<RA>, r<RB>, r<RC>"
do_macs(_SD, Aa, Ra, Rb, Rc);
_IALU2,10101,1,1.AA,6.RA,6.RB,_IMM6:IALU2:short:iu:MACSa imm
"macs<AA> r<RA>, r<RB>, <imm>"
do_macs(_SD, Aa, Ra, Rb, imm);
// MODDEC | MODINC
_IMEM,00111,11,6.**,6.RB,_IMM6:IMEM:short:mu:MODDEC
"moddec r<RB>, <imm>"
do_incr(_SD, 3/*0b11*/, &GPR[RB], imm_5);
_IMEM,00111,01,6.**,6.RB,_IMM6:IMEM:short:mu:MODINC
"modinc r<RB>, <imm>"
do_incr(_SD, 1/*0b01*/, &GPR[RB], imm_5);
// MSUBa
void::function::do_msub:unsigned64 *aa, unsigned32 *ra, signed32 rb, signed32 src
unsigned64 accum = *aa;
accum -= (signed64) (rb) * (signed64) (src);
WRITE64_QUEUE (aa, accum);
WRITE32_QUEUE (ra, EXTRACTED64(accum, 32, 63));
_IALU2,10110,0,1.AA,6.RA,6.RB,6.RC:IALU2:short:iu:MSUBa
"msub<AA> r<RA>, r<RB>, r<RC>"
do_msub(_SD, Aa, Ra, Rb, Rc);
_IALU2,10110,1,1.AA,6.RA,6.RB,_IMM6:IALU2:short:iu:MSUBa imm
"msub<AA> r<RA>, r<RB>, <imm>"
do_msub(_SD, Aa, Ra, Rb, imm);
// MSUBSa
void::function::do_msubs:unsigned64 *aa, unsigned32 *ra, signed32 rb, signed32 src
unsigned64 accum = *aa;
accum -= ((signed64) (rb) * (signed64) (src)) << 1;
WRITE64_QUEUE (aa, accum);
WRITE32_QUEUE (ra, EXTRACTED64(accum, 0, 31));
_IALU2,10111,0,1.AA,6.RA,6.RB,6.RC:IALU2:short:iu:MSUBSa
"msubs<AA> r<RA>, r<RB>, r<RC>"
do_msubs(_SD, Aa, Ra, Rb, Rc);
_IALU2,10111,1,1.AA,6.RA,6.RB,_IMM6:IALU2:short:iu:MSUBSa imm
"msubs<AA> r<RA>, r<RB>, <imm>"
do_msubs(_SD, Aa, Ra, Rb, imm);
// MUL
void::function::do_mul:unsigned32 *ra, unsigned32 rb, unsigned32 src
WRITE32_QUEUE (ra, rb * src);
_IALU2,10000,00,6.RA,6.RB,6.RC:IALU2:short:iu:MUL
"mul r<RA>, r<RB>, r<RC>"
do_mul(_SD, Ra, Rb, Rc);
_IALU2,10000,10,6.RA,6.RB,_IMM6:IALU2:short:iu:MUL imm
"mul r<RA>, r<RB>, <imm>"
do_mul(_SD, Ra, Rb, imm);
// MUL2H
void::function::do_mul2h:unsigned32 *ra, unsigned32 rb, unsigned32 src
unsigned16 high = VH2_4(rb) * VH2_4(src);
unsigned16 low = VL2_4(rb) * VL2_4(src);
WRITE32_QUEUE (ra, (high << 16) | low);
_IALU2,00000,00,6.RA,6.RB,6.RC:IALU2:short:iu:MUL2H
"mul2h r<RA>, r<RB>, r<RC>"
do_mul2h(_SD, Ra, Rb, Rc);
_IALU2,00000,10,6.RA,6.RB,_IMM6:IALU2:short:iu:MUL2H imm
"mul2h r<RA>, r<RB>, <imm>"
do_mul2h(_SD, Ra, Rb, immHL);
// MULX
void::function::do_mulx:unsigned64 *aa, signed32 rb, signed32 src
WRITE64_QUEUE (aa, (signed64) (rb) * (signed64) (src));
_IALU2,11000,00,5.*,1.AA,6.RB,6.RC:IALU2:short:iu:MULX
"mulx a<AA>, r<RB>, r<RC>"
do_mulx(_SD, Aa, Rb, Rc);
_IALU2,11000,10,5.*,1.AA,6.RB,_IMM6:IALU2:short:iu:MULX imm
"mulx a<AA>, r<RB>, <imm>"
do_mulx(_SD, Aa, Rb, imm);
// MULX2H
void::function::do_mulx2h:int ra, signed32 rb, signed32 src, int high
signed32 result = rb * src;
if (!high)
{
ra = make_even_reg(_SD, ra, "MULX2H");
if (ra != 0)
WRITE32_QUEUE (&GPR[ra+1], result);
}
else if (ra != 0)
{
WRITE32_QUEUE (&GPR[ra+0], result);
}
_IALU2,00001,00,6.RA,6.RB,6.RC:IALU2:short:iu:MULX2H
"mul2h r<RA>, r<RB>, r<RC>"
do_mulx2h(_SD, RA, RbH, RcH, 1);
do_mulx2h(_SD, RA, RbL, RcL, 0);
_IALU2,00001,10,6.RA,6.RB,_IMM6:IALU2:short:iu:MULX2H imm
"mul2h r<RA>, r<RB>, <imm>"
do_mulx2h(_SD, RA, RbH, imm, 1);
do_mulx2h(_SD, RA, RbL, imm, 0);
// MULHXpp
void::function::do_mulhx:int pp, unsigned32 *ra, unsigned32 rb, unsigned32 src
signed32 value = 0;
switch (pp) {
case 0: /* LL */
value = SEXT32(VL2_4(rb), 16) * SEXT32(VL2_4(src), 16);
break;
case 1: /* LH */
value = SEXT32(VL2_4(rb), 16) * SEXT32(VH2_4(src), 16);
break;
case 2: /* HL */
value = SEXT32(VH2_4(rb), 16) * SEXT32(VL2_4(src), 16);
break;
case 3: /* HH */
value = SEXT32(VH2_4(rb), 16) * SEXT32(VH2_4(src), 16);
break;
default:
sim_engine_abort (SD, CPU, cia, "do_mulhx - internal error - bad switch");
}
WRITE32_QUEUE (ra, value);
_IALU2,001,pp,00,6.RA,6.RB,6.RC:IALU2:short:iu:MULHXpp
"mulhx%s<pp> r<RA>, r<RB>, r<RC>"
do_mulhx(_SD, pp, Ra, Rb, Rc);
_IALU2,001,pp,10,6.RA,6.RB,_IMM6:IALU2:short:iu:MULHXpp imm
"mulhx%s<pp> r<RA>, r<RB>, <imm>"
do_mulhx(_SD, pp, Ra, Rb, immHL);
// MULXS
void::function::do_mulxs:unsigned64 *aa, signed32 rb, signed32 src
WRITE64_QUEUE (aa, ((signed64) (rb) * (signed64) (src)) << 1);
_IALU2,11001,00,5.*,1.AA,6.RB,6.RC:IALU2:short:iu:MULXS
"mulxs a<AA>, r<RB>, r<RC>"
do_mulxs(_SD, Aa, Rb, Rc);
_IALU2,11001,10,5.*,1.AA,6.RB,_IMM6:IALU2:short:iu:MULXS imm
"mulxs a<AA>, r<RB>, <imm>"
do_mulxs(_SD, Aa, Rb, imm);
// MVFACC
void::function::do_mvfacc:unsigned32 *ra, unsigned64 ab, unsigned32 src
while (src > 63) src -= 64;
WRITE32_QUEUE (ra, ((signed64)ab) >> src);
_IALU2,11111,00,6.RA,5.*,1.AB,6.RC:IALU2:short:iu:MVFACC
"mvfacc r<RA>, a<AB>, r<RC>"
do_mvfacc(_SD, Ra, *Ab, Rc);
_IALU2,11111,10,6.RA,5.*,1.AB,_IMM6:IALU2:short:iu:MVFACC imm
"mvfacc r<RA>, a<AB>, <imm>"
do_mvfacc(_SD, Ra, *Ab, imm_6u);
// MVFSYS
_BRA,11110,00,6.RA,6.CR,6.ID:BRA:short:mu:MVFSYS
"mvfsys r<RA>, cr<CR>"
switch (ID) {
case 0:
if (CR >= NR_CONTROL_REGISTERS)
sim_engine_abort (SD, CPU, cia, "FIXME - illegal CR");
else
WRITE32_QUEUE (Ra, (CPU)->regs.control[CR]);
break;
case 1:
WRITE32_QUEUE (Ra, PSWL);
break;
case 2:
WRITE32_QUEUE (Ra, EXTRACTED32(PSWH, 16, 31));
break;
case 3:
WRITE32_QUEUE (Ra, PSW_FLAG_VAL(CR));
break;
default:
sim_engine_abort (SD, CPU, cia, "FIXME - illegal ID");
}
// MVTACC
_IALU2,01111,00,5.*,1.AA,6.RB,6.RC:IALU2:short:iu:MVTACC
"mvtacc a<AA>, r<RB>, r<RC>"
WRITE64_QUEUE (Aa, INSERTED64(RbU, 0, 31) | (RcU));
// MVTSYS
_BRA,01110,00,6.CR,6.RB,6.ID:BRA:short:mu:MVTSYS
"mvtsys cr<CR>, r<RB>"
switch (ID) {
case 0: /* control register */
if (CR >= NR_CONTROL_REGISTERS)
sim_engine_abort (SD, CPU, cia, "FIXME - illegal CR");
else
{
unsigned32 value = Rb;
import gdb-19990422 snapshot
1999-04-26 18:34:20 +00:00
CPU->mvtsys_left_p = 1;
Initial creation of sourceware repository
1999-04-16 01:35:26 +00:00
if (CR == processor_status_word_cr)
{
unsigned32 ds = PSW & BIT32 (PSW_DS); /* preserve ds */
value = ds | (value & PSW_VALID);
}
else if (CR == backup_processor_status_word_cr
|| CR == debug_backup_processor_status_word_cr)
value &= DPSW_VALID;
else if (CR == eit_vector_base_cr)
value &= EIT_VALID;
WRITE32_QUEUE (&(CPU)->regs.control[CR], value);
}
break;
case 1: /* PSWL */
WRITE32_QUEUE_MASK (&PSW, EXTRACTED32(Rb, 16, 31),
PSW_VALID & 0x0000ffff);
break;
case 2: /* PSWH */
{
unsigned32 ds = PSW & BIT32 (PSW_DS); /* preserve ds */
WRITE32_QUEUE_MASK (&PSW, (EXTRACTED32(Rb, 16, 31) << 16) | ds,
(PSW_VALID | ds) & 0xffff0000);
}
break;
case 3: /* FLAG */
PSW_FLAG_SET_QUEUE(CR, Rb & 1);
break;
default:
sim_engine_abort (SD, CPU, cia, "FIXME - illegal ID");
}
// NOP
_BRA,01111,00,6.**,6.**,6.**:BRA:short:iu,mu:NOP
"nop"
/* NOP */;
// NOT
_LOGIC,11001,00,6.RA,6.RB,6.*:LOGIC:short:iu,mu:NOT
"not r<RA>, r<RB>"
WRITE32_QUEUE (Ra, ~Rb);
// NOTFG
_LOGIC,01001,00,***,3.FA,***,3.FB,***,3.FC:LOGIC:short:iu,mu:NOTFG
"notfg f<FA>, f<FB>"
PSW_FLAG_SET_QUEUE(FA, !PSW_FLAG_VAL(FB));
// OR
_LOGIC,11010,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:OR
"or r<RA>, r<RB>, r<RC>"
WRITE32_QUEUE (Ra, Rb | Rc);
_LOGIC,11010,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:OR imm
"or r<RA>, r<RB>, <imm>"
WRITE32_QUEUE (Ra, Rb | imm);
_LOGIC,11010,10,6.RA,6.RB,_IMM32:LOGIC:long:iu,mu:OR imm long
"or r<RA>, r<RB>, <imm>"
WRITE32_QUEUE (Ra, Rb | imm);
// ORFG
_LOGIC,01010,00,***,3.FA,***,3.FB,***,3.FC:LOGIC:short:iu,mu:ORFG
"orfg f<FA>, f<FB>, f<FC>"
PSW_FLAG_SET_QUEUE(FA, PSW_FLAG_VAL(FB) | PSW_FLAG_VAL(FC));
_LOGIC,01010,10,***,3.FA,***,3.FB,_IMM6:LOGIC:short:iu,mu:ORFG imm
"orfg f<FA>, f<FB>, <imm>"
PSW_FLAG_SET_QUEUE(FA, PSW_FLAG_VAL(FB) | (imm_6 & 1));
// REIT
_BRA,01000,00,6.**,6.**,6.**:BRA:short:mu:REIT
"reit"
WRITE32_QUEUE (&PSW, bPSW);
nia = bPC;
// REPEAT
void::function::do_repeat:unsigned32 count, address_word pcaddr
if (count == 0)
sim_engine_abort (SD, CPU, cia, "REPEAT with ra=0 and REPEATI with imm = 0 is forbidden.");
if (count > 1)
PSW_SET_QUEUE (PSW_RP, 1);
WRITE32_QUEUE (&RPT_C, count - 1);
WRITE32_QUEUE (&RPT_S, cia + 8);
WRITE32_QUEUE (&RPT_E, cia + pcaddr);
_BRA,11000,00,6.RA,6.**,6.RC:BRA:short:mu:REPEAT
"repeat r<RA>, r<RC>"
do_repeat(_SD, val_Ra, pcaddr);
_BRA,11000,10,6.RA,_IMM12:BRA:short:mu:REPEAT imm
"repeat r<RA>, <pcaddr>"
do_repeat(_SD, val_Ra, pcaddr);
_BRA,11000,10,6.RA,6.**,_IMM32:BRA:long:mu:REPEAT imm long
"repeat r<RA>, <pcaddr>"
do_repeat(_SD, val_Ra, pcaddr);
// REPEATI
_BRA,11010,00,6.IMM_6,6.**,6.RC:BRA:short:mu:REPEATI
"repeati <IMM_6>, r<RC>"
do_repeat(_SD, IMM_6, pcaddr);
_BRA,11010,10,6.IMM_6,_IMM12:BRA:short:mu:REPEATI imm
"repeati <IMM_6>, <pcaddr>"
do_repeat(_SD, IMM_6, pcaddr);
_BRA,11010,10,6.IMM_6,6.**,_IMM32:BRA:long:mu:REPEATI imm long
"repeati <IMM_6>, <pcaddr>"
do_repeat(_SD, IMM_6, pcaddr);
// RTD
_BRA,01010,00,6.*,6.*,6.*:BRA:short:mu:RTD
"rtd"
WRITE32_QUEUE (&PSW, DPSW);
nia = DPC;
// ROT
_LOGIC,10100,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:ROT
"rot r<RA>, r<RB>, r<RC>"
WRITE32_QUEUE (Ra, ROT32(Rb, Rc & 0x1f));
_LOGIC,10100,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:ROT imm
"rot r<RA>, r<RB>, <imm>"
WRITE32_QUEUE (Ra, ROT32(Rb, imm & 0x1f));
// ROT2H
void::function::do_rot2h:unsigned32 *ra, unsigned32 rb, signed32 src
unsigned16 high = ROTR16(VH2_4(rb), VH2_4(src) & 0xf);
unsigned16 low = ROTR16(VL2_4(rb), VL2_4(src) & 0xf);
WRITE32_QUEUE (ra, (high << 16) | low);
_LOGIC,10101,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:ROT2H
"rot2h r<RA>, r<RB>, r<RC>"
do_rot2h(_SD, Ra, Rb, Rc);
_LOGIC,10101,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:ROT2H imm
"rot2h r<RA>, r<RB>, <imm>"
do_rot2h(_SD, Ra, Rb, immHL);
// SAT
void::function::do_sat:signed32 *ra, signed32 rb, signed32 src
int bits = LSMASKED32(src, 4, 0); /* 5 */
signed32 sat = LSMASK32(bits, 0) >> 2;
signed32 nsat = ~sat;
signed32 value;
if (bits != src)
sim_io_eprintf (sd, "warning: 0x%lx:SAT bit overflow\n", cia);
if (bits == 0)
value = rb;
else if (rb >= sat)
value = sat;
else if (rb <= nsat)
value = nsat;
else
value = rb;
WRITE32_QUEUE (ra, value);
_IALU2,01000,00,6.RA,6.RB,6.RC:IALU2:short:iu:SAT
"sat r<RA>, r<RB>, r<RC>"
do_sat(_SD, Ra, Rb, Rc);
_IALU2,01000,10,6.RA,6.RB,_IMM6:IALU2:short:iu:SAT imm
"sat r<RA>, r<RB>, <imm>"
do_sat(_SD, Ra, Rb, imm_5);
// SAT2H
void::function::do_sath:signed32 *ra, signed32 rb, signed32 src, int high, int updates_f4
int bits = LSMASKED32(src, 4, 0); /* 5 */
signed32 sat = LSMASK32(bits, 0) >> 2;
signed32 nsat = ~sat;
signed32 value;
if (bits != src)
sim_io_eprintf (sd, "warning: 0x%lx:SAT bit overflow\n", cia);
if (bits == 0)
value = rb;
else if (rb >= sat)
value = sat;
else if (rb <= nsat)
value = nsat;
else
value = rb;
if (high)
WRITE32_QUEUE_MASK (ra, value << 16, 0xffff0000);
else
WRITE32_QUEUE_MASK (ra, value, 0x0000ffff);
if (updates_f4)
{
/* if MU instruction was a MVTSYS (lkr), unqueue register writes now */
import gdb-19990422 snapshot
1999-04-26 18:34:20 +00:00
if(STATE_CPU (sd, 0)->mvtsys_left_p)
Initial creation of sourceware repository
1999-04-16 01:35:26 +00:00
unqueue_writes (sd, STATE_CPU (sd, 0), cia);
PSW_FLAG_SET_QUEUE(PSW_S_FLAG, PSW_FLAG_VAL(PSW_S_FLAG) ^ (value & 1));
}
_IALU2,01001,00,6.RA,6.RB,6.RC:IALU2:short:iu:SAT2H
"sat2h r<RA>, r<RB>, r<RC>"
do_sath(_SD, Ra, RbH, RcH, 1, 0);
do_sath(_SD, Ra, RbL, RcL, 0, 0);
_IALU2,01001,10,6.RA,6.RB,_IMM6:IALU2:short:iu:SAT2H imm
"sat2h r<RA>, r<RB>, <imm>"
do_sath(_SD, Ra, RbH, imm_5, 1, 0);
do_sath(_SD, Ra, RbL, imm_5, 0, 0);
// SATHp
::%s::p:int p
switch (p)
{
case 0: return "l";
case 1: return "h";
default: return "?";
}
_IALU2,1110,p,00,6.RA,6.RB,6.RC:IALU2:short:iu:SATHP
"sath%s<p> r<RA>, r<RB>, r<RC>"
do_sath(_SD, Ra, Rb, Rc, p, 1);
_IALU2,1110,p,10,6.RA,6.RB,_IMM6:IALU2:short:iu:SATHP imm
"sath%s<p> r<RA>, r<RB>, <imm>"
do_sath(_SD, Ra, Rb, imm_5, p, 1);
// SATZ
void::function::do_satz:signed32 *ra, signed32 rb, signed32 src
if (rb < 0)
WRITE32_QUEUE (ra, 0);
else
do_sat (_SD, ra, rb, src);
_IALU2,01010,00,6.RA,6.RB,6.RC:IALU2:short:iu:SATZ
"satz r<RA>, r<RB>, r<RC>"
do_satz(_SD, Ra, Rb, Rc);
_IALU2,01010,10,6.RA,6.RB,_IMM6:IALU2:short:iu:SATZ imm
"satz r<RA>, r<RB>, <imm>"
do_satz(_SD, Ra, Rb, imm_5);
// SATZ2H
void::function::do_satzh:signed32 *ra, signed16 rb, signed32 src, int high
int bits = LSMASKED32(src, 3, 0); /*4*/
signed16 sat = LSMASK16(bits, 0) >> 2;
signed16 nsat = 0;
signed16 value;
if (bits != src)
sim_io_eprintf (sd, "warning: 0x%lx:SATZ2H bit overflow\n", cia);
if (bits == 0 && rb > sat)
value = rb;
else if (rb > sat)
value = sat;
else if (rb < nsat)
value = nsat;
else
value = rb;
if (high)
WRITE32_QUEUE_MASK (ra, value << 16, 0xffff0000);
else
WRITE32_QUEUE_MASK (ra, value, 0x0000ffff);
_IALU2,01011,00,6.RA,6.RB,6.RC:IALU2:short:iu:SATZ2H
"satz2h r<RA>, r<RB>, r<RC>"
do_satzh(_SD, Ra, RbH, RcH, 1);
do_satzh(_SD, Ra, RbL, RcL, 0);
_IALU2,01011,10,6.RA,6.RB,_IMM6:IALU2:short:iu:SATZ2H imm
"satz2h r<RA>, r<RB>, <imm>"
do_satzh(_SD, Ra, RbH, imm, 1);
do_satzh(_SD, Ra, RbL, imm, 0);
// SRA
void::function::do_sra:unsigned32 *ra, unsigned32 rb, signed32 src
unsigned32 value;
while (src > 31) src -= 32;
while (src < -32) src += 32;
if (src >= 0)
value = (signed32)rb >> src;
else if (src == -32)
value = 0;
else
value = rb << -src;
WRITE32_QUEUE (ra, value);
_LOGIC,10000,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:SRA
"sra r<RA>, r<RB>, r<RC>"
do_sra(_SD, Ra, Rb, Rc);
_LOGIC,10000,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:SRA imm
"sra r<RA>, r<RB>, <imm>"
do_sra(_SD, Ra, Rb, imm);
// SRAHp
void::function::do_srah:unsigned32 *ra, unsigned32 rb, int src, int high
unsigned32 value;
while (src > 31) src -= 32;
while (src < -32) src += 32;
if (src >= 0)
value = (signed32)rb >> src;
else if (src == -32)
value = 0;
else
value = rb << -src;
if (high)
WRITE32_QUEUE_MASK (ra, value << 16, 0xffff0000);
else
WRITE32_QUEUE_MASK (ra, value, 0x0000ffff);
_LOGIC,0010,p,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:SRAHP
"srah%s<p> r<RA>, r<RB>, r<RC>"
do_srah(_SD, Ra, Rb, Rc, p);
_LOGIC,0010,p,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:SRAHP imm
"srah%s<p> r<RA>, r<RB>, <imm>"
do_srah(_SD, Ra, Rb, imm, p);
// SRA2H
_LOGIC,10001,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:SRA2H
"sra2h r<RA>, r<RB>, r<RC>"
signed32 srcH = RcH;
signed32 srcL = RcL;
while (srcH > 15) srcH -= 16;
while (srcH < -16) srcH += 16;
while (srcL > 15) srcL -= 16;
while (srcL < -16) srcL += 16;
do_srah(_SD, Ra, RbH, srcH, 1);
do_srah(_SD, Ra, RbL, srcL, 0);
_LOGIC,10001,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:SRA2H imm
"sra2h r<RA>, r<RB>, <imm>"
signed32 src = imm;
while (src > 15) src -= 16;
while (src < -16) src += 16;
do_srah(_SD, Ra, RbH, src, 1);
do_srah(_SD, Ra, RbL, src, 0);
// SRC
void::function::do_src:unsigned32 *ra, unsigned32 rb, int src
unsigned32 value;
unsigned64 operand;
unsigned64 shifted;
while (src > 31) src -= 32;
while (src < -32) src += 32;
if (src >= 0)
{
operand = (INSERTED64(rb, 0, 31) | INSERTED64(*ra, 32, 63));
shifted = operand >> src;
value = EXTRACTED64(shifted, 32, 63);
}
else
{
operand = (INSERTED64(*ra, 0, 31) | INSERTED64(rb, 32, 63));
shifted = operand << -src;
value = EXTRACTED64(shifted, 0, 31);
}
WRITE32_QUEUE (ra, value);
_LOGIC,10110,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:SRC
"src r<RA>, r<RB>, r<RC>"
do_src(_SD, Ra, Rb, Rc);
_LOGIC,10110,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:SRC imm
"src r<RA>, r<RB>, <imm>"
do_src(_SD, Ra, Rb, imm);
// SRL
void::function::do_srl:unsigned32 *ra, unsigned32 rb, int src
unsigned32 value;
while (src > 31) src -= 32;
while (src < -32) src += 32;
if (src >= 0)
value = (unsigned32)rb >> src;
else if (src == -32)
value = 0;
else
value = (unsigned32)rb << -src;
WRITE32_QUEUE (ra, value);
_LOGIC,10010,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:SRL
"srl r<RA>, r<RB>, r<RC>"
do_srl(_SD, Ra, Rb, Rc);
_LOGIC,10010,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:SRL imm
"srl r<RA>, r<RB>, <imm>"
do_srl(_SD, Ra, Rb, imm);
// SRLHp
void::function::do_srlh:unsigned32 *ra, unsigned32 rb, int src, int high
unsigned32 value;
while (src > 31) src -= 32;
while (src < -32) src += 32;
if (src >= 0)
value = rb >> src;
else if (src == -32)
value = 0;
else
value = rb << -src;
if (high)
WRITE32_QUEUE_MASK (ra, value << 16, 0xffff0000);
else
WRITE32_QUEUE_MASK (ra, value, 0x0000ffff);
_LOGIC,0011,p,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:SRLHP
"srlh%s<p> r<RA>, r<RB>, r<RC>"
do_srlh(_SD, Ra, Rb, Rc, p);
_LOGIC,0011,p,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:SRLHP imm
"srlh%s<p> r<RA>, r<RB>, <imm>"
do_srlh(_SD, Ra, Rb, imm, p);
// SRL2H
_LOGIC,10011,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:SRL2H
"srl2h r<RA>, r<RB>, r<RC>"
signed32 srcH = RcH;
signed32 srcL = RcL;
while (srcH > 15) srcH -= 16;
while (srcH < -16) srcH += 16;
while (srcL > 15) srcL -= 16;
while (srcL < -16) srcL += 16;
do_srlh(_SD, Ra, RbHU, srcH, 1);
do_srlh(_SD, Ra, RbLU, srcL, 0);
_LOGIC,10011,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:SRL2H imm
"srl2h r<RA>, r<RB>, <imm>"
signed32 src = imm;
while (src > 15) src -= 16;
while (src < -16) src += 16;
do_srlh(_SD, Ra, RbHU, src, 1);
do_srlh(_SD, Ra, RbLU, src, 0);
// ST2H
void::function::get_even_reg:int *reg, unsigned32 *r0, const char *name
if (*reg & 1)
sim_engine_abort (SD, CPU, cia,
"0x%lx:%s odd register (r%d) used in multi-word store",
(long) cia, name, *reg);
if (*reg == 0)
*r0 = 0;
else
*r0 = GPR[*reg];
void::function::do_st2h:int ra, unsigned32 rb, unsigned32 src
unsigned32 val_ra;
unsigned32 mem;
get_even_reg(_SD, &ra, &val_ra, "ST2H");
mem = INSERTED32(val_ra, 0, 15) |
INSERTED32(GPR[ra + 1], 16, 31);
STORE(rb + src, 4, mem);
_IMEM,10011,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:ST2H
"st2h r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"st2h r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_st2h(_SD, RA, Rb, src);
do_incr(_SD, XX, &GPR[RB], 4);
_IMEM,10011,10,6.RA,6.RB,_IMM32:IMEM:long:mu:ST2H long
"st2h r<RA>, @(r<RB>, <imm>)"
do_st2h(_SD, RA, Rb, imm);
// ST2W
void::function::do_st2w:int ra, unsigned32 rb, unsigned32 src
unsigned32 val_ra;
unsigned64 mem;
get_even_reg(_SD, &ra, &val_ra, "ST2W");
mem = INSERTED64(val_ra, 0, 31) | INSERTED64(GPR[ra + 1], 32, 63);
STORE(rb + src, 8, mem);
_IMEM,10110,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:ST2W
"st2w r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"st2w r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_st2w(_SD, RA, Rb, src);
do_incr(_SD, XX, &GPR[RB], 8);
_IMEM,10110,10,6.RA,6.RB,_IMM32:IMEM:long:mu:ST2W long
"st2w r<RA>, @(r<RB>, <imm>)"
do_st2w(_SD, RA, Rb, imm);
// ST4HB
void::function::do_st4hb:int ra, unsigned32 rb, unsigned32 src
unsigned32 val_ra;
unsigned32 mem;
get_even_reg(_SD, &ra, &val_ra, "ST4HB");
mem = INSERTED32(EXTRACTED32(val_ra, 8, 15), 0, 7) |
INSERTED32(EXTRACTED32(val_ra, 24, 31), 8, 15) |
INSERTED32(EXTRACTED32(GPR[ra + 1], 8, 15), 16, 23) |
INSERTED32(EXTRACTED32(GPR[ra + 1], 24, 31), 24, 31);
STORE(rb + src, 4, mem);
_IMEM,10101,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:ST4HB
"st4hb r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"st4hb r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_st4hb(_SD, RA, Rb, src);
do_incr(_SD, XX, &GPR[RB], 4);
_IMEM,10101,10,6.RA,6.RB,_IMM32:IMEM:long:mu:ST4HB long
"st4hb r<RA>, @(r<RB>, <imm>)"
do_st4hb(_SD, RA, Rb, imm);
// STB
void::function::do_stb:unsigned32 ra, unsigned32 rb, unsigned32 src
STORE(rb + src, 1, EXTRACTED32(ra, 24, 31));
_IMEM,10000,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:STB
"stb r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"stb r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_stb(_SD, val_Ra, Rb, src);
do_incr(_SD, XX, &GPR[RB], 1);
_IMEM,10000,10,6.RA,6.RB,_IMM32:IMEM:long:mu:STB long
"stb r<RA>, @(r<RB>, <imm>)"
do_stb(_SD, val_Ra, Rb, imm);
// STH
void::function::do_sth:unsigned32 ra, unsigned32 rb, unsigned32 src
STORE(rb + src, 2, EXTRACTED32(ra, 16, 31));
_IMEM,10010,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:STH
"sth r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"sth r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_sth(_SD, val_Ra, Rb, src);
do_incr(_SD, XX, &GPR[RB], 2);
_IMEM,10010,10,6.RA,6.RB,_IMM32:IMEM:long:mu:STH long
"sth r<RA>, @(r<RB>, <imm>)"
do_sth(_SD, val_Ra, Rb, imm);
// STHH
void::function::do_sthh:unsigned32 ra, unsigned32 rb, unsigned32 src
STORE(rb + src, 2, EXTRACTED32(ra, 0, 15));
_IMEM,10001,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:STHH
"sthh r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"sthh r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_sthh(_SD, val_Ra, Rb, src);
do_incr(_SD, XX, &GPR[RB], 2);
_IMEM,10001,10,6.RA,6.RB,_IMM32:IMEM:long:mu:STHH long
"sthh r<RA>, @(r<RB>, <imm>)"
do_sthh(_SD, val_Ra, Rb, imm);
// STW
void::function::do_stw:unsigned32 ra, unsigned32 rb, unsigned32 src
STORE(rb + src, 4, ra);
_IMEM,10100,XX,6.RA,6.RB,6.SRC_6:IMEM:short:mu:STW
"stw r<RA>, @(r<RB>, <SRC_6>)":XX == 0
"stw r<RA>, @(r<RB>%s<XX>, r<SRC_6>)"
do_stw(_SD, val_Ra, Rb, src);
do_incr(_SD, XX, &GPR[RB], 4);
_IMEM,10100,10,6.RA,6.RB,_IMM32:IMEM:long:mu:STW long
"stw r<RA>, @(r<RB>, <imm>)"
do_stw(_SD, val_Ra, Rb, imm);
// SUB
void::function::do_sub:unsigned32 *ra, unsigned32 rb, unsigned32 imm
ALU_BEGIN(rb);
ALU_SUBB(imm);
ALU_END(ra);
_IALU1,00010,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:SUB
"sub r<RA>, r<RB>, r<RC>"
do_sub (_SD, Ra, Rb, Rc);
_IALU1,00010,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:SUB imm
"sub r<RA>, r<RB>, <imm>"
do_sub (_SD, Ra, Rb, imm);
_IALU1,00010,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:SUB imm long
"sub r<RA>, r<RB>, <imm>"
do_sub (_SD, Ra, Rb, imm);
// SUB2H
void::function::do_sub2h:unsigned32 *ra, unsigned32 rb, unsigned32 imm
unsigned16 high = VH2_4(rb) - VH2_4(imm);
unsigned16 low = VL2_4(rb) - VL2_4(imm);
WRITE32_QUEUE (ra, (high << 16) | low);
_IALU1,00011,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:SUB2H
"sub2h r<RA>, r<RB>, r<RC>"
do_sub2h (_SD, Ra, Rb, Rc);
_IALU1,00011,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:SUB2H imm
"sub2h r<RA>, r<RB>, <imm>"
do_sub2h (_SD, Ra, Rb, immHL);
_IALU1,00011,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:SUB2H imm long
"sub2h r<RA>, r<RB>, <imm>"
do_sub2h (_SD, Ra, Rb, imm);
// SUBB
void::function::do_subb:unsigned32 *ra, unsigned32 rb, unsigned32 imm
ALU_BEGIN(rb);
ALU_SUBB_B(imm, ALU_CARRY);
ALU_END(ra);
_IALU1,00101,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:SUBB
"subb r<RA>, r<RB>, r<RC>"
do_subb (_SD, Ra, Rb, Rc);
_IALU1,00101,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:SUBB imm
"subb r<RA>, r<RB>, <imm>"
do_subb (_SD, Ra, Rb, imm);
_IALU1,00101,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:SUBB imm long
"subb r<RA>, r<RB>, <imm>"
do_subb (_SD, Ra, Rb, imm);
// SUBHppp
void::function::do_subh_ppp:int ppp, unsigned32 *ra, unsigned32 rb, unsigned32 src
switch (ppp) {
case 0x0: /* LLL */
{
ALU16_BEGIN(VL2_4(rb));
ALU16_SUBB(VL2_4(src));
ALU16_END(ra, 0);
}
break;
case 0x1: /* LLH */
{
ALU16_BEGIN(VL2_4(rb));
ALU16_SUBB(VH2_4(src));
ALU16_END(ra, 0);
}
break;
case 0x2: /* LHL */
{
ALU16_BEGIN(VH2_4(rb));
ALU16_SUBB(VL2_4(src));
ALU16_END(ra, 0);
}
break;
case 0x3: /* LHH */
{
ALU16_BEGIN(VH2_4(rb));
ALU16_SUBB(VH2_4(src));
ALU16_END(ra, 0);
}
break;
case 0x4: /* HLL */
{
ALU16_BEGIN(VL2_4(rb));
ALU16_SUBB(VL2_4(src));
ALU16_END(ra, 1);
}
break;
case 0x5: /* HLH */
{
ALU16_BEGIN(VL2_4(rb));
ALU16_SUBB(VH2_4(src));
ALU16_END(ra, 1);
}
break;
case 0x6: /* HHL */
{
ALU16_BEGIN(VH2_4(rb));
ALU16_SUBB(VL2_4(src));
ALU16_END(ra, 1);
}
break;
case 0x7: /* HHH */
{
ALU16_BEGIN(VH2_4(rb));
ALU16_SUBB(VH2_4(src));
ALU16_END(ra, 1);
}
break;
default:
sim_engine_abort (SD, CPU, cia, "do_subh_ppp - internal error - bad switch");
}
_IALU1,11,ppp,00,6.RA,6.RB,6.RC:IALU1:short:iu,mu:SUBHppp
"subh%s<ppp> r<RA>, r<RB>, r<RC>"
do_subh_ppp(_SD, ppp, Ra, Rb, Rc);
_IALU1,11,ppp,10,6.RA,6.RB,_IMM6:IALU1:short:iu,mu:SUBHppp imm
"subh%s<ppp> r<RA>, r<RB>, <imm>"
do_subh_ppp(_SD, ppp, Ra, Rb, immHL);
_IALU1,11,ppp,10,6.RA,6.RB,_IMM32:IALU1:long:iu,mu:SUBHppp imm long
"subh%s<ppp> r<RA>, r<RB>, <imm>"
do_subh_ppp(_SD, ppp, Ra, Rb, imm);
// TRAP
address_word::function::do_trap:address_word trap_vector, address_word nia
/* Steal trap 31 for doing system calls */
/* System calls are defined in libgloss/d30v/syscall.h. */
if (trap_vector == EIT_VB + 0x20 + (31 << 3))
{
enum { PARM1 = 2, PARM2, PARM3, PARM4, FUNC };
if (GPR[FUNC] == 1) /* exit */
{
sim_engine_halt (sd, STATE_CPU (sd, 0), NULL, cia, sim_exited,
GPR[PARM1]);
return -1; /* dummy */
}
else
{
CB_SYSCALL syscall;
CB_SYSCALL_INIT (&syscall);
syscall.arg1 = GPR[PARM1];
syscall.arg2 = GPR[PARM2];
syscall.arg3 = GPR[PARM3];
syscall.arg4 = GPR[PARM4];
syscall.func = GPR[FUNC];
syscall.p1 = (PTR) SD;
syscall.read_mem = d30v_read_mem;
syscall.write_mem = d30v_write_mem;
WRITE32_QUEUE (&GPR[PARM1],
((cb_syscall (STATE_CALLBACK (SD), &syscall)
== CB_RC_OK)
? syscall.result
: -syscall.errcode));
return nia;
}
}
else if (TRACE_TRAP_P)
{
int reg, i;
sim_io_eprintf (sd, "\nTrap %ld:\n", (long) ((trap_vector - (EIT_VB + 0x20)) >> 3));
for (reg = 0; reg < NR_GENERAL_PURPOSE_REGISTERS; reg += 8)
{
sim_io_eprintf (sd, "r%.2d - r%.2d: ", reg, reg+7);
for (i = 0; i < 8; i++)
sim_io_eprintf (sd, " 0x%.8lx", (long) GPR[reg+i]);
sim_io_eprintf (sd, "\n");
}
for (reg = 0; reg < 16; reg += 8)
{
sim_io_eprintf (sd, "cr%.2d - cr%.2d:", reg, reg+7);
for (i = 0; i < 8; i++)
sim_io_eprintf (sd, " 0x%.8lx", (long) CREG[reg+i]);
sim_io_eprintf (sd, "\n");
}
sim_io_eprintf (sd, "a0 - a1: ");
for (reg = 0; reg < NR_ACCUMULATORS; reg++)
sim_io_eprintf (sd, " 0x%.8lx 0x%.8lx",
(long)EXTRACTED64(ACC[reg], 0, 31),
(long)EXTRACTED64(ACC[reg], 32, 63));
sim_io_eprintf (sd, "\n");
sim_io_eprintf (sd, "f0 - f7: ");
sim_io_eprintf (sd, " (f0) %d", (int) PSW_VAL(PSW_F0));
sim_io_eprintf (sd, " (f1) %d", (int) PSW_VAL(PSW_F1));
sim_io_eprintf (sd, " (f2) %d", (int) PSW_VAL(PSW_F2));
sim_io_eprintf (sd, " (f3) %d", (int) PSW_VAL(PSW_F3));
sim_io_eprintf (sd, " (s) %d", (int) PSW_VAL(PSW_S));
sim_io_eprintf (sd, " (v) %d", (int) PSW_VAL(PSW_V));
sim_io_eprintf (sd, " (va) %d", (int) PSW_VAL(PSW_VA));
sim_io_eprintf (sd, " (c) %d\n", (int) PSW_VAL(PSW_C));
sim_io_eprintf (sd, "pswh: ");
sim_io_eprintf (sd, " (sm) %d", (int) PSW_VAL(PSW_SM));
sim_io_eprintf (sd, " (ea) %d", (int) PSW_VAL(PSW_EA));
sim_io_eprintf (sd, " (ie) %d", (int) PSW_VAL(PSW_IE));
sim_io_eprintf (sd, " (rp) %d", (int) PSW_VAL(PSW_RP));
sim_io_eprintf (sd, " (md) %d", (int) PSW_VAL(PSW_MD));
if (PSW_VAL(PSW_DB))
sim_io_eprintf (sd, " (db) %d", (int) PSW_VAL(PSW_DB));
if (PSW_VAL(PSW_DS))
sim_io_eprintf (sd, " (ds) %d", (int) PSW_VAL(PSW_DS));
sim_io_eprintf (sd, "\n");
return nia;
}
else
{
if(PSW_VAL(PSW_RP) && RPT_E == cia)
{
WRITE32_QUEUE (&bPC, RPT_S);
if (RPT_C == 0)
PSW_SET (PSW_RP, 0);
}
else
WRITE32_QUEUE (&bPC, cia + 8);
DID_TRAP = 1;
return trap_vector;
}
_BRA,01001,00,6.**,6.**,6.RC:BRA:short:mu:TRAP
"trap r<RC>"
nia = do_trap (_SD, EIT_VB + 0x20 + MASKED32(Rc, 24, 28), nia);
_BRA,01001,10,6.**,6.**,_IMM6:BRA:short:mu:TRAP imm
"trap <imm>"
nia = do_trap (_SD, EIT_VB + 0x20 + (imm_5 << 3), nia);
// XOR
_LOGIC,11011,00,6.RA,6.RB,6.RC:LOGIC:short:iu,mu:XOR
"xor r<RA>, r<RB>, r<RC>"
WRITE32_QUEUE (Ra, Rb ^ Rc);
_LOGIC,11011,10,6.RA,6.RB,_IMM6:LOGIC:short:iu,mu:XOR imm
"xor r<RA>, r<RB>, <imm>"
WRITE32_QUEUE (Ra, Rb ^ imm);
_LOGIC,11011,10,6.RA,6.RB,_IMM32:LOGIC:long:iu,mu:XOR imm long
"xor r<RA>, r<RB>, <imm>"
WRITE32_QUEUE (Ra, Rb ^ imm);
// XORFG
_LOGIC,01011,00,***,3.FA,***,3.FB,***,3.FC:LOGIC:short:iu,mu:XORFG
"xorfg f<FA>, f<FB>, f<FC>"
PSW_FLAG_SET_QUEUE(FA, PSW_FLAG_VAL(FB) ^ PSW_FLAG_VAL(FC));
_LOGIC,01011,10,***,3.FA,***,3.FB,_IMM6:LOGIC:short:iu,mu:XORFG imm
"xorfg f<FA>, f<FB>, <imm_6>"
PSW_FLAG_SET_QUEUE(FA, PSW_FLAG_VAL(FB) ^ (imm_6 & 1));
Reference in a new issue Copy permalink