1665 lines
41 KiB
C
1665 lines
41 KiB
C
|
/* Simulator instruction semantics for lm32bf.
|
||
|
|
||
|
THIS FILE IS MACHINE GENERATED WITH CGEN.
|
||
|
|
||
|
Copyright 1996-2022 Free Software Foundation, Inc.
|
||
|
|
||
|
This file is part of the GNU simulators.
|
||
|
|
||
|
This file 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 3, or (at your option)
|
||
|
any later version.
|
||
|
|
||
|
It 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, see <http://www.gnu.org/licenses/>.
|
||
|
|
||
|
*/
|
||
|
|
||
|
#define WANT_CPU lm32bf
|
||
|
#define WANT_CPU_LM32BF
|
||
|
|
||
|
#include "sim-main.h"
|
||
|
#include "cgen-mem.h"
|
||
|
#include "cgen-ops.h"
|
||
|
|
||
|
#undef GET_ATTR
|
||
|
#define GET_ATTR(cpu, num, attr) CGEN_ATTR_VALUE (NULL, abuf->idesc->attrs, CGEN_INSN_##attr)
|
||
|
|
||
|
/* This is used so that we can compile two copies of the semantic code,
|
||
|
one with full feature support and one without that runs fast(er).
|
||
|
FAST_P, when desired, is defined on the command line, -DFAST_P=1. */
|
||
|
#if FAST_P
|
||
|
#define SEM_FN_NAME(cpu,fn) XCONCAT3 (cpu,_semf_,fn)
|
||
|
#undef CGEN_TRACE_RESULT
|
||
|
#define CGEN_TRACE_RESULT(cpu, abuf, name, type, val)
|
||
|
#else
|
||
|
#define SEM_FN_NAME(cpu,fn) XCONCAT3 (cpu,_sem_,fn)
|
||
|
#endif
|
||
|
|
||
|
/* x-invalid: --invalid-- */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,x_invalid) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_empty.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 0);
|
||
|
|
||
|
{
|
||
|
/* Update the recorded pc in the cpu state struct.
|
||
|
Only necessary for WITH_SCACHE case, but to avoid the
|
||
|
conditional compilation .... */
|
||
|
SET_H_PC (pc);
|
||
|
/* Virtual insns have zero size. Overwrite vpc with address of next insn
|
||
|
using the default-insn-bitsize spec. When executing insns in parallel
|
||
|
we may want to queue the fault and continue execution. */
|
||
|
vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
vpc = sim_engine_invalid_insn (current_cpu, pc, vpc);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* x-after: --after-- */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,x_after) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_empty.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 0);
|
||
|
|
||
|
{
|
||
|
#if WITH_SCACHE_PBB_LM32BF
|
||
|
lm32bf_pbb_after (current_cpu, sem_arg);
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* x-before: --before-- */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,x_before) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_empty.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 0);
|
||
|
|
||
|
{
|
||
|
#if WITH_SCACHE_PBB_LM32BF
|
||
|
lm32bf_pbb_before (current_cpu, sem_arg);
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* x-cti-chain: --cti-chain-- */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,x_cti_chain) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_empty.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 0);
|
||
|
|
||
|
{
|
||
|
#if WITH_SCACHE_PBB_LM32BF
|
||
|
#ifdef DEFINE_SWITCH
|
||
|
vpc = lm32bf_pbb_cti_chain (current_cpu, sem_arg,
|
||
|
pbb_br_type, pbb_br_npc);
|
||
|
BREAK (sem);
|
||
|
#else
|
||
|
/* FIXME: Allow provision of explicit ifmt spec in insn spec. */
|
||
|
vpc = lm32bf_pbb_cti_chain (current_cpu, sem_arg,
|
||
|
CPU_PBB_BR_TYPE (current_cpu),
|
||
|
CPU_PBB_BR_NPC (current_cpu));
|
||
|
#endif
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* x-chain: --chain-- */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,x_chain) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_empty.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 0);
|
||
|
|
||
|
{
|
||
|
#if WITH_SCACHE_PBB_LM32BF
|
||
|
vpc = lm32bf_pbb_chain (current_cpu, sem_arg);
|
||
|
#ifdef DEFINE_SWITCH
|
||
|
BREAK (sem);
|
||
|
#endif
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* x-begin: --begin-- */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,x_begin) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_empty.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 0);
|
||
|
|
||
|
{
|
||
|
#if WITH_SCACHE_PBB_LM32BF
|
||
|
#if defined DEFINE_SWITCH || defined FAST_P
|
||
|
/* In the switch case FAST_P is a constant, allowing several optimizations
|
||
|
in any called inline functions. */
|
||
|
vpc = lm32bf_pbb_begin (current_cpu, FAST_P);
|
||
|
#else
|
||
|
#if 0 /* cgen engine can't handle dynamic fast/full switching yet. */
|
||
|
vpc = lm32bf_pbb_begin (current_cpu, STATE_RUN_FAST_P (CPU_STATE (current_cpu)));
|
||
|
#else
|
||
|
vpc = lm32bf_pbb_begin (current_cpu, 0);
|
||
|
#endif
|
||
|
#endif
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* add: add $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,add) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = ADDSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* addi: addi $r1,$r0,$imm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,addi) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* and: and $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,and) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = ANDSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* andi: andi $r1,$r0,$uimm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,andi) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_andi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = ANDSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm)));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* andhii: andhi $r1,$r0,$hi16 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,andhii) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_andi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = ANDSI (CPU (h_gr[FLD (f_r0)]), SLLSI (FLD (f_uimm), 16));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* b: b $r0 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,b) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_be.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
USI opval = lm32bf_b_insn (current_cpu, CPU (h_gr[FLD (f_r0)]), FLD (f_r0));
|
||
|
SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* bi: bi $call */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,bi) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_bi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
USI opval = EXTSISI (FLD (i_call));
|
||
|
SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* be: be $r0,$r1,$branch */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,be) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_be.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
if (EQSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]))) {
|
||
|
{
|
||
|
USI opval = FLD (i_branch);
|
||
|
SEM_BRANCH_VIA_CACHE (current_cpu, sem_arg, opval, vpc);
|
||
|
written |= (1 << 3);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
abuf->written = written;
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* bg: bg $r0,$r1,$branch */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,bg) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_be.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
if (GTSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]))) {
|
||
|
{
|
||
|
USI opval = FLD (i_branch);
|
||
|
SEM_BRANCH_VIA_CACHE (current_cpu, sem_arg, opval, vpc);
|
||
|
written |= (1 << 3);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
abuf->written = written;
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* bge: bge $r0,$r1,$branch */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,bge) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_be.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
if (GESI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]))) {
|
||
|
{
|
||
|
USI opval = FLD (i_branch);
|
||
|
SEM_BRANCH_VIA_CACHE (current_cpu, sem_arg, opval, vpc);
|
||
|
written |= (1 << 3);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
abuf->written = written;
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* bgeu: bgeu $r0,$r1,$branch */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,bgeu) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_be.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
if (GEUSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]))) {
|
||
|
{
|
||
|
USI opval = FLD (i_branch);
|
||
|
SEM_BRANCH_VIA_CACHE (current_cpu, sem_arg, opval, vpc);
|
||
|
written |= (1 << 3);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
abuf->written = written;
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* bgu: bgu $r0,$r1,$branch */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,bgu) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_be.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
if (GTUSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]))) {
|
||
|
{
|
||
|
USI opval = FLD (i_branch);
|
||
|
SEM_BRANCH_VIA_CACHE (current_cpu, sem_arg, opval, vpc);
|
||
|
written |= (1 << 3);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
abuf->written = written;
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* bne: bne $r0,$r1,$branch */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,bne) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_be.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
if (NESI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]))) {
|
||
|
{
|
||
|
USI opval = FLD (i_branch);
|
||
|
SEM_BRANCH_VIA_CACHE (current_cpu, sem_arg, opval, vpc);
|
||
|
written |= (1 << 3);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
abuf->written = written;
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* call: call $r0 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,call) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_be.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
{
|
||
|
SI opval = ADDSI (pc, 4);
|
||
|
CPU (h_gr[((UINT) 29)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
{
|
||
|
USI opval = CPU (h_gr[FLD (f_r0)]);
|
||
|
SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* calli: calli $call */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,calli) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_bi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
{
|
||
|
SI opval = ADDSI (pc, 4);
|
||
|
CPU (h_gr[((UINT) 29)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
{
|
||
|
USI opval = EXTSISI (FLD (i_call));
|
||
|
SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* cmpe: cmpe $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,cmpe) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = EQSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* cmpei: cmpei $r1,$r0,$imm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,cmpei) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = EQSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* cmpg: cmpg $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,cmpg) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = GTSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* cmpgi: cmpgi $r1,$r0,$imm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,cmpgi) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = GTSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* cmpge: cmpge $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,cmpge) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = GESI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* cmpgei: cmpgei $r1,$r0,$imm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,cmpgei) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = GESI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* cmpgeu: cmpgeu $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,cmpgeu) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = GEUSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* cmpgeui: cmpgeui $r1,$r0,$uimm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,cmpgeui) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_andi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = GEUSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm)));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* cmpgu: cmpgu $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,cmpgu) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = GTUSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* cmpgui: cmpgui $r1,$r0,$uimm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,cmpgui) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_andi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = GTUSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm)));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* cmpne: cmpne $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,cmpne) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = NESI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* cmpnei: cmpnei $r1,$r0,$imm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,cmpnei) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = NESI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* divu: divu $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,divu) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
USI opval = lm32bf_divu_insn (current_cpu, pc, FLD (f_r0), FLD (f_r1), FLD (f_r2));
|
||
|
SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* lb: lb $r1,($r0+$imm) */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,lb) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = EXTQISI (GETMEMQI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* lbu: lbu $r1,($r0+$imm) */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,lbu) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = ZEXTQISI (GETMEMQI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* lh: lh $r1,($r0+$imm) */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,lh) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = EXTHISI (GETMEMHI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* lhu: lhu $r1,($r0+$imm) */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,lhu) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = ZEXTHISI (GETMEMHI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* lw: lw $r1,($r0+$imm) */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,lw) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = GETMEMSI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm)))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* modu: modu $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,modu) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
USI opval = lm32bf_modu_insn (current_cpu, pc, FLD (f_r0), FLD (f_r1), FLD (f_r2));
|
||
|
SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* mul: mul $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,mul) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = MULSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* muli: muli $r1,$r0,$imm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,muli) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = MULSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* nor: nor $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,nor) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = INVSI (ORSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)])));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* nori: nori $r1,$r0,$uimm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,nori) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_andi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = INVSI (ORSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* or: or $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,or) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = ORSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* ori: ori $r1,$r0,$lo16 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,ori) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_andi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = ORSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm)));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* orhii: orhi $r1,$r0,$hi16 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,orhii) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_andi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = ORSI (CPU (h_gr[FLD (f_r0)]), SLLSI (FLD (f_uimm), 16));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* rcsr: rcsr $r2,$csr */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,rcsr) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_rcsr.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = CPU (h_csr[FLD (f_csr)]);
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* sb: sb ($r0+$imm),$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,sb) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
QI opval = CPU (h_gr[FLD (f_r1)]);
|
||
|
SETMEMQI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm)))), opval);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "memory", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* sextb: sextb $r2,$r0 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,sextb) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = EXTQISI (TRUNCSIQI (CPU (h_gr[FLD (f_r0)])));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* sexth: sexth $r2,$r0 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,sexth) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = EXTHISI (TRUNCSIHI (CPU (h_gr[FLD (f_r0)])));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* sh: sh ($r0+$imm),$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,sh) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
HI opval = CPU (h_gr[FLD (f_r1)]);
|
||
|
SETMEMHI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm)))), opval);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "memory", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* sl: sl $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,sl) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = SLLSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* sli: sli $r1,$r0,$imm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,sli) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = SLLSI (CPU (h_gr[FLD (f_r0)]), FLD (f_imm));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* sr: sr $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,sr) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = SRASI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* sri: sri $r1,$r0,$imm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,sri) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = SRASI (CPU (h_gr[FLD (f_r0)]), FLD (f_imm));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* sru: sru $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,sru) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = SRLSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* srui: srui $r1,$r0,$imm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,srui) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = SRLSI (CPU (h_gr[FLD (f_r0)]), FLD (f_imm));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* sub: sub $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,sub) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = SUBSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* sw: sw ($r0+$imm),$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,sw) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = CPU (h_gr[FLD (f_r1)]);
|
||
|
SETMEMSI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm)))), opval);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "memory", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* user: user $r2,$r0,$r1,$user */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,user) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = lm32bf_user_insn (current_cpu, CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]), FLD (f_user));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* wcsr: wcsr $csr,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,wcsr) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_wcsr.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
lm32bf_wcsr_insn (current_cpu, FLD (f_csr), CPU (h_gr[FLD (f_r1)]));
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* xor: xor $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,xor) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = XORSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* xori: xori $r1,$r0,$uimm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,xori) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_andi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = XORSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm)));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* xnor: xnor $r2,$r0,$r1 */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,xnor) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_user.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = INVSI (XORSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)])));
|
||
|
CPU (h_gr[FLD (f_r2)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* xnori: xnori $r1,$r0,$uimm */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,xnori) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_andi.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
SI opval = INVSI (XORSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm))));
|
||
|
CPU (h_gr[FLD (f_r1)]) = opval;
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
|
||
|
}
|
||
|
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* break: break */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,break) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_empty.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
USI opval = lm32bf_break_insn (current_cpu, pc);
|
||
|
SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* scall: scall */
|
||
|
|
||
|
static SEM_PC
|
||
|
SEM_FN_NAME (lm32bf,scall) (SIM_CPU *current_cpu, SEM_ARG sem_arg)
|
||
|
{
|
||
|
#define FLD(f) abuf->fields.sfmt_empty.f
|
||
|
ARGBUF *abuf = SEM_ARGBUF (sem_arg);
|
||
|
int UNUSED written = 0;
|
||
|
IADDR UNUSED pc = abuf->addr;
|
||
|
SEM_BRANCH_INIT
|
||
|
SEM_PC vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
|
||
|
|
||
|
{
|
||
|
USI opval = lm32bf_scall_insn (current_cpu, pc);
|
||
|
SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
|
||
|
CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
|
||
|
}
|
||
|
|
||
|
SEM_BRANCH_FINI (vpc);
|
||
|
return vpc;
|
||
|
#undef FLD
|
||
|
}
|
||
|
|
||
|
/* Table of all semantic fns. */
|
||
|
|
||
|
static const struct sem_fn_desc sem_fns[] = {
|
||
|
{ LM32BF_INSN_X_INVALID, SEM_FN_NAME (lm32bf,x_invalid) },
|
||
|
{ LM32BF_INSN_X_AFTER, SEM_FN_NAME (lm32bf,x_after) },
|
||
|
{ LM32BF_INSN_X_BEFORE, SEM_FN_NAME (lm32bf,x_before) },
|
||
|
{ LM32BF_INSN_X_CTI_CHAIN, SEM_FN_NAME (lm32bf,x_cti_chain) },
|
||
|
{ LM32BF_INSN_X_CHAIN, SEM_FN_NAME (lm32bf,x_chain) },
|
||
|
{ LM32BF_INSN_X_BEGIN, SEM_FN_NAME (lm32bf,x_begin) },
|
||
|
{ LM32BF_INSN_ADD, SEM_FN_NAME (lm32bf,add) },
|
||
|
{ LM32BF_INSN_ADDI, SEM_FN_NAME (lm32bf,addi) },
|
||
|
{ LM32BF_INSN_AND, SEM_FN_NAME (lm32bf,and) },
|
||
|
{ LM32BF_INSN_ANDI, SEM_FN_NAME (lm32bf,andi) },
|
||
|
{ LM32BF_INSN_ANDHII, SEM_FN_NAME (lm32bf,andhii) },
|
||
|
{ LM32BF_INSN_B, SEM_FN_NAME (lm32bf,b) },
|
||
|
{ LM32BF_INSN_BI, SEM_FN_NAME (lm32bf,bi) },
|
||
|
{ LM32BF_INSN_BE, SEM_FN_NAME (lm32bf,be) },
|
||
|
{ LM32BF_INSN_BG, SEM_FN_NAME (lm32bf,bg) },
|
||
|
{ LM32BF_INSN_BGE, SEM_FN_NAME (lm32bf,bge) },
|
||
|
{ LM32BF_INSN_BGEU, SEM_FN_NAME (lm32bf,bgeu) },
|
||
|
{ LM32BF_INSN_BGU, SEM_FN_NAME (lm32bf,bgu) },
|
||
|
{ LM32BF_INSN_BNE, SEM_FN_NAME (lm32bf,bne) },
|
||
|
{ LM32BF_INSN_CALL, SEM_FN_NAME (lm32bf,call) },
|
||
|
{ LM32BF_INSN_CALLI, SEM_FN_NAME (lm32bf,calli) },
|
||
|
{ LM32BF_INSN_CMPE, SEM_FN_NAME (lm32bf,cmpe) },
|
||
|
{ LM32BF_INSN_CMPEI, SEM_FN_NAME (lm32bf,cmpei) },
|
||
|
{ LM32BF_INSN_CMPG, SEM_FN_NAME (lm32bf,cmpg) },
|
||
|
{ LM32BF_INSN_CMPGI, SEM_FN_NAME (lm32bf,cmpgi) },
|
||
|
{ LM32BF_INSN_CMPGE, SEM_FN_NAME (lm32bf,cmpge) },
|
||
|
{ LM32BF_INSN_CMPGEI, SEM_FN_NAME (lm32bf,cmpgei) },
|
||
|
{ LM32BF_INSN_CMPGEU, SEM_FN_NAME (lm32bf,cmpgeu) },
|
||
|
{ LM32BF_INSN_CMPGEUI, SEM_FN_NAME (lm32bf,cmpgeui) },
|
||
|
{ LM32BF_INSN_CMPGU, SEM_FN_NAME (lm32bf,cmpgu) },
|
||
|
{ LM32BF_INSN_CMPGUI, SEM_FN_NAME (lm32bf,cmpgui) },
|
||
|
{ LM32BF_INSN_CMPNE, SEM_FN_NAME (lm32bf,cmpne) },
|
||
|
{ LM32BF_INSN_CMPNEI, SEM_FN_NAME (lm32bf,cmpnei) },
|
||
|
{ LM32BF_INSN_DIVU, SEM_FN_NAME (lm32bf,divu) },
|
||
|
{ LM32BF_INSN_LB, SEM_FN_NAME (lm32bf,lb) },
|
||
|
{ LM32BF_INSN_LBU, SEM_FN_NAME (lm32bf,lbu) },
|
||
|
{ LM32BF_INSN_LH, SEM_FN_NAME (lm32bf,lh) },
|
||
|
{ LM32BF_INSN_LHU, SEM_FN_NAME (lm32bf,lhu) },
|
||
|
{ LM32BF_INSN_LW, SEM_FN_NAME (lm32bf,lw) },
|
||
|
{ LM32BF_INSN_MODU, SEM_FN_NAME (lm32bf,modu) },
|
||
|
{ LM32BF_INSN_MUL, SEM_FN_NAME (lm32bf,mul) },
|
||
|
{ LM32BF_INSN_MULI, SEM_FN_NAME (lm32bf,muli) },
|
||
|
{ LM32BF_INSN_NOR, SEM_FN_NAME (lm32bf,nor) },
|
||
|
{ LM32BF_INSN_NORI, SEM_FN_NAME (lm32bf,nori) },
|
||
|
{ LM32BF_INSN_OR, SEM_FN_NAME (lm32bf,or) },
|
||
|
{ LM32BF_INSN_ORI, SEM_FN_NAME (lm32bf,ori) },
|
||
|
{ LM32BF_INSN_ORHII, SEM_FN_NAME (lm32bf,orhii) },
|
||
|
{ LM32BF_INSN_RCSR, SEM_FN_NAME (lm32bf,rcsr) },
|
||
|
{ LM32BF_INSN_SB, SEM_FN_NAME (lm32bf,sb) },
|
||
|
{ LM32BF_INSN_SEXTB, SEM_FN_NAME (lm32bf,sextb) },
|
||
|
{ LM32BF_INSN_SEXTH, SEM_FN_NAME (lm32bf,sexth) },
|
||
|
{ LM32BF_INSN_SH, SEM_FN_NAME (lm32bf,sh) },
|
||
|
{ LM32BF_INSN_SL, SEM_FN_NAME (lm32bf,sl) },
|
||
|
{ LM32BF_INSN_SLI, SEM_FN_NAME (lm32bf,sli) },
|
||
|
{ LM32BF_INSN_SR, SEM_FN_NAME (lm32bf,sr) },
|
||
|
{ LM32BF_INSN_SRI, SEM_FN_NAME (lm32bf,sri) },
|
||
|
{ LM32BF_INSN_SRU, SEM_FN_NAME (lm32bf,sru) },
|
||
|
{ LM32BF_INSN_SRUI, SEM_FN_NAME (lm32bf,srui) },
|
||
|
{ LM32BF_INSN_SUB, SEM_FN_NAME (lm32bf,sub) },
|
||
|
{ LM32BF_INSN_SW, SEM_FN_NAME (lm32bf,sw) },
|
||
|
{ LM32BF_INSN_USER, SEM_FN_NAME (lm32bf,user) },
|
||
|
{ LM32BF_INSN_WCSR, SEM_FN_NAME (lm32bf,wcsr) },
|
||
|
{ LM32BF_INSN_XOR, SEM_FN_NAME (lm32bf,xor) },
|
||
|
{ LM32BF_INSN_XORI, SEM_FN_NAME (lm32bf,xori) },
|
||
|
{ LM32BF_INSN_XNOR, SEM_FN_NAME (lm32bf,xnor) },
|
||
|
{ LM32BF_INSN_XNORI, SEM_FN_NAME (lm32bf,xnori) },
|
||
|
{ LM32BF_INSN_BREAK, SEM_FN_NAME (lm32bf,break) },
|
||
|
{ LM32BF_INSN_SCALL, SEM_FN_NAME (lm32bf,scall) },
|
||
|
{ 0, 0 }
|
||
|
};
|
||
|
|
||
|
/* Add the semantic fns to IDESC_TABLE. */
|
||
|
|
||
|
void
|
||
|
SEM_FN_NAME (lm32bf,init_idesc_table) (SIM_CPU *current_cpu)
|
||
|
{
|
||
|
IDESC *idesc_table = CPU_IDESC (current_cpu);
|
||
|
const struct sem_fn_desc *sf;
|
||
|
int mach_num = MACH_NUM (CPU_MACH (current_cpu));
|
||
|
|
||
|
for (sf = &sem_fns[0]; sf->fn != 0; ++sf)
|
||
|
{
|
||
|
const CGEN_INSN *insn = idesc_table[sf->index].idata;
|
||
|
int valid_p = (CGEN_INSN_VIRTUAL_P (insn)
|
||
|
|| CGEN_INSN_MACH_HAS_P (insn, mach_num));
|
||
|
#if FAST_P
|
||
|
if (valid_p)
|
||
|
idesc_table[sf->index].sem_fast = sf->fn;
|
||
|
else
|
||
|
idesc_table[sf->index].sem_fast = SEM_FN_NAME (lm32bf,x_invalid);
|
||
|
#else
|
||
|
if (valid_p)
|
||
|
idesc_table[sf->index].sem_full = sf->fn;
|
||
|
else
|
||
|
idesc_table[sf->index].sem_full = SEM_FN_NAME (lm32bf,x_invalid);
|
||
|
#endif
|
||
|
}
|
||
|
}
|
||
|
|