828 lines
28 KiB
C
828 lines
28 KiB
C
/* Simulator instruction decoder for lm32bf.
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THIS FILE IS MACHINE GENERATED WITH CGEN.
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Copyright 1996-2013 Free Software Foundation, Inc.
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This file is part of the GNU simulators.
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This file is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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It is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#define WANT_CPU lm32bf
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#define WANT_CPU_LM32BF
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#include "sim-main.h"
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#include "sim-assert.h"
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/* The instruction descriptor array.
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This is computed at runtime. Space for it is not malloc'd to save a
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teensy bit of cpu in the decoder. Moving it to malloc space is trivial
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but won't be done until necessary (we don't currently support the runtime
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addition of instructions nor an SMP machine with different cpus). */
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static IDESC lm32bf_insn_data[LM32BF_INSN__MAX];
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/* Commas between elements are contained in the macros.
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Some of these are conditionally compiled out. */
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static const struct insn_sem lm32bf_insn_sem[] =
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{
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{ VIRTUAL_INSN_X_INVALID, LM32BF_INSN_X_INVALID, LM32BF_SFMT_EMPTY },
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{ VIRTUAL_INSN_X_AFTER, LM32BF_INSN_X_AFTER, LM32BF_SFMT_EMPTY },
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{ VIRTUAL_INSN_X_BEFORE, LM32BF_INSN_X_BEFORE, LM32BF_SFMT_EMPTY },
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{ VIRTUAL_INSN_X_CTI_CHAIN, LM32BF_INSN_X_CTI_CHAIN, LM32BF_SFMT_EMPTY },
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{ VIRTUAL_INSN_X_CHAIN, LM32BF_INSN_X_CHAIN, LM32BF_SFMT_EMPTY },
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{ VIRTUAL_INSN_X_BEGIN, LM32BF_INSN_X_BEGIN, LM32BF_SFMT_EMPTY },
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{ LM32_INSN_ADD, LM32BF_INSN_ADD, LM32BF_SFMT_ADD },
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{ LM32_INSN_ADDI, LM32BF_INSN_ADDI, LM32BF_SFMT_ADDI },
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{ LM32_INSN_AND, LM32BF_INSN_AND, LM32BF_SFMT_ADD },
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{ LM32_INSN_ANDI, LM32BF_INSN_ANDI, LM32BF_SFMT_ANDI },
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{ LM32_INSN_ANDHII, LM32BF_INSN_ANDHII, LM32BF_SFMT_ANDHII },
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{ LM32_INSN_B, LM32BF_INSN_B, LM32BF_SFMT_B },
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{ LM32_INSN_BI, LM32BF_INSN_BI, LM32BF_SFMT_BI },
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{ LM32_INSN_BE, LM32BF_INSN_BE, LM32BF_SFMT_BE },
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{ LM32_INSN_BG, LM32BF_INSN_BG, LM32BF_SFMT_BE },
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{ LM32_INSN_BGE, LM32BF_INSN_BGE, LM32BF_SFMT_BE },
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{ LM32_INSN_BGEU, LM32BF_INSN_BGEU, LM32BF_SFMT_BE },
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{ LM32_INSN_BGU, LM32BF_INSN_BGU, LM32BF_SFMT_BE },
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{ LM32_INSN_BNE, LM32BF_INSN_BNE, LM32BF_SFMT_BE },
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{ LM32_INSN_CALL, LM32BF_INSN_CALL, LM32BF_SFMT_CALL },
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{ LM32_INSN_CALLI, LM32BF_INSN_CALLI, LM32BF_SFMT_CALLI },
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{ LM32_INSN_CMPE, LM32BF_INSN_CMPE, LM32BF_SFMT_ADD },
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{ LM32_INSN_CMPEI, LM32BF_INSN_CMPEI, LM32BF_SFMT_ADDI },
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{ LM32_INSN_CMPG, LM32BF_INSN_CMPG, LM32BF_SFMT_ADD },
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{ LM32_INSN_CMPGI, LM32BF_INSN_CMPGI, LM32BF_SFMT_ADDI },
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{ LM32_INSN_CMPGE, LM32BF_INSN_CMPGE, LM32BF_SFMT_ADD },
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{ LM32_INSN_CMPGEI, LM32BF_INSN_CMPGEI, LM32BF_SFMT_ADDI },
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{ LM32_INSN_CMPGEU, LM32BF_INSN_CMPGEU, LM32BF_SFMT_ADD },
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{ LM32_INSN_CMPGEUI, LM32BF_INSN_CMPGEUI, LM32BF_SFMT_ANDI },
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{ LM32_INSN_CMPGU, LM32BF_INSN_CMPGU, LM32BF_SFMT_ADD },
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{ LM32_INSN_CMPGUI, LM32BF_INSN_CMPGUI, LM32BF_SFMT_ANDI },
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{ LM32_INSN_CMPNE, LM32BF_INSN_CMPNE, LM32BF_SFMT_ADD },
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{ LM32_INSN_CMPNEI, LM32BF_INSN_CMPNEI, LM32BF_SFMT_ADDI },
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{ LM32_INSN_DIVU, LM32BF_INSN_DIVU, LM32BF_SFMT_DIVU },
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{ LM32_INSN_LB, LM32BF_INSN_LB, LM32BF_SFMT_LB },
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{ LM32_INSN_LBU, LM32BF_INSN_LBU, LM32BF_SFMT_LB },
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{ LM32_INSN_LH, LM32BF_INSN_LH, LM32BF_SFMT_LH },
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{ LM32_INSN_LHU, LM32BF_INSN_LHU, LM32BF_SFMT_LH },
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{ LM32_INSN_LW, LM32BF_INSN_LW, LM32BF_SFMT_LW },
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{ LM32_INSN_MODU, LM32BF_INSN_MODU, LM32BF_SFMT_DIVU },
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{ LM32_INSN_MUL, LM32BF_INSN_MUL, LM32BF_SFMT_ADD },
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{ LM32_INSN_MULI, LM32BF_INSN_MULI, LM32BF_SFMT_ADDI },
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{ LM32_INSN_NOR, LM32BF_INSN_NOR, LM32BF_SFMT_ADD },
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{ LM32_INSN_NORI, LM32BF_INSN_NORI, LM32BF_SFMT_ANDI },
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{ LM32_INSN_OR, LM32BF_INSN_OR, LM32BF_SFMT_ADD },
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{ LM32_INSN_ORI, LM32BF_INSN_ORI, LM32BF_SFMT_ORI },
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{ LM32_INSN_ORHII, LM32BF_INSN_ORHII, LM32BF_SFMT_ANDHII },
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{ LM32_INSN_RCSR, LM32BF_INSN_RCSR, LM32BF_SFMT_RCSR },
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{ LM32_INSN_SB, LM32BF_INSN_SB, LM32BF_SFMT_SB },
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{ LM32_INSN_SEXTB, LM32BF_INSN_SEXTB, LM32BF_SFMT_SEXTB },
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{ LM32_INSN_SEXTH, LM32BF_INSN_SEXTH, LM32BF_SFMT_SEXTB },
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{ LM32_INSN_SH, LM32BF_INSN_SH, LM32BF_SFMT_SH },
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{ LM32_INSN_SL, LM32BF_INSN_SL, LM32BF_SFMT_ADD },
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{ LM32_INSN_SLI, LM32BF_INSN_SLI, LM32BF_SFMT_ADDI },
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{ LM32_INSN_SR, LM32BF_INSN_SR, LM32BF_SFMT_ADD },
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{ LM32_INSN_SRI, LM32BF_INSN_SRI, LM32BF_SFMT_ADDI },
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{ LM32_INSN_SRU, LM32BF_INSN_SRU, LM32BF_SFMT_ADD },
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{ LM32_INSN_SRUI, LM32BF_INSN_SRUI, LM32BF_SFMT_ADDI },
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{ LM32_INSN_SUB, LM32BF_INSN_SUB, LM32BF_SFMT_ADD },
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{ LM32_INSN_SW, LM32BF_INSN_SW, LM32BF_SFMT_SW },
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{ LM32_INSN_USER, LM32BF_INSN_USER, LM32BF_SFMT_USER },
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{ LM32_INSN_WCSR, LM32BF_INSN_WCSR, LM32BF_SFMT_WCSR },
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{ LM32_INSN_XOR, LM32BF_INSN_XOR, LM32BF_SFMT_ADD },
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{ LM32_INSN_XORI, LM32BF_INSN_XORI, LM32BF_SFMT_ANDI },
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{ LM32_INSN_XNOR, LM32BF_INSN_XNOR, LM32BF_SFMT_ADD },
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{ LM32_INSN_XNORI, LM32BF_INSN_XNORI, LM32BF_SFMT_ANDI },
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{ LM32_INSN_BREAK, LM32BF_INSN_BREAK, LM32BF_SFMT_BREAK },
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{ LM32_INSN_SCALL, LM32BF_INSN_SCALL, LM32BF_SFMT_BREAK },
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};
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static const struct insn_sem lm32bf_insn_sem_invalid =
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{
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VIRTUAL_INSN_X_INVALID, LM32BF_INSN_X_INVALID, LM32BF_SFMT_EMPTY
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};
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/* Initialize an IDESC from the compile-time computable parts. */
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static INLINE void
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init_idesc (SIM_CPU *cpu, IDESC *id, const struct insn_sem *t)
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{
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const CGEN_INSN *insn_table = CGEN_CPU_INSN_TABLE (CPU_CPU_DESC (cpu))->init_entries;
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id->num = t->index;
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id->sfmt = t->sfmt;
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if ((int) t->type <= 0)
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id->idata = & cgen_virtual_insn_table[- (int) t->type];
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else
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id->idata = & insn_table[t->type];
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id->attrs = CGEN_INSN_ATTRS (id->idata);
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/* Oh my god, a magic number. */
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id->length = CGEN_INSN_BITSIZE (id->idata) / 8;
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#if WITH_PROFILE_MODEL_P
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id->timing = & MODEL_TIMING (CPU_MODEL (cpu)) [t->index];
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{
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SIM_DESC sd = CPU_STATE (cpu);
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SIM_ASSERT (t->index == id->timing->num);
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}
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#endif
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/* Semantic pointers are initialized elsewhere. */
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}
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/* Initialize the instruction descriptor table. */
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void
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lm32bf_init_idesc_table (SIM_CPU *cpu)
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{
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IDESC *id,*tabend;
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const struct insn_sem *t,*tend;
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int tabsize = LM32BF_INSN__MAX;
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IDESC *table = lm32bf_insn_data;
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memset (table, 0, tabsize * sizeof (IDESC));
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/* First set all entries to the `invalid insn'. */
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t = & lm32bf_insn_sem_invalid;
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for (id = table, tabend = table + tabsize; id < tabend; ++id)
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init_idesc (cpu, id, t);
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/* Now fill in the values for the chosen cpu. */
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for (t = lm32bf_insn_sem, tend = t + sizeof (lm32bf_insn_sem) / sizeof (*t);
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t != tend; ++t)
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{
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init_idesc (cpu, & table[t->index], t);
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}
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/* Link the IDESC table into the cpu. */
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CPU_IDESC (cpu) = table;
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}
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/* Given an instruction, return a pointer to its IDESC entry. */
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const IDESC *
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lm32bf_decode (SIM_CPU *current_cpu, IADDR pc,
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CGEN_INSN_WORD base_insn, CGEN_INSN_WORD entire_insn,
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ARGBUF *abuf)
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{
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/* Result of decoder. */
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LM32BF_INSN_TYPE itype;
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{
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CGEN_INSN_WORD insn = base_insn;
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{
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unsigned int val = (((insn >> 26) & (63 << 0)));
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switch (val)
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{
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case 0 : itype = LM32BF_INSN_SRUI; goto extract_sfmt_addi;
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case 1 : itype = LM32BF_INSN_NORI; goto extract_sfmt_andi;
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case 2 : itype = LM32BF_INSN_MULI; goto extract_sfmt_addi;
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case 3 : itype = LM32BF_INSN_SH; goto extract_sfmt_sh;
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case 4 : itype = LM32BF_INSN_LB; goto extract_sfmt_lb;
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case 5 : itype = LM32BF_INSN_SRI; goto extract_sfmt_addi;
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case 6 : itype = LM32BF_INSN_XORI; goto extract_sfmt_andi;
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case 7 : itype = LM32BF_INSN_LH; goto extract_sfmt_lh;
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case 8 : itype = LM32BF_INSN_ANDI; goto extract_sfmt_andi;
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case 9 : itype = LM32BF_INSN_XNORI; goto extract_sfmt_andi;
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case 10 : itype = LM32BF_INSN_LW; goto extract_sfmt_lw;
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case 11 : itype = LM32BF_INSN_LHU; goto extract_sfmt_lh;
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case 12 : itype = LM32BF_INSN_SB; goto extract_sfmt_sb;
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case 13 : itype = LM32BF_INSN_ADDI; goto extract_sfmt_addi;
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case 14 : itype = LM32BF_INSN_ORI; goto extract_sfmt_ori;
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case 15 : itype = LM32BF_INSN_SLI; goto extract_sfmt_addi;
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case 16 : itype = LM32BF_INSN_LBU; goto extract_sfmt_lb;
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case 17 : itype = LM32BF_INSN_BE; goto extract_sfmt_be;
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case 18 : itype = LM32BF_INSN_BG; goto extract_sfmt_be;
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case 19 : itype = LM32BF_INSN_BGE; goto extract_sfmt_be;
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case 20 : itype = LM32BF_INSN_BGEU; goto extract_sfmt_be;
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case 21 : itype = LM32BF_INSN_BGU; goto extract_sfmt_be;
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case 22 : itype = LM32BF_INSN_SW; goto extract_sfmt_sw;
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case 23 : itype = LM32BF_INSN_BNE; goto extract_sfmt_be;
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case 24 : itype = LM32BF_INSN_ANDHII; goto extract_sfmt_andhii;
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case 25 : itype = LM32BF_INSN_CMPEI; goto extract_sfmt_addi;
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case 26 : itype = LM32BF_INSN_CMPGI; goto extract_sfmt_addi;
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case 27 : itype = LM32BF_INSN_CMPGEI; goto extract_sfmt_addi;
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case 28 : itype = LM32BF_INSN_CMPGEUI; goto extract_sfmt_andi;
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case 29 : itype = LM32BF_INSN_CMPGUI; goto extract_sfmt_andi;
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case 30 : itype = LM32BF_INSN_ORHII; goto extract_sfmt_andhii;
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case 31 : itype = LM32BF_INSN_CMPNEI; goto extract_sfmt_addi;
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case 32 :
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if ((entire_insn & 0xfc0007ff) == 0x80000000)
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{ itype = LM32BF_INSN_SRU; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 33 :
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if ((entire_insn & 0xfc0007ff) == 0x84000000)
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{ itype = LM32BF_INSN_NOR; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 34 :
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if ((entire_insn & 0xfc0007ff) == 0x88000000)
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{ itype = LM32BF_INSN_MUL; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 35 :
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if ((entire_insn & 0xfc0007ff) == 0x8c000000)
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{ itype = LM32BF_INSN_DIVU; goto extract_sfmt_divu; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 36 :
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if ((entire_insn & 0xfc1f07ff) == 0x90000000)
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{ itype = LM32BF_INSN_RCSR; goto extract_sfmt_rcsr; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 37 :
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if ((entire_insn & 0xfc0007ff) == 0x94000000)
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{ itype = LM32BF_INSN_SR; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 38 :
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if ((entire_insn & 0xfc0007ff) == 0x98000000)
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{ itype = LM32BF_INSN_XOR; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 40 :
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if ((entire_insn & 0xfc0007ff) == 0xa0000000)
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{ itype = LM32BF_INSN_AND; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 41 :
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if ((entire_insn & 0xfc0007ff) == 0xa4000000)
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{ itype = LM32BF_INSN_XNOR; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 43 :
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{
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unsigned int val = (((insn >> 1) & (1 << 1)) | ((insn >> 0) & (1 << 0)));
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switch (val)
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{
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case 0 :
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if ((entire_insn & 0xffffffff) == 0xac000002)
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{ itype = LM32BF_INSN_BREAK; goto extract_sfmt_break; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 3 :
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if ((entire_insn & 0xffffffff) == 0xac000007)
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{ itype = LM32BF_INSN_SCALL; goto extract_sfmt_break; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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default : itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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}
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}
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case 44 :
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if ((entire_insn & 0xfc1f07ff) == 0xb0000000)
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{ itype = LM32BF_INSN_SEXTB; goto extract_sfmt_sextb; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 45 :
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if ((entire_insn & 0xfc0007ff) == 0xb4000000)
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{ itype = LM32BF_INSN_ADD; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 46 :
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if ((entire_insn & 0xfc0007ff) == 0xb8000000)
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{ itype = LM32BF_INSN_OR; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 47 :
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if ((entire_insn & 0xfc0007ff) == 0xbc000000)
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{ itype = LM32BF_INSN_SL; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 48 :
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if ((entire_insn & 0xfc1fffff) == 0xc0000000)
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{ itype = LM32BF_INSN_B; goto extract_sfmt_b; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 49 :
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if ((entire_insn & 0xfc0007ff) == 0xc4000000)
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{ itype = LM32BF_INSN_MODU; goto extract_sfmt_divu; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 50 :
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if ((entire_insn & 0xfc0007ff) == 0xc8000000)
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{ itype = LM32BF_INSN_SUB; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 51 : itype = LM32BF_INSN_USER; goto extract_sfmt_user;
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case 52 :
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if ((entire_insn & 0xfc00ffff) == 0xd0000000)
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{ itype = LM32BF_INSN_WCSR; goto extract_sfmt_wcsr; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 54 :
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if ((entire_insn & 0xfc1fffff) == 0xd8000000)
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{ itype = LM32BF_INSN_CALL; goto extract_sfmt_call; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 55 :
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if ((entire_insn & 0xfc1f07ff) == 0xdc000000)
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{ itype = LM32BF_INSN_SEXTH; goto extract_sfmt_sextb; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 56 : itype = LM32BF_INSN_BI; goto extract_sfmt_bi;
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case 57 :
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if ((entire_insn & 0xfc0007ff) == 0xe4000000)
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{ itype = LM32BF_INSN_CMPE; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 58 :
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if ((entire_insn & 0xfc0007ff) == 0xe8000000)
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{ itype = LM32BF_INSN_CMPG; goto extract_sfmt_add; }
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itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
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case 59 :
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if ((entire_insn & 0xfc0007ff) == 0xec000000)
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{ itype = LM32BF_INSN_CMPGE; goto extract_sfmt_add; }
|
|
itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
|
|
case 60 :
|
|
if ((entire_insn & 0xfc0007ff) == 0xf0000000)
|
|
{ itype = LM32BF_INSN_CMPGEU; goto extract_sfmt_add; }
|
|
itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
|
|
case 61 :
|
|
if ((entire_insn & 0xfc0007ff) == 0xf4000000)
|
|
{ itype = LM32BF_INSN_CMPGU; goto extract_sfmt_add; }
|
|
itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
|
|
case 62 : itype = LM32BF_INSN_CALLI; goto extract_sfmt_calli;
|
|
case 63 :
|
|
if ((entire_insn & 0xfc0007ff) == 0xfc000000)
|
|
{ itype = LM32BF_INSN_CMPNE; goto extract_sfmt_add; }
|
|
itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
|
|
default : itype = LM32BF_INSN_X_INVALID; goto extract_sfmt_empty;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* The instruction has been decoded, now extract the fields. */
|
|
|
|
extract_sfmt_empty:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
#define FLD(f) abuf->fields.sfmt_empty.f
|
|
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_empty", (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_add:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_user.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
UINT f_r2;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_r2 = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
FLD (f_r2) = f_r2;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_add", "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, "f_r2 0x%x", 'x', f_r2, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_addi:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
INT f_imm;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_imm = EXTRACT_LSB0_SINT (insn, 32, 15, 16);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_imm) = f_imm;
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_addi", "f_imm 0x%x", 'x', f_imm, "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_andi:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_andi.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
UINT f_uimm;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_uimm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_uimm) = f_uimm;
|
|
FLD (f_r1) = f_r1;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_andi", "f_r0 0x%x", 'x', f_r0, "f_uimm 0x%x", 'x', f_uimm, "f_r1 0x%x", 'x', f_r1, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_andhii:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_andi.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
UINT f_uimm;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_uimm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_uimm) = f_uimm;
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_andhii", "f_uimm 0x%x", 'x', f_uimm, "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_b:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_be.f
|
|
UINT f_r0;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_r0) = f_r0;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_b", "f_r0 0x%x", 'x', f_r0, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_bi:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_bi.f
|
|
SI f_call;
|
|
|
|
f_call = ((pc) + (((SI) (((EXTRACT_LSB0_SINT (insn, 32, 25, 26)) << (6))) >> (4))));
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (i_call) = f_call;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_bi", "call 0x%x", 'x', f_call, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_be:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_be.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
SI f_branch;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_branch = ((pc) + (((SI) (((EXTRACT_LSB0_SINT (insn, 32, 15, 16)) << (16))) >> (14))));
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
FLD (i_branch) = f_branch;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_be", "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, "branch 0x%x", 'x', f_branch, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_call:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_be.f
|
|
UINT f_r0;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_r0) = f_r0;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_call", "f_r0 0x%x", 'x', f_r0, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_calli:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_bi.f
|
|
SI f_call;
|
|
|
|
f_call = ((pc) + (((SI) (((EXTRACT_LSB0_SINT (insn, 32, 25, 26)) << (6))) >> (4))));
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (i_call) = f_call;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_calli", "call 0x%x", 'x', f_call, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_divu:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_user.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
UINT f_r2;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_r2 = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
FLD (f_r2) = f_r2;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_divu", "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, "f_r2 0x%x", 'x', f_r2, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_lb:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
INT f_imm;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_imm = EXTRACT_LSB0_SINT (insn, 32, 15, 16);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_imm) = f_imm;
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_lb", "f_imm 0x%x", 'x', f_imm, "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_lh:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
INT f_imm;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_imm = EXTRACT_LSB0_SINT (insn, 32, 15, 16);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_imm) = f_imm;
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_lh", "f_imm 0x%x", 'x', f_imm, "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_lw:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
INT f_imm;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_imm = EXTRACT_LSB0_SINT (insn, 32, 15, 16);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_imm) = f_imm;
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_lw", "f_imm 0x%x", 'x', f_imm, "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_ori:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_andi.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
UINT f_uimm;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_uimm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_uimm) = f_uimm;
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_ori", "f_uimm 0x%x", 'x', f_uimm, "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_rcsr:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_rcsr.f
|
|
UINT f_csr;
|
|
UINT f_r2;
|
|
|
|
f_csr = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r2 = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_csr) = f_csr;
|
|
FLD (f_r2) = f_r2;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_rcsr", "f_csr 0x%x", 'x', f_csr, "f_r2 0x%x", 'x', f_r2, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_sb:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
INT f_imm;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_imm = EXTRACT_LSB0_SINT (insn, 32, 15, 16);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_imm) = f_imm;
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_sb", "f_imm 0x%x", 'x', f_imm, "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_sextb:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_user.f
|
|
UINT f_r0;
|
|
UINT f_r2;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r2 = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r2) = f_r2;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_sextb", "f_r0 0x%x", 'x', f_r0, "f_r2 0x%x", 'x', f_r2, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_sh:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
INT f_imm;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_imm = EXTRACT_LSB0_SINT (insn, 32, 15, 16);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_imm) = f_imm;
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_sh", "f_imm 0x%x", 'x', f_imm, "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_sw:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_addi.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
INT f_imm;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_imm = EXTRACT_LSB0_SINT (insn, 32, 15, 16);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_imm) = f_imm;
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_sw", "f_imm 0x%x", 'x', f_imm, "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_user:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_user.f
|
|
UINT f_r0;
|
|
UINT f_r1;
|
|
UINT f_r2;
|
|
UINT f_user;
|
|
|
|
f_r0 = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
f_r2 = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
|
|
f_user = EXTRACT_LSB0_UINT (insn, 32, 10, 11);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_r0) = f_r0;
|
|
FLD (f_r1) = f_r1;
|
|
FLD (f_user) = f_user;
|
|
FLD (f_r2) = f_r2;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_user", "f_r0 0x%x", 'x', f_r0, "f_r1 0x%x", 'x', f_r1, "f_user 0x%x", 'x', f_user, "f_r2 0x%x", 'x', f_r2, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_wcsr:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
CGEN_INSN_WORD insn = entire_insn;
|
|
#define FLD(f) abuf->fields.sfmt_wcsr.f
|
|
UINT f_csr;
|
|
UINT f_r1;
|
|
|
|
f_csr = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
|
|
f_r1 = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
FLD (f_csr) = f_csr;
|
|
FLD (f_r1) = f_r1;
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_wcsr", "f_csr 0x%x", 'x', f_csr, "f_r1 0x%x", 'x', f_r1, (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
extract_sfmt_break:
|
|
{
|
|
const IDESC *idesc = &lm32bf_insn_data[itype];
|
|
#define FLD(f) abuf->fields.sfmt_empty.f
|
|
|
|
|
|
/* Record the fields for the semantic handler. */
|
|
TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_break", (char *) 0));
|
|
|
|
#undef FLD
|
|
return idesc;
|
|
}
|
|
|
|
}
|