mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-06 00:34:26 +08:00
3629 lines
70 KiB
C
3629 lines
70 KiB
C
#include "config.h"
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#include <signal.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include "d10v_sim.h"
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#include "simops.h"
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#include "targ-vals.h"
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extern char *strrchr ();
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enum op_types {
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OP_VOID,
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OP_REG,
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OP_REG_OUTPUT,
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OP_DREG,
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OP_DREG_OUTPUT,
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OP_ACCUM,
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OP_ACCUM_OUTPUT,
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OP_ACCUM_REVERSE,
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OP_CR,
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OP_CR_OUTPUT,
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OP_CR_REVERSE,
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OP_FLAG,
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OP_FLAG_OUTPUT,
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OP_CONSTANT16,
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OP_CONSTANT8,
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OP_CONSTANT3,
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OP_CONSTANT4,
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OP_MEMREF,
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OP_MEMREF2,
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OP_MEMREF3,
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OP_POSTDEC,
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OP_POSTINC,
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OP_PREDEC,
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OP_R0,
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OP_R1,
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OP_R2,
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};
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enum {
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PSW_MASK = (PSW_SM_BIT
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| PSW_EA_BIT
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| PSW_DB_BIT
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| PSW_IE_BIT
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| PSW_RP_BIT
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| PSW_MD_BIT
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| PSW_FX_BIT
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| PSW_ST_BIT
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| PSW_F0_BIT
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| PSW_F1_BIT
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| PSW_C_BIT),
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/* The following bits in the PSW _can't_ be set by instructions such
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as mvtc. */
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PSW_HW_MASK = (PSW_MASK | PSW_DM_BIT)
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};
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reg_t
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move_to_cr (int cr, reg_t mask, reg_t val, int psw_hw_p)
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{
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/* A MASK bit is set when the corresponding bit in the CR should
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be left alone */
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/* This assumes that (VAL & MASK) == 0 */
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switch (cr)
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{
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case PSW_CR:
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if (psw_hw_p)
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val &= PSW_HW_MASK;
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else
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val &= PSW_MASK;
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if ((mask & PSW_SM_BIT) == 0)
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{
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int new_psw_sm = (val & PSW_SM_BIT) != 0;
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/* save old SP */
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SET_HELD_SP (PSW_SM, GPR (SP_IDX));
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if (PSW_SM != new_psw_sm)
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/* restore new SP */
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SET_GPR (SP_IDX, HELD_SP (new_psw_sm));
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}
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if ((mask & (PSW_ST_BIT | PSW_FX_BIT)) == 0)
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{
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if (val & PSW_ST_BIT && !(val & PSW_FX_BIT))
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{
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(*d10v_callback->printf_filtered)
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(d10v_callback,
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"ERROR at PC 0x%x: ST can only be set when FX is set.\n",
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PC<<2);
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State.exception = SIGILL;
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}
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}
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/* keep an up-to-date psw around for tracing */
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State.trace.psw = (State.trace.psw & mask) | val;
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break;
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case BPSW_CR:
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case DPSW_CR:
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/* Just like PSW, mask things like DM out. */
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if (psw_hw_p)
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val &= PSW_HW_MASK;
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else
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val &= PSW_MASK;
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break;
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case MOD_S_CR:
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case MOD_E_CR:
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val &= ~1;
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break;
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default:
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break;
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}
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/* only issue an update if the register is being changed */
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if ((State.cregs[cr] & ~mask) != val)
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SLOT_PEND_MASK (State.cregs[cr], mask, val);
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return val;
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}
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#ifdef DEBUG
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static void trace_input_func PARAMS ((char *name,
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enum op_types in1,
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enum op_types in2,
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enum op_types in3));
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#define trace_input(name, in1, in2, in3) do { if (d10v_debug) trace_input_func (name, in1, in2, in3); } while (0)
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#ifndef SIZE_INSTRUCTION
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#define SIZE_INSTRUCTION 8
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#endif
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#ifndef SIZE_OPERANDS
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#define SIZE_OPERANDS 18
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#endif
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#ifndef SIZE_VALUES
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#define SIZE_VALUES 13
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#endif
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#ifndef SIZE_LOCATION
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#define SIZE_LOCATION 20
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#endif
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#ifndef SIZE_PC
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#define SIZE_PC 6
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#endif
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#ifndef SIZE_LINE_NUMBER
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#define SIZE_LINE_NUMBER 4
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#endif
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static void
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trace_input_func (name, in1, in2, in3)
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char *name;
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enum op_types in1;
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enum op_types in2;
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enum op_types in3;
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{
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char *comma;
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enum op_types in[3];
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int i;
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char buf[1024];
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char *p;
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long tmp;
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char *type;
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const char *filename;
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const char *functionname;
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unsigned int linenumber;
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bfd_vma byte_pc;
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if ((d10v_debug & DEBUG_TRACE) == 0)
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return;
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switch (State.ins_type)
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{
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default:
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case INS_UNKNOWN: type = " ?"; break;
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case INS_LEFT: type = " L"; break;
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case INS_RIGHT: type = " R"; break;
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case INS_LEFT_PARALLEL: type = "*L"; break;
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case INS_RIGHT_PARALLEL: type = "*R"; break;
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case INS_LEFT_COND_TEST: type = "?L"; break;
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case INS_RIGHT_COND_TEST: type = "?R"; break;
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case INS_LEFT_COND_EXE: type = "&L"; break;
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case INS_RIGHT_COND_EXE: type = "&R"; break;
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case INS_LONG: type = " B"; break;
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}
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if ((d10v_debug & DEBUG_LINE_NUMBER) == 0)
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(*d10v_callback->printf_filtered) (d10v_callback,
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"0x%.*x %s: %-*s ",
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SIZE_PC, (unsigned)PC,
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type,
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SIZE_INSTRUCTION, name);
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else
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{
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buf[0] = '\0';
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byte_pc = decode_pc ();
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if (text && byte_pc >= text_start && byte_pc < text_end)
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{
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filename = (const char *)0;
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functionname = (const char *)0;
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linenumber = 0;
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if (bfd_find_nearest_line (prog_bfd, text, (struct symbol_cache_entry **)0, byte_pc - text_start,
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&filename, &functionname, &linenumber))
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{
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p = buf;
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if (linenumber)
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{
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sprintf (p, "#%-*d ", SIZE_LINE_NUMBER, linenumber);
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p += strlen (p);
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}
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else
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{
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sprintf (p, "%-*s ", SIZE_LINE_NUMBER+1, "---");
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p += SIZE_LINE_NUMBER+2;
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}
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if (functionname)
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{
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sprintf (p, "%s ", functionname);
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p += strlen (p);
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}
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else if (filename)
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{
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char *q = strrchr (filename, '/');
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sprintf (p, "%s ", (q) ? q+1 : filename);
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p += strlen (p);
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}
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if (*p == ' ')
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*p = '\0';
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}
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}
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(*d10v_callback->printf_filtered) (d10v_callback,
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"0x%.*x %s: %-*.*s %-*s ",
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SIZE_PC, (unsigned)PC,
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type,
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SIZE_LOCATION, SIZE_LOCATION, buf,
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SIZE_INSTRUCTION, name);
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}
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in[0] = in1;
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in[1] = in2;
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in[2] = in3;
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comma = "";
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p = buf;
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for (i = 0; i < 3; i++)
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{
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switch (in[i])
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{
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case OP_VOID:
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case OP_R0:
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case OP_R1:
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case OP_R2:
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break;
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case OP_REG:
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case OP_REG_OUTPUT:
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case OP_DREG:
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case OP_DREG_OUTPUT:
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sprintf (p, "%sr%d", comma, OP[i]);
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p += strlen (p);
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comma = ",";
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break;
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case OP_CR:
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case OP_CR_OUTPUT:
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case OP_CR_REVERSE:
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sprintf (p, "%scr%d", comma, OP[i]);
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p += strlen (p);
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comma = ",";
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break;
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case OP_ACCUM:
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case OP_ACCUM_OUTPUT:
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case OP_ACCUM_REVERSE:
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sprintf (p, "%sa%d", comma, OP[i]);
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p += strlen (p);
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comma = ",";
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break;
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case OP_CONSTANT16:
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sprintf (p, "%s%d", comma, OP[i]);
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p += strlen (p);
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comma = ",";
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break;
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case OP_CONSTANT8:
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sprintf (p, "%s%d", comma, SEXT8(OP[i]));
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p += strlen (p);
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comma = ",";
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break;
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case OP_CONSTANT4:
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sprintf (p, "%s%d", comma, SEXT4(OP[i]));
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p += strlen (p);
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comma = ",";
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break;
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case OP_CONSTANT3:
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sprintf (p, "%s%d", comma, SEXT3(OP[i]));
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p += strlen (p);
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comma = ",";
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break;
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case OP_MEMREF:
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sprintf (p, "%s@r%d", comma, OP[i]);
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p += strlen (p);
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comma = ",";
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break;
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case OP_MEMREF2:
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sprintf (p, "%s@(%d,r%d)", comma, (int16)OP[i], OP[i+1]);
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p += strlen (p);
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comma = ",";
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break;
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case OP_MEMREF3:
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sprintf (p, "%s@%d", comma, OP[i]);
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p += strlen (p);
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comma = ",";
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break;
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case OP_POSTINC:
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sprintf (p, "%s@r%d+", comma, OP[i]);
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p += strlen (p);
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comma = ",";
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break;
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case OP_POSTDEC:
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sprintf (p, "%s@r%d-", comma, OP[i]);
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p += strlen (p);
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comma = ",";
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break;
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case OP_PREDEC:
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sprintf (p, "%s@-r%d", comma, OP[i]);
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p += strlen (p);
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comma = ",";
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break;
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case OP_FLAG:
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case OP_FLAG_OUTPUT:
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if (OP[i] == 0)
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sprintf (p, "%sf0", comma);
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else if (OP[i] == 1)
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sprintf (p, "%sf1", comma);
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else
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sprintf (p, "%sc", comma);
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p += strlen (p);
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comma = ",";
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break;
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}
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}
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if ((d10v_debug & DEBUG_VALUES) == 0)
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{
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*p++ = '\n';
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*p = '\0';
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(*d10v_callback->printf_filtered) (d10v_callback, "%s", buf);
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}
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else
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{
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*p = '\0';
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(*d10v_callback->printf_filtered) (d10v_callback, "%-*s", SIZE_OPERANDS, buf);
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p = buf;
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for (i = 0; i < 3; i++)
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{
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buf[0] = '\0';
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switch (in[i])
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{
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case OP_VOID:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s", SIZE_VALUES, "");
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break;
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case OP_REG_OUTPUT:
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case OP_DREG_OUTPUT:
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case OP_CR_OUTPUT:
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case OP_ACCUM_OUTPUT:
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case OP_FLAG_OUTPUT:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s", SIZE_VALUES, "---");
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break;
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case OP_REG:
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case OP_MEMREF:
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case OP_POSTDEC:
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case OP_POSTINC:
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case OP_PREDEC:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
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(uint16) GPR (OP[i]));
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break;
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case OP_MEMREF3:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", (uint16) OP[i]);
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break;
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case OP_DREG:
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tmp = (long)((((uint32) GPR (OP[i])) << 16) | ((uint32) GPR (OP[i] + 1)));
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.8lx", SIZE_VALUES-10, "", tmp);
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break;
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case OP_CR:
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case OP_CR_REVERSE:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
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(uint16) CREG (OP[i]));
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break;
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case OP_ACCUM:
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case OP_ACCUM_REVERSE:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.2x%.8lx", SIZE_VALUES-12, "",
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((int)(ACC (OP[i]) >> 32) & 0xff),
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((unsigned long) ACC (OP[i])) & 0xffffffff);
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break;
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case OP_CONSTANT16:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
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(uint16)OP[i]);
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break;
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case OP_CONSTANT4:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
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(uint16)SEXT4(OP[i]));
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break;
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case OP_CONSTANT8:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
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(uint16)SEXT8(OP[i]));
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break;
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case OP_CONSTANT3:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
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(uint16)SEXT3(OP[i]));
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break;
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case OP_FLAG:
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if (OP[i] == 0)
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(*d10v_callback->printf_filtered) (d10v_callback, "%*sF0 = %d", SIZE_VALUES-6, "",
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PSW_F0 != 0);
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else if (OP[i] == 1)
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(*d10v_callback->printf_filtered) (d10v_callback, "%*sF1 = %d", SIZE_VALUES-6, "",
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PSW_F1 != 0);
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else
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(*d10v_callback->printf_filtered) (d10v_callback, "%*sC = %d", SIZE_VALUES-5, "",
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PSW_C != 0);
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break;
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case OP_MEMREF2:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
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(uint16)OP[i]);
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
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(uint16)GPR (OP[i + 1]));
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i++;
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break;
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case OP_R0:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
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(uint16) GPR (0));
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break;
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case OP_R1:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
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(uint16) GPR (1));
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break;
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case OP_R2:
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(*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
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(uint16) GPR (2));
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break;
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}
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}
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}
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|
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(*d10v_callback->flush_stdout) (d10v_callback);
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}
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static void
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do_trace_output_flush (void)
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{
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(*d10v_callback->flush_stdout) (d10v_callback);
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}
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|
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static void
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do_trace_output_finish (void)
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{
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(*d10v_callback->printf_filtered) (d10v_callback,
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" F0=%d F1=%d C=%d\n",
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(State.trace.psw & PSW_F0_BIT) != 0,
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(State.trace.psw & PSW_F1_BIT) != 0,
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(State.trace.psw & PSW_C_BIT) != 0);
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(*d10v_callback->flush_stdout) (d10v_callback);
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}
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|
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static void
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trace_output_40 (uint64 val)
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{
|
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if ((d10v_debug & (DEBUG_TRACE | DEBUG_VALUES)) == (DEBUG_TRACE | DEBUG_VALUES))
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{
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(*d10v_callback->printf_filtered) (d10v_callback,
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" :: %*s0x%.2x%.8lx",
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SIZE_VALUES - 12,
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"",
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((int)(val >> 32) & 0xff),
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((unsigned long) val) & 0xffffffff);
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do_trace_output_finish ();
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}
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|
}
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|
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static void
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trace_output_32 (uint32 val)
|
|
{
|
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if ((d10v_debug & (DEBUG_TRACE | DEBUG_VALUES)) == (DEBUG_TRACE | DEBUG_VALUES))
|
|
{
|
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(*d10v_callback->printf_filtered) (d10v_callback,
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" :: %*s0x%.8x",
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SIZE_VALUES - 10,
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"",
|
|
(int) val);
|
|
do_trace_output_finish ();
|
|
}
|
|
}
|
|
|
|
static void
|
|
trace_output_16 (uint16 val)
|
|
{
|
|
if ((d10v_debug & (DEBUG_TRACE | DEBUG_VALUES)) == (DEBUG_TRACE | DEBUG_VALUES))
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback,
|
|
" :: %*s0x%.4x",
|
|
SIZE_VALUES - 6,
|
|
"",
|
|
(int) val);
|
|
do_trace_output_finish ();
|
|
}
|
|
}
|
|
|
|
static void
|
|
trace_output_void ()
|
|
{
|
|
if ((d10v_debug & (DEBUG_TRACE | DEBUG_VALUES)) == (DEBUG_TRACE | DEBUG_VALUES))
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "\n");
|
|
do_trace_output_flush ();
|
|
}
|
|
}
|
|
|
|
static void
|
|
trace_output_flag ()
|
|
{
|
|
if ((d10v_debug & (DEBUG_TRACE | DEBUG_VALUES)) == (DEBUG_TRACE | DEBUG_VALUES))
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback,
|
|
" :: %*s",
|
|
SIZE_VALUES,
|
|
"");
|
|
do_trace_output_finish ();
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
#else
|
|
#define trace_input(NAME, IN1, IN2, IN3)
|
|
#define trace_output(RESULT)
|
|
#endif
|
|
|
|
/* abs */
|
|
void
|
|
OP_4607 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("abs", OP_REG, OP_VOID, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
tmp = GPR(OP[0]);
|
|
if (tmp < 0)
|
|
{
|
|
tmp = - tmp;
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
SET_PSW_F0 (0);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* abs */
|
|
void
|
|
OP_5607 ()
|
|
{
|
|
int64 tmp;
|
|
trace_input ("abs", OP_ACCUM, OP_VOID, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
|
|
tmp = SEXT40 (ACC (OP[0]));
|
|
if (tmp < 0 )
|
|
{
|
|
tmp = - tmp;
|
|
if (PSW_ST)
|
|
{
|
|
if (tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else if (tmp < SEXT40(MIN32))
|
|
tmp = (MIN32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
tmp = (tmp & MASK40);
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* add */
|
|
void
|
|
OP_200 ()
|
|
{
|
|
uint16 a = GPR (OP[0]);
|
|
uint16 b = GPR (OP[1]);
|
|
uint16 tmp = (a + b);
|
|
trace_input ("add", OP_REG, OP_REG, OP_VOID);
|
|
SET_PSW_C (a > tmp);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* add */
|
|
void
|
|
OP_1201 ()
|
|
{
|
|
int64 tmp;
|
|
tmp = SEXT40(ACC (OP[0])) + (SEXT16 (GPR (OP[1])) << 16 | GPR (OP[1] + 1));
|
|
|
|
trace_input ("add", OP_ACCUM, OP_REG, OP_VOID);
|
|
if (PSW_ST)
|
|
{
|
|
if (tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else if (tmp < SEXT40(MIN32))
|
|
tmp = (MIN32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* add */
|
|
void
|
|
OP_1203 ()
|
|
{
|
|
int64 tmp;
|
|
tmp = SEXT40(ACC (OP[0])) + SEXT40(ACC (OP[1]));
|
|
|
|
trace_input ("add", OP_ACCUM, OP_ACCUM, OP_VOID);
|
|
if (PSW_ST)
|
|
{
|
|
if (tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else if (tmp < SEXT40(MIN32))
|
|
tmp = (MIN32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* add2w */
|
|
void
|
|
OP_1200 ()
|
|
{
|
|
uint32 tmp;
|
|
uint32 a = (GPR (OP[0])) << 16 | GPR (OP[0] + 1);
|
|
uint32 b = (GPR (OP[1])) << 16 | GPR (OP[1] + 1);
|
|
trace_input ("add2w", OP_DREG, OP_DREG, OP_VOID);
|
|
tmp = a + b;
|
|
SET_PSW_C (tmp < a);
|
|
SET_GPR (OP[0] + 0, (tmp >> 16));
|
|
SET_GPR (OP[0] + 1, (tmp & 0xFFFF));
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* add3 */
|
|
void
|
|
OP_1000000 ()
|
|
{
|
|
uint16 a = GPR (OP[1]);
|
|
uint16 b = OP[2];
|
|
uint16 tmp = (a + b);
|
|
trace_input ("add3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16);
|
|
SET_PSW_C (tmp < a);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* addac3 */
|
|
void
|
|
OP_17000200 ()
|
|
{
|
|
int64 tmp;
|
|
tmp = SEXT40(ACC (OP[2])) + SEXT40 ((GPR (OP[1]) << 16) | GPR (OP[1] + 1));
|
|
|
|
trace_input ("addac3", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM);
|
|
SET_GPR (OP[0] + 0, ((tmp >> 16) & 0xffff));
|
|
SET_GPR (OP[0] + 1, (tmp & 0xffff));
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* addac3 */
|
|
void
|
|
OP_17000202 ()
|
|
{
|
|
int64 tmp;
|
|
tmp = SEXT40(ACC (OP[1])) + SEXT40(ACC (OP[2]));
|
|
|
|
trace_input ("addac3", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM);
|
|
SET_GPR (OP[0] + 0, (tmp >> 16) & 0xffff);
|
|
SET_GPR (OP[0] + 1, tmp & 0xffff);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* addac3s */
|
|
void
|
|
OP_17001200 ()
|
|
{
|
|
int64 tmp;
|
|
SET_PSW_F1 (PSW_F0);
|
|
|
|
trace_input ("addac3s", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM);
|
|
tmp = SEXT40 (ACC (OP[2])) + SEXT40 ((GPR (OP[1]) << 16) | GPR (OP[1] + 1));
|
|
if (tmp > SEXT40(MAX32))
|
|
{
|
|
tmp = (MAX32);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else if (tmp < SEXT40(MIN32))
|
|
{
|
|
tmp = (MIN32);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_GPR (OP[0] + 0, (tmp >> 16) & 0xffff);
|
|
SET_GPR (OP[0] + 1, (tmp & 0xffff));
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* addac3s */
|
|
void
|
|
OP_17001202 ()
|
|
{
|
|
int64 tmp;
|
|
SET_PSW_F1 (PSW_F0);
|
|
|
|
trace_input ("addac3s", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM);
|
|
tmp = SEXT40(ACC (OP[1])) + SEXT40(ACC (OP[2]));
|
|
if (tmp > SEXT40(MAX32))
|
|
{
|
|
tmp = (MAX32);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else if (tmp < SEXT40(MIN32))
|
|
{
|
|
tmp = (MIN32);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_GPR (OP[0] + 0, (tmp >> 16) & 0xffff);
|
|
SET_GPR (OP[0] + 1, (tmp & 0xffff));
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* addi */
|
|
void
|
|
OP_201 ()
|
|
{
|
|
uint16 a = GPR (OP[0]);
|
|
uint16 b;
|
|
uint16 tmp;
|
|
if (OP[1] == 0)
|
|
OP[1] = 16;
|
|
b = OP[1];
|
|
tmp = (a + b);
|
|
trace_input ("addi", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
SET_PSW_C (tmp < a);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* and */
|
|
void
|
|
OP_C00 ()
|
|
{
|
|
uint16 tmp = GPR (OP[0]) & GPR (OP[1]);
|
|
trace_input ("and", OP_REG, OP_REG, OP_VOID);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* and3 */
|
|
void
|
|
OP_6000000 ()
|
|
{
|
|
uint16 tmp = GPR (OP[1]) & OP[2];
|
|
trace_input ("and3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* bclri */
|
|
void
|
|
OP_C01 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("bclri", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
tmp = (GPR (OP[0]) &~(0x8000 >> OP[1]));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* bl.s */
|
|
void
|
|
OP_4900 ()
|
|
{
|
|
trace_input ("bl.s", OP_CONSTANT8, OP_R0, OP_R1);
|
|
SET_GPR (13, PC + 1);
|
|
JMP( PC + SEXT8 (OP[0]));
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* bl.l */
|
|
void
|
|
OP_24800000 ()
|
|
{
|
|
trace_input ("bl.l", OP_CONSTANT16, OP_R0, OP_R1);
|
|
SET_GPR (13, (PC + 1));
|
|
JMP (PC + OP[0]);
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* bnoti */
|
|
void
|
|
OP_A01 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("bnoti", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
tmp = (GPR (OP[0]) ^ (0x8000 >> OP[1]));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* bra.s */
|
|
void
|
|
OP_4800 ()
|
|
{
|
|
trace_input ("bra.s", OP_CONSTANT8, OP_VOID, OP_VOID);
|
|
JMP (PC + SEXT8 (OP[0]));
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* bra.l */
|
|
void
|
|
OP_24000000 ()
|
|
{
|
|
trace_input ("bra.l", OP_CONSTANT16, OP_VOID, OP_VOID);
|
|
JMP (PC + OP[0]);
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* brf0f.s */
|
|
void
|
|
OP_4A00 ()
|
|
{
|
|
trace_input ("brf0f.s", OP_CONSTANT8, OP_VOID, OP_VOID);
|
|
if (!PSW_F0)
|
|
JMP (PC + SEXT8 (OP[0]));
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* brf0f.l */
|
|
void
|
|
OP_25000000 ()
|
|
{
|
|
trace_input ("brf0f.l", OP_CONSTANT16, OP_VOID, OP_VOID);
|
|
if (!PSW_F0)
|
|
JMP (PC + OP[0]);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* brf0t.s */
|
|
void
|
|
OP_4B00 ()
|
|
{
|
|
trace_input ("brf0t.s", OP_CONSTANT8, OP_VOID, OP_VOID);
|
|
if (PSW_F0)
|
|
JMP (PC + SEXT8 (OP[0]));
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* brf0t.l */
|
|
void
|
|
OP_25800000 ()
|
|
{
|
|
trace_input ("brf0t.l", OP_CONSTANT16, OP_VOID, OP_VOID);
|
|
if (PSW_F0)
|
|
JMP (PC + OP[0]);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* bseti */
|
|
void
|
|
OP_801 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("bseti", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
tmp = (GPR (OP[0]) | (0x8000 >> OP[1]));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* btsti */
|
|
void
|
|
OP_E01 ()
|
|
{
|
|
trace_input ("btsti", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
SET_PSW_F0 ((GPR (OP[0]) & (0x8000 >> OP[1])) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* clrac */
|
|
void
|
|
OP_5601 ()
|
|
{
|
|
trace_input ("clrac", OP_ACCUM_OUTPUT, OP_VOID, OP_VOID);
|
|
SET_ACC (OP[0], 0);
|
|
trace_output_40 (0);
|
|
}
|
|
|
|
/* cmp */
|
|
void
|
|
OP_600 ()
|
|
{
|
|
trace_input ("cmp", OP_REG, OP_REG, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
SET_PSW_F0 (((int16)(GPR (OP[0])) < (int16)(GPR (OP[1]))) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* cmp */
|
|
void
|
|
OP_1603 ()
|
|
{
|
|
trace_input ("cmp", OP_ACCUM, OP_ACCUM, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
SET_PSW_F0 ((SEXT40(ACC (OP[0])) < SEXT40(ACC (OP[1]))) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* cmpeq */
|
|
void
|
|
OP_400 ()
|
|
{
|
|
trace_input ("cmpeq", OP_REG, OP_REG, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
SET_PSW_F0 ((GPR (OP[0]) == GPR (OP[1])) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* cmpeq */
|
|
void
|
|
OP_1403 ()
|
|
{
|
|
trace_input ("cmpeq", OP_ACCUM, OP_ACCUM, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
SET_PSW_F0 (((ACC (OP[0]) & MASK40) == (ACC (OP[1]) & MASK40)) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* cmpeqi.s */
|
|
void
|
|
OP_401 ()
|
|
{
|
|
trace_input ("cmpeqi.s", OP_REG, OP_CONSTANT4, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
SET_PSW_F0 ((GPR (OP[0]) == (reg_t) SEXT4 (OP[1])) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* cmpeqi.l */
|
|
void
|
|
OP_2000000 ()
|
|
{
|
|
trace_input ("cmpeqi.l", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
SET_PSW_F0 ((GPR (OP[0]) == (reg_t)OP[1]) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* cmpi.s */
|
|
void
|
|
OP_601 ()
|
|
{
|
|
trace_input ("cmpi.s", OP_REG, OP_CONSTANT4, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
SET_PSW_F0 (((int16)(GPR (OP[0])) < (int16)SEXT4(OP[1])) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* cmpi.l */
|
|
void
|
|
OP_3000000 ()
|
|
{
|
|
trace_input ("cmpi.l", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
SET_PSW_F0 (((int16)(GPR (OP[0])) < (int16)(OP[1])) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* cmpu */
|
|
void
|
|
OP_4600 ()
|
|
{
|
|
trace_input ("cmpu", OP_REG, OP_REG, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
SET_PSW_F0 ((GPR (OP[0]) < GPR (OP[1])) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* cmpui */
|
|
void
|
|
OP_23000000 ()
|
|
{
|
|
trace_input ("cmpui", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
SET_PSW_F0 ((GPR (OP[0]) < (reg_t)OP[1]) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* cpfg */
|
|
void
|
|
OP_4E09 ()
|
|
{
|
|
uint8 val;
|
|
|
|
trace_input ("cpfg", OP_FLAG_OUTPUT, OP_FLAG, OP_VOID);
|
|
|
|
if (OP[1] == 0)
|
|
val = PSW_F0;
|
|
else if (OP[1] == 1)
|
|
val = PSW_F1;
|
|
else
|
|
val = PSW_C;
|
|
if (OP[0] == 0)
|
|
SET_PSW_F0 (val);
|
|
else
|
|
SET_PSW_F1 (val);
|
|
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* cpfg */
|
|
void
|
|
OP_4E0F ()
|
|
{
|
|
uint8 val;
|
|
|
|
trace_input ("cpfg", OP_FLAG_OUTPUT, OP_FLAG, OP_VOID);
|
|
|
|
if (OP[1] == 0)
|
|
val = PSW_F0;
|
|
else if (OP[1] == 1)
|
|
val = PSW_F1;
|
|
else
|
|
val = PSW_C;
|
|
if (OP[0] == 0)
|
|
SET_PSW_F0 (val);
|
|
else
|
|
SET_PSW_F1 (val);
|
|
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* dbt */
|
|
void
|
|
OP_5F20 ()
|
|
{
|
|
/* d10v_callback->printf_filtered(d10v_callback, "***** DBT ***** PC=%x\n",PC); */
|
|
|
|
/* GDB uses the instruction pair ``dbt || nop'' as a break-point.
|
|
The conditional below is for either of the instruction pairs
|
|
``dbt -> XXX'' or ``dbt <- XXX'' and treats them as as cases
|
|
where the dbt instruction should be interpreted.
|
|
|
|
The module `sim-break' provides a more effective mechanism for
|
|
detecting GDB planted breakpoints. The code below may,
|
|
eventually, be changed to use that mechanism. */
|
|
|
|
if (State.ins_type == INS_LEFT
|
|
|| State.ins_type == INS_RIGHT)
|
|
{
|
|
trace_input ("dbt", OP_VOID, OP_VOID, OP_VOID);
|
|
SET_DPC (PC + 1);
|
|
SET_DPSW (PSW);
|
|
SET_HW_PSW (PSW_DM_BIT | (PSW & (PSW_F0_BIT | PSW_F1_BIT | PSW_C_BIT)));
|
|
JMP (DBT_VECTOR_START);
|
|
trace_output_void ();
|
|
}
|
|
else
|
|
{
|
|
State.exception = SIGTRAP;
|
|
}
|
|
}
|
|
|
|
/* divs */
|
|
void
|
|
OP_14002800 ()
|
|
{
|
|
uint16 foo, tmp, tmpf;
|
|
uint16 hi;
|
|
uint16 lo;
|
|
|
|
trace_input ("divs", OP_DREG, OP_REG, OP_VOID);
|
|
foo = (GPR (OP[0]) << 1) | (GPR (OP[0] + 1) >> 15);
|
|
tmp = (int16)foo - (int16)(GPR (OP[1]));
|
|
tmpf = (foo >= GPR (OP[1])) ? 1 : 0;
|
|
hi = ((tmpf == 1) ? tmp : foo);
|
|
lo = ((GPR (OP[0] + 1) << 1) | tmpf);
|
|
SET_GPR (OP[0] + 0, hi);
|
|
SET_GPR (OP[0] + 1, lo);
|
|
trace_output_32 (((uint32) hi << 16) | lo);
|
|
}
|
|
|
|
/* exef0f */
|
|
void
|
|
OP_4E04 ()
|
|
{
|
|
trace_input ("exef0f", OP_VOID, OP_VOID, OP_VOID);
|
|
State.exe = (PSW_F0 == 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* exef0t */
|
|
void
|
|
OP_4E24 ()
|
|
{
|
|
trace_input ("exef0t", OP_VOID, OP_VOID, OP_VOID);
|
|
State.exe = (PSW_F0 != 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* exef1f */
|
|
void
|
|
OP_4E40 ()
|
|
{
|
|
trace_input ("exef1f", OP_VOID, OP_VOID, OP_VOID);
|
|
State.exe = (PSW_F1 == 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* exef1t */
|
|
void
|
|
OP_4E42 ()
|
|
{
|
|
trace_input ("exef1t", OP_VOID, OP_VOID, OP_VOID);
|
|
State.exe = (PSW_F1 != 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* exefaf */
|
|
void
|
|
OP_4E00 ()
|
|
{
|
|
trace_input ("exefaf", OP_VOID, OP_VOID, OP_VOID);
|
|
State.exe = (PSW_F0 == 0) & (PSW_F1 == 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* exefat */
|
|
void
|
|
OP_4E02 ()
|
|
{
|
|
trace_input ("exefat", OP_VOID, OP_VOID, OP_VOID);
|
|
State.exe = (PSW_F0 == 0) & (PSW_F1 != 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* exetaf */
|
|
void
|
|
OP_4E20 ()
|
|
{
|
|
trace_input ("exetaf", OP_VOID, OP_VOID, OP_VOID);
|
|
State.exe = (PSW_F0 != 0) & (PSW_F1 == 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* exetat */
|
|
void
|
|
OP_4E22 ()
|
|
{
|
|
trace_input ("exetat", OP_VOID, OP_VOID, OP_VOID);
|
|
State.exe = (PSW_F0 != 0) & (PSW_F1 != 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* exp */
|
|
void
|
|
OP_15002A00 ()
|
|
{
|
|
uint32 tmp, foo;
|
|
int i;
|
|
|
|
trace_input ("exp", OP_REG_OUTPUT, OP_DREG, OP_VOID);
|
|
if (((int16)GPR (OP[1])) >= 0)
|
|
tmp = (GPR (OP[1]) << 16) | GPR (OP[1] + 1);
|
|
else
|
|
tmp = ~((GPR (OP[1]) << 16) | GPR (OP[1] + 1));
|
|
|
|
foo = 0x40000000;
|
|
for (i=1;i<17;i++)
|
|
{
|
|
if (tmp & foo)
|
|
{
|
|
SET_GPR (OP[0], (i - 1));
|
|
trace_output_16 (i - 1);
|
|
return;
|
|
}
|
|
foo >>= 1;
|
|
}
|
|
SET_GPR (OP[0], 16);
|
|
trace_output_16 (16);
|
|
}
|
|
|
|
/* exp */
|
|
void
|
|
OP_15002A02 ()
|
|
{
|
|
int64 tmp, foo;
|
|
int i;
|
|
|
|
trace_input ("exp", OP_REG_OUTPUT, OP_ACCUM, OP_VOID);
|
|
tmp = SEXT40(ACC (OP[1]));
|
|
if (tmp < 0)
|
|
tmp = ~tmp & MASK40;
|
|
|
|
foo = 0x4000000000LL;
|
|
for (i=1;i<25;i++)
|
|
{
|
|
if (tmp & foo)
|
|
{
|
|
SET_GPR (OP[0], i - 9);
|
|
trace_output_16 (i - 9);
|
|
return;
|
|
}
|
|
foo >>= 1;
|
|
}
|
|
SET_GPR (OP[0], 16);
|
|
trace_output_16 (16);
|
|
}
|
|
|
|
/* jl */
|
|
void
|
|
OP_4D00 ()
|
|
{
|
|
trace_input ("jl", OP_REG, OP_R0, OP_R1);
|
|
SET_GPR (13, PC + 1);
|
|
JMP (GPR (OP[0]));
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* jmp */
|
|
void
|
|
OP_4C00 ()
|
|
{
|
|
trace_input ("jmp", OP_REG,
|
|
(OP[0] == 13) ? OP_R0 : OP_VOID,
|
|
(OP[0] == 13) ? OP_R1 : OP_VOID);
|
|
|
|
JMP (GPR (OP[0]));
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* ld */
|
|
void
|
|
OP_30000000 ()
|
|
{
|
|
uint16 tmp;
|
|
uint16 addr = OP[1] + GPR (OP[2]);
|
|
trace_input ("ld", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
tmp = RW (addr);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* ld */
|
|
void
|
|
OP_6401 ()
|
|
{
|
|
uint16 tmp;
|
|
uint16 addr = GPR (OP[1]);
|
|
trace_input ("ld", OP_REG_OUTPUT, OP_POSTDEC, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
tmp = RW (addr);
|
|
SET_GPR (OP[0], tmp);
|
|
if (OP[0] != OP[1])
|
|
INC_ADDR (OP[1], -2);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* ld */
|
|
void
|
|
OP_6001 ()
|
|
{
|
|
uint16 tmp;
|
|
uint16 addr = GPR (OP[1]);
|
|
trace_input ("ld", OP_REG_OUTPUT, OP_POSTINC, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
tmp = RW (addr);
|
|
SET_GPR (OP[0], tmp);
|
|
if (OP[0] != OP[1])
|
|
INC_ADDR (OP[1], 2);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* ld */
|
|
void
|
|
OP_6000 ()
|
|
{
|
|
uint16 tmp;
|
|
uint16 addr = GPR (OP[1]);
|
|
trace_input ("ld", OP_REG_OUTPUT, OP_MEMREF, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
tmp = RW (addr);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* ld */
|
|
void
|
|
OP_32010000 ()
|
|
{
|
|
uint16 tmp;
|
|
uint16 addr = OP[1];
|
|
trace_input ("ld", OP_REG_OUTPUT, OP_MEMREF3, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
tmp = RW (addr);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* ld2w */
|
|
void
|
|
OP_31000000 ()
|
|
{
|
|
int32 tmp;
|
|
uint16 addr = OP[1] + GPR (OP[2]);
|
|
trace_input ("ld2w", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
tmp = RLW (addr);
|
|
SET_GPR32 (OP[0], tmp);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* ld2w */
|
|
void
|
|
OP_6601 ()
|
|
{
|
|
uint16 addr = GPR (OP[1]);
|
|
int32 tmp;
|
|
trace_input ("ld2w", OP_REG_OUTPUT, OP_POSTDEC, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
tmp = RLW (addr);
|
|
SET_GPR32 (OP[0], tmp);
|
|
if (OP[0] != OP[1] && ((OP[0] + 1) != OP[1]))
|
|
INC_ADDR (OP[1], -4);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* ld2w */
|
|
void
|
|
OP_6201 ()
|
|
{
|
|
int32 tmp;
|
|
uint16 addr = GPR (OP[1]);
|
|
trace_input ("ld2w", OP_REG_OUTPUT, OP_POSTINC, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
tmp = RLW (addr);
|
|
SET_GPR32 (OP[0], tmp);
|
|
if (OP[0] != OP[1] && ((OP[0] + 1) != OP[1]))
|
|
INC_ADDR (OP[1], 4);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* ld2w */
|
|
void
|
|
OP_6200 ()
|
|
{
|
|
uint16 addr = GPR (OP[1]);
|
|
int32 tmp;
|
|
trace_input ("ld2w", OP_REG_OUTPUT, OP_MEMREF, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
tmp = RLW (addr);
|
|
SET_GPR32 (OP[0], tmp);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* ld2w */
|
|
void
|
|
OP_33010000 ()
|
|
{
|
|
int32 tmp;
|
|
uint16 addr = OP[1];
|
|
trace_input ("ld2w", OP_REG_OUTPUT, OP_MEMREF3, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
tmp = RLW (addr);
|
|
SET_GPR32 (OP[0], tmp);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* ldb */
|
|
void
|
|
OP_38000000 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("ldb", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID);
|
|
tmp = SEXT8 (RB (OP[1] + GPR (OP[2])));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* ldb */
|
|
void
|
|
OP_7000 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("ldb", OP_REG_OUTPUT, OP_MEMREF, OP_VOID);
|
|
tmp = SEXT8 (RB (GPR (OP[1])));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* ldi.s */
|
|
void
|
|
OP_4001 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("ldi.s", OP_REG_OUTPUT, OP_CONSTANT4, OP_VOID);
|
|
tmp = SEXT4 (OP[1]);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* ldi.l */
|
|
void
|
|
OP_20000000 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("ldi.l", OP_REG_OUTPUT, OP_CONSTANT16, OP_VOID);
|
|
tmp = OP[1];
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* ldub */
|
|
void
|
|
OP_39000000 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("ldub", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID);
|
|
tmp = RB (OP[1] + GPR (OP[2]));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* ldub */
|
|
void
|
|
OP_7200 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("ldub", OP_REG_OUTPUT, OP_MEMREF, OP_VOID);
|
|
tmp = RB (GPR (OP[1]));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* mac */
|
|
void
|
|
OP_2A00 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("mac", OP_ACCUM, OP_REG, OP_REG);
|
|
tmp = SEXT40 ((int16)(GPR (OP[1])) * (int16)(GPR (OP[2])));
|
|
|
|
if (PSW_FX)
|
|
tmp = SEXT40( (tmp << 1) & MASK40);
|
|
|
|
if (PSW_ST && tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
|
|
tmp += SEXT40 (ACC (OP[0]));
|
|
if (PSW_ST)
|
|
{
|
|
if (tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else if (tmp < SEXT40(MIN32))
|
|
tmp = (MIN32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* macsu */
|
|
void
|
|
OP_1A00 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("macsu", OP_ACCUM, OP_REG, OP_REG);
|
|
tmp = SEXT40 ((int16) GPR (OP[1]) * GPR (OP[2]));
|
|
if (PSW_FX)
|
|
tmp = SEXT40 ((tmp << 1) & MASK40);
|
|
tmp = ((SEXT40 (ACC (OP[0])) + tmp) & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* macu */
|
|
void
|
|
OP_3A00 ()
|
|
{
|
|
uint64 tmp;
|
|
uint32 src1;
|
|
uint32 src2;
|
|
|
|
trace_input ("macu", OP_ACCUM, OP_REG, OP_REG);
|
|
src1 = (uint16) GPR (OP[1]);
|
|
src2 = (uint16) GPR (OP[2]);
|
|
tmp = src1 * src2;
|
|
if (PSW_FX)
|
|
tmp = (tmp << 1);
|
|
tmp = ((ACC (OP[0]) + tmp) & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* max */
|
|
void
|
|
OP_2600 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("max", OP_REG, OP_REG, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
if ((int16) GPR (OP[1]) > (int16)GPR (OP[0]))
|
|
{
|
|
tmp = GPR (OP[1]);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
tmp = GPR (OP[0]);
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* max */
|
|
void
|
|
OP_3600 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("max", OP_ACCUM, OP_DREG, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
tmp = SEXT16 (GPR (OP[1])) << 16 | GPR (OP[1] + 1);
|
|
if (tmp > SEXT40 (ACC (OP[0])))
|
|
{
|
|
tmp = (tmp & MASK40);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
tmp = ACC (OP[0]);
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* max */
|
|
void
|
|
OP_3602 ()
|
|
{
|
|
int64 tmp;
|
|
trace_input ("max", OP_ACCUM, OP_ACCUM, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
if (SEXT40 (ACC (OP[1])) > SEXT40 (ACC (OP[0])))
|
|
{
|
|
tmp = ACC (OP[1]);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
tmp = ACC (OP[0]);
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
|
|
/* min */
|
|
void
|
|
OP_2601 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("min", OP_REG, OP_REG, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
if ((int16)GPR (OP[1]) < (int16)GPR (OP[0]))
|
|
{
|
|
tmp = GPR (OP[1]);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
tmp = GPR (OP[0]);
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* min */
|
|
void
|
|
OP_3601 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("min", OP_ACCUM, OP_DREG, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
tmp = SEXT16 (GPR (OP[1])) << 16 | GPR (OP[1] + 1);
|
|
if (tmp < SEXT40(ACC (OP[0])))
|
|
{
|
|
tmp = (tmp & MASK40);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
tmp = ACC (OP[0]);
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* min */
|
|
void
|
|
OP_3603 ()
|
|
{
|
|
int64 tmp;
|
|
trace_input ("min", OP_ACCUM, OP_ACCUM, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
if (SEXT40(ACC (OP[1])) < SEXT40(ACC (OP[0])))
|
|
{
|
|
tmp = ACC (OP[1]);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
tmp = ACC (OP[0]);
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* msb */
|
|
void
|
|
OP_2800 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("msb", OP_ACCUM, OP_REG, OP_REG);
|
|
tmp = SEXT40 ((int16)(GPR (OP[1])) * (int16)(GPR (OP[2])));
|
|
|
|
if (PSW_FX)
|
|
tmp = SEXT40 ((tmp << 1) & MASK40);
|
|
|
|
if (PSW_ST && tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
|
|
tmp = SEXT40(ACC (OP[0])) - tmp;
|
|
if (PSW_ST)
|
|
{
|
|
if (tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else if (tmp < SEXT40(MIN32))
|
|
tmp = (MIN32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
{
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* msbsu */
|
|
void
|
|
OP_1800 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("msbsu", OP_ACCUM, OP_REG, OP_REG);
|
|
tmp = SEXT40 ((int16)GPR (OP[1]) * GPR (OP[2]));
|
|
if (PSW_FX)
|
|
tmp = SEXT40( (tmp << 1) & MASK40);
|
|
tmp = ((SEXT40 (ACC (OP[0])) - tmp) & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* msbu */
|
|
void
|
|
OP_3800 ()
|
|
{
|
|
uint64 tmp;
|
|
uint32 src1;
|
|
uint32 src2;
|
|
|
|
trace_input ("msbu", OP_ACCUM, OP_REG, OP_REG);
|
|
src1 = (uint16) GPR (OP[1]);
|
|
src2 = (uint16) GPR (OP[2]);
|
|
tmp = src1 * src2;
|
|
if (PSW_FX)
|
|
tmp = (tmp << 1);
|
|
tmp = ((ACC (OP[0]) - tmp) & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* mul */
|
|
void
|
|
OP_2E00 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("mul", OP_REG, OP_REG, OP_VOID);
|
|
tmp = GPR (OP[0]) * GPR (OP[1]);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* mulx */
|
|
void
|
|
OP_2C00 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("mulx", OP_ACCUM_OUTPUT, OP_REG, OP_REG);
|
|
tmp = SEXT40 ((int16)(GPR (OP[1])) * (int16)(GPR (OP[2])));
|
|
|
|
if (PSW_FX)
|
|
tmp = SEXT40 ((tmp << 1) & MASK40);
|
|
|
|
if (PSW_ST && tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* mulxsu */
|
|
void
|
|
OP_1C00 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("mulxsu", OP_ACCUM_OUTPUT, OP_REG, OP_REG);
|
|
tmp = SEXT40 ((int16)(GPR (OP[1])) * GPR (OP[2]));
|
|
|
|
if (PSW_FX)
|
|
tmp <<= 1;
|
|
tmp = (tmp & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* mulxu */
|
|
void
|
|
OP_3C00 ()
|
|
{
|
|
uint64 tmp;
|
|
uint32 src1;
|
|
uint32 src2;
|
|
|
|
trace_input ("mulxu", OP_ACCUM_OUTPUT, OP_REG, OP_REG);
|
|
src1 = (uint16) GPR (OP[1]);
|
|
src2 = (uint16) GPR (OP[2]);
|
|
tmp = src1 * src2;
|
|
if (PSW_FX)
|
|
tmp <<= 1;
|
|
tmp = (tmp & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* mv */
|
|
void
|
|
OP_4000 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("mv", OP_REG_OUTPUT, OP_REG, OP_VOID);
|
|
tmp = GPR (OP[1]);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* mv2w */
|
|
void
|
|
OP_5000 ()
|
|
{
|
|
int32 tmp;
|
|
trace_input ("mv2w", OP_DREG_OUTPUT, OP_DREG, OP_VOID);
|
|
tmp = GPR32 (OP[1]);
|
|
SET_GPR32 (OP[0], tmp);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* mv2wfac */
|
|
void
|
|
OP_3E00 ()
|
|
{
|
|
int32 tmp;
|
|
trace_input ("mv2wfac", OP_DREG_OUTPUT, OP_ACCUM, OP_VOID);
|
|
tmp = ACC (OP[1]);
|
|
SET_GPR32 (OP[0], tmp);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* mv2wtac */
|
|
void
|
|
OP_3E01 ()
|
|
{
|
|
int64 tmp;
|
|
trace_input ("mv2wtac", OP_DREG, OP_ACCUM_OUTPUT, OP_VOID);
|
|
tmp = ((SEXT16 (GPR (OP[0])) << 16 | GPR (OP[0] + 1)) & MASK40);
|
|
SET_ACC (OP[1], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* mvac */
|
|
void
|
|
OP_3E03 ()
|
|
{
|
|
int64 tmp;
|
|
trace_input ("mvac", OP_ACCUM_OUTPUT, OP_ACCUM, OP_VOID);
|
|
tmp = ACC (OP[1]);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* mvb */
|
|
void
|
|
OP_5400 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("mvb", OP_REG_OUTPUT, OP_REG, OP_VOID);
|
|
tmp = SEXT8 (GPR (OP[1]) & 0xff);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* mvf0f */
|
|
void
|
|
OP_4400 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("mf0f", OP_REG_OUTPUT, OP_REG, OP_VOID);
|
|
if (PSW_F0 == 0)
|
|
{
|
|
tmp = GPR (OP[1]);
|
|
SET_GPR (OP[0], tmp);
|
|
}
|
|
else
|
|
tmp = GPR (OP[0]);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* mvf0t */
|
|
void
|
|
OP_4401 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("mf0t", OP_REG_OUTPUT, OP_REG, OP_VOID);
|
|
if (PSW_F0)
|
|
{
|
|
tmp = GPR (OP[1]);
|
|
SET_GPR (OP[0], tmp);
|
|
}
|
|
else
|
|
tmp = GPR (OP[0]);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* mvfacg */
|
|
void
|
|
OP_1E04 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("mvfacg", OP_REG_OUTPUT, OP_ACCUM, OP_VOID);
|
|
tmp = ((ACC (OP[1]) >> 32) & 0xff);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* mvfachi */
|
|
void
|
|
OP_1E00 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("mvfachi", OP_REG_OUTPUT, OP_ACCUM, OP_VOID);
|
|
tmp = (ACC (OP[1]) >> 16);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* mvfaclo */
|
|
void
|
|
OP_1E02 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("mvfaclo", OP_REG_OUTPUT, OP_ACCUM, OP_VOID);
|
|
tmp = ACC (OP[1]);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* mvfc */
|
|
void
|
|
OP_5200 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("mvfc", OP_REG_OUTPUT, OP_CR, OP_VOID);
|
|
tmp = CREG (OP[1]);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* mvtacg */
|
|
void
|
|
OP_1E41 ()
|
|
{
|
|
int64 tmp;
|
|
trace_input ("mvtacg", OP_REG, OP_ACCUM, OP_VOID);
|
|
tmp = ((ACC (OP[1]) & MASK32)
|
|
| ((int64)(GPR (OP[0]) & 0xff) << 32));
|
|
SET_ACC (OP[1], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* mvtachi */
|
|
void
|
|
OP_1E01 ()
|
|
{
|
|
uint64 tmp;
|
|
trace_input ("mvtachi", OP_REG, OP_ACCUM, OP_VOID);
|
|
tmp = ACC (OP[1]) & 0xffff;
|
|
tmp = ((SEXT16 (GPR (OP[0])) << 16 | tmp) & MASK40);
|
|
SET_ACC (OP[1], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* mvtaclo */
|
|
void
|
|
OP_1E21 ()
|
|
{
|
|
int64 tmp;
|
|
trace_input ("mvtaclo", OP_REG, OP_ACCUM, OP_VOID);
|
|
tmp = ((SEXT16 (GPR (OP[0]))) & MASK40);
|
|
SET_ACC (OP[1], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* mvtc */
|
|
void
|
|
OP_5600 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("mvtc", OP_REG, OP_CR_OUTPUT, OP_VOID);
|
|
tmp = GPR (OP[0]);
|
|
tmp = SET_CREG (OP[1], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* mvub */
|
|
void
|
|
OP_5401 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("mvub", OP_REG_OUTPUT, OP_REG, OP_VOID);
|
|
tmp = (GPR (OP[1]) & 0xff);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* neg */
|
|
void
|
|
OP_4605 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("neg", OP_REG, OP_VOID, OP_VOID);
|
|
tmp = - GPR (OP[0]);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* neg */
|
|
void
|
|
OP_5605 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("neg", OP_ACCUM, OP_VOID, OP_VOID);
|
|
tmp = -SEXT40(ACC (OP[0]));
|
|
if (PSW_ST)
|
|
{
|
|
if (tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else if (tmp < SEXT40(MIN32))
|
|
tmp = (MIN32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
|
|
/* nop */
|
|
void
|
|
OP_5E00 ()
|
|
{
|
|
trace_input ("nop", OP_VOID, OP_VOID, OP_VOID);
|
|
|
|
ins_type_counters[ (int)State.ins_type ]--; /* don't count nops as normal instructions */
|
|
switch (State.ins_type)
|
|
{
|
|
default:
|
|
ins_type_counters[ (int)INS_UNKNOWN ]++;
|
|
break;
|
|
|
|
case INS_LEFT_PARALLEL:
|
|
/* Don't count a parallel op that includes a NOP as a true parallel op */
|
|
ins_type_counters[ (int)INS_RIGHT_PARALLEL ]--;
|
|
ins_type_counters[ (int)INS_RIGHT ]++;
|
|
ins_type_counters[ (int)INS_LEFT_NOPS ]++;
|
|
break;
|
|
|
|
case INS_LEFT:
|
|
case INS_LEFT_COND_EXE:
|
|
ins_type_counters[ (int)INS_LEFT_NOPS ]++;
|
|
break;
|
|
|
|
case INS_RIGHT_PARALLEL:
|
|
/* Don't count a parallel op that includes a NOP as a true parallel op */
|
|
ins_type_counters[ (int)INS_LEFT_PARALLEL ]--;
|
|
ins_type_counters[ (int)INS_LEFT ]++;
|
|
ins_type_counters[ (int)INS_RIGHT_NOPS ]++;
|
|
break;
|
|
|
|
case INS_RIGHT:
|
|
case INS_RIGHT_COND_EXE:
|
|
ins_type_counters[ (int)INS_RIGHT_NOPS ]++;
|
|
break;
|
|
}
|
|
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* not */
|
|
void
|
|
OP_4603 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("not", OP_REG, OP_VOID, OP_VOID);
|
|
tmp = ~GPR (OP[0]);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* or */
|
|
void
|
|
OP_800 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("or", OP_REG, OP_REG, OP_VOID);
|
|
tmp = (GPR (OP[0]) | GPR (OP[1]));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* or3 */
|
|
void
|
|
OP_4000000 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("or3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16);
|
|
tmp = (GPR (OP[1]) | OP[2]);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* rac */
|
|
void
|
|
OP_5201 ()
|
|
{
|
|
int64 tmp;
|
|
int shift = SEXT3 (OP[2]);
|
|
|
|
trace_input ("rac", OP_DREG_OUTPUT, OP_ACCUM, OP_CONSTANT3);
|
|
if (OP[1] != 0)
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback,
|
|
"ERROR at PC 0x%x: instruction only valid for A0\n",
|
|
PC<<2);
|
|
State.exception = SIGILL;
|
|
}
|
|
|
|
SET_PSW_F1 (PSW_F0);
|
|
tmp = SEXT56 ((ACC (0) << 16) | (ACC (1) & 0xffff));
|
|
if (shift >=0)
|
|
tmp <<= shift;
|
|
else
|
|
tmp >>= -shift;
|
|
tmp += 0x8000;
|
|
tmp >>= 16; /* look at bits 0:43 */
|
|
if (tmp > SEXT44 (SIGNED64 (0x0007fffffff)))
|
|
{
|
|
tmp = 0x7fffffff;
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else if (tmp < SEXT44 (SIGNED64 (0xfff80000000)))
|
|
{
|
|
tmp = 0x80000000;
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_GPR32 (OP[0], tmp);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* rachi */
|
|
void
|
|
OP_4201 ()
|
|
{
|
|
signed64 tmp;
|
|
int shift = SEXT3 (OP[2]);
|
|
|
|
trace_input ("rachi", OP_REG_OUTPUT, OP_ACCUM, OP_CONSTANT3);
|
|
SET_PSW_F1 (PSW_F0);
|
|
if (shift >=0)
|
|
tmp = SEXT40 (ACC (OP[1])) << shift;
|
|
else
|
|
tmp = SEXT40 (ACC (OP[1])) >> -shift;
|
|
tmp += 0x8000;
|
|
|
|
if (tmp > SEXT44 (SIGNED64 (0x0007fffffff)))
|
|
{
|
|
tmp = 0x7fff;
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else if (tmp < SEXT44 (SIGNED64 (0xfff80000000)))
|
|
{
|
|
tmp = 0x8000;
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
tmp = (tmp >> 16);
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* rep */
|
|
void
|
|
OP_27000000 ()
|
|
{
|
|
trace_input ("rep", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
SET_RPT_S (PC + 1);
|
|
SET_RPT_E (PC + OP[1]);
|
|
SET_RPT_C (GPR (OP[0]));
|
|
SET_PSW_RP (1);
|
|
if (GPR (OP[0]) == 0)
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: rep with count=0 is illegal.\n");
|
|
State.exception = SIGILL;
|
|
}
|
|
if (OP[1] < 4)
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: rep must include at least 4 instructions.\n");
|
|
State.exception = SIGILL;
|
|
}
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* repi */
|
|
void
|
|
OP_2F000000 ()
|
|
{
|
|
trace_input ("repi", OP_CONSTANT16, OP_CONSTANT16, OP_VOID);
|
|
SET_RPT_S (PC + 1);
|
|
SET_RPT_E (PC + OP[1]);
|
|
SET_RPT_C (OP[0]);
|
|
SET_PSW_RP (1);
|
|
if (OP[0] == 0)
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: repi with count=0 is illegal.\n");
|
|
State.exception = SIGILL;
|
|
}
|
|
if (OP[1] < 4)
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: repi must include at least 4 instructions.\n");
|
|
State.exception = SIGILL;
|
|
}
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* rtd */
|
|
void
|
|
OP_5F60 ()
|
|
{
|
|
trace_input ("rtd", OP_VOID, OP_VOID, OP_VOID);
|
|
SET_CREG (PSW_CR, DPSW);
|
|
JMP(DPC);
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* rte */
|
|
void
|
|
OP_5F40 ()
|
|
{
|
|
trace_input ("rte", OP_VOID, OP_VOID, OP_VOID);
|
|
SET_CREG (PSW_CR, BPSW);
|
|
JMP(BPC);
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* sac */
|
|
void OP_5209 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("sac", OP_REG_OUTPUT, OP_ACCUM, OP_VOID);
|
|
|
|
tmp = SEXT40(ACC (OP[1]));
|
|
|
|
SET_PSW_F1 (PSW_F0);
|
|
|
|
if (tmp > SEXT40(MAX32))
|
|
{
|
|
tmp = (MAX32);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else if (tmp < SEXT40(MIN32))
|
|
{
|
|
tmp = 0x80000000;
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
tmp = (tmp & MASK32);
|
|
SET_PSW_F0 (0);
|
|
}
|
|
|
|
SET_GPR32 (OP[0], tmp);
|
|
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* sachi */
|
|
void
|
|
OP_4209 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("sachi", OP_REG_OUTPUT, OP_ACCUM, OP_VOID);
|
|
|
|
tmp = SEXT40(ACC (OP[1]));
|
|
|
|
SET_PSW_F1 (PSW_F0);
|
|
|
|
if (tmp > SEXT40(MAX32))
|
|
{
|
|
tmp = 0x7fff;
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else if (tmp < SEXT40(MIN32))
|
|
{
|
|
tmp = 0x8000;
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
tmp >>= 16;
|
|
SET_PSW_F0 (0);
|
|
}
|
|
|
|
SET_GPR (OP[0], tmp);
|
|
|
|
trace_output_16 (OP[0]);
|
|
}
|
|
|
|
/* sadd */
|
|
void
|
|
OP_1223 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("sadd", OP_ACCUM, OP_ACCUM, OP_VOID);
|
|
tmp = SEXT40(ACC (OP[0])) + (SEXT40(ACC (OP[1])) >> 16);
|
|
if (PSW_ST)
|
|
{
|
|
if (tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else if (tmp < SEXT40(MIN32))
|
|
tmp = (MIN32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* setf0f */
|
|
void
|
|
OP_4611 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("setf0f", OP_REG_OUTPUT, OP_VOID, OP_VOID);
|
|
tmp = ((PSW_F0 == 0) ? 1 : 0);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* setf0t */
|
|
void
|
|
OP_4613 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("setf0t", OP_REG_OUTPUT, OP_VOID, OP_VOID);
|
|
tmp = ((PSW_F0 == 1) ? 1 : 0);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* slae */
|
|
void
|
|
OP_3220 ()
|
|
{
|
|
int64 tmp;
|
|
int16 reg;
|
|
|
|
trace_input ("slae", OP_ACCUM, OP_REG, OP_VOID);
|
|
|
|
reg = SEXT16 (GPR (OP[1]));
|
|
|
|
if (reg >= 17 || reg <= -17)
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", reg);
|
|
State.exception = SIGILL;
|
|
return;
|
|
}
|
|
|
|
tmp = SEXT40 (ACC (OP[0]));
|
|
|
|
if (PSW_ST && (tmp < SEXT40 (MIN32) || tmp > SEXT40 (MAX32)))
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: accumulator value 0x%.2x%.8lx out of range\n", ((int)(tmp >> 32) & 0xff), ((unsigned long) tmp) & 0xffffffff);
|
|
State.exception = SIGILL;
|
|
return;
|
|
}
|
|
|
|
if (reg >= 0 && reg <= 16)
|
|
{
|
|
tmp = SEXT56 ((SEXT56 (tmp)) << (GPR (OP[1])));
|
|
if (PSW_ST)
|
|
{
|
|
if (tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else if (tmp < SEXT40(MIN32))
|
|
tmp = (MIN32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
{
|
|
tmp = (SEXT40 (ACC (OP[0]))) >> (-GPR (OP[1]));
|
|
}
|
|
|
|
SET_ACC(OP[0], tmp);
|
|
|
|
trace_output_40(tmp);
|
|
}
|
|
|
|
/* sleep */
|
|
void
|
|
OP_5FC0 ()
|
|
{
|
|
trace_input ("sleep", OP_VOID, OP_VOID, OP_VOID);
|
|
SET_PSW_IE (1);
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* sll */
|
|
void
|
|
OP_2200 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("sll", OP_REG, OP_REG, OP_VOID);
|
|
tmp = (GPR (OP[0]) << (GPR (OP[1]) & 0xf));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* sll */
|
|
void
|
|
OP_3200 ()
|
|
{
|
|
int64 tmp;
|
|
trace_input ("sll", OP_ACCUM, OP_REG, OP_VOID);
|
|
if ((GPR (OP[1]) & 31) <= 16)
|
|
tmp = SEXT40 (ACC (OP[0])) << (GPR (OP[1]) & 31);
|
|
else
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", GPR (OP[1]) & 31);
|
|
State.exception = SIGILL;
|
|
return;
|
|
}
|
|
|
|
if (PSW_ST)
|
|
{
|
|
if (tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else if (tmp < SEXT40(MIN32))
|
|
tmp = (MIN32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* slli */
|
|
void
|
|
OP_2201 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("slli", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
tmp = (GPR (OP[0]) << OP[1]);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* slli */
|
|
void
|
|
OP_3201 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
if (OP[1] == 0)
|
|
OP[1] = 16;
|
|
|
|
trace_input ("slli", OP_ACCUM, OP_CONSTANT16, OP_VOID);
|
|
tmp = SEXT40(ACC (OP[0])) << OP[1];
|
|
|
|
if (PSW_ST)
|
|
{
|
|
if (tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else if (tmp < SEXT40(MIN32))
|
|
tmp = (MIN32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* slx */
|
|
void
|
|
OP_460B ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("slx", OP_REG, OP_FLAG, OP_VOID);
|
|
tmp = ((GPR (OP[0]) << 1) | PSW_F0);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* sra */
|
|
void
|
|
OP_2400 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("sra", OP_REG, OP_REG, OP_VOID);
|
|
tmp = (((int16)(GPR (OP[0]))) >> (GPR (OP[1]) & 0xf));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* sra */
|
|
void
|
|
OP_3400 ()
|
|
{
|
|
trace_input ("sra", OP_ACCUM, OP_REG, OP_VOID);
|
|
if ((GPR (OP[1]) & 31) <= 16)
|
|
{
|
|
int64 tmp = ((SEXT40(ACC (OP[0])) >> (GPR (OP[1]) & 31)) & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
else
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", GPR (OP[1]) & 31);
|
|
State.exception = SIGILL;
|
|
return;
|
|
}
|
|
}
|
|
|
|
/* srai */
|
|
void
|
|
OP_2401 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("srai", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
tmp = (((int16)(GPR (OP[0]))) >> OP[1]);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* srai */
|
|
void
|
|
OP_3401 ()
|
|
{
|
|
int64 tmp;
|
|
if (OP[1] == 0)
|
|
OP[1] = 16;
|
|
|
|
trace_input ("srai", OP_ACCUM, OP_CONSTANT16, OP_VOID);
|
|
tmp = ((SEXT40(ACC (OP[0])) >> OP[1]) & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* srl */
|
|
void
|
|
OP_2000 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("srl", OP_REG, OP_REG, OP_VOID);
|
|
tmp = (GPR (OP[0]) >> (GPR (OP[1]) & 0xf));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* srl */
|
|
void
|
|
OP_3000 ()
|
|
{
|
|
trace_input ("srl", OP_ACCUM, OP_REG, OP_VOID);
|
|
if ((GPR (OP[1]) & 31) <= 16)
|
|
{
|
|
int64 tmp = ((uint64)((ACC (OP[0]) & MASK40) >> (GPR (OP[1]) & 31)));
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
else
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", GPR (OP[1]) & 31);
|
|
State.exception = SIGILL;
|
|
return;
|
|
}
|
|
|
|
}
|
|
|
|
/* srli */
|
|
void
|
|
OP_2001 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("srli", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
tmp = (GPR (OP[0]) >> OP[1]);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* srli */
|
|
void
|
|
OP_3001 ()
|
|
{
|
|
int64 tmp;
|
|
if (OP[1] == 0)
|
|
OP[1] = 16;
|
|
|
|
trace_input ("srli", OP_ACCUM, OP_CONSTANT16, OP_VOID);
|
|
tmp = ((uint64)(ACC (OP[0]) & MASK40) >> OP[1]);
|
|
SET_ACC (OP[0], tmp);
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* srx */
|
|
void
|
|
OP_4609 ()
|
|
{
|
|
uint16 tmp;
|
|
trace_input ("srx", OP_REG, OP_FLAG, OP_VOID);
|
|
tmp = PSW_F0 << 15;
|
|
tmp = ((GPR (OP[0]) >> 1) | tmp);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* st */
|
|
void
|
|
OP_34000000 ()
|
|
{
|
|
uint16 addr = OP[1] + GPR (OP[2]);
|
|
trace_input ("st", OP_REG, OP_MEMREF2, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
SW (addr, GPR (OP[0]));
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* st */
|
|
void
|
|
OP_6800 ()
|
|
{
|
|
uint16 addr = GPR (OP[1]);
|
|
trace_input ("st", OP_REG, OP_MEMREF, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
SW (addr, GPR (OP[0]));
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* st */
|
|
/* st Rsrc1,@-SP */
|
|
void
|
|
OP_6C1F ()
|
|
{
|
|
uint16 addr = GPR (OP[1]) - 2;
|
|
trace_input ("st", OP_REG, OP_PREDEC, OP_VOID);
|
|
if (OP[1] != 15)
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot pre-decrement any registers but r15 (SP).\n");
|
|
State.exception = SIGILL;
|
|
return;
|
|
}
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
SW (addr, GPR (OP[0]));
|
|
SET_GPR (OP[1], addr);
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* st */
|
|
void
|
|
OP_6801 ()
|
|
{
|
|
uint16 addr = GPR (OP[1]);
|
|
trace_input ("st", OP_REG, OP_POSTINC, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
SW (addr, GPR (OP[0]));
|
|
INC_ADDR (OP[1], 2);
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* st */
|
|
void
|
|
OP_6C01 ()
|
|
{
|
|
uint16 addr = GPR (OP[1]);
|
|
trace_input ("st", OP_REG, OP_POSTDEC, OP_VOID);
|
|
if ( OP[1] == 15 )
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot post-decrement register r15 (SP).\n");
|
|
State.exception = SIGILL;
|
|
return;
|
|
}
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
SW (addr, GPR (OP[0]));
|
|
INC_ADDR (OP[1], -2);
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* st */
|
|
void
|
|
OP_36010000 ()
|
|
{
|
|
uint16 addr = OP[1];
|
|
trace_input ("st", OP_REG, OP_MEMREF3, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
SW (addr, GPR (OP[0]));
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* st2w */
|
|
void
|
|
OP_35000000 ()
|
|
{
|
|
uint16 addr = GPR (OP[2])+ OP[1];
|
|
trace_input ("st2w", OP_DREG, OP_MEMREF2, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
SW (addr + 0, GPR (OP[0] + 0));
|
|
SW (addr + 2, GPR (OP[0] + 1));
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* st2w */
|
|
void
|
|
OP_6A00 ()
|
|
{
|
|
uint16 addr = GPR (OP[1]);
|
|
trace_input ("st2w", OP_DREG, OP_MEMREF, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
SW (addr + 0, GPR (OP[0] + 0));
|
|
SW (addr + 2, GPR (OP[0] + 1));
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* st2w */
|
|
void
|
|
OP_6E1F ()
|
|
{
|
|
uint16 addr = GPR (OP[1]) - 4;
|
|
trace_input ("st2w", OP_DREG, OP_PREDEC, OP_VOID);
|
|
if ( OP[1] != 15 )
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot pre-decrement any registers but r15 (SP).\n");
|
|
State.exception = SIGILL;
|
|
return;
|
|
}
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
SW (addr + 0, GPR (OP[0] + 0));
|
|
SW (addr + 2, GPR (OP[0] + 1));
|
|
SET_GPR (OP[1], addr);
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* st2w */
|
|
void
|
|
OP_6A01 ()
|
|
{
|
|
uint16 addr = GPR (OP[1]);
|
|
trace_input ("st2w", OP_DREG, OP_POSTINC, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
SW (addr + 0, GPR (OP[0] + 0));
|
|
SW (addr + 2, GPR (OP[0] + 1));
|
|
INC_ADDR (OP[1], 4);
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* st2w */
|
|
void
|
|
OP_6E01 ()
|
|
{
|
|
uint16 addr = GPR (OP[1]);
|
|
trace_input ("st2w", OP_DREG, OP_POSTDEC, OP_VOID);
|
|
if ( OP[1] == 15 )
|
|
{
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot post-decrement register r15 (SP).\n");
|
|
State.exception = SIGILL;
|
|
return;
|
|
}
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
SW (addr + 0, GPR (OP[0] + 0));
|
|
SW (addr + 2, GPR (OP[0] + 1));
|
|
INC_ADDR (OP[1], -4);
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* st2w */
|
|
void
|
|
OP_37010000 ()
|
|
{
|
|
uint16 addr = OP[1];
|
|
trace_input ("st2w", OP_DREG, OP_MEMREF3, OP_VOID);
|
|
if ((addr & 1))
|
|
{
|
|
State.exception = SIG_D10V_BUS;
|
|
State.pc_changed = 1; /* Don't increment the PC. */
|
|
trace_output_void ();
|
|
return;
|
|
}
|
|
SW (addr + 0, GPR (OP[0] + 0));
|
|
SW (addr + 2, GPR (OP[0] + 1));
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* stb */
|
|
void
|
|
OP_3C000000 ()
|
|
{
|
|
trace_input ("stb", OP_REG, OP_MEMREF2, OP_VOID);
|
|
SB (GPR (OP[2]) + OP[1], GPR (OP[0]));
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* stb */
|
|
void
|
|
OP_7800 ()
|
|
{
|
|
trace_input ("stb", OP_REG, OP_MEMREF, OP_VOID);
|
|
SB (GPR (OP[1]), GPR (OP[0]));
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* stop */
|
|
void
|
|
OP_5FE0 ()
|
|
{
|
|
trace_input ("stop", OP_VOID, OP_VOID, OP_VOID);
|
|
State.exception = SIG_D10V_STOP;
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* sub */
|
|
void
|
|
OP_0 ()
|
|
{
|
|
uint16 a = GPR (OP[0]);
|
|
uint16 b = GPR (OP[1]);
|
|
uint16 tmp = (a - b);
|
|
trace_input ("sub", OP_REG, OP_REG, OP_VOID);
|
|
/* see ../common/sim-alu.h for a more extensive discussion on how to
|
|
compute the carry/overflow bits. */
|
|
SET_PSW_C (a >= b);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* sub */
|
|
void
|
|
OP_1001 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("sub", OP_ACCUM, OP_DREG, OP_VOID);
|
|
tmp = SEXT40(ACC (OP[0])) - (SEXT16 (GPR (OP[1])) << 16 | GPR (OP[1] + 1));
|
|
if (PSW_ST)
|
|
{
|
|
if (tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else if (tmp < SEXT40(MIN32))
|
|
tmp = (MIN32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* sub */
|
|
|
|
void
|
|
OP_1003 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("sub", OP_ACCUM, OP_ACCUM, OP_VOID);
|
|
tmp = SEXT40(ACC (OP[0])) - SEXT40(ACC (OP[1]));
|
|
if (PSW_ST)
|
|
{
|
|
if (tmp > SEXT40(MAX32))
|
|
tmp = (MAX32);
|
|
else if (tmp < SEXT40(MIN32))
|
|
tmp = (MIN32);
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
}
|
|
else
|
|
tmp = (tmp & MASK40);
|
|
SET_ACC (OP[0], tmp);
|
|
|
|
trace_output_40 (tmp);
|
|
}
|
|
|
|
/* sub2w */
|
|
void
|
|
OP_1000 ()
|
|
{
|
|
uint32 tmp, a, b;
|
|
|
|
trace_input ("sub2w", OP_DREG, OP_DREG, OP_VOID);
|
|
a = (uint32)((GPR (OP[0]) << 16) | GPR (OP[0] + 1));
|
|
b = (uint32)((GPR (OP[1]) << 16) | GPR (OP[1] + 1));
|
|
/* see ../common/sim-alu.h for a more extensive discussion on how to
|
|
compute the carry/overflow bits */
|
|
tmp = a - b;
|
|
SET_PSW_C (a >= b);
|
|
SET_GPR32 (OP[0], tmp);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* subac3 */
|
|
void
|
|
OP_17000000 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("subac3", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM);
|
|
tmp = SEXT40 ((GPR (OP[1]) << 16) | GPR (OP[1] + 1)) - SEXT40 (ACC (OP[2]));
|
|
SET_GPR32 (OP[0], tmp);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* subac3 */
|
|
void
|
|
OP_17000002 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("subac3", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM);
|
|
tmp = SEXT40 (ACC (OP[1])) - SEXT40(ACC (OP[2]));
|
|
SET_GPR32 (OP[0], tmp);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* subac3s */
|
|
void
|
|
OP_17001000 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("subac3s", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM);
|
|
SET_PSW_F1 (PSW_F0);
|
|
tmp = SEXT40 ((GPR (OP[1]) << 16) | GPR (OP[1] + 1)) - SEXT40(ACC (OP[2]));
|
|
if (tmp > SEXT40(MAX32))
|
|
{
|
|
tmp = (MAX32);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else if (tmp < SEXT40(MIN32))
|
|
{
|
|
tmp = (MIN32);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_GPR32 (OP[0], tmp);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* subac3s */
|
|
void
|
|
OP_17001002 ()
|
|
{
|
|
int64 tmp;
|
|
|
|
trace_input ("subac3s", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM);
|
|
SET_PSW_F1 (PSW_F0);
|
|
tmp = SEXT40(ACC (OP[1])) - SEXT40(ACC (OP[2]));
|
|
if (tmp > SEXT40(MAX32))
|
|
{
|
|
tmp = (MAX32);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else if (tmp < SEXT40(MIN32))
|
|
{
|
|
tmp = (MIN32);
|
|
SET_PSW_F0 (1);
|
|
}
|
|
else
|
|
{
|
|
SET_PSW_F0 (0);
|
|
}
|
|
SET_GPR32 (OP[0], tmp);
|
|
trace_output_32 (tmp);
|
|
}
|
|
|
|
/* subi */
|
|
void
|
|
OP_1 ()
|
|
{
|
|
unsigned tmp;
|
|
if (OP[1] == 0)
|
|
OP[1] = 16;
|
|
|
|
trace_input ("subi", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
/* see ../common/sim-alu.h for a more extensive discussion on how to
|
|
compute the carry/overflow bits. */
|
|
/* since OP[1] is never <= 0, -OP[1] == ~OP[1]+1 can never overflow */
|
|
tmp = ((unsigned)(unsigned16) GPR (OP[0])
|
|
+ (unsigned)(unsigned16) ( - OP[1]));
|
|
SET_PSW_C (tmp >= (1 << 16));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* trap */
|
|
void
|
|
OP_5F00 ()
|
|
{
|
|
trace_input ("trap", OP_CONSTANT4, OP_VOID, OP_VOID);
|
|
trace_output_void ();
|
|
|
|
switch (OP[0])
|
|
{
|
|
default:
|
|
#if (DEBUG & DEBUG_TRAP) == 0
|
|
{
|
|
uint16 vec = OP[0] + TRAP_VECTOR_START;
|
|
SET_BPC (PC + 1);
|
|
SET_BPSW (PSW);
|
|
SET_PSW (PSW & PSW_SM_BIT);
|
|
JMP (vec);
|
|
break;
|
|
}
|
|
#else /* if debugging use trap to print registers */
|
|
{
|
|
int i;
|
|
static int first_time = 1;
|
|
|
|
if (first_time)
|
|
{
|
|
first_time = 0;
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "Trap # PC ");
|
|
for (i = 0; i < 16; i++)
|
|
(*d10v_callback->printf_filtered) (d10v_callback, " %sr%d", (i > 9) ? "" : " ", i);
|
|
(*d10v_callback->printf_filtered) (d10v_callback, " a0 a1 f0 f1 c\n");
|
|
}
|
|
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "Trap %2d 0x%.4x:", (int)OP[0], (int)PC);
|
|
|
|
for (i = 0; i < 16; i++)
|
|
(*d10v_callback->printf_filtered) (d10v_callback, " %.4x", (int) GPR (i));
|
|
|
|
for (i = 0; i < 2; i++)
|
|
(*d10v_callback->printf_filtered) (d10v_callback, " %.2x%.8lx",
|
|
((int)(ACC (i) >> 32) & 0xff),
|
|
((unsigned long) ACC (i)) & 0xffffffff);
|
|
|
|
(*d10v_callback->printf_filtered) (d10v_callback, " %d %d %d\n",
|
|
PSW_F0 != 0, PSW_F1 != 0, PSW_C != 0);
|
|
(*d10v_callback->flush_stdout) (d10v_callback);
|
|
break;
|
|
}
|
|
#endif
|
|
case 15: /* new system call trap */
|
|
/* Trap 15 is used for simulating low-level I/O */
|
|
{
|
|
unsigned32 result = 0;
|
|
errno = 0;
|
|
|
|
/* Registers passed to trap 0 */
|
|
|
|
#define FUNC GPR (4) /* function number */
|
|
#define PARM1 GPR (0) /* optional parm 1 */
|
|
#define PARM2 GPR (1) /* optional parm 2 */
|
|
#define PARM3 GPR (2) /* optional parm 3 */
|
|
#define PARM4 GPR (3) /* optional parm 3 */
|
|
|
|
/* Registers set by trap 0 */
|
|
|
|
#define RETVAL(X) do { result = (X); SET_GPR (0, result); } while (0)
|
|
#define RETVAL32(X) do { result = (X); SET_GPR (0, result >> 16); SET_GPR (1, result); } while (0)
|
|
#define RETERR(X) SET_GPR (4, (X)) /* return error code */
|
|
|
|
/* Turn a pointer in a register into a pointer into real memory. */
|
|
|
|
#define MEMPTR(x) ((char *)(dmem_addr(x)))
|
|
|
|
switch (FUNC)
|
|
{
|
|
#if !defined(__GO32__) && !defined(_WIN32)
|
|
case TARGET_SYS_fork:
|
|
trace_input ("<fork>", OP_VOID, OP_VOID, OP_VOID);
|
|
RETVAL (fork ());
|
|
trace_output_16 (result);
|
|
break;
|
|
|
|
#define getpid() 47
|
|
case TARGET_SYS_getpid:
|
|
trace_input ("<getpid>", OP_VOID, OP_VOID, OP_VOID);
|
|
RETVAL (getpid ());
|
|
trace_output_16 (result);
|
|
break;
|
|
|
|
case TARGET_SYS_kill:
|
|
trace_input ("<kill>", OP_R0, OP_R1, OP_VOID);
|
|
if (PARM1 == getpid ())
|
|
{
|
|
trace_output_void ();
|
|
State.exception = PARM2;
|
|
}
|
|
else
|
|
{
|
|
int os_sig = -1;
|
|
switch (PARM2)
|
|
{
|
|
#ifdef SIGHUP
|
|
case 1: os_sig = SIGHUP; break;
|
|
#endif
|
|
#ifdef SIGINT
|
|
case 2: os_sig = SIGINT; break;
|
|
#endif
|
|
#ifdef SIGQUIT
|
|
case 3: os_sig = SIGQUIT; break;
|
|
#endif
|
|
#ifdef SIGILL
|
|
case 4: os_sig = SIGILL; break;
|
|
#endif
|
|
#ifdef SIGTRAP
|
|
case 5: os_sig = SIGTRAP; break;
|
|
#endif
|
|
#ifdef SIGABRT
|
|
case 6: os_sig = SIGABRT; break;
|
|
#elif defined(SIGIOT)
|
|
case 6: os_sig = SIGIOT; break;
|
|
#endif
|
|
#ifdef SIGEMT
|
|
case 7: os_sig = SIGEMT; break;
|
|
#endif
|
|
#ifdef SIGFPE
|
|
case 8: os_sig = SIGFPE; break;
|
|
#endif
|
|
#ifdef SIGKILL
|
|
case 9: os_sig = SIGKILL; break;
|
|
#endif
|
|
#ifdef SIGBUS
|
|
case 10: os_sig = SIGBUS; break;
|
|
#endif
|
|
#ifdef SIGSEGV
|
|
case 11: os_sig = SIGSEGV; break;
|
|
#endif
|
|
#ifdef SIGSYS
|
|
case 12: os_sig = SIGSYS; break;
|
|
#endif
|
|
#ifdef SIGPIPE
|
|
case 13: os_sig = SIGPIPE; break;
|
|
#endif
|
|
#ifdef SIGALRM
|
|
case 14: os_sig = SIGALRM; break;
|
|
#endif
|
|
#ifdef SIGTERM
|
|
case 15: os_sig = SIGTERM; break;
|
|
#endif
|
|
#ifdef SIGURG
|
|
case 16: os_sig = SIGURG; break;
|
|
#endif
|
|
#ifdef SIGSTOP
|
|
case 17: os_sig = SIGSTOP; break;
|
|
#endif
|
|
#ifdef SIGTSTP
|
|
case 18: os_sig = SIGTSTP; break;
|
|
#endif
|
|
#ifdef SIGCONT
|
|
case 19: os_sig = SIGCONT; break;
|
|
#endif
|
|
#ifdef SIGCHLD
|
|
case 20: os_sig = SIGCHLD; break;
|
|
#elif defined(SIGCLD)
|
|
case 20: os_sig = SIGCLD; break;
|
|
#endif
|
|
#ifdef SIGTTIN
|
|
case 21: os_sig = SIGTTIN; break;
|
|
#endif
|
|
#ifdef SIGTTOU
|
|
case 22: os_sig = SIGTTOU; break;
|
|
#endif
|
|
#ifdef SIGIO
|
|
case 23: os_sig = SIGIO; break;
|
|
#elif defined (SIGPOLL)
|
|
case 23: os_sig = SIGPOLL; break;
|
|
#endif
|
|
#ifdef SIGXCPU
|
|
case 24: os_sig = SIGXCPU; break;
|
|
#endif
|
|
#ifdef SIGXFSZ
|
|
case 25: os_sig = SIGXFSZ; break;
|
|
#endif
|
|
#ifdef SIGVTALRM
|
|
case 26: os_sig = SIGVTALRM; break;
|
|
#endif
|
|
#ifdef SIGPROF
|
|
case 27: os_sig = SIGPROF; break;
|
|
#endif
|
|
#ifdef SIGWINCH
|
|
case 28: os_sig = SIGWINCH; break;
|
|
#endif
|
|
#ifdef SIGLOST
|
|
case 29: os_sig = SIGLOST; break;
|
|
#endif
|
|
#ifdef SIGUSR1
|
|
case 30: os_sig = SIGUSR1; break;
|
|
#endif
|
|
#ifdef SIGUSR2
|
|
case 31: os_sig = SIGUSR2; break;
|
|
#endif
|
|
}
|
|
|
|
if (os_sig == -1)
|
|
{
|
|
trace_output_void ();
|
|
(*d10v_callback->printf_filtered) (d10v_callback, "Unknown signal %d\n", PARM2);
|
|
(*d10v_callback->flush_stdout) (d10v_callback);
|
|
State.exception = SIGILL;
|
|
}
|
|
else
|
|
{
|
|
RETVAL (kill (PARM1, PARM2));
|
|
trace_output_16 (result);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case TARGET_SYS_execve:
|
|
trace_input ("<execve>", OP_R0, OP_R1, OP_R2);
|
|
RETVAL (execve (MEMPTR (PARM1), (char **) MEMPTR (PARM2),
|
|
(char **)MEMPTR (PARM3)));
|
|
trace_output_16 (result);
|
|
break;
|
|
|
|
#ifdef TARGET_SYS_execv
|
|
case TARGET_SYS_execv:
|
|
trace_input ("<execv>", OP_R0, OP_R1, OP_VOID);
|
|
RETVAL (execve (MEMPTR (PARM1), (char **) MEMPTR (PARM2), NULL));
|
|
trace_output_16 (result);
|
|
break;
|
|
#endif
|
|
|
|
case TARGET_SYS_pipe:
|
|
{
|
|
reg_t buf;
|
|
int host_fd[2];
|
|
|
|
trace_input ("<pipe>", OP_R0, OP_VOID, OP_VOID);
|
|
buf = PARM1;
|
|
RETVAL (pipe (host_fd));
|
|
SW (buf, host_fd[0]);
|
|
buf += sizeof(uint16);
|
|
SW (buf, host_fd[1]);
|
|
trace_output_16 (result);
|
|
}
|
|
break;
|
|
|
|
#if 0
|
|
#ifdef TARGET_SYS_wait
|
|
case TARGET_SYS_wait:
|
|
{
|
|
int status;
|
|
trace_input ("<wait>", OP_R0, OP_VOID, OP_VOID);
|
|
RETVAL (wait (&status));
|
|
if (PARM1)
|
|
SW (PARM1, status);
|
|
trace_output_16 (result);
|
|
}
|
|
break;
|
|
#endif
|
|
#endif
|
|
#else
|
|
case TARGET_SYS_getpid:
|
|
trace_input ("<getpid>", OP_VOID, OP_VOID, OP_VOID);
|
|
RETVAL (1);
|
|
trace_output_16 (result);
|
|
break;
|
|
|
|
case TARGET_SYS_kill:
|
|
trace_input ("<kill>", OP_REG, OP_REG, OP_VOID);
|
|
trace_output_void ();
|
|
State.exception = PARM2;
|
|
break;
|
|
#endif
|
|
|
|
case TARGET_SYS_read:
|
|
trace_input ("<read>", OP_R0, OP_R1, OP_R2);
|
|
RETVAL (d10v_callback->read (d10v_callback, PARM1, MEMPTR (PARM2),
|
|
PARM3));
|
|
trace_output_16 (result);
|
|
break;
|
|
|
|
case TARGET_SYS_write:
|
|
trace_input ("<write>", OP_R0, OP_R1, OP_R2);
|
|
if (PARM1 == 1)
|
|
RETVAL ((int)d10v_callback->write_stdout (d10v_callback,
|
|
MEMPTR (PARM2), PARM3));
|
|
else
|
|
RETVAL ((int)d10v_callback->write (d10v_callback, PARM1,
|
|
MEMPTR (PARM2), PARM3));
|
|
trace_output_16 (result);
|
|
break;
|
|
|
|
case TARGET_SYS_lseek:
|
|
trace_input ("<lseek>", OP_R0, OP_R1, OP_R2);
|
|
RETVAL32 (d10v_callback->lseek (d10v_callback, PARM1,
|
|
((((unsigned long) PARM2) << 16)
|
|
|| (unsigned long) PARM3),
|
|
PARM4));
|
|
trace_output_32 (result);
|
|
break;
|
|
|
|
case TARGET_SYS_close:
|
|
trace_input ("<close>", OP_R0, OP_VOID, OP_VOID);
|
|
RETVAL (d10v_callback->close (d10v_callback, PARM1));
|
|
trace_output_16 (result);
|
|
break;
|
|
|
|
case TARGET_SYS_open:
|
|
trace_input ("<open>", OP_R0, OP_R1, OP_R2);
|
|
RETVAL (d10v_callback->open (d10v_callback, MEMPTR (PARM1), PARM2));
|
|
trace_output_16 (result);
|
|
break;
|
|
|
|
case TARGET_SYS_exit:
|
|
trace_input ("<exit>", OP_R0, OP_VOID, OP_VOID);
|
|
State.exception = SIG_D10V_EXIT;
|
|
trace_output_void ();
|
|
break;
|
|
|
|
#ifdef TARGET_SYS_stat
|
|
case TARGET_SYS_stat:
|
|
trace_input ("<stat>", OP_R0, OP_R1, OP_VOID);
|
|
/* stat system call */
|
|
{
|
|
struct stat host_stat;
|
|
reg_t buf;
|
|
|
|
RETVAL (stat (MEMPTR (PARM1), &host_stat));
|
|
|
|
buf = PARM2;
|
|
|
|
/* The hard-coded offsets and sizes were determined by using
|
|
* the D10V compiler on a test program that used struct stat.
|
|
*/
|
|
SW (buf, host_stat.st_dev);
|
|
SW (buf+2, host_stat.st_ino);
|
|
SW (buf+4, host_stat.st_mode);
|
|
SW (buf+6, host_stat.st_nlink);
|
|
SW (buf+8, host_stat.st_uid);
|
|
SW (buf+10, host_stat.st_gid);
|
|
SW (buf+12, host_stat.st_rdev);
|
|
SLW (buf+16, host_stat.st_size);
|
|
SLW (buf+20, host_stat.st_atime);
|
|
SLW (buf+28, host_stat.st_mtime);
|
|
SLW (buf+36, host_stat.st_ctime);
|
|
}
|
|
trace_output_16 (result);
|
|
break;
|
|
#endif
|
|
|
|
case TARGET_SYS_chown:
|
|
trace_input ("<chown>", OP_R0, OP_R1, OP_R2);
|
|
RETVAL (chown (MEMPTR (PARM1), PARM2, PARM3));
|
|
trace_output_16 (result);
|
|
break;
|
|
|
|
case TARGET_SYS_chmod:
|
|
trace_input ("<chmod>", OP_R0, OP_R1, OP_R2);
|
|
RETVAL (chmod (MEMPTR (PARM1), PARM2));
|
|
trace_output_16 (result);
|
|
break;
|
|
|
|
#if 0
|
|
#ifdef TARGET_SYS_utime
|
|
case TARGET_SYS_utime:
|
|
trace_input ("<utime>", OP_R0, OP_R1, OP_R2);
|
|
/* Cast the second argument to void *, to avoid type mismatch
|
|
if a prototype is present. */
|
|
RETVAL (utime (MEMPTR (PARM1), (void *) MEMPTR (PARM2)));
|
|
trace_output_16 (result);
|
|
break;
|
|
#endif
|
|
#endif
|
|
|
|
#if 0
|
|
#ifdef TARGET_SYS_time
|
|
case TARGET_SYS_time:
|
|
trace_input ("<time>", OP_R0, OP_R1, OP_R2);
|
|
RETVAL32 (time (PARM1 ? MEMPTR (PARM1) : NULL));
|
|
trace_output_32 (result);
|
|
break;
|
|
#endif
|
|
#endif
|
|
|
|
default:
|
|
d10v_callback->error (d10v_callback, "Unknown syscall %d", FUNC);
|
|
}
|
|
if ((uint16) result == (uint16) -1)
|
|
RETERR (d10v_callback->get_errno(d10v_callback));
|
|
else
|
|
RETERR (0);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* tst0i */
|
|
void
|
|
OP_7000000 ()
|
|
{
|
|
trace_input ("tst0i", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);;
|
|
SET_PSW_F0 ((GPR (OP[0]) & OP[1]) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* tst1i */
|
|
void
|
|
OP_F000000 ()
|
|
{
|
|
trace_input ("tst1i", OP_REG, OP_CONSTANT16, OP_VOID);
|
|
SET_PSW_F1 (PSW_F0);
|
|
SET_PSW_F0 ((~(GPR (OP[0])) & OP[1]) ? 1 : 0);
|
|
trace_output_flag ();
|
|
}
|
|
|
|
/* wait */
|
|
void
|
|
OP_5F80 ()
|
|
{
|
|
trace_input ("wait", OP_VOID, OP_VOID, OP_VOID);
|
|
SET_PSW_IE (1);
|
|
trace_output_void ();
|
|
}
|
|
|
|
/* xor */
|
|
void
|
|
OP_A00 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("xor", OP_REG, OP_REG, OP_VOID);
|
|
tmp = (GPR (OP[0]) ^ GPR (OP[1]));
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|
|
|
|
/* xor3 */
|
|
void
|
|
OP_5000000 ()
|
|
{
|
|
int16 tmp;
|
|
trace_input ("xor3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16);
|
|
tmp = (GPR (OP[1]) ^ OP[2]);
|
|
SET_GPR (OP[0], tmp);
|
|
trace_output_16 (tmp);
|
|
}
|