#endif
#include "mn10300_sim.h"
#include "simops.h"
-#include "sys/syscall.h"
+#include "sim-types.h"
+#include "targ-vals.h"
#include "bfd.h"
#include <errno.h>
#include <sys/stat.h>
#include <sys/times.h>
#include <sys/time.h>
-enum op_types {
- OP_UNKNOWN,
-};
-
-#ifdef DEBUG
-static void trace_input PARAMS ((char *name, enum op_types type, int size));
-static void trace_output PARAMS ((enum op_types result));
-static int init_text_p = 0;
-static asection *text;
-static bfd_vma text_start;
-static bfd_vma text_end;
-extern bfd *exec_bfd;
-
-#ifndef SIZE_INSTRUCTION
-#define SIZE_INSTRUCTION 6
-#endif
-
-#ifndef SIZE_OPERANDS
-#define SIZE_OPERANDS 16
-#endif
-
-#ifndef SIZE_VALUES
-#define SIZE_VALUES 11
-#endif
-
-#ifndef SIZE_LOCATION
-#define SIZE_LOCATION 40
-#endif
-
-static void
-trace_input (name, type, size)
- char *name;
- enum op_types type;
- int size;
-{
-}
-
-static void
-trace_output (result)
- enum op_types result;
-{
-}
-
-#else
-#define trace_input(NAME, IN1, IN2)
-#define trace_output(RESULT)
-#endif
-
+#define REG0(X) ((X) & 0x3)
+#define REG1(X) (((X) & 0xc) >> 2)
+#define REG0_4(X) (((X) & 0x30) >> 4)
+#define REG0_8(X) (((X) & 0x300) >> 8)
+#define REG1_8(X) (((X) & 0xc00) >> 10)
+#define REG0_16(X) (((X) & 0x30000) >> 16)
+#define REG1_16(X) (((X) & 0xc0000) >> 18)
\f
/* mov imm8, dn */
-void OP_8000 ()
+void OP_8000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x300) >> 8)] = SEXT8 (insn & 0xff);
+ State.regs[REG_D0 + REG0_8 (insn)] = SEXT8 (insn & 0xff);
}
/* mov dm, dn */
-void OP_80 ()
+void OP_80 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + (insn & 0x3)] = State.regs[REG_D0 + ((insn & 0xc) >> 2)];
+ State.regs[REG_D0 + REG0 (insn)] = State.regs[REG_D0 + REG1 (insn)];
}
/* mov dm, an */
-void OP_F1E0 ()
+void OP_F1E0 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + ((insn & 0xc) >> 2)] = State.regs[REG_D0 + (insn & 0x3)];
+ State.regs[REG_A0 + REG0 (insn)] = State.regs[REG_D0 + REG1 (insn)];
}
/* mov am, dn */
-void OP_F1D0 ()
+void OP_F1D0 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + (insn & 0x3)] = State.regs[REG_A0 + ((insn & 0xc) >> 2)];
+ State.regs[REG_D0 + REG0 (insn)] = State.regs[REG_A0 + REG1 (insn)];
}
/* mov imm8, an */
-void OP_9000 ()
+void OP_9000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x300) >> 8)] = insn & 0xff;
+ State.regs[REG_A0 + REG0_8 (insn)] = insn & 0xff;
}
/* mov am, an */
-void OP_90 ()
+void OP_90 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + (insn & 0x3)] = State.regs[REG_A0 + ((insn & 0xc) >> 2)];
+ State.regs[REG_A0 + REG0 (insn)] = State.regs[REG_A0 + REG1 (insn)];
}
/* mov sp, an */
-void OP_3C ()
+void OP_3C (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + (insn & 0x3)] = State.regs[REG_SP];
+ State.regs[REG_A0 + REG0 (insn)] = State.regs[REG_SP];
}
/* mov am, sp */
-void OP_F2F0 ()
+void OP_F2F0 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_SP] = State.regs[REG_A0 + ((insn & 0xc) >> 2)];
+ State.regs[REG_SP] = State.regs[REG_A0 + REG1 (insn)];
}
/* mov psw, dn */
-void OP_F2E4 ()
+void OP_F2E4 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + (insn & 0x3)] = PSW;
+ State.regs[REG_D0 + REG0 (insn)] = PSW;
}
/* mov dm, psw */
-void OP_F2F3 ()
+void OP_F2F3 (insn, extension)
+ unsigned long insn, extension;
{
- PSW = State.regs[REG_D0 + ((insn & 0xc) >> 2)];
+ PSW = State.regs[REG_D0 + REG1 (insn)];
}
/* mov mdr, dn */
-void OP_F2E0 ()
+void OP_F2E0 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + (insn & 0x3)] = State.regs[REG_MDR];
+ State.regs[REG_D0 + REG0 (insn)] = State.regs[REG_MDR];
}
/* mov dm, mdr */
-void OP_F2F2 ()
+void OP_F2F2 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_MDR] = State.regs[REG_D0 + ((insn & 0xc) >> 2)];
+ State.regs[REG_MDR] = State.regs[REG_D0 + REG1 (insn)];
}
/* mov (am), dn */
-void OP_70 ()
+void OP_70 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc) >> 2)]
- = load_mem (State.regs[REG_A0 + (insn & 0x3)], 4);
+ State.regs[REG_D0 + REG1 (insn)]
+ = load_word (State.regs[REG_A0 + REG0 (insn)]);
}
/* mov (d8,am), dn */
-void OP_F80000 ()
+void OP_F80000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc00) >> 10)]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x300) >> 8)]
- + SEXT8 (insn & 0xff)), 4);
+ State.regs[REG_D0 + REG1_8 (insn)]
+ = load_word ((State.regs[REG_A0 + REG0_8 (insn)] + SEXT8 (insn & 0xff)));
}
/* mov (d16,am), dn */
-void OP_FA000000 ()
+void OP_FA000000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + SEXT16 (insn & 0xffff)), 4);
+ State.regs[REG_D0 + REG1_16 (insn)]
+ = load_word ((State.regs[REG_A0 + REG0_16 (insn)]
+ + SEXT16 (insn & 0xffff)));
}
/* mov (d32,am), dn */
-void OP_FC000000 ()
+void OP_FC000000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + ((insn & 0xffff) << 16) | extension), 4);
+ State.regs[REG_D0 + REG1_16 (insn)]
+ = load_word ((State.regs[REG_A0 + REG0_16 (insn)]
+ + ((insn & 0xffff) << 16) + extension));
}
/* mov (d8,sp), dn */
-void OP_5800 ()
+void OP_5800 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x300) >> 8)]
- = load_mem (State.regs[REG_SP] + (insn & 0xff), 4);
+ State.regs[REG_D0 + REG0_8 (insn)]
+ = load_word (State.regs[REG_SP] + (insn & 0xff));
}
/* mov (d16,sp), dn */
-void OP_FAB40000 ()
+void OP_FAB40000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)]
- = load_mem (State.regs[REG_SP] + (insn & 0xffff), 4);
+ State.regs[REG_D0 + REG0_16 (insn)]
+ = load_word (State.regs[REG_SP] + (insn & 0xffff));
}
/* mov (d32,sp), dn */
-void OP_FCB40000 ()
+void OP_FCB40000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)]
- = load_mem (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension), 4);
+ State.regs[REG_D0 + REG0_16 (insn)]
+ = load_word (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension));
}
/* mov (di,am), dn */
-void OP_F300 ()
+void OP_F300 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x300) >> 8)]
- = load_mem ((State.regs[REG_A0 + (insn & 0x3)]
- + State.regs[REG_D0 + ((insn & 0xc) >> 2)]), 4);
+ State.regs[REG_D0 + REG0_4 (insn)]
+ = load_word ((State.regs[REG_A0 + REG0 (insn)]
+ + State.regs[REG_D0 + REG1 (insn)]));
}
/* mov (abs16), dn */
-void OP_300000 ()
+void OP_300000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)] = load_mem ((insn & 0xffff), 4);
+ State.regs[REG_D0 + REG0_16 (insn)] = load_word ((insn & 0xffff));
}
/* mov (abs32), dn */
-void OP_FCA40000 ()
+void OP_FCA40000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)]
- = load_mem ((((insn & 0xffff) << 16) + extension), 4);
+ State.regs[REG_D0 + REG0_16 (insn)]
+ = load_word ((((insn & 0xffff) << 16) + extension));
}
/* mov (am), an */
-void OP_F000 ()
+void OP_F000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + ((insn & 0xc) >> 2)]
- = load_mem (State.regs[REG_A0 + (insn & 0x3)], 4);
+ State.regs[REG_A0 + REG1 (insn)]
+ = load_word (State.regs[REG_A0 + REG0 (insn)]);
}
/* mov (d8,am), an */
-void OP_F82000 ()
+void OP_F82000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + ((insn & 0xc00) >> 10)]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x300) >> 8)]
- + SEXT8 (insn & 0xff)), 4);
+ State.regs[REG_A0 + REG1_8 (insn)]
+ = load_word ((State.regs[REG_A0 + REG0_8 (insn)]
+ + SEXT8 (insn & 0xff)));
}
/* mov (d16,am), an */
-void OP_FA200000 ()
+void OP_FA200000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + ((insn & 0xc0000) >> 18)]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + SEXT16 (insn & 0xffff)), 4);
+ State.regs[REG_A0 + REG1_16 (insn)]
+ = load_word ((State.regs[REG_A0 + REG0_16 (insn)]
+ + SEXT16 (insn & 0xffff)));
}
/* mov (d32,am), an */
-void OP_FC200000 ()
+void OP_FC200000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + ((insn & 0xc0000) >> 18)]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + ((insn & 0xffff) << 16) + extension), 4);
+ State.regs[REG_A0 + REG1_16 (insn)]
+ = load_word ((State.regs[REG_A0 + REG0_16 (insn)]
+ + ((insn & 0xffff) << 16) + extension));
}
/* mov (d8,sp), an */
-void OP_5C00 ()
+void OP_5C00 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + ((insn & 0x300) >> 8)]
- = load_mem (State.regs[REG_SP] + (insn & 0xff), 4);
+ State.regs[REG_A0 + REG0_8 (insn)]
+ = load_word (State.regs[REG_SP] + (insn & 0xff));
}
/* mov (d16,sp), an */
-void OP_FAB00000 ()
+void OP_FAB00000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- = load_mem (State.regs[REG_SP] + (insn & 0xffff), 4);
+ State.regs[REG_A0 + REG0_16 (insn)]
+ = load_word (State.regs[REG_SP] + (insn & 0xffff));
}
/* mov (d32,sp), an */
-void OP_FCB00000 ()
+void OP_FCB00000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- = load_mem (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension), 4);
+ State.regs[REG_A0 + REG0_16 (insn)]
+ = load_word (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension));
}
/* mov (di,am), an */
-void OP_F380 ()
+void OP_F380 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + ((insn & 0x300) >> 8)]
- = load_mem ((State.regs[REG_A0 + (insn & 0x3)]
- + State.regs[REG_D0 + ((insn & 0xc) >> 2)]), 4);
+ State.regs[REG_A0 + REG0_4 (insn)]
+ = load_word ((State.regs[REG_A0 + REG0 (insn)]
+ + State.regs[REG_D0 + REG1 (insn)]));
}
/* mov (abs16), an */
-void OP_FAA00000 ()
+void OP_FAA00000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + ((insn & 0x30000) >> 16)] = load_mem ((insn & 0xffff), 4);
+ State.regs[REG_A0 + REG0_16 (insn)] = load_word ((insn & 0xffff));
}
/* mov (abs32), an */
-void OP_FCA00000 ()
+void OP_FCA00000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- = load_mem ((((insn & 0xffff) << 16) + extension), 4);
+ State.regs[REG_A0 + REG0_16 (insn)]
+ = load_word ((((insn & 0xffff) << 16) + extension));
}
/* mov (d8,am), sp */
-void OP_F8F000 ()
+void OP_F8F000 (insn, extension)
+ unsigned long insn, extension;
{
State.regs[REG_SP]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x300) >> 8)]
- + SEXT8 (insn & 0xff)), 4);
+ = load_word ((State.regs[REG_A0 + REG0_8 (insn)]
+ + SEXT8 (insn & 0xff)));
}
/* mov dm, (an) */
-void OP_60 ()
+void OP_60 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_A0 + (insn & 0x3)], 4,
- State.regs[REG_D0 + ((insn & 0xc) >> 2)]);
+ store_word (State.regs[REG_A0 + REG0 (insn)],
+ State.regs[REG_D0 + REG1 (insn)]);
}
/* mov dm, (d8,an) */
-void OP_F81000 ()
+void OP_F81000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + ((insn & 0x300) >> 8)]
- + SEXT8 (insn & 0xff)), 4,
- State.regs[REG_D0 + ((insn & 0xc00) >> 10)]);
+ store_word ((State.regs[REG_A0 + REG0_8 (insn)] + SEXT8 (insn & 0xff)),
+ State.regs[REG_D0 + REG1_8 (insn)]);
}
/* mov dm (d16,an) */
-void OP_FA100000 ()
+void OP_FA100000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + SEXT16 (insn & 0xffff)), 4,
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_word ((State.regs[REG_A0 + REG0_16 (insn)] + SEXT16 (insn & 0xffff)),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* mov dm (d32,an) */
-void OP_FC100000 ()
+void OP_FC100000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + ((insn & 0xffff) << 16) + extension), 4,
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_word ((State.regs[REG_A0 + REG0_16 (insn)]
+ + ((insn & 0xffff) << 16) + extension),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* mov dm, (d8,sp) */
-void OP_4200 ()
+void OP_4200 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_SP] + (insn & 0xff), 4,
- State.regs[REG_D0 + ((insn & 0xc00) >> 10)]);
+ store_word (State.regs[REG_SP] + (insn & 0xff),
+ State.regs[REG_D0 + REG1_8 (insn)]);
}
/* mov dm, (d16,sp) */
-void OP_FA910000 ()
+void OP_FA910000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_SP] + (insn & 0xffff), 4,
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_word (State.regs[REG_SP] + (insn & 0xffff),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* mov dm, (d32,sp) */
-void OP_FC910000 ()
+void OP_FC910000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension), 4,
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_word (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* mov dm, (di,an) */
-void OP_F340 ()
+void OP_F340 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + (insn & 0x3)]
- + State.regs[REG_D0 + ((insn & 0xc) >> 2)]), 4,
- State.regs[REG_D0 + ((insn & 0x300) >> 8)]);
+ store_word ((State.regs[REG_A0 + REG0 (insn)]
+ + State.regs[REG_D0 + REG1 (insn)]),
+ State.regs[REG_D0 + REG0_4 (insn)]);
}
/* mov dm, (abs16) */
-void OP_10000 ()
+void OP_10000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((insn & 0xffff), 4, State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_word ((insn & 0xffff), State.regs[REG_D0 + REG1_16 (insn)]);
}
/* mov dm, (abs32) */
-void OP_FC810000 ()
+void OP_FC810000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((((insn & 0xffff) << 16) + extension), 4, State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_word ((((insn & 0xffff) << 16) + extension),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* mov am, (an) */
-void OP_F010 ()
+void OP_F010 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_A0 + (insn & 0x3)], 4,
- State.regs[REG_A0 + ((insn & 0xc) >> 2)]);
+ store_word (State.regs[REG_A0 + REG0 (insn)],
+ State.regs[REG_A0 + REG1 (insn)]);
}
/* mov am, (d8,an) */
-void OP_F83000 ()
+void OP_F83000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + ((insn & 0x300) >> 8)]
- + SEXT8 (insn & 0xff)), 4,
- State.regs[REG_A0 + ((insn & 0xc00) >> 10)]);
+ store_word ((State.regs[REG_A0 + REG0_8 (insn)] + SEXT8 (insn & 0xff)),
+ State.regs[REG_A0 + REG1_8 (insn)]);
}
/* mov am, (d16,an) */
-void OP_FA300000 ()
+void OP_FA300000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 17)]
- + SEXT16 (insn & 0xffff)), 4,
- State.regs[REG_A0 + ((insn & 0xc0000) >> 18)]);
+ store_word ((State.regs[REG_A0 + REG0_16 (insn)] + SEXT16 (insn & 0xffff)),
+ State.regs[REG_A0 + REG1_16 (insn)]);
}
/* mov am, (d32,an) */
-void OP_FC300000 ()
+void OP_FC300000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 17)]
- + ((insn & 0xffff) << 16) + extension), 4,
- State.regs[REG_A0 + ((insn & 0xc0000) >> 18)]);
+ store_word ((State.regs[REG_A0 + REG0_16 (insn)]
+ + ((insn & 0xffff) << 16) + extension),
+ State.regs[REG_A0 + REG1_16 (insn)]);
}
/* mov am, (d8,sp) */
-void OP_4300 ()
+void OP_4300 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_SP] + (insn & 0xff), 4,
- State.regs[REG_A0 + ((insn & 0xc00) >> 10)]);
+ store_word (State.regs[REG_SP] + (insn & 0xff),
+ State.regs[REG_A0 + REG1_8 (insn)]);
}
/* mov am, (d16,sp) */
-void OP_FA900000 ()
+void OP_FA900000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_SP] + (insn & 0xffff), 4,
- State.regs[REG_A0 + ((insn & 0xc0000) >> 18)]);
+ store_word (State.regs[REG_SP] + (insn & 0xffff),
+ State.regs[REG_A0 + REG1_16 (insn)]);
}
/* mov am, (d32,sp) */
-void OP_FC900000 ()
+void OP_FC900000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension), 4,
- State.regs[REG_A0 + ((insn & 0xc0000) >> 18)]);
+ store_word (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension),
+ State.regs[REG_A0 + REG1_16 (insn)]);
}
/* mov am, (di,an) */
-void OP_F3C0 ()
+void OP_F3C0 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + (insn & 0x3)]
- + State.regs[REG_D0 + ((insn & 0xc) >> 2)]), 4,
- State.regs[REG_A0 + ((insn & 0x300) >> 8)]);
+ store_word ((State.regs[REG_A0 + REG0 (insn)]
+ + State.regs[REG_D0 + REG1 (insn)]),
+ State.regs[REG_A0 + REG0_4 (insn)]);
}
/* mov am, (abs16) */
-void OP_FA800000 ()
+void OP_FA800000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((insn & 0xffff), 4, State.regs[REG_A0 + ((insn & 0xc0000) >> 18)]);
+ store_word ((insn & 0xffff), State.regs[REG_A0 + REG1_16 (insn)]);
}
/* mov am, (abs32) */
-void OP_FC800000 ()
+void OP_FC800000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((((insn & 0xffff) << 16) + extension), 4, State.regs[REG_A0 + ((insn & 0xc0000) >> 18)]);
+ store_word ((((insn & 0xffff) << 16) + extension), State.regs[REG_A0 + REG1_16 (insn)]);
}
/* mov sp, (d8,an) */
-void OP_F8F400 ()
+void OP_F8F400 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_A0 + ((insn & 0x300) >> 8)] + SEXT8 (insn & 0xff),
- 4, State.regs[REG_SP]);
+ store_word (State.regs[REG_A0 + REG0_8 (insn)] + SEXT8 (insn & 0xff),
+ State.regs[REG_SP]);
}
/* mov imm16, dn */
-void OP_2C0000 ()
+void OP_2C0000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long value;
value = SEXT16 (insn & 0xffff);
- State.regs[REG_A0 + ((insn & 0x30000) >> 16)] = value;
+ State.regs[REG_D0 + REG0_16 (insn)] = value;
}
/* mov imm32,dn */
-void OP_FCCC0000 ()
+void OP_FCCC0000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long value;
- value = (insn & 0xffff) << 16 | extension;
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)] = value;
+ value = ((insn & 0xffff) << 16) + extension;
+ State.regs[REG_D0 + REG0_16 (insn)] = value;
}
/* mov imm16, an */
-void OP_240000 ()
+void OP_240000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long value;
value = insn & 0xffff;
- State.regs[REG_A0 + ((insn & 0x30000) >> 16)] = value;
+ State.regs[REG_A0 + REG0_16 (insn)] = value;
}
/* mov imm32, an */
-void OP_FCDC0000 ()
+void OP_FCDC0000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long value;
- value = (insn & 0xffff) << 16 | extension;
- State.regs[REG_A0 + ((insn & 0x30000) >> 16)] = value;
+ value = ((insn & 0xffff) << 16) + extension;
+ State.regs[REG_A0 + REG0_16 (insn)] = value;
}
/* movbu (am), dn */
-void OP_F040 ()
+void OP_F040 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc) >> 2)]
- = load_mem (State.regs[REG_A0 + (insn & 0x3)], 1);
+ State.regs[REG_D0 + REG1 (insn)]
+ = load_byte (State.regs[REG_A0 + REG0 (insn)]);
}
/* movbu (d8,am), dn */
-void OP_F84000 ()
+void OP_F84000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc00) >> 10)]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x300) >> 8)]
- + SEXT8 (insn & 0xff)), 1);
+ State.regs[REG_D0 + REG1_8 (insn)]
+ = load_byte ((State.regs[REG_A0 + REG0_8 (insn)]
+ + SEXT8 (insn & 0xff)));
}
/* movbu (d16,am), dn */
-void OP_FA400000 ()
+void OP_FA400000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + SEXT16 (insn & 0xffff)), 1);
+ State.regs[REG_D0 + REG1_16 (insn)]
+ = load_byte ((State.regs[REG_A0 + REG0_16 (insn)]
+ + SEXT16 (insn & 0xffff)));
}
/* movbu (d32,am), dn */
-void OP_FC400000 ()
+void OP_FC400000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + ((insn & 0xffff) << 16) + extension), 1);
+ State.regs[REG_D0 + REG1_16 (insn)]
+ = load_byte ((State.regs[REG_A0 + REG0_16 (insn)]
+ + ((insn & 0xffff) << 16) + extension));
}
/* movbu (d8,sp), dn */
-void OP_F8B800 ()
+void OP_F8B800 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x300) >> 8)]
- = load_mem ((State.regs[REG_SP] + (insn & 0xff)), 1);
+ State.regs[REG_D0 + REG0_8 (insn)]
+ = load_byte ((State.regs[REG_SP] + (insn & 0xff)));
}
/* movbu (d16,sp), dn */
-void OP_FAB80000 ()
+void OP_FAB80000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)]
- = load_mem ((State.regs[REG_SP] + (insn & 0xffff)), 1);
+ State.regs[REG_D0 + REG0_16 (insn)]
+ = load_byte ((State.regs[REG_SP] + (insn & 0xffff)));
}
/* movbu (d32,sp), dn */
-void OP_FCB80000 ()
+void OP_FCB80000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)]
- = load_mem (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension), 1);
+ State.regs[REG_D0 + REG0_16 (insn)]
+ = load_byte (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension));
}
/* movbu (di,am), dn */
-void OP_F400 ()
+void OP_F400 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x300) >> 8)]
- = load_mem ((State.regs[REG_A0 + (insn & 0x3)]
- + State.regs[REG_D0 + ((insn & 0xc) >> 2)]), 1);
+ State.regs[REG_D0 + REG0_4 (insn)]
+ = load_byte ((State.regs[REG_A0 + REG0 (insn)]
+ + State.regs[REG_D0 + REG1 (insn)]));
}
/* movbu (abs16), dn */
-void OP_340000 ()
+void OP_340000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)] = load_mem ((insn & 0xffff), 1);
+ State.regs[REG_D0 + REG0_16 (insn)] = load_byte ((insn & 0xffff));
}
/* movbu (abs32), dn */
-void OP_FCA80000 ()
+void OP_FCA80000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)]
- = load_mem ((((insn & 0xffff) << 16) + extension), 1);
+ State.regs[REG_D0 + REG0_16 (insn)]
+ = load_byte ((((insn & 0xffff) << 16) + extension));
}
/* movbu dm, (an) */
-void OP_F050 ()
+void OP_F050 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_A0 + ((insn & 0xc) >> 2)], 1,
- State.regs[REG_D0 + (insn & 0x3)]);
+ store_byte (State.regs[REG_A0 + REG0 (insn)],
+ State.regs[REG_D0 + REG1 (insn)]);
}
/* movbu dm, (d8,an) */
-void OP_F85000 ()
+void OP_F85000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + ((insn & 0x300) >> 8)]
- + SEXT8 (insn & 0xff)), 1,
- State.regs[REG_D0 + ((insn & 0xc00) >> 10)]);
+ store_byte ((State.regs[REG_A0 + REG0_8 (insn)] + SEXT8 (insn & 0xff)),
+ State.regs[REG_D0 + REG1_8 (insn)]);
}
/* movbu dm, (d16,an) */
-void OP_FA500000 ()
+void OP_FA500000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + SEXT16 (insn & 0xffff)), 1,
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_byte ((State.regs[REG_A0 + REG0_16 (insn)] + SEXT16 (insn & 0xffff)),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* movbu dm, (d32,an) */
-void OP_FC500000 ()
+void OP_FC500000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + ((insn & 0xffff) << 16) + extension), 1,
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_byte ((State.regs[REG_A0 + REG0_16 (insn)]
+ + ((insn & 0xffff) << 16) + extension),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* movbu dm, (d8,sp) */
-void OP_F89200 ()
+void OP_F89200 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_SP] + (insn & 0xff), 1,
- State.regs[REG_D0 + ((insn & 0xc00) >> 10)]);
+ store_byte (State.regs[REG_SP] + (insn & 0xff),
+ State.regs[REG_D0 + REG1_8 (insn)]);
}
/* movbu dm, (d16,sp) */
-void OP_FA920000 ()
+void OP_FA920000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_SP] + (insn & 0xffff), 2,
- State.regs[REG_D0 + ((insn & 0xc00) >> 10)]);
+ store_byte (State.regs[REG_SP] + (insn & 0xffff),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* movbu dm (d32,sp) */
-void OP_FC920000 ()
+void OP_FC920000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension), 2,
- State.regs[REG_D0 + ((insn & 0xc00) >> 10)]);
+ store_byte (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* movbu dm, (di,an) */
-void OP_F440 ()
+void OP_F440 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + (insn & 0x3)]
- + State.regs[REG_D0 + ((insn & 0xc) >> 2)]), 1,
- State.regs[REG_D0 + ((insn & 0x300) >> 8)]);
+ store_byte ((State.regs[REG_A0 + REG0 (insn)]
+ + State.regs[REG_D0 + REG1 (insn)]),
+ State.regs[REG_D0 + REG0_4 (insn)]);
}
/* movbu dm, (abs16) */
-void OP_20000 ()
+void OP_20000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((insn & 0xffff), 1, State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_byte ((insn & 0xffff), State.regs[REG_D0 + REG1_16 (insn)]);
}
/* movbu dm, (abs32) */
-void OP_FC820000 ()
+void OP_FC820000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((((insn & 0xffff) << 16) + extension), 1, State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_byte ((((insn & 0xffff) << 16) + extension), State.regs[REG_D0 + REG1_16 (insn)]);
}
/* movhu (am), dn */
-void OP_F060 ()
+void OP_F060 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc) >> 2)]
- = load_mem (State.regs[REG_A0 + (insn & 0x3)], 2);
+ State.regs[REG_D0 + REG1 (insn)]
+ = load_half (State.regs[REG_A0 + REG0 (insn)]);
}
/* movhu (d8,am), dn */
-void OP_F86000 ()
+void OP_F86000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc00) >> 10)]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x300) >> 8)]
- + SEXT8 (insn & 0xff)), 2);
+ State.regs[REG_D0 + REG1_8 (insn)]
+ = load_half ((State.regs[REG_A0 + REG0_8 (insn)]
+ + SEXT8 (insn & 0xff)));
}
/* movhu (d16,am), dn */
-void OP_FA600000 ()
+void OP_FA600000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + SEXT16 (insn & 0xffff)), 2);
+ State.regs[REG_D0 + REG1_16 (insn)]
+ = load_half ((State.regs[REG_A0 + REG0_16 (insn)]
+ + SEXT16 (insn & 0xffff)));
}
/* movhu (d32,am), dn */
-void OP_FC600000 ()
+void OP_FC600000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]
- = load_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + ((insn & 0xffff) << 16) + extension), 2);
+ State.regs[REG_D0 + REG1_16 (insn)]
+ = load_half ((State.regs[REG_A0 + REG0_16 (insn)]
+ + ((insn & 0xffff) << 16) + extension));
}
/* movhu (d8,sp) dn */
-void OP_F8BC00 ()
+void OP_F8BC00 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x300) >> 8)]
- = load_mem ((State.regs[REG_SP] + (insn & 0xff)), 2);
+ State.regs[REG_D0 + REG0_8 (insn)]
+ = load_half ((State.regs[REG_SP] + (insn & 0xff)));
}
/* movhu (d16,sp), dn */
-void OP_FABC0000 ()
+void OP_FABC0000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)]
- = load_mem ((State.regs[REG_SP] + (insn & 0xffff)), 2);
+ State.regs[REG_D0 + REG0_16 (insn)]
+ = load_half ((State.regs[REG_SP] + (insn & 0xffff)));
}
/* movhu (d32,sp), dn */
-void OP_FCBC0000 ()
+void OP_FCBC0000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)]
- = load_mem (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension), 2);
+ State.regs[REG_D0 + REG0_16 (insn)]
+ = load_half (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension));
}
/* movhu (di,am), dn */
-void OP_F480 ()
+void OP_F480 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x300) >> 8)]
- = load_mem ((State.regs[REG_A0 + (insn & 0x3)]
- + State.regs[REG_D0 + ((insn & 0xc) >> 2)]), 2);
+ State.regs[REG_D0 + REG0_4 (insn)]
+ = load_half ((State.regs[REG_A0 + REG0 (insn)]
+ + State.regs[REG_D0 + REG1 (insn)]));
}
/* movhu (abs16), dn */
-void OP_380000 ()
+void OP_380000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)] = load_mem ((insn & 0xffff), 2);
+ State.regs[REG_D0 + REG0_16 (insn)] = load_half ((insn & 0xffff));
}
/* movhu (abs32), dn */
-void OP_FCAC0000 ()
+void OP_FCAC0000 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)]
- = load_mem ((((insn & 0xffff) << 16) + extension), 2);
+ State.regs[REG_D0 + REG0_16 (insn)]
+ = load_half ((((insn & 0xffff) << 16) + extension));
}
/* movhu dm, (an) */
-void OP_F070 ()
+void OP_F070 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_A0 + ((insn & 0xc) >> 2)], 2,
- State.regs[REG_D0 + (insn & 0x3)]);
+ store_half (State.regs[REG_A0 + REG0 (insn)],
+ State.regs[REG_D0 + REG1 (insn)]);
}
/* movhu dm, (d8,an) */
-void OP_F87000 ()
+void OP_F87000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + ((insn & 0x300) >> 8)]
- + SEXT8 (insn & 0xff)), 2,
- State.regs[REG_D0 + ((insn & 0xc00) >> 10)]);
+ store_half ((State.regs[REG_A0 + REG0_8 (insn)] + SEXT8 (insn & 0xff)),
+ State.regs[REG_D0 + REG1_8 (insn)]);
}
/* movhu dm, (d16,an) */
-void OP_FA700000 ()
+void OP_FA700000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + SEXT16 (insn & 0xffff)), 2,
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_half ((State.regs[REG_A0 + REG0_16 (insn)] + SEXT16 (insn & 0xffff)),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* movhu dm, (d32,an) */
-void OP_FC700000 ()
+void OP_FC700000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + ((insn & 0xffff) << 16) + extension), 2,
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_half ((State.regs[REG_A0 + REG0_16 (insn)]
+ + ((insn & 0xffff) << 16) + extension),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* movhu dm,(d8,sp) */
-void OP_F89300 ()
+void OP_F89300 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_SP] + (insn & 0xff), 2,
- State.regs[REG_D0 + ((insn & 0xc00) >> 10)]);
+ store_half (State.regs[REG_SP] + (insn & 0xff),
+ State.regs[REG_D0 + REG1_8 (insn)]);
}
/* movhu dm,(d16,sp) */
-void OP_FA930000 ()
+void OP_FA930000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_SP] + (insn & 0xffff), 2,
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_half (State.regs[REG_SP] + (insn & 0xffff),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* movhu dm,(d32,sp) */
-void OP_FC930000 ()
+void OP_FC930000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension), 2,
- State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_half (State.regs[REG_SP] + (((insn & 0xffff) << 16) + extension),
+ State.regs[REG_D0 + REG1_16 (insn)]);
}
/* movhu dm, (di,an) */
-void OP_F4C0 ()
+void OP_F4C0 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((State.regs[REG_A0 + (insn & 0x3)]
- + State.regs[REG_D0 + ((insn & 0xc) >> 2)]), 2,
- State.regs[REG_D0 + ((insn & 0x300) >> 8)]);
+ store_half ((State.regs[REG_A0 + REG0 (insn)]
+ + State.regs[REG_D0 + REG1 (insn)]),
+ State.regs[REG_D0 + REG0_4 (insn)]);
}
/* movhu dm, (abs16) */
-void OP_30000 ()
+void OP_30000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((insn & 0xffff), 2, State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_half ((insn & 0xffff), State.regs[REG_D0 + REG1_16 (insn)]);
}
/* movhu dm, (abs32) */
-void OP_FC830000 ()
+void OP_FC830000 (insn, extension)
+ unsigned long insn, extension;
{
- store_mem ((((insn & 0xffff) << 16) + extension), 2, State.regs[REG_D0 + ((insn & 0xc0000) >> 18)]);
+ store_half ((((insn & 0xffff) << 16) + extension), State.regs[REG_D0 + REG1_16 (insn)]);
}
/* ext dn */
-void OP_F2D0 ()
+void OP_F2D0 (insn, extension)
+ unsigned long insn, extension;
{
- if (State.regs[REG_D0 + (insn & 0x3)] & 0x80000000)
+ if (State.regs[REG_D0 + REG0 (insn)] & 0x80000000)
State.regs[REG_MDR] = -1;
else
State.regs[REG_MDR] = 0;
}
/* extb dn */
-void OP_10 ()
+void OP_10 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + (insn & 0x3)] = SEXT8 (State.regs[REG_D0 + (insn & 0x3)]);
+ State.regs[REG_D0 + REG0 (insn)] = SEXT8 (State.regs[REG_D0 + REG0 (insn)]);
}
/* extbu dn */
-void OP_14 ()
+void OP_14 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + (insn & 0x3)] &= 0xff;
+ State.regs[REG_D0 + REG0 (insn)] &= 0xff;
}
/* exth dn */
-void OP_18 ()
+void OP_18 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + (insn & 0x3)]
- = SEXT16 (State.regs[REG_D0 + (insn & 0x3)]);
+ State.regs[REG_D0 + REG0 (insn)]
+ = SEXT16 (State.regs[REG_D0 + REG0 (insn)]);
}
/* exthu dn */
-void OP_1C ()
+void OP_1C (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + (insn & 0x3)] &= 0xffff;
+ State.regs[REG_D0 + REG0 (insn)] &= 0xffff;
}
/* movm (sp), reg_list */
-void OP_CE00 ()
+void OP_CE00 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long sp = State.regs[REG_SP];
unsigned long mask;
if (mask & 0x8)
{
sp += 4;
- State.regs[REG_LAR] = load_mem (sp, 4);
+ State.regs[REG_LAR] = load_word (sp);
sp += 4;
- State.regs[REG_LIR] = load_mem (sp, 4);
+ State.regs[REG_LIR] = load_word (sp);
sp += 4;
- State.regs[REG_MDR] = load_mem (sp, 4);
+ State.regs[REG_MDR] = load_word (sp);
sp += 4;
- State.regs[REG_A0 + 1] = load_mem (sp, 4);
+ State.regs[REG_A0 + 1] = load_word (sp);
sp += 4;
- State.regs[REG_A0] = load_mem (sp, 4);
+ State.regs[REG_A0] = load_word (sp);
sp += 4;
- State.regs[REG_D0 + 1] = load_mem (sp, 4);
+ State.regs[REG_D0 + 1] = load_word (sp);
sp += 4;
- State.regs[REG_D0] = load_mem (sp, 4);
+ State.regs[REG_D0] = load_word (sp);
sp += 4;
}
if (mask & 0x10)
{
- State.regs[REG_A0 + 3] = load_mem (sp, 4);
+ State.regs[REG_A0 + 3] = load_word (sp);
sp += 4;
}
if (mask & 0x20)
{
- State.regs[REG_A0 + 2] = load_mem (sp, 4);
+ State.regs[REG_A0 + 2] = load_word (sp);
sp += 4;
}
if (mask & 0x40)
{
- State.regs[REG_D0 + 3] = load_mem (sp, 4);
+ State.regs[REG_D0 + 3] = load_word (sp);
sp += 4;
}
if (mask & 0x80)
{
- State.regs[REG_D0 + 2] = load_mem (sp, 4);
+ State.regs[REG_D0 + 2] = load_word (sp);
sp += 4;
}
}
/* movm reg_list, (sp) */
-void OP_CF00 ()
+void OP_CF00 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long sp = State.regs[REG_SP];
unsigned long mask;
if (mask & 0x80)
{
sp -= 4;
- State.regs[REG_D0 + 2] = load_mem (sp, 4);
+ store_word (sp, State.regs[REG_D0 + 2]);
}
if (mask & 0x40)
{
sp -= 4;
- State.regs[REG_D0 + 3] = load_mem (sp, 4);
+ store_word (sp, State.regs[REG_D0 + 3]);
}
if (mask & 0x20)
{
sp -= 4;
- State.regs[REG_A0 + 2] = load_mem (sp, 4);
+ store_word (sp, State.regs[REG_A0 + 2]);
}
if (mask & 0x10)
{
sp -= 4;
- State.regs[REG_A0 + 3] = load_mem (sp, 4);
+ store_word (sp, State.regs[REG_A0 + 3]);
}
if (mask & 0x8)
{
sp -= 4;
- State.regs[REG_D0] = load_mem (sp, 4);
+ store_word (sp, State.regs[REG_D0]);
sp -= 4;
- State.regs[REG_D0 + 1] = load_mem (sp, 4);
+ store_word (sp, State.regs[REG_D0 + 1]);
sp -= 4;
- State.regs[REG_A0] = load_mem (sp, 4);
+ store_word (sp, State.regs[REG_A0]);
sp -= 4;
- State.regs[REG_A0 + 1] = load_mem (sp, 4);
+ store_word (sp, State.regs[REG_A0 + 1]);
sp -= 4;
- State.regs[REG_MDR] = load_mem (sp, 4);
+ store_word (sp, State.regs[REG_MDR]);
sp -= 4;
- State.regs[REG_LIR] = load_mem (sp, 4);
+ store_word (sp, State.regs[REG_LIR]);
sp -= 4;
- State.regs[REG_LAR] = load_mem (sp, 4);
+ store_word (sp, State.regs[REG_LAR]);
sp -= 4;
}
}
/* clr dn */
-void OP_0 ()
+void OP_0 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc) >> 2)] = 0;
+ State.regs[REG_D0 + REG1 (insn)] = 0;
PSW |= PSW_Z;
PSW &= ~(PSW_V | PSW_C | PSW_N);
}
/* add dm,dn */
-void OP_E0 ()
+void OP_E0 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_D0 + (insn & 0x3)];
+ reg1 = State.regs[REG_D0 + REG1 (insn)];
+ reg2 = State.regs[REG_D0 + REG0 (insn)];
value = reg1 + reg2;
- State.regs[REG_D0 + (insn & 0x3)] = value;
+ State.regs[REG_D0 + REG0 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (value < reg1) || (value < reg2);
+ v = ((reg2 & 0x80000000) == (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* add dm, an */
-void OP_F160 ()
+void OP_F160 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_A0 + (insn & 0x3)];
+ reg1 = State.regs[REG_D0 + REG1 (insn)];
+ reg2 = State.regs[REG_A0 + REG0 (insn)];
value = reg1 + reg2;
- State.regs[REG_A0 + (insn & 0x3)] = value;
+ State.regs[REG_A0 + REG0 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (value < reg1) || (value < reg2);
+ v = ((reg2 & 0x80000000) == (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* add am, dn */
-void OP_F150 ()
+void OP_F150 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_A0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_D0 + (insn & 0x3)];
+ reg1 = State.regs[REG_A0 + REG1 (insn)];
+ reg2 = State.regs[REG_D0 + REG0 (insn)];
value = reg1 + reg2;
- State.regs[REG_D0 + (insn & 0x3)] = value;
+ State.regs[REG_D0 + REG0 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (value < reg1) || (value < reg2);
+ v = ((reg2 & 0x80000000) == (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* add am,an */
-void OP_F170 ()
+void OP_F170 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_A0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_A0 + (insn & 0x3)];
+ reg1 = State.regs[REG_A0 + REG1 (insn)];
+ reg2 = State.regs[REG_A0 + REG0 (insn)];
value = reg1 + reg2;
- State.regs[REG_A0 + (insn & 0x3)] = value;
+ State.regs[REG_A0 + REG0 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (value < reg1) || (value < reg2);
+ v = ((reg2 & 0x80000000) == (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* add imm8, dn */
-void OP_2800 ()
+void OP_2800 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_D0 + ((insn & 0xc00) >> 8)];
+ reg1 = State.regs[REG_D0 + REG0_8 (insn)];
imm = SEXT8 (insn & 0xff);
value = reg1 + imm;
- State.regs[REG_D0 + ((insn & 0xc00) >> 8)] = value;
+ State.regs[REG_D0 + REG0_8 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ c = (value < reg1) || (value < imm);
+ v = ((reg1 & 0x80000000) == (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* add imm16, dn */
-void OP_FAC00000 ()
+void OP_FAC00000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_D0 + ((insn & 0xc0000) >> 16)];
+ reg1 = State.regs[REG_D0 + REG0_16 (insn)];
imm = SEXT16 (insn & 0xffff);
value = reg1 + imm;
- State.regs[REG_D0 + ((insn & 0xc0000) >> 16)] = value;
+ State.regs[REG_D0 + REG0_16 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ c = (value < reg1) || (value < imm);
+ v = ((reg1 & 0x80000000) == (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* add imm32,dn */
-void OP_FCC00000 ()
+void OP_FCC00000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_D0 + ((insn & 0xc0000) >> 16)];
- imm = ((insn & 0xffff) << 16) | extension;
+ reg1 = State.regs[REG_D0 + REG0_16 (insn)];
+ imm = ((insn & 0xffff) << 16) + extension;
value = reg1 + imm;
- State.regs[REG_D0 + ((insn & 0xc0000) >> 16)] = value;
+ State.regs[REG_D0 + REG0_16 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ c = (value < reg1) || (value < imm);
+ v = ((reg1 & 0x80000000) == (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* add imm8, an */
-void OP_2000 ()
+void OP_2000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_A0 + ((insn & 0xc00) >> 8)];
- imm = insn & 0xff;
+ reg1 = State.regs[REG_A0 + REG0_8 (insn)];
+ imm = SEXT8 (insn & 0xff);
value = reg1 + imm;
- State.regs[REG_A0 + ((insn & 0xc00) >> 8)] = value;
+ State.regs[REG_A0 + REG0_8 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ c = (value < reg1) || (value < imm);
+ v = ((reg1 & 0x80000000) == (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* add imm16, an */
-void OP_FAD00000 ()
+void OP_FAD00000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_A0 + ((insn & 0xc0000) >> 16)];
- imm = 0xffff;
+ reg1 = State.regs[REG_A0 + REG0_16 (insn)];
+ imm = SEXT16 (insn & 0xffff);
value = reg1 + imm;
- State.regs[REG_A0 + ((insn & 0xc0000) >> 16)] = value;
+ State.regs[REG_A0 + REG0_16 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ c = (value < reg1) || (value < imm);
+ v = ((reg1 & 0x80000000) == (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* add imm32, an */
-void OP_FCD00000 ()
+void OP_FCD00000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_A0 + ((insn & 0xc0000) >> 16)];
- imm = ((insn & 0xffff) << 16) | extension;
+ reg1 = State.regs[REG_A0 + REG0_16 (insn)];
+ imm = ((insn & 0xffff) << 16) + extension;
value = reg1 + imm;
- State.regs[REG_A0 + ((insn & 0xc0000) >> 16)] = value;
+ State.regs[REG_A0 + REG0_16 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ c = (value < reg1) || (value < imm);
+ v = ((reg1 & 0x80000000) == (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* add imm8, sp */
-void OP_F8FE00 ()
+void OP_F8FE00 (insn, extension)
+ unsigned long insn, extension;
{
- int z, c, n, v;
unsigned long reg1, imm, value;
reg1 = State.regs[REG_SP];
imm = SEXT8 (insn & 0xff);
value = reg1 + imm;
State.regs[REG_SP] = value;
-
- z = (value == 0);
- n = (value & 0x80000000);
- c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
-
- PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
- PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
- | (c ? PSW_C : 0) | (v ? PSW_V : 0));
}
/* add imm16,sp */
-void OP_FAFE0000 ()
+void OP_FAFE0000 (insn, extension)
+ unsigned long insn, extension;
{
- int z, c, n, v;
unsigned long reg1, imm, value;
reg1 = State.regs[REG_SP];
imm = SEXT16 (insn & 0xffff);
value = reg1 + imm;
State.regs[REG_SP] = value;
-
- z = (value == 0);
- n = (value & 0x80000000);
- c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
-
- PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
- PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
- | (c ? PSW_C : 0) | (v ? PSW_V : 0));
}
/* add imm32, sp */
-void OP_FCFE0000 ()
+void OP_FCFE0000 (insn, extension)
+ unsigned long insn, extension;
{
- int z, c, n, v;
unsigned long reg1, imm, value;
reg1 = State.regs[REG_SP];
- imm = ((insn & 0xffff) << 16) | extension;
+ imm = ((insn & 0xffff) << 16) + extension;
value = reg1 + imm;
State.regs[REG_SP] = value;
-
- z = (value == 0);
- n = (value & 0x80000000);
- c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
-
- PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
- PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
- | (c ? PSW_C : 0) | (v ? PSW_V : 0));
}
/* addc dm,dn */
-void OP_F140 ()
+void OP_F140 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_D0 + (insn & 0x3)];
+ reg1 = State.regs[REG_D0 + REG1 (insn)];
+ reg2 = State.regs[REG_D0 + REG0 (insn)];
value = reg1 + reg2 + ((PSW & PSW_C) != 0);
- State.regs[REG_D0 + (insn & 0x3)] = value;
+ State.regs[REG_D0 + REG0 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (value < reg1) || (value < reg2);
+ v = ((reg2 & 0x80000000) == (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* sub dm, dn */
-void OP_F100 ()
+void OP_F100 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_D0 + (insn & 0x3)];
+ reg1 = State.regs[REG_D0 + REG1 (insn)];
+ reg2 = State.regs[REG_D0 + REG0 (insn)];
value = reg2 - reg1;
+ State.regs[REG_D0 + REG0 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (reg1 > reg2);
+ v = ((reg2 & 0x80000000) != (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
| (c ? PSW_C : 0) | (v ? PSW_V : 0));
- State.regs[REG_D0 + (insn & 0x3)] = value;
}
/* sub dm, an */
-void OP_F120 ()
+void OP_F120 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_A0 + (insn & 0x3)];
+ reg1 = State.regs[REG_D0 + REG1 (insn)];
+ reg2 = State.regs[REG_A0 + REG0 (insn)];
value = reg2 - reg1;
+ State.regs[REG_A0 + REG0 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (reg1 > reg2);
+ v = ((reg2 & 0x80000000) != (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
| (c ? PSW_C : 0) | (v ? PSW_V : 0));
- State.regs[REG_A0 + (insn & 0x3)] = value;
}
/* sub am, dn */
-void OP_F110 ()
+void OP_F110 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_A0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_D0 + (insn & 0x3)];
+ reg1 = State.regs[REG_A0 + REG1 (insn)];
+ reg2 = State.regs[REG_D0 + REG0 (insn)];
value = reg2 - reg1;
+ State.regs[REG_D0 + REG0 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (reg1 > reg2);
+ v = ((reg2 & 0x80000000) != (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
| (c ? PSW_C : 0) | (v ? PSW_V : 0));
- State.regs[REG_D0 + (insn & 0x3)] = value;
}
/* sub am, an */
-void OP_F130 ()
+void OP_F130 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_A0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_A0 + (insn & 0x3)];
+ reg1 = State.regs[REG_A0 + REG1 (insn)];
+ reg2 = State.regs[REG_A0 + REG0 (insn)];
value = reg2 - reg1;
+ State.regs[REG_A0 + REG0 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (reg1 > reg2);
+ v = ((reg2 & 0x80000000) != (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
| (c ? PSW_C : 0) | (v ? PSW_V : 0));
- State.regs[REG_A0 + (insn & 0x3)] = value;
}
/* sub imm32, dn */
-void OP_FCC40000 ()
+void OP_FCC40000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_D0 + ((insn & 0x300) >> 16)];
- imm = ((insn & 0xffff) << 16) | extension;
+ reg1 = State.regs[REG_D0 + REG0_16 (insn)];
+ imm = ((insn & 0xffff) << 16) + extension;
value = reg1 - imm;
+ State.regs[REG_D0 + REG0_16 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ v = ((reg1 & 0x80000000) != (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
| (c ? PSW_C : 0) | (v ? PSW_V : 0));
- State.regs[REG_D0 + ((insn & 0x300) >> 16)] = value;
}
/* sub imm32, an */
-void OP_FCD40000 ()
+void OP_FCD40000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_A0 + ((insn & 0x300) >> 16)];
- imm = ((insn & 0xffff) << 16) | extension;
+ reg1 = State.regs[REG_A0 + REG0_16 (insn)];
+ imm = ((insn & 0xffff) << 16) + extension;
value = reg1 - imm;
+ State.regs[REG_A0 + REG0_16 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ v = ((reg1 & 0x80000000) != (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
| (c ? PSW_C : 0) | (v ? PSW_V : 0));
- State.regs[REG_A0 + ((insn & 0x300) >> 16)] = value;
}
/* subc dm, dn */
-void OP_F180 ()
+void OP_F180 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_D0 + (insn & 0x3)];
+ reg1 = State.regs[REG_D0 + REG1 (insn)];
+ reg2 = State.regs[REG_D0 + REG0 (insn)];
value = reg2 - reg1 - ((PSW & PSW_C) != 0);
+ State.regs[REG_D0 + REG0 (insn)] = value;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (reg1 > reg2);
+ v = ((reg2 & 0x80000000) != (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
| (c ? PSW_C : 0) | (v ? PSW_V : 0));
- State.regs[REG_D0 + (insn & 0x3)] = value;
}
/* mul dm, dn */
-void OP_F240 ()
+void OP_F240 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long long temp;
int n, z;
- temp = (State.regs[REG_D0 + (insn & 0x3)]
- * State.regs[REG_D0 + ((insn & 0xc) >> 2)]);
- State.regs[REG_D0 + (insn & 0x3)] = temp & 0xffffffff;
- State.regs[REG_MDR] = temp & 0xffffffff00000000LL;
- z = (State.regs[REG_D0 + (insn & 0x3)] == 0);
- n = (State.regs[REG_D0 + (insn & 0x3)] & 0x8000000) != 0;
+ temp = ((signed64)(signed32)State.regs[REG_D0 + REG0 (insn)]
+ * (signed64)(signed32)State.regs[REG_D0 + REG1 (insn)]);
+ State.regs[REG_D0 + REG0 (insn)] = temp & 0xffffffff;
+ State.regs[REG_MDR] = (temp & 0xffffffff00000000LL) >> 32;;
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* mulu dm, dn */
-void OP_F250 ()
+void OP_F250 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long long temp;
int n, z;
- temp = (State.regs[REG_D0 + (insn & 0x3)]
- * State.regs[REG_D0 + ((insn & 0xc) >> 2)]);
- State.regs[REG_D0 + (insn & 0x3)] = temp & 0xffffffff;
- State.regs[REG_MDR] = temp & 0xffffffff00000000LL;
- z = (State.regs[REG_D0 + (insn & 0x3)] == 0);
- n = (State.regs[REG_D0 + (insn & 0x3)] & 0x8000000) != 0;
+ temp = ((unsigned64)State.regs[REG_D0 + REG0 (insn)]
+ * (unsigned64)State.regs[REG_D0 + REG1 (insn)]);
+ State.regs[REG_D0 + REG0 (insn)] = temp & 0xffffffff;
+ State.regs[REG_MDR] = (temp & 0xffffffff00000000LL) >> 32;
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* div dm, dn */
-void OP_F260 ()
+void OP_F260 (insn, extension)
+ unsigned long insn, extension;
{
long long temp;
int n, z;
temp = State.regs[REG_MDR];
temp <<= 32;
- temp |= State.regs[REG_D0 + (insn & 0x3)];
- State.regs[REG_MDR] = temp % State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- temp /= State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- temp = (State.regs[REG_D0 + (insn & 0x3)]
- * State.regs[REG_D0 + ((insn & 0xc) >> 2)]);
- State.regs[REG_D0 + (insn & 0x3)] = temp & 0xffffffff;
- State.regs[REG_MDR] = temp & 0xffffffff00000000LL;
- z = (State.regs[REG_D0 + (insn & 0x3)] == 0);
- n = (State.regs[REG_D0 + (insn & 0x3)] & 0x8000000) != 0;
+ temp |= State.regs[REG_D0 + REG0 (insn)];
+ State.regs[REG_MDR] = temp % (long)State.regs[REG_D0 + REG1 (insn)];
+ temp /= (long)State.regs[REG_D0 + REG1 (insn)];
+ State.regs[REG_D0 + REG0 (insn)] = temp & 0xffffffff;
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* divu dm, dn */
-void OP_F270 ()
+void OP_F270 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long long temp;
int n, z;
temp = State.regs[REG_MDR];
temp <<= 32;
- temp |= State.regs[REG_D0 + (insn & 0x3)];
- State.regs[REG_MDR] = temp % State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- temp /= State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- temp = (State.regs[REG_D0 + (insn & 0x3)]
- * State.regs[REG_D0 + ((insn & 0xc) >> 2)]);
- State.regs[REG_D0 + (insn & 0x3)] = temp & 0xffffffff;
- State.regs[REG_MDR] = temp & 0xffffffff00000000LL;
- z = (State.regs[REG_D0 + (insn & 0x3)] == 0);
- n = (State.regs[REG_D0 + (insn & 0x3)] & 0x8000000) != 0;
+ temp |= State.regs[REG_D0 + REG0 (insn)];
+ State.regs[REG_MDR] = temp % State.regs[REG_D0 + REG1 (insn)];
+ temp /= State.regs[REG_D0 + REG1 (insn)];
+ State.regs[REG_D0 + REG0 (insn)] = temp & 0xffffffff;
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* inc dn */
-void OP_40 ()
+void OP_40 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_D0 + ((insn & 0xc) >> 2)] += 1;
+ int z,n,c,v;
+ unsigned int value, imm, reg1;
+
+ reg1 = State.regs[REG_D0 + REG1 (insn)];
+ imm = 1;
+ value = reg1 + imm;
+ State.regs[REG_D0 + REG1 (insn)] = value;
+
+ z = (value == 0);
+ n = (value & 0x80000000);
+ c = (value < imm);
+ v = ((reg1 & 0x80000000) == (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
+
+ PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
+ PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
+ | (c ? PSW_C : 0) | (v ? PSW_V : 0));
}
/* inc an */
-void OP_41 ()
+void OP_41 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + ((insn & 0xc) >> 2)] += 1;
+ State.regs[REG_A0 + REG1 (insn)] += 1;
}
/* inc4 an */
-void OP_50 ()
+void OP_50 (insn, extension)
+ unsigned long insn, extension;
{
- State.regs[REG_A0 + (insn & 0x3)] += 4;
+ State.regs[REG_A0 + REG0 (insn)] += 4;
}
/* cmp imm8, dn */
-void OP_A000 ()
+void OP_A000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_D0 + ((insn & 0x300) >> 8)];
+ reg1 = State.regs[REG_D0 + REG0_8 (insn)];
imm = SEXT8 (insn & 0xff);
value = reg1 - imm;
z = (value == 0);
n = (value & 0x80000000);
c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ v = ((reg1 & 0x80000000) != (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* cmp dm, dn */
-void OP_A0 ()
+void OP_A0 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_D0 + (insn & 0x3)];
+ reg1 = State.regs[REG_D0 + REG1 (insn)];
+ reg2 = State.regs[REG_D0 + REG0 (insn)];
value = reg2 - reg1;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (reg1 > reg2);
+ v = ((reg2 & 0x80000000) != (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* cmp dm, an */
-void OP_F1A0 ()
+void OP_F1A0 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_A0 + (insn & 0x3)];
+ reg1 = State.regs[REG_D0 + REG1 (insn)];
+ reg2 = State.regs[REG_A0 + REG0 (insn)];
value = reg2 - reg1;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (reg1 > reg2);
+ v = ((reg2 & 0x80000000) != (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* cmp am, dn */
-void OP_F190 ()
+void OP_F190 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_A0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_D0 + (insn & 0x3)];
+ reg1 = State.regs[REG_A0 + REG1 (insn)];
+ reg2 = State.regs[REG_D0 + REG0 (insn)];
value = reg2 - reg1;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (reg1 > reg2);
+ v = ((reg2 & 0x80000000) != (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* cmp imm8, an */
-void OP_B000 ()
+void OP_B000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_A0 + ((insn & 0x300) >> 8)];
+ reg1 = State.regs[REG_A0 + REG0_8 (insn)];
imm = insn & 0xff;
value = reg1 - imm;
z = (value == 0);
n = (value & 0x80000000);
c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ v = ((reg1 & 0x80000000) != (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* cmp am, an */
-void OP_B0 ()
+void OP_B0 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, reg2, value;
- reg1 = State.regs[REG_A0 + ((insn & 0xc) >> 2)];
- reg2 = State.regs[REG_A0 + (insn & 0x3)];
+ reg1 = State.regs[REG_A0 + REG1 (insn)];
+ reg2 = State.regs[REG_A0 + REG0 (insn)];
value = reg2 - reg1;
z = (value == 0);
n = (value & 0x80000000);
- c = (reg1 < reg2);
- v = ((reg2 & 0x8000000) != (reg1 & 0x80000000)
- && (reg2 & 0x8000000) != (value & 0x80000000));
+ c = (reg1 > reg2);
+ v = ((reg2 & 0x80000000) != (reg1 & 0x80000000)
+ && (reg2 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* cmp imm16, dn */
-void OP_FAC80000 ()
+void OP_FAC80000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_D0 + ((insn & 0x300) >> 16)];
+ reg1 = State.regs[REG_D0 + REG0_16 (insn)];
imm = SEXT16 (insn & 0xffff);
value = reg1 - imm;
z = (value == 0);
n = (value & 0x80000000);
c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ v = ((reg1 & 0x80000000) != (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* cmp imm32, dn */
-void OP_FCC80000 ()
+void OP_FCC80000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_D0 + ((insn & 0x300) >> 16)];
- imm = ((insn & 0xffff) << 16) | extension;
+ reg1 = State.regs[REG_D0 + REG0_16 (insn)];
+ imm = ((insn & 0xffff) << 16) + extension;
value = reg1 - imm;
z = (value == 0);
n = (value & 0x80000000);
c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ v = ((reg1 & 0x80000000) != (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* cmp imm16, an */
-void OP_FAD80000 ()
+void OP_FAD80000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_A0 + ((insn & 0x300) >> 16)];
+ reg1 = State.regs[REG_A0 + REG0_16 (insn)];
imm = insn & 0xffff;
value = reg1 - imm;
z = (value == 0);
n = (value & 0x80000000);
c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ v = ((reg1 & 0x80000000) != (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* cmp imm32, an */
-void OP_FCD80000 ()
+void OP_FCD80000 (insn, extension)
+ unsigned long insn, extension;
{
int z, c, n, v;
unsigned long reg1, imm, value;
- reg1 = State.regs[REG_A0 + ((insn & 0x300) >> 16)];
- imm = ((insn & 0xffff) << 16) | extension;
+ reg1 = State.regs[REG_A0 + REG0_16 (insn)];
+ imm = ((insn & 0xffff) << 16) + extension;
value = reg1 - imm;
z = (value == 0);
n = (value & 0x80000000);
c = (reg1 < imm);
- v = ((imm & 0x8000000) != (reg1 & 0x80000000)
- && (imm & 0x8000000) != (value & 0x80000000));
+ v = ((reg1 & 0x80000000) != (imm & 0x80000000)
+ && (reg1 & 0x80000000) != (value & 0x80000000));
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)
}
/* and dm, dn */
-void OP_F200 ()
+void OP_F200 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + (insn & 0x3)] &= State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- z = (State.regs[REG_D0 + (insn & 0x3)] == 0);
- n = (State.regs[REG_D0 + (insn & 0x3)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0 (insn)] &= State.regs[REG_D0 + REG1 (insn)];
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* and imm8, dn */
-void OP_F8E000 ()
+void OP_F8E000 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + ((insn & 0x300) >> 8)] &= (insn & 0xff);
- z = (State.regs[REG_D0 + ((insn & 0x300) >> 8)] == 0);
- n = (State.regs[REG_D0 + ((insn & 0x300) >> 8)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0_8 (insn)] &= (insn & 0xff);
+ z = (State.regs[REG_D0 + REG0_8 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_8 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* and imm16, dn */
-void OP_FAE00000 ()
+void OP_FAE00000 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)] &= (insn & 0xffff);
- z = (State.regs[REG_D0 + ((insn & 0x30000) >> 16)] == 0);
- n = (State.regs[REG_D0 + ((insn & 0x30000) >> 16)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0_16 (insn)] &= (insn & 0xffff);
+ z = (State.regs[REG_D0 + REG0_16 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_16 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* and imm32, dn */
-void OP_FCE00000 ()
+void OP_FCE00000 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)]
- &= ((insn & 0xffff) << 16 | extension);
- z = (State.regs[REG_D0 + ((insn & 0x30000) >> 16)] == 0);
- n = (State.regs[REG_D0 + ((insn & 0x30000) >> 16)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0_16 (insn)]
+ &= ((insn & 0xffff) << 16) + extension;
+ z = (State.regs[REG_D0 + REG0_16 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_16 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* and imm16, psw */
-void OP_FAFC0000 ()
+void OP_FAFC0000 (insn, extension)
+ unsigned long insn, extension;
{
PSW &= (insn & 0xffff);
}
/* or dm, dn*/
-void OP_F210 ()
+void OP_F210 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + (insn & 0x3)] |= State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- z = (State.regs[REG_D0 + (insn & 0x3)] == 0);
- n = (State.regs[REG_D0 + (insn & 0x3)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0 (insn)] |= State.regs[REG_D0 + REG1 (insn)];
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* or imm8, dn */
-void OP_F8E400 ()
+void OP_F8E400 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + ((insn & 0x300) >> 8)] |= insn & 0xff;
- z = (State.regs[REG_D0 + ((insn & 0x300) >> 8)] == 0);
- n = (State.regs[REG_D0 + ((insn & 0x300) >> 8)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0_8 (insn)] |= insn & 0xff;
+ z = (State.regs[REG_D0 + REG0_8 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_8 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* or imm16, dn*/
-void OP_FAE40000 ()
+void OP_FAE40000 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)] |= insn & 0xffff;
- z = (State.regs[REG_D0 + ((insn & 0x30000) >> 16)] == 0);
- n = (State.regs[REG_D0 + ((insn & 0x30000) >> 16)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0_16 (insn)] |= insn & 0xffff;
+ z = (State.regs[REG_D0 + REG0_16 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_16 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* or imm32, dn */
-void OP_FCE40000 ()
+void OP_FCE40000 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)]
- |= ((insn & 0xffff) << 16 | extension);
- z = (State.regs[REG_D0 + ((insn & 0x30000) >> 16)] == 0);
- n = (State.regs[REG_D0 + ((insn & 0x30000) >> 16)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0_16 (insn)]
+ |= ((insn & 0xffff) << 16) + extension;
+ z = (State.regs[REG_D0 + REG0_16 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_16 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* or imm16,psw */
-void OP_FAFD0000 ()
+void OP_FAFD0000 (insn, extension)
+ unsigned long insn, extension;
{
PSW |= (insn & 0xffff);
}
-/* xor dm, dn*/
-void OP_F220 ()
+/* xor dm, dn */
+void OP_F220 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + (insn & 0x3)] ^= State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- z = (State.regs[REG_D0 + (insn & 0x3)] == 0);
- n = (State.regs[REG_D0 + (insn & 0x3)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0 (insn)] ^= State.regs[REG_D0 + REG1 (insn)];
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* xor imm16, dn */
-void OP_FAE80000 ()
+void OP_FAE80000 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)] ^= insn & 0xffff;
- z = (State.regs[REG_D0 + ((insn & 0x30000) >> 16)] == 0);
- n = (State.regs[REG_D0 + ((insn & 0x30000) >> 16)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0_16 (insn)] ^= insn & 0xffff;
+ z = (State.regs[REG_D0 + REG0_16 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_16 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* xor imm32, dn */
-void OP_FCE80000 ()
+void OP_FCE80000 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + ((insn & 0x30000) >> 16)]
- ^= ((insn & 0xffff) << 16 | extension);
- z = (State.regs[REG_D0 + ((insn & 0x30000) >> 16)] == 0);
- n = (State.regs[REG_D0 + ((insn & 0x30000) >> 16)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0_16 (insn)]
+ ^= ((insn & 0xffff) << 16) + extension;
+ z = (State.regs[REG_D0 + REG0_16 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_16 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* not dn */
-void OP_F230 ()
+void OP_F230 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + (insn & 0x3)] = ~State.regs[REG_D0 + (insn & 0x3)];
- z = (State.regs[REG_D0 + (insn & 0x3)] == 0);
- n = (State.regs[REG_D0 + (insn & 0x3)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0 (insn)] = ~State.regs[REG_D0 + REG0 (insn)];
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* btst imm8, dn */
-void OP_F8EC00 ()
+void OP_F8EC00 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long temp;
int z, n;
- temp = State.regs[REG_D0 + ((insn & 0x300) >> 8)];
+ temp = State.regs[REG_D0 + REG0_8 (insn)];
temp &= (insn & 0xff);
n = (temp & 0x80000000) != 0;
z = (temp == 0);
}
/* btst imm16, dn */
-void OP_FAEC0000 ()
+void OP_FAEC0000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long temp;
int z, n;
- temp = State.regs[REG_D0 + ((insn & 0x30000) >> 16)];
+ temp = State.regs[REG_D0 + REG0_16 (insn)];
temp &= (insn & 0xffff);
n = (temp & 0x80000000) != 0;
z = (temp == 0);
}
/* btst imm32, dn */
-void OP_FCEC0000 ()
+void OP_FCEC0000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long temp;
int z, n;
- temp = State.regs[REG_D0 + ((insn & 0x30000) >> 16)];
- temp &= ((insn & 0xffff) << 16 | extension);
+ temp = State.regs[REG_D0 + REG0_16 (insn)];
+ temp &= ((insn & 0xffff) << 16) + extension;
n = (temp & 0x80000000) != 0;
z = (temp == 0);
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
}
/* btst imm8,(abs32) */
-void OP_FE020000 ()
+void OP_FE020000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long temp;
int n, z;
- temp = load_mem (((insn & 0xffff) << 16) | (extension >> 8), 1);
+ temp = load_byte (((insn & 0xffff) << 16) | (extension >> 8));
temp &= (extension & 0xff);
n = (temp & 0x80000000) != 0;
z = (temp == 0);
}
/* btst imm8,(d8,an) */
-void OP_FAF80000 ()
+void OP_FAF80000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long temp;
int n, z;
- temp = load_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + SEXT8 ((insn & 0xff00) >> 8)), 1);
+ temp = load_byte ((State.regs[REG_A0 + REG0_16 (insn)]
+ + SEXT8 ((insn & 0xff00) >> 8)));
temp &= (insn & 0xff);
n = (temp & 0x80000000) != 0;
z = (temp == 0);
}
/* bset dm, (an) */
-void OP_F080 ()
+void OP_F080 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long temp;
int z;
- temp = load_mem (State.regs[REG_A0 + (insn & 3)], 1);
- z = (temp & State.regs[REG_D0 + ((insn & 0xc) >> 2)]) == 0;
- temp |= State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- store_mem (State.regs[REG_A0 + (insn & 3)], 1, temp);
+ temp = load_byte (State.regs[REG_A0 + REG0 (insn)]);
+ z = (temp & State.regs[REG_D0 + REG1 (insn)]) == 0;
+ temp |= State.regs[REG_D0 + REG1 (insn)];
+ store_byte (State.regs[REG_A0 + REG0 (insn)], temp);
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= (z ? PSW_Z : 0);
}
/* bset imm8, (abs32) */
-void OP_FE000000 ()
+void OP_FE000000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long temp;
int z;
- temp = load_mem (((insn & 0xffff) << 16 | (extension >> 8)), 1);
+ temp = load_byte (((insn & 0xffff) << 16 | (extension >> 8)));
z = (temp & (extension & 0xff)) == 0;
temp |= (extension & 0xff);
- store_mem ((((insn & 0xffff) << 16) | (extension >> 8)), 1, temp);
+ store_byte ((((insn & 0xffff) << 16) | (extension >> 8)), temp);
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= (z ? PSW_Z : 0);
}
/* bset imm8,(d8,an) */
-void OP_FAF00000 ()
+void OP_FAF00000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long temp;
int z;
- temp = load_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + SEXT8 ((insn & 0xff00) >> 8)), 1);
+ temp = load_byte ((State.regs[REG_A0 + REG0_16 (insn)]
+ + SEXT8 ((insn & 0xff00) >> 8)));
z = (temp & (insn & 0xff)) == 0;
temp |= (insn & 0xff);
- store_mem (State.regs[REG_A0 + ((insn & 30000)>> 16)], 1, temp);
+ store_byte ((State.regs[REG_A0 + REG0_16 (insn)]
+ + SEXT8 ((insn & 0xff00) >> 8)), temp);
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= (z ? PSW_Z : 0);
}
/* bclr dm, (an) */
-void OP_F090 ()
+void OP_F090 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long temp;
int z;
- temp = load_mem (State.regs[REG_A0 + (insn & 3)], 1);
- z = (temp & State.regs[REG_D0 + ((insn & 0xc) >> 2)]) == 0;
- temp = ~temp & State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- store_mem (State.regs[REG_A0 + (insn & 3)], 1, temp);
+ temp = load_byte (State.regs[REG_A0 + REG0 (insn)]);
+ z = (temp & State.regs[REG_D0 + REG1 (insn)]) == 0;
+ temp = temp & ~State.regs[REG_D0 + REG1 (insn)];
+ store_byte (State.regs[REG_A0 + REG0 (insn)], temp);
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= (z ? PSW_Z : 0);
}
/* bclr imm8, (abs32) */
-void OP_FE010000 ()
+void OP_FE010000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long temp;
int z;
- temp = load_mem (((insn & 0xffff) << 16) | (extension >> 8), 1);
+ temp = load_byte (((insn & 0xffff) << 16) | (extension >> 8));
z = (temp & (extension & 0xff)) == 0;
- temp = ~temp & (extension & 0xff);
- store_mem (((insn & 0xffff) << 16) | (extension >> 8), 1, temp);
+ temp = temp & ~(extension & 0xff);
+ store_byte (((insn & 0xffff) << 16) | (extension >> 8), temp);
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= (z ? PSW_Z : 0);
}
/* bclr imm8,(d8,an) */
-void OP_FAF40000 ()
+void OP_FAF40000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long temp;
int z;
- temp = load_mem ((State.regs[REG_A0 + ((insn & 0x30000) >> 16)]
- + SEXT8 ((insn & 0xff00) >> 8)), 1);
+ temp = load_byte ((State.regs[REG_A0 + REG0_16 (insn)]
+ + SEXT8 ((insn & 0xff00) >> 8)));
z = (temp & (insn & 0xff)) == 0;
- temp = ~temp & (insn & 0xff);
- store_mem (State.regs[REG_A0 + ((insn & 30000)>> 16)], 1, temp);
+ temp = temp & ~(insn & 0xff);
+ store_byte ((State.regs[REG_A0 + REG0_16 (insn)]
+ + SEXT8 ((insn & 0xff00) >> 8)), temp);
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= (z ? PSW_Z : 0);
}
/* asr dm, dn */
-void OP_F2B0 ()
+void OP_F2B0 (insn, extension)
+ unsigned long insn, extension;
{
long temp;
int z, n, c;
- temp = State.regs[REG_D0 + (insn & 0x3)];
+ temp = State.regs[REG_D0 + REG0 (insn)];
c = temp & 1;
- temp >>= State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- State.regs[REG_D0 + (insn & 0x3)] = temp;
- z = (State.regs[REG_D0 + (insn & 0x3)] == 0);
- n = (State.regs[REG_D0 + (insn & 0x3)] & 0x8000000) != 0;
+ temp >>= State.regs[REG_D0 + REG1 (insn)];
+ State.regs[REG_D0 + REG0 (insn)] = temp;
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0) | (c ? PSW_C : 0));
}
/* asr imm8, dn */
-void OP_F8C800 ()
+void OP_F8C800 (insn, extension)
+ unsigned long insn, extension;
{
long temp;
int z, n, c;
- temp = State.regs[REG_D0 + ((insn & 0x300) >> 8)];
+ temp = State.regs[REG_D0 + REG0_8 (insn)];
c = temp & 1;
temp >>= (insn & 0xff);
- State.regs[REG_D0 + ((insn & 0x300) >> 8)] = temp;
- z = (State.regs[REG_D0 + ((insn & 0x300) >> 8)] == 0);
- n = (State.regs[REG_D0 + ((insn & 0x300) >> 8)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0_8 (insn)] = temp;
+ z = (State.regs[REG_D0 + REG0_8 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_8 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0) | (c ? PSW_C : 0));
}
/* lsr dm, dn */
-void OP_F2A0 ()
+void OP_F2A0 (insn, extension)
+ unsigned long insn, extension;
{
int z, n, c;
- c = State.regs[REG_D0 + (insn & 0x3)] & 1;
- State.regs[REG_D0 + (insn & 0x3)]
- >>= State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- z = (State.regs[REG_D0 + (insn & 0x3)] == 0);
- n = (State.regs[REG_D0 + (insn & 0x3)] & 0x8000000) != 0;
+ c = State.regs[REG_D0 + REG0 (insn)] & 1;
+ State.regs[REG_D0 + REG0 (insn)]
+ >>= State.regs[REG_D0 + REG1 (insn)];
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0) | (c ? PSW_C : 0));
}
-/* lsr dm, dn */
-void OP_F8C400 ()
+/* lsr imm8, dn */
+void OP_F8C400 (insn, extension)
+ unsigned long insn, extension;
{
int z, n, c;
- c = State.regs[REG_D0 + ((insn & 0x300) >> 8)] & 1;
- State.regs[REG_D0 + ((insn & 0x300) >> 8)] >>= (insn & 0xff);
- z = (State.regs[REG_D0 + ((insn & 0x3) >> 8)] == 0);
- n = (State.regs[REG_D0 + ((insn & 0x3) >> 8)] & 0x8000000) != 0;
+ c = State.regs[REG_D0 + REG0_8 (insn)] & 1;
+ State.regs[REG_D0 + REG0_8 (insn)] >>= (insn & 0xff);
+ z = (State.regs[REG_D0 + REG0_8 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_8 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0) | (c ? PSW_C : 0));
}
/* asl dm, dn */
-void OP_F290 ()
+void OP_F290 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + (insn & 0x3)]
- <<= State.regs[REG_D0 + ((insn & 0xc) >> 2)];
- z = (State.regs[REG_D0 + (insn & 0x3)] == 0);
- n = (State.regs[REG_D0 + (insn & 0x3)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0 (insn)]
+ <<= State.regs[REG_D0 + REG1 (insn)];
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* asl imm8, dn */
-void OP_F8C000 ()
+void OP_F8C000 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + ((insn & 0x300) >> 8)] <<= (insn & 0xff);
- z = (State.regs[REG_D0 + ((insn & 0x300) >> 8)] == 0);
- n = (State.regs[REG_D0 + ((insn & 0x300) >> 8)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0_8 (insn)] <<= (insn & 0xff);
+ z = (State.regs[REG_D0 + REG0_8 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_8 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* asl2 dn */
-void OP_54 ()
+void OP_54 (insn, extension)
+ unsigned long insn, extension;
{
int n, z;
- State.regs[REG_D0 + (insn & 0x3)] <<= 2;
- z = (State.regs[REG_D0 + (insn & 0x3)] == 0);
- n = (State.regs[REG_D0 + (insn & 0x3)] & 0x8000000) != 0;
+ State.regs[REG_D0 + REG0 (insn)] <<= 2;
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
/* ror dn */
-void OP_F284 ()
+void OP_F284 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long value;
int c,n,z;
- value = State.regs[REG_D0 + (insn & 0x3)];
- if (value & 0x1)
- c = 1;
+ value = State.regs[REG_D0 + REG0 (insn)];
+ c = (value & 0x1);
value >>= 1;
value |= ((PSW & PSW_C) != 0) ? 0x80000000 : 0;
- State.regs[REG_D0 + (insn & 0x3)] = value;
+ State.regs[REG_D0 + REG0 (insn)] = value;
z = (value == 0);
- n = (value & 0x8000000) != 0;
+ n = (value & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0) | (c ? PSW_C : 0));
}
/* rol dn */
-void OP_F280 ()
+void OP_F280 (insn, extension)
+ unsigned long insn, extension;
{
unsigned long value;
int c,n,z;
- value = State.regs[REG_D0 + (insn & 0x3)];
- if (value & 0x80000000)
- c = 1;
+ value = State.regs[REG_D0 + REG0 (insn)];
+ c = (value & 0x80000000) ? 1 : 0;
value <<= 1;
value |= ((PSW & PSW_C) != 0);
- State.regs[REG_D0 + (insn & 0x3)] = value;
+ State.regs[REG_D0 + REG0 (insn)] = value;
z = (value == 0);
- n = (value & 0x8000000) != 0;
+ n = (value & 0x80000000) != 0;
PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0) | (c ? PSW_C : 0));
}
/* beq label:8 */
-void OP_C800 ()
+void OP_C800 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 2 after we return, so
we subtract two here to make things right. */
if (PSW & PSW_Z)
- State.pc += SEXT8 (insn & 0xff) - 2;
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 2;
}
/* bne label:8 */
-void OP_C900 ()
+void OP_C900 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 2 after we return, so
we subtract two here to make things right. */
if (!(PSW & PSW_Z))
- State.pc += SEXT8 (insn & 0xff) - 2;
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 2;
}
/* bgt label:8 */
-void OP_C100 ()
+void OP_C100 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 2 after we return, so
we subtract two here to make things right. */
if (!((PSW & PSW_Z)
- || (((PSW & PSW_N) != 0) ^ (PSW & PSW_V) != 0)))
- State.pc += SEXT8 (insn & 0xff) - 2;
+ || (((PSW & PSW_N) != 0) ^ ((PSW & PSW_V) != 0))))
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 2;
}
/* bge label:8 */
-void OP_C200 ()
+void OP_C200 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 2 after we return, so
we subtract two here to make things right. */
- if (!(((PSW & PSW_N) != 0) ^ (PSW & PSW_V) != 0))
- State.pc += SEXT8 (insn & 0xff) - 2;
+ if (!(((PSW & PSW_N) != 0) ^ ((PSW & PSW_V) != 0)))
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 2;
}
/* ble label:8 */
-void OP_C300 ()
+void OP_C300 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 2 after we return, so
we subtract two here to make things right. */
if ((PSW & PSW_Z)
- || (((PSW & PSW_N) != 0) ^ (PSW & PSW_V) != 0))
- State.pc += SEXT8 (insn & 0xff) - 2;
+ || (((PSW & PSW_N) != 0) ^ ((PSW & PSW_V) != 0)))
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 2;
}
/* blt label:8 */
-void OP_C000 ()
+void OP_C000 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 2 after we return, so
we subtract two here to make things right. */
- if (((PSW & PSW_N) != 0) ^ (PSW & PSW_V) != 0)
- State.pc += SEXT8 (insn & 0xff) - 2;
+ if (((PSW & PSW_N) != 0) ^ ((PSW & PSW_V) != 0))
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 2;
}
/* bhi label:8 */
-void OP_C500 ()
+void OP_C500 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 2 after we return, so
we subtract two here to make things right. */
if (!(((PSW & PSW_C) != 0) || (PSW & PSW_Z) != 0))
- State.pc += SEXT8 (insn & 0xff) - 2;
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 2;
}
/* bcc label:8 */
-void OP_C600 ()
+void OP_C600 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 2 after we return, so
we subtract two here to make things right. */
if (!(PSW & PSW_C))
- State.pc += SEXT8 (insn & 0xff) - 2;
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 2;
}
/* bls label:8 */
-void OP_C700 ()
+void OP_C700 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 2 after we return, so
we subtract two here to make things right. */
if (((PSW & PSW_C) != 0) || (PSW & PSW_Z) != 0)
- State.pc += SEXT8 (insn & 0xff) - 2;
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 2;
}
/* bcs label:8 */
-void OP_C400 ()
+void OP_C400 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 2 after we return, so
we subtract two here to make things right. */
if (PSW & PSW_C)
- State.pc += SEXT8 (insn & 0xff) - 2;
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 2;
}
/* bvc label:8 */
-void OP_F8E800 ()
+void OP_F8E800 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 3 after we return, so
we subtract two here to make things right. */
if (!(PSW & PSW_V))
- State.pc += SEXT8 (insn & 0xff) - 3;
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 3;
}
/* bvs label:8 */
-void OP_F8E900 ()
+void OP_F8E900 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 3 after we return, so
we subtract two here to make things right. */
if (PSW & PSW_V)
- State.pc += SEXT8 (insn & 0xff) - 3;
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 3;
}
/* bnc label:8 */
-void OP_F8EA00 ()
+void OP_F8EA00 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 3 after we return, so
we subtract two here to make things right. */
if (!(PSW & PSW_N))
- State.pc += SEXT8 (insn & 0xff) - 3;
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 3;
}
/* bns label:8 */
-void OP_F8EB00 ()
+void OP_F8EB00 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 3 after we return, so
we subtract two here to make things right. */
if (PSW & PSW_N)
- State.pc += SEXT8 (insn & 0xff) - 3;
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 3;
}
/* bra label:8 */
-void OP_CA00 ()
+void OP_CA00 (insn, extension)
+ unsigned long insn, extension;
{
/* The dispatching code will add 2 after we return, so
we subtract two here to make things right. */
- State.pc += SEXT8 (insn & 0xff) - 2;
+ State.regs[REG_PC] += SEXT8 (insn & 0xff) - 2;
}
/* leq */
-void OP_D8 ()
+void OP_D8 (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ /* The dispatching code will add 1 after we return, so
+ we subtract one here to make things right. */
+ if (PSW & PSW_Z)
+ State.regs[REG_PC] = State.regs[REG_LAR] - 4 - 1;
}
/* lne */
-void OP_D9 ()
+void OP_D9 (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ /* The dispatching code will add 1 after we return, so
+ we subtract one here to make things right. */
+ if (!(PSW & PSW_Z))
+ State.regs[REG_PC] = State.regs[REG_LAR] - 4 - 1;
}
/* lgt */
-void OP_D1 ()
+void OP_D1 (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ /* The dispatching code will add 1 after we return, so
+ we subtract one here to make things right. */
+ if (!((PSW & PSW_Z)
+ || (((PSW & PSW_N) != 0) ^ ((PSW & PSW_V) != 0))))
+ State.regs[REG_PC] = State.regs[REG_LAR] - 4 - 1;
}
/* lge */
-void OP_D2 ()
+void OP_D2 (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ /* The dispatching code will add 1 after we return, so
+ we subtract one here to make things right. */
+ if (!(((PSW & PSW_N) != 0) ^ ((PSW & PSW_V) != 0)))
+ State.regs[REG_PC] = State.regs[REG_LAR] - 4 - 1;
}
/* lle */
-void OP_D3 ()
+void OP_D3 (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ /* The dispatching code will add 1 after we return, so
+ we subtract one here to make things right. */
+ if ((PSW & PSW_Z)
+ || (((PSW & PSW_N) != 0) ^ ((PSW & PSW_V) != 0)))
+ State.regs[REG_PC] = State.regs[REG_LAR] - 4 - 1;
}
/* llt */
-void OP_D0 ()
+void OP_D0 (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ /* The dispatching code will add 1 after we return, so
+ we subtract one here to make things right. */
+ if (((PSW & PSW_N) != 0) ^ ((PSW & PSW_V) != 0))
+ State.regs[REG_PC] = State.regs[REG_LAR] - 4 - 1;
}
/* lhi */
-void OP_D5 ()
+void OP_D5 (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ /* The dispatching code will add 1 after we return, so
+ we subtract one here to make things right. */
+ if (!(((PSW & PSW_C) != 0) || (PSW & PSW_Z) != 0))
+ State.regs[REG_PC] = State.regs[REG_LAR] - 4 - 1;
}
/* lcc */
-void OP_D6 ()
+void OP_D6 (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ /* The dispatching code will add 1 after we return, so
+ we subtract one here to make things right. */
+ if (!(PSW & PSW_C))
+ State.regs[REG_PC] = State.regs[REG_LAR] - 4 - 1;
}
/* lls */
-void OP_D7 ()
+void OP_D7 (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ /* The dispatching code will add 1 after we return, so
+ we subtract one here to make things right. */
+ if (((PSW & PSW_C) != 0) || (PSW & PSW_Z) != 0)
+ State.regs[REG_PC] = State.regs[REG_LAR] - 4 - 1;
}
/* lcs */
-void OP_D4 ()
+void OP_D4 (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ /* The dispatching code will add 1 after we return, so
+ we subtract one here to make things right. */
+ if (PSW & PSW_C)
+ State.regs[REG_PC] = State.regs[REG_LAR] - 4 - 1;
}
/* lra */
-void OP_DA ()
+void OP_DA (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ State.regs[REG_PC] = State.regs[REG_LAR] - 4 - 1;
}
/* setlb */
-void OP_DB ()
+void OP_DB (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ State.regs[REG_LIR] = load_mem_big (State.regs[REG_PC] + 1, 4);
+ State.regs[REG_LAR] = State.regs[REG_PC] + 5;
}
/* jmp (an) */
-void OP_F0F4 ()
+void OP_F0F4 (insn, extension)
+ unsigned long insn, extension;
{
- State.pc = State.regs[REG_A0 + (insn & 0x3)] - 2;
+ State.regs[REG_PC] = State.regs[REG_A0 + REG0 (insn)] - 2;
}
/* jmp label:16 */
-void OP_CC0000 ()
+void OP_CC0000 (insn, extension)
+ unsigned long insn, extension;
{
- State.pc += SEXT16 (insn & 0xffff) - 3;
+ State.regs[REG_PC] += SEXT16 (insn & 0xffff) - 3;
}
/* jmp label:32 */
-void OP_DC000000 ()
+void OP_DC000000 (insn, extension)
+ unsigned long insn, extension;
{
- State.pc += (((insn & 0xffffff) << 8) | extension) - 5;
+ State.regs[REG_PC] += (((insn & 0xffffff) << 8) + extension) - 5;
}
/* call label:16,reg_list,imm8 */
-void OP_CD000000 ()
+void OP_CD000000 (insn, extension)
+ unsigned long insn, extension;
{
- unsigned int next_pc, sp, adjust;
+ unsigned int next_pc, sp;
unsigned long mask;
sp = State.regs[REG_SP];
- next_pc = State.pc + 2;
+ next_pc = State.regs[REG_PC] + 5;
State.mem[sp] = next_pc & 0xff;
- State.mem[sp+1] = next_pc & 0xff00;
- State.mem[sp+2] = next_pc & 0xff0000;
- State.mem[sp+3] = next_pc & 0xff000000;
+ State.mem[sp+1] = (next_pc & 0xff00) >> 8;
+ State.mem[sp+2] = (next_pc & 0xff0000) >> 16;
+ State.mem[sp+3] = (next_pc & 0xff000000) >> 24;
mask = insn & 0xff;
- adjust = 0;
if (mask & 0x80)
{
- adjust -= 4;
- State.regs[REG_D0 + 2] = load_mem (sp + adjust, 4);
+ sp -= 4;
+ store_word (sp, State.regs[REG_D0 + 2]);
}
if (mask & 0x40)
{
- adjust -= 4;
- State.regs[REG_D0 + 3] = load_mem (sp + adjust, 4);
+ sp -= 4;
+ store_word (sp, State.regs[REG_D0 + 3]);
}
if (mask & 0x20)
{
- adjust -= 4;
- State.regs[REG_A0 + 2] = load_mem (sp + adjust, 4);
+ sp -= 4;
+ store_word (sp, State.regs[REG_A0 + 2]);
}
if (mask & 0x10)
{
- adjust -= 4;
- State.regs[REG_A0 + 3] = load_mem (sp + adjust, 4);
+ sp -= 4;
+ store_word (sp, State.regs[REG_A0 + 3]);
}
if (mask & 0x8)
{
- adjust -= 4;
- State.regs[REG_D0] = load_mem (sp + adjust, 4);
- adjust -= 4;
- State.regs[REG_D0 + 1] = load_mem (sp + adjust, 4);
- adjust -= 4;
- State.regs[REG_A0] = load_mem (sp + adjust, 4);
- adjust -= 4;
- State.regs[REG_A0 + 1] = load_mem (sp + adjust, 4);
- adjust -= 4;
- State.regs[REG_MDR] = load_mem (sp + adjust, 4);
- adjust -= 4;
- State.regs[REG_LIR] = load_mem (sp + adjust, 4);
- adjust -= 4;
- State.regs[REG_LAR] = load_mem (sp + adjust, 4);
- adjust -= 4;
+ sp -= 4;
+ store_word (sp, State.regs[REG_D0]);
+ sp -= 4;
+ store_word (sp, State.regs[REG_D0 + 1]);
+ sp -= 4;
+ store_word (sp, State.regs[REG_A0]);
+ sp -= 4;
+ store_word (sp, State.regs[REG_A0 + 1]);
+ sp -= 4;
+ store_word (sp, State.regs[REG_MDR]);
+ sp -= 4;
+ store_word (sp, State.regs[REG_LIR]);
+ sp -= 4;
+ store_word (sp, State.regs[REG_LAR]);
+ sp -= 4;
}
- /* And make sure to update the stack pointer. */
+ /* Update the stack pointer, note that the register saves to do not
+ modify SP. The SP adjustment is derived totally from the imm8
+ field. */
State.regs[REG_SP] -= extension;
State.regs[REG_MDR] = next_pc;
- State.pc += SEXT16 ((insn & 0xffff00) >> 8) - 5;
+ State.regs[REG_PC] += SEXT16 ((insn & 0xffff00) >> 8) - 5;
}
/* call label:32,reg_list,imm8*/
-void OP_DD000000 ()
+void OP_DD000000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned int next_pc, sp, adjust;
unsigned long mask;
sp = State.regs[REG_SP];
- next_pc = State.pc + 2;
+ next_pc = State.regs[REG_PC] + 7;
State.mem[sp] = next_pc & 0xff;
- State.mem[sp+1] = next_pc & 0xff00;
- State.mem[sp+2] = next_pc & 0xff0000;
- State.mem[sp+3] = next_pc & 0xff000000;
+ State.mem[sp+1] = (next_pc & 0xff00) >> 8;
+ State.mem[sp+2] = (next_pc & 0xff0000) >> 16;
+ State.mem[sp+3] = (next_pc & 0xff000000) >> 24;
mask = (extension & 0xff00) >> 8;
- adjust = 0;
if (mask & 0x80)
{
- adjust -= 4;
- State.regs[REG_D0 + 2] = load_mem (sp + adjust, 4);
+ sp -= 4;
+ store_word (sp, State.regs[REG_D0 + 2]);
}
if (mask & 0x40)
{
- adjust -= 4;
- State.regs[REG_D0 + 3] = load_mem (sp + adjust, 4);
+ sp -= 4;
+ store_word (sp, State.regs[REG_D0 + 3]);
}
if (mask & 0x20)
{
- adjust -= 4;
- State.regs[REG_A0 + 2] = load_mem (sp + adjust, 4);
+ sp -= 4;
+ store_word (sp, State.regs[REG_A0 + 2]);
}
if (mask & 0x10)
{
- adjust -= 4;
- State.regs[REG_A0 + 3] = load_mem (sp + adjust, 4);
+ sp -= 4;
+ store_word (sp, State.regs[REG_A0 + 3]);
}
if (mask & 0x8)
{
- adjust -= 4;
- State.regs[REG_D0] = load_mem (sp + adjust, 4);
- adjust -= 4;
- State.regs[REG_D0 + 1] = load_mem (sp + adjust, 4);
- adjust -= 4;
- State.regs[REG_A0] = load_mem (sp + adjust, 4);
- adjust -= 4;
- State.regs[REG_A0 + 1] = load_mem (sp + adjust, 4);
- adjust -= 4;
- State.regs[REG_MDR] = load_mem (sp + adjust, 4);
- adjust -= 4;
- State.regs[REG_LIR] = load_mem (sp + adjust, 4);
- adjust -= 4;
- State.regs[REG_LAR] = load_mem (sp + adjust, 4);
- adjust -= 4;
+ sp -= 4;
+ store_word (sp, State.regs[REG_D0]);
+ sp -= 4;
+ store_word (sp, State.regs[REG_D0 + 1]);
+ sp -= 4;
+ store_word (sp, State.regs[REG_A0]);
+ sp -= 4;
+ store_word (sp, State.regs[REG_A0 + 1]);
+ sp -= 4;
+ store_word (sp, State.regs[REG_MDR]);
+ sp -= 4;
+ store_word (sp, State.regs[REG_LIR]);
+ sp -= 4;
+ store_word (sp, State.regs[REG_LAR]);
+ sp -= 4;
}
- /* And make sure to update the stack pointer. */
+ /* Update the stack pointer, note that the register saves to do not
+ modify SP. The SP adjustment is derived totally from the imm8
+ field. */
State.regs[REG_SP] -= (extension & 0xff);
State.regs[REG_MDR] = next_pc;
- State.pc += (((insn & 0xffffff) << 8) | ((extension & 0xff0000) >> 16)) - 7;
+ State.regs[REG_PC] += (((insn & 0xffffff) << 8) | ((extension & 0xff0000) >> 16)) - 7;
}
/* calls (an) */
-void OP_F0F0 ()
+void OP_F0F0 (insn, extension)
+ unsigned long insn, extension;
{
unsigned int next_pc, sp;
sp = State.regs[REG_SP];
- next_pc = State.pc + 2;
+ next_pc = State.regs[REG_PC] + 2;
State.mem[sp] = next_pc & 0xff;
- State.mem[sp+1] = next_pc & 0xff00;
- State.mem[sp+2] = next_pc & 0xff0000;
- State.mem[sp+3] = next_pc & 0xff000000;
+ State.mem[sp+1] = (next_pc & 0xff00) >> 8;
+ State.mem[sp+2] = (next_pc & 0xff0000) >> 16;
+ State.mem[sp+3] = (next_pc & 0xff000000) >> 24;
State.regs[REG_MDR] = next_pc;
- State.pc = State.regs[REG_A0 + (insn & 0x3)] - 2;
+ State.regs[REG_PC] = State.regs[REG_A0 + REG0 (insn)] - 2;
}
/* calls label:16 */
-void OP_FAFF0000 ()
+void OP_FAFF0000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned int next_pc, sp;
sp = State.regs[REG_SP];
- next_pc = State.pc + 4;
+ next_pc = State.regs[REG_PC] + 4;
State.mem[sp] = next_pc & 0xff;
- State.mem[sp+1] = next_pc & 0xff00;
- State.mem[sp+2] = next_pc & 0xff0000;
- State.mem[sp+3] = next_pc & 0xff000000;
+ State.mem[sp+1] = (next_pc & 0xff00) >> 8;
+ State.mem[sp+2] = (next_pc & 0xff0000) >> 16;
+ State.mem[sp+3] = (next_pc & 0xff000000) >> 24;
State.regs[REG_MDR] = next_pc;
- State.pc += SEXT16 (insn & 0xffff) - 4;
+ State.regs[REG_PC] += SEXT16 (insn & 0xffff) - 4;
}
/* calls label:32 */
-void OP_FCFF0000 ()
+void OP_FCFF0000 (insn, extension)
+ unsigned long insn, extension;
{
unsigned int next_pc, sp;
sp = State.regs[REG_SP];
- next_pc = State.pc + 6;
+ next_pc = State.regs[REG_PC] + 6;
State.mem[sp] = next_pc & 0xff;
- State.mem[sp+1] = next_pc & 0xff00;
- State.mem[sp+2] = next_pc & 0xff0000;
- State.mem[sp+3] = next_pc & 0xff000000;
+ State.mem[sp+1] = (next_pc & 0xff00) >> 8;
+ State.mem[sp+2] = (next_pc & 0xff0000) >> 16;
+ State.mem[sp+3] = (next_pc & 0xff000000) >> 24;
State.regs[REG_MDR] = next_pc;
- State.pc += (((insn & 0xffff) << 16) | extension) - 6;
+ State.regs[REG_PC] += (((insn & 0xffff) << 16) + extension) - 6;
}
/* ret reg_list, imm8 */
-void OP_DF0000 ()
+void OP_DF0000 (insn, extension)
+ unsigned long insn, extension;
{
- unsigned int sp;
+ unsigned int sp, offset;
unsigned long mask;
State.regs[REG_SP] += insn & 0xff;
- State.pc = State.regs[REG_MDR] - 3;
sp = State.regs[REG_SP];
+ offset = -4;
mask = (insn & 0xff00) >> 8;
- if (mask & 0x8)
+ if (mask & 0x80)
{
- sp += 4;
- State.regs[REG_LAR] = load_mem (sp, 4);
- sp += 4;
- State.regs[REG_LIR] = load_mem (sp, 4);
- sp += 4;
- State.regs[REG_MDR] = load_mem (sp, 4);
- sp += 4;
- State.regs[REG_A0 + 1] = load_mem (sp, 4);
- sp += 4;
- State.regs[REG_A0] = load_mem (sp, 4);
- sp += 4;
- State.regs[REG_D0 + 1] = load_mem (sp, 4);
- sp += 4;
- State.regs[REG_D0] = load_mem (sp, 4);
- sp += 4;
+ State.regs[REG_D0 + 2] = load_word (sp + offset);
+ offset -= 4;
}
- if (mask & 0x10)
+ if (mask & 0x40)
{
- State.regs[REG_A0 + 3] = load_mem (sp, 4);
- sp += 4;
+ State.regs[REG_D0 + 3] = load_word (sp + offset);
+ offset -= 4;
}
if (mask & 0x20)
{
- State.regs[REG_A0 + 2] = load_mem (sp, 4);
- sp += 4;
+ State.regs[REG_A0 + 2] = load_word (sp + offset);
+ offset -= 4;
}
- if (mask & 0x40)
+ if (mask & 0x10)
{
- State.regs[REG_D0 + 3] = load_mem (sp, 4);
- sp += 4;
+ State.regs[REG_A0 + 3] = load_word (sp + offset);
+ offset -= 4;
}
- if (mask & 0x80)
+ if (mask & 0x8)
{
- State.regs[REG_D0 + 2] = load_mem (sp, 4);
- sp += 4;
+ State.regs[REG_D0] = load_word (sp + offset);
+ offset -= 4;
+ State.regs[REG_D0 + 1] = load_word (sp + offset);
+ offset -= 4;
+ State.regs[REG_A0] = load_word (sp + offset);
+ offset -= 4;
+ State.regs[REG_A0 + 1] = load_word (sp + offset);
+ offset -= 4;
+ State.regs[REG_MDR] = load_word (sp + offset);
+ offset -= 4;
+ State.regs[REG_LIR] = load_word (sp + offset);
+ offset -= 4;
+ State.regs[REG_LAR] = load_word (sp + offset);
+ offset -= 4;
}
+
+ /* Restore the PC value. */
+ State.regs[REG_PC] = (State.mem[sp] | (State.mem[sp+1] << 8)
+ | (State.mem[sp+2] << 16) | (State.mem[sp+3] << 24));
+ State.regs[REG_PC] -= 3;
}
/* retf reg_list,imm8 */
-void OP_DE0000 ()
+void OP_DE0000 (insn, extension)
+ unsigned long insn, extension;
{
- unsigned int sp;
+ unsigned int sp, offset;
unsigned long mask;
- State.regs[REG_SP] += insn & 0xff;
- State.pc = (State.mem[sp] | (State.mem[sp+1] << 8)
- | (State.mem[sp+2] << 16) | (State.mem[sp+3] << 24));
- State.pc -= 3;
-
+ State.regs[REG_SP] += (insn & 0xff);
sp = State.regs[REG_SP];
+ State.regs[REG_PC] = State.regs[REG_MDR] - 3;
+ offset = -4;
mask = (insn & 0xff00) >> 8;
- if (mask & 0x8)
+ if (mask & 0x80)
{
- sp += 4;
- State.regs[REG_LAR] = load_mem (sp, 4);
- sp += 4;
- State.regs[REG_LIR] = load_mem (sp, 4);
- sp += 4;
- State.regs[REG_MDR] = load_mem (sp, 4);
- sp += 4;
- State.regs[REG_A0 + 1] = load_mem (sp, 4);
- sp += 4;
- State.regs[REG_A0] = load_mem (sp, 4);
- sp += 4;
- State.regs[REG_D0 + 1] = load_mem (sp, 4);
- sp += 4;
- State.regs[REG_D0] = load_mem (sp, 4);
- sp += 4;
+ State.regs[REG_D0 + 2] = load_word (sp + offset);
+ offset -= 4;
}
- if (mask & 0x10)
+ if (mask & 0x40)
{
- State.regs[REG_A0 + 3] = load_mem (sp, 4);
- sp += 4;
+ State.regs[REG_D0 + 3] = load_word (sp + offset);
+ offset -= 4;
}
if (mask & 0x20)
{
- State.regs[REG_A0 + 2] = load_mem (sp, 4);
- sp += 4;
+ State.regs[REG_A0 + 2] = load_word (sp + offset);
+ offset -= 4;
}
- if (mask & 0x40)
+ if (mask & 0x10)
{
- State.regs[REG_D0 + 3] = load_mem (sp, 4);
- sp += 4;
+ State.regs[REG_A0 + 3] = load_word (sp + offset);
+ offset -= 4;
}
- if (mask & 0x80)
+ if (mask & 0x8)
{
- State.regs[REG_D0 + 2] = load_mem (sp, 4);
- sp += 4;
+ State.regs[REG_D0] = load_word (sp + offset);
+ offset -= 4;
+ State.regs[REG_D0 + 1] = load_word (sp + offset);
+ offset -= 4;
+ State.regs[REG_A0] = load_word (sp + offset);
+ offset -= 4;
+ State.regs[REG_A0 + 1] = load_word (sp + offset);
+ offset -= 4;
+ State.regs[REG_MDR] = load_word (sp + offset);
+ offset -= 4;
+ State.regs[REG_LIR] = load_word (sp + offset);
+ offset -= 4;
+ State.regs[REG_LAR] = load_word (sp + offset);
+ offset -= 4;
}
}
/* rets */
-void OP_F0FC ()
+void OP_F0FC (insn, extension)
+ unsigned long insn, extension;
{
unsigned int sp;
sp = State.regs[REG_SP];
- State.pc = (State.mem[sp] | (State.mem[sp+1] << 8)
+ State.regs[REG_PC] = (State.mem[sp] | (State.mem[sp+1] << 8)
| (State.mem[sp+2] << 16) | (State.mem[sp+3] << 24));
- State.pc -= 2;
+ State.regs[REG_PC] -= 2;
}
/* rti */
-void OP_F0FD ()
+void OP_F0FD (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ unsigned int sp, next_pc;
+
+ sp = State.regs[REG_SP];
+ PSW = State.mem[sp] | (State.mem[sp + 1] << 8);
+ State.regs[REG_PC] = (State.mem[sp+4] | (State.mem[sp+5] << 8)
+ | (State.mem[sp+6] << 16) | (State.mem[sp+7] << 24));
+ State.regs[REG_SP] += 8;
}
/* trap */
-void OP_F0FE ()
+void OP_F0FE (insn, extension)
+ unsigned long insn, extension;
{
- abort ();
+ unsigned int sp, next_pc;
+
+ sp = State.regs[REG_SP];
+ next_pc = State.regs[REG_PC] + 2;
+ State.mem[sp] = next_pc & 0xff;
+ State.mem[sp+1] = (next_pc & 0xff00) >> 8;
+ State.mem[sp+2] = (next_pc & 0xff0000) >> 16;
+ State.mem[sp+3] = (next_pc & 0xff000000) >> 24;
+ State.regs[REG_PC] = 0x40000010 - 2;
+}
+
+/* syscall */
+void OP_F0C0 (insn, extension)
+ unsigned long insn, extension;
+{
+ /* We use this for simulated system calls; we may need to change
+ it to a reserved instruction if we conflict with uses at
+ Matsushita. */
+ int save_errno = errno;
+ errno = 0;
+
+/* Registers passed to trap 0 */
+
+/* Function number. */
+#define FUNC (State.regs[0])
+
+/* Parameters. */
+#define PARM1 (State.regs[1])
+#define PARM2 (load_word (State.regs[REG_SP] + 12))
+#define PARM3 (load_word (State.regs[REG_SP] + 16))
+
+/* Registers set by trap 0 */
+
+#define RETVAL State.regs[0] /* return value */
+#define RETERR State.regs[1] /* return error code */
+
+/* Turn a pointer in a register into a pointer into real memory. */
+
+#define MEMPTR(x) (State.mem + x)
+
+ switch (FUNC)
+ {
+#if !defined(__GO32__) && !defined(_WIN32)
+#ifdef TARGET_SYS_fork
+ case TARGET_SYS_fork:
+ RETVAL = fork ();
+ break;
+#endif
+#ifdef TARGET_SYS_execve
+ case TARGET_SYS_execve:
+ RETVAL = execve (MEMPTR (PARM1), (char **) MEMPTR (PARM2),
+ (char **)MEMPTR (PARM3));
+ break;
+#endif
+#ifdef TARGET_SYS_execv
+ case TARGET_SYS_execv:
+ RETVAL = execve (MEMPTR (PARM1), (char **) MEMPTR (PARM2), NULL);
+ break;
+#endif
+#endif /* ! GO32 and ! WIN32 */
+
+ case TARGET_SYS_read:
+ RETVAL = mn10300_callback->read (mn10300_callback, PARM1,
+ MEMPTR (PARM2), PARM3);
+ break;
+ case TARGET_SYS_write:
+ RETVAL = (int)mn10300_callback->write (mn10300_callback, PARM1,
+ MEMPTR (PARM2), PARM3);
+ break;
+ case TARGET_SYS_lseek:
+ RETVAL = mn10300_callback->lseek (mn10300_callback, PARM1, PARM2, PARM3);
+ break;
+ case TARGET_SYS_close:
+ RETVAL = mn10300_callback->close (mn10300_callback, PARM1);
+ break;
+ case TARGET_SYS_open:
+ RETVAL = mn10300_callback->open (mn10300_callback, MEMPTR (PARM1), PARM2);
+ break;
+ case TARGET_SYS_exit:
+ /* EXIT - caller can look in PARM1 to work out the
+ reason */
+ if (PARM1 == 0xdead)
+ State.exception = SIGABRT;
+ else
+ State.exception = SIGQUIT;
+ State.exited = 1;
+ break;
+
+ case TARGET_SYS_stat: /* added at hmsi */
+ /* stat system call */
+ {
+ struct stat host_stat;
+ reg_t buf;
+
+ RETVAL = stat (MEMPTR (PARM1), &host_stat);
+
+ buf = PARM2;
+
+ /* Just wild-assed guesses. */
+ store_half (buf, host_stat.st_dev);
+ store_half (buf + 2, host_stat.st_ino);
+ store_word (buf + 4, host_stat.st_mode);
+ store_half (buf + 8, host_stat.st_nlink);
+ store_half (buf + 10, host_stat.st_uid);
+ store_half (buf + 12, host_stat.st_gid);
+ store_half (buf + 14, host_stat.st_rdev);
+ store_word (buf + 16, host_stat.st_size);
+ store_word (buf + 20, host_stat.st_atime);
+ store_word (buf + 28, host_stat.st_mtime);
+ store_word (buf + 36, host_stat.st_ctime);
+ }
+ break;
+
+#ifdef TARGET_SYS_chown
+ case TARGET_SYS_chown:
+ RETVAL = chown (MEMPTR (PARM1), PARM2, PARM3);
+ break;
+#endif
+ case TARGET_SYS_chmod:
+ RETVAL = chmod (MEMPTR (PARM1), PARM2);
+ break;
+#ifdef TARGET_SYS_time
+ case TARGET_SYS_time:
+ RETVAL = time ((void*) MEMPTR (PARM1));
+ break;
+#endif
+#ifdef TARGET_SYS_times
+ case TARGET_SYS_times:
+ {
+ struct tms tms;
+ RETVAL = times (&tms);
+ store_word (PARM1, tms.tms_utime);
+ store_word (PARM1 + 4, tms.tms_stime);
+ store_word (PARM1 + 8, tms.tms_cutime);
+ store_word (PARM1 + 12, tms.tms_cstime);
+ break;
+ }
+#endif
+#ifdef TARGET_SYS_gettimeofday
+ case TARGET_SYS_gettimeofday:
+ {
+ struct timeval t;
+ struct timezone tz;
+ RETVAL = gettimeofday (&t, &tz);
+ store_word (PARM1, t.tv_sec);
+ store_word (PARM1 + 4, t.tv_usec);
+ store_word (PARM2, tz.tz_minuteswest);
+ store_word (PARM2 + 4, tz.tz_dsttime);
+ break;
+ }
+#endif
+#ifdef TARGET_SYS_utime
+ case TARGET_SYS_utime:
+ /* Cast the second argument to void *, to avoid type mismatch
+ if a prototype is present. */
+ RETVAL = utime (MEMPTR (PARM1), (void *) MEMPTR (PARM2));
+ break;
+#endif
+ default:
+ abort ();
+ }
+ RETERR = errno;
+ errno = save_errno;
}
/* rtm */
-void OP_F0FF ()
+void OP_F0FF (insn, extension)
+ unsigned long insn, extension;
{
abort ();
}
/* nop */
-void OP_CB ()
+void OP_CB (insn, extension)
+ unsigned long insn, extension;
{
}
-/* putx */
-void OP_F500 ()
+/* putx dm,dm */
+void OP_F500 (insn, extension)
+ unsigned long insn, extension;
{
+ State.regs[REG_MDRQ] = State.regs[REG_D0 + REG0 (insn)];
}
-/* getx */
-void OP_F6F0 ()
+/* getx dm,dm */
+void OP_F6F0 (insn, extension)
+ unsigned long insn, extension;
{
+ int z, n;
+ z = (State.regs[REG_MDRQ] == 0);
+ n = ((State.regs[REG_MDRQ] & 0x80000000) != 0);
+ State.regs[REG_D0 + REG0 (insn)] = State.regs[REG_MDRQ];
+
+ PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
+ PSW |= (z ? PSW_Z : 0) | (n ? PSW_N : 0);
}
-/* mulq */
-void OP_F600 ()
+/* mulq dm,dn */
+void OP_F600 (insn, extension)
+ unsigned long insn, extension;
{
+ unsigned long long temp;
+ int n, z;
+
+ temp = ((signed64)(signed32)State.regs[REG_D0 + REG0 (insn)]
+ * (signed64)(signed32)State.regs[REG_D0 + REG1 (insn)]);
+ State.regs[REG_D0 + REG0 (insn)] = temp & 0xffffffff;
+ State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;;
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
+ PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
+ PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
+}
+
+/* mulq imm8,dn */
+void OP_F90000 (insn, extension)
+ unsigned long insn, extension;
+{
+ unsigned long long temp;
+ int n, z;
+
+ temp = ((signed64)(signed32)State.regs[REG_D0 + REG0_8 (insn)]
+ * (signed64)(signed32)SEXT8 (insn & 0xff));
+ State.regs[REG_D0 + REG0_8 (insn)] = temp & 0xffffffff;
+ State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;;
+ z = (State.regs[REG_D0 + REG0_8 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_8 (insn)] & 0x80000000) != 0;
+ PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
+ PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
-/* mulq */
-void OP_F90000 ()
+/* mulq imm16,dn */
+void OP_FB000000 (insn, extension)
+ unsigned long insn, extension;
{
+ unsigned long long temp;
+ int n, z;
+
+ temp = ((signed64)(signed32)State.regs[REG_D0 + REG0_16 (insn)]
+ * (signed64)(signed32)SEXT16 (insn & 0xffff));
+ State.regs[REG_D0 + REG0_16 (insn)] = temp & 0xffffffff;
+ State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;;
+ z = (State.regs[REG_D0 + REG0_16 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_16 (insn)] & 0x80000000) != 0;
+ PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
+ PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
-/* mulq */
-void OP_FB000000 ()
+/* mulq imm32,dn */
+void OP_FD000000 (insn, extension)
+ unsigned long insn, extension;
{
+ unsigned long long temp;
+ int n, z;
+
+ temp = ((signed64)(signed32)State.regs[REG_D0 + REG0_16 (insn)]
+ * (signed64)(signed32)(((insn & 0xffff) << 16) + extension));
+ State.regs[REG_D0 + REG0_16 (insn)] = temp & 0xffffffff;
+ State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;;
+ z = (State.regs[REG_D0 + REG0_16 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_16 (insn)] & 0x80000000) != 0;
+ PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
+ PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
-/* mulq */
-void OP_FD000000 ()
+/* mulqu dm,dn */
+void OP_F610 (insn, extension)
+ unsigned long insn, extension;
{
+ unsigned long long temp;
+ int n, z;
+
+ temp = ((unsigned64) State.regs[REG_D0 + REG0 (insn)]
+ * (unsigned64) State.regs[REG_D0 + REG1 (insn)]);
+ State.regs[REG_D0 + REG0 (insn)] = temp & 0xffffffff;
+ State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;;
+ z = (State.regs[REG_D0 + REG0 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0 (insn)] & 0x80000000) != 0;
+ PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
+ PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
-/* mulqu */
-void OP_F610 ()
+/* mulqu imm8,dn */
+void OP_F91400 (insn, extension)
+ unsigned long insn, extension;
{
+ unsigned long long temp;
+ int n, z;
+
+ temp = ((unsigned64)State.regs[REG_D0 + REG0_8 (insn)]
+ * (unsigned64)SEXT8 (insn & 0xff));
+ State.regs[REG_D0 + REG0_8 (insn)] = temp & 0xffffffff;
+ State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;;
+ z = (State.regs[REG_D0 + REG0_8 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_8 (insn)] & 0x80000000) != 0;
+ PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
+ PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
-/* mulqu */
-void OP_F91400 ()
+/* mulqu imm16,dn */
+void OP_FB140000 (insn, extension)
+ unsigned long insn, extension;
{
+ unsigned long long temp;
+ int n, z;
+
+ temp = ((unsigned64)State.regs[REG_D0 + REG0_16 (insn)]
+ * (unsigned64) SEXT16 (insn & 0xffff));
+ State.regs[REG_D0 + REG0_16 (insn)] = temp & 0xffffffff;
+ State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;;
+ z = (State.regs[REG_D0 + REG0_16 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_16 (insn)] & 0x80000000) != 0;
+ PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
+ PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
-/* mulqu */
-void OP_FB140000 ()
+/* mulqu imm32,dn */
+void OP_FD140000 (insn, extension)
+ unsigned long insn, extension;
{
+ unsigned long long temp;
+ int n, z;
+
+ temp = ((unsigned64)State.regs[REG_D0 + REG0_16 (insn)]
+ * (unsigned64)(((insn & 0xffff) << 16) + extension));
+ State.regs[REG_D0 + REG0_16 (insn)] = temp & 0xffffffff;
+ State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;;
+ z = (State.regs[REG_D0 + REG0_16 (insn)] == 0);
+ n = (State.regs[REG_D0 + REG0_16 (insn)] & 0x80000000) != 0;
+ PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V);
+ PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0));
}
-/* mulqu */
-void OP_FD140000 ()
+/* sat16 dm,dn */
+void OP_F640 (insn, extension)
+ unsigned long insn, extension;
{
+ int temp;
+
+ temp = State.regs[REG_D0 + REG1 (insn)];
+ temp = (temp > 0x7fff ? 0x7fff : temp);
+ temp = (temp < -0x8000 ? -0x8000 : temp);
+ State.regs[REG_D0 + REG0 (insn)] = temp;
}
-/* sat16 */
-void OP_F640 ()
+/* sat24 dm,dn */
+void OP_F650 (insn, extension)
+ unsigned long insn, extension;
{
+ int temp;
+
+ temp = State.regs[REG_D0 + REG1 (insn)];
+ temp = (temp > 0x7fffff ? 0x7fffff : temp);
+ temp = (temp < -0x800000 ? -0x800000 : temp);
+ State.regs[REG_D0 + REG0 (insn)] = temp;
}
-/* sat24 */
-void OP_F650 ()
+/* bsch dm,dn */
+void OP_F670 (insn, extension)
+ unsigned long insn, extension;
{
+ int temp, c;
+
+ temp = State.regs[REG_D0 + REG1 (insn)];
+ temp <<= (State.regs[REG_D0 + REG0 (insn)] & 0x1f);
+ c = (temp != 0 ? 1 : 0);
+ PSW &= ~(PSW_C);
+ PSW |= (c ? PSW_C : 0);
}
-/* bsch */
-void OP_F670 ()
+/* breakpoint */
+void
+OP_FF (insn, extension)
+ unsigned long insn, extension;
{
+ State.exception = SIGTRAP;
+ PC -= 1;
}
+