34 lines
788 B
C
34 lines
788 B
C
#ifndef _TIC80_ALU_H_
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#define _TIC80_ALU_H_
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#define ALU_CARRY 0 /* FIXME */
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#include "sim-alu.h"
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#define ALU32_END(TARG) \
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{ \
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(TARG) = (unsigned32)alu_carry_val; /* FIXME */ \
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}}
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#define ALU_END(TARG) ALU32_END(TARG)
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/* Bring data in from the cold */
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#define IMEM(EA) sim_core_read_4(sd, sim_core_execute_map, (EA))
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#define MEM(SIGN, EA, NR_BYTES) \
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((SIGN##_##NR_BYTES) sim_core_read_##NR_BYTES (SD, sim_core_read_map, (EA) & ~(NR_BYTES - 1)))
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#define STORE(EA, NR_BYTES, VAL) \
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do { \
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sim_core_write_##NR_BYTES (SD, sim_core_write_map, (EA) & ~(NR_BYTES - 1), (VAL)); \
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} while (0)
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#define long_immediate(VARIABLE) \
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unsigned_word VARIABLE = MEM (unsigned, nia.ip, 4); \
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nia.ip += sizeof (instruction_word); \
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nia.dp += sizeof (instruction_word);
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#endif
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