mirror of https://github.com/YosysHQ/picorv32.git
103 lines
2.6 KiB
ArmAsm
103 lines
2.6 KiB
ArmAsm
// This is free and unencumbered software released into the public domain.
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//
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// Anyone is free to copy, modify, publish, use, compile, sell, or
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// distribute this software, either in source code form or as a compiled
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// binary, for any purpose, commercial or non-commercial, and by any
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// means.
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#define regnum_q0 0
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#define regnum_q1 1
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#define regnum_q2 2
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#define regnum_q3 3
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#define regnum_x0 0
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#define regnum_x1 1
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#define regnum_x2 2
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#define regnum_x3 3
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#define regnum_x4 4
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#define regnum_x5 5
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#define regnum_x6 6
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#define regnum_x7 7
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#define regnum_x8 8
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#define regnum_x9 9
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#define regnum_x10 10
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#define regnum_x11 11
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#define regnum_x12 12
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#define regnum_x13 13
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#define regnum_x14 14
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#define regnum_x15 15
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#define regnum_x16 16
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#define regnum_x17 17
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#define regnum_x18 18
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#define regnum_x19 19
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#define regnum_x20 20
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#define regnum_x21 21
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#define regnum_x22 22
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#define regnum_x23 23
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#define regnum_x24 24
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#define regnum_x25 25
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#define regnum_x26 26
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#define regnum_x27 27
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#define regnum_x28 28
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#define regnum_x29 29
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#define regnum_x30 30
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#define regnum_x31 31
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#define regnum_zero 0
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#define regnum_ra 1
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#define regnum_sp 2
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#define regnum_gp 3
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#define regnum_tp 4
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#define regnum_t0 5
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#define regnum_t1 6
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#define regnum_t2 7
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#define regnum_s0 8
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#define regnum_s1 9
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#define regnum_a0 10
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#define regnum_a1 11
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#define regnum_a2 12
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#define regnum_a3 13
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#define regnum_a4 14
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#define regnum_a5 15
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#define regnum_a6 16
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#define regnum_a7 17
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#define regnum_s2 18
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#define regnum_s3 19
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#define regnum_s4 20
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#define regnum_s5 21
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#define regnum_s6 22
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#define regnum_s7 23
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#define regnum_s8 24
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#define regnum_s9 25
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#define regnum_s10 26
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#define regnum_s11 27
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#define regnum_t3 28
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#define regnum_t4 29
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#define regnum_t5 30
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#define regnum_t6 31
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// x8 is s0 and also fp
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#define regnum_fp 8
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#define r_type_insn(_f7, _rs2, _rs1, _f3, _rd, _opc) \
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.word (((_f7) << 25) | ((_rs2) << 20) | ((_rs1) << 15) | ((_f3) << 12) | ((_rd) << 7) | ((_opc) << 0))
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#define picorv32_getq_insn(_rd, _qs) \
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r_type_insn(0b0000000, 0, regnum_ ## _qs, 0b100, regnum_ ## _rd, 0b0001011)
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#define picorv32_setq_insn(_qd, _rs) \
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r_type_insn(0b0000001, 0, regnum_ ## _rs, 0b010, regnum_ ## _qd, 0b0001011)
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#define picorv32_retirq_insn() \
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r_type_insn(0b0000010, 0, 0, 0b000, 0, 0b0001011)
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#define picorv32_maskirq_insn(_rd, _rs) \
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r_type_insn(0b0000011, 0, regnum_ ## _rs, 0b110, regnum_ ## _rd, 0b0001011)
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#define picorv32_waitirq_insn(_rd) \
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r_type_insn(0b0000100, 0, 0, 0b100, regnum_ ## _rd, 0b0001011)
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#define picorv32_timer_insn(_rd, _rs) \
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r_type_insn(0b0000101, 0, regnum_ ## _rs, 0b110, regnum_ ## _rd, 0b0001011)
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