uasm.c (9d066a252786e1a18484a6283f82614d42a9f4ac) uasm.c (c29732a179c2ed0cb9f001a8dc07dcf432389313)
1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * A small micro-assembler. It is intentionally kept simple, does only
7 * support a subset of instructions, and does not try to hide pipeline
8 * effects like branch delay slots.

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44#define SET_SH 0
45#define SIMM9_SH 7
46#define SIMM9_MASK 0x1ff
47
48enum opcode {
49 insn_invalid,
50 insn_addiu, insn_addu, insn_and, insn_andi, insn_bbit0, insn_bbit1,
51 insn_beq, insn_beql, insn_bgez, insn_bgezl, insn_bltz, insn_bltzl,
1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * A small micro-assembler. It is intentionally kept simple, does only
7 * support a subset of instructions, and does not try to hide pipeline
8 * effects like branch delay slots.

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44#define SET_SH 0
45#define SIMM9_SH 7
46#define SIMM9_MASK 0x1ff
47
48enum opcode {
49 insn_invalid,
50 insn_addiu, insn_addu, insn_and, insn_andi, insn_bbit0, insn_bbit1,
51 insn_beq, insn_beql, insn_bgez, insn_bgezl, insn_bltz, insn_bltzl,
52 insn_bne, insn_cache, insn_daddiu, insn_daddu, insn_dins, insn_dinsm,
53 insn_divu, insn_dmfc0, insn_dmtc0, insn_drotr, insn_drotr32, insn_dsll,
54 insn_dsll32, insn_dsra, insn_dsrl, insn_dsrl32, insn_dsubu, insn_eret,
55 insn_ext, insn_ins, insn_j, insn_jal, insn_jalr, insn_jr, insn_lb,
56 insn_ld, insn_ldx, insn_lh, insn_ll, insn_lld, insn_lui, insn_lw,
57 insn_lwx, insn_mfc0, insn_mfhc0, insn_mfhi, insn_mflo, insn_mtc0,
58 insn_mthc0, insn_mul, insn_or, insn_ori, insn_pref, insn_rfe,
59 insn_rotr, insn_sc, insn_scd, insn_sd, insn_sll, insn_sllv, insn_slt,
60 insn_sltiu, insn_sltu, insn_sra, insn_srl, insn_srlv, insn_subu,
61 insn_sw, insn_sync, insn_syscall, insn_tlbp, insn_tlbr, insn_tlbwi,
62 insn_tlbwr, insn_wait, insn_wsbh, insn_xor, insn_xori, insn_yield,
63 insn_lddir, insn_ldpte,
52 insn_bne, insn_cache, insn_cfc1, insn_ctc1, insn_daddiu, insn_daddu,
53 insn_dins, insn_dinsm, insn_divu, insn_dmfc0, insn_dmtc0, insn_drotr,
54 insn_drotr32, insn_dsll, insn_dsll32, insn_dsra, insn_dsrl, insn_dsrl32,
55 insn_dsubu, insn_eret, insn_ext, insn_ins, insn_j, insn_jal, insn_jalr,
56 insn_jr, insn_lb, insn_ld, insn_ldx, insn_lh, insn_ll, insn_lld,
57 insn_lui, insn_lw, insn_lwx, insn_mfc0, insn_mfhc0, insn_mfhi,
58 insn_mflo, insn_mtc0, insn_mthc0, insn_mul, insn_or, insn_ori,
59 insn_pref, insn_rfe, insn_rotr, insn_sc, insn_scd, insn_sd, insn_sll,
60 insn_sllv, insn_slt, insn_sltiu, insn_sltu, insn_sra, insn_srl,
61 insn_srlv, insn_subu, insn_sw, insn_sync, insn_syscall, insn_tlbp,
62 insn_tlbr, insn_tlbwi, insn_tlbwr, insn_wait, insn_wsbh, insn_xor,
63 insn_xori, insn_yield, insn_lddir, insn_ldpte,
64};
65
66struct insn {
67 enum opcode opcode;
68 u32 match;
69 enum fields fields;
70};
71

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263I_u1u2s3(_beq)
264I_u1u2s3(_beql)
265I_u1s2(_bgez)
266I_u1s2(_bgezl)
267I_u1s2(_bltz)
268I_u1s2(_bltzl)
269I_u1u2s3(_bne)
270I_u2s3u1(_cache)
64};
65
66struct insn {
67 enum opcode opcode;
68 u32 match;
69 enum fields fields;
70};
71

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263I_u1u2s3(_beq)
264I_u1u2s3(_beql)
265I_u1s2(_bgez)
266I_u1s2(_bgezl)
267I_u1s2(_bltz)
268I_u1s2(_bltzl)
269I_u1u2s3(_bne)
270I_u2s3u1(_cache)
271I_u1u2(_cfc1)
272I_u1u2(_ctc1)
271I_u1u2u3(_dmfc0)
272I_u1u2u3(_dmtc0)
273I_u2u1s3(_daddiu)
274I_u3u1u2(_daddu)
275I_u1u2(_divu)
276I_u2u1u3(_dsll)
277I_u2u1u3(_dsll32)
278I_u2u1u3(_dsra)

--- 319 unchanged lines hidden --- 		273I_u1u2u3(_dmfc0)
274I_u1u2u3(_dmtc0)
275I_u2u1s3(_daddiu)
276I_u3u1u2(_daddu)
277I_u1u2(_divu)
278I_u2u1u3(_dsll)
279I_u2u1u3(_dsll32)
280I_u2u1u3(_dsra)

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