1/* TI C6X instruction format information. 2 Copyright 2010 3 Free Software Foundation, Inc. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, write to the Free Software 17 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 18 MA 02110-1301, USA. */ 19 20/* Define the FMT macro before including this file; it takes a name 21 and the fields from tic6x_insn_format (defined in tic6x.h). */ 22 23#define FLD(name, pos, width) { CONCAT2(tic6x_field_,name), (pos), (width) } 24#define CFLDS FLD(p, 0, 1), FLD(creg, 29, 3), FLD(z, 28, 1) 25#define CFLDS2(a, b) 5, { CFLDS, a, b } 26#define CFLDS3(a, b, c) 6, { CFLDS, a, b, c } 27#define CFLDS4(a, b, c, d) 7, { CFLDS, a, b, c, d } 28#define CFLDS5(a, b, c, d, e) 8, { CFLDS, a, b, c, d, e } 29#define CFLDS6(a, b, c, d, e, f) 9, { CFLDS, a, b, c, d, e, f } 30#define CFLDS7(a, b, c, d, e, f, g) 10, { CFLDS, a, b, c, d, e, f, g } 31#define CFLDS8(a, b, c, d, e, f, g, h) 11, { CFLDS, a, b, c, d, e, f, g, h } 32#define NFLDS FLD(p, 0, 1) 33#define NFLDS1(a) 2, { NFLDS, a } 34#define NFLDS2(a, b) 3, { NFLDS, a, b } 35#define NFLDS3(a, b, c) 4, { NFLDS, a, b, c } 36#define NFLDS5(a, b, c, d, e) 6, { NFLDS, a, b, c, d, e } 37#define NFLDS6(a, b, c, d, e, f) 7, { NFLDS, a, b, c, d, e, f } 38#define NFLDS7(a, b, c, d, e, f, g) 8, { NFLDS, a, b, c, d, e, f, g } 39 40/* These are in the order from SPRUFE8, appendices C-H. */ 41 42/* Appendix C 32-bit formats. */ 43 44FMT(d_1_or_2_src, 32, 0x40, 0x7c, 45 CFLDS5(FLD(s, 1, 1), FLD(op, 7, 6), FLD(src1, 13, 5), FLD(src2, 18, 5), 46 FLD(dst, 23, 5))) 47FMT(d_ext_1_or_2_src, 32, 0x830, 0xc3c, 48 CFLDS6(FLD(s, 1, 1), FLD(op, 6, 4), FLD(x, 12, 1), FLD(src1, 13, 5), 49 FLD(src2, 18, 5), FLD(dst, 23, 5))) 50FMT(d_load_store, 32, 0x4, 0xc, 51 CFLDS8(FLD(s, 1, 1), FLD(op, 4, 3), FLD(y, 7, 1), FLD(r, 8, 1), 52 FLD(mode, 9, 4), FLD(offsetR, 13, 5), FLD(baseR, 18, 5), 53 FLD(srcdst, 23, 5))) 54/* The nonaligned loads and stores have the formats shown in the 55 individual instruction descriptions; the appendix is incorrect. */ 56FMT(d_load_nonaligned, 32, 0x124, 0x17c, 57 CFLDS7(FLD(s, 1, 1), FLD(y, 7, 1), FLD(mode, 9, 4), FLD(offsetR, 13, 5), 58 FLD(baseR, 18, 5), FLD(sc, 23, 1), FLD(dst, 24, 4))) 59FMT(d_store_nonaligned, 32, 0x174, 0x17c, 60 CFLDS7(FLD(s, 1, 1), FLD(y, 7, 1), FLD(mode, 9, 4), FLD(offsetR, 13, 5), 61 FLD(baseR, 18, 5), FLD(sc, 23, 1), FLD(src, 24, 4))) 62FMT(d_load_store_long, 32, 0xc, 0xc, 63 CFLDS5(FLD(s, 1, 1), FLD(op, 4, 3), FLD(y, 7, 1), FLD(offsetR, 8, 15), 64 FLD(dst, 23, 5))) 65FMT(d_adda_long, 32, 0x1000000c, 0xf000000c, 66 NFLDS5(FLD(s, 1, 1), FLD(op, 4, 3), FLD(y, 7, 1), FLD(offsetR, 8, 15), 67 FLD(dst, 23, 5))) 68 69/* Appendix C 16-bit formats will go here. */ 70 71/* Appendix D 32-bit formats. */ 72 73FMT(l_1_or_2_src, 32, 0x18, 0x1c, 74 CFLDS6(FLD(s, 1, 1), FLD(op, 5, 7), FLD(x, 12, 1), FLD(src1, 13, 5), 75 FLD(src2, 18, 5), FLD(dst, 23, 5))) 76FMT(l_1_or_2_src_noncond, 32, 0x10000018, 0xf000001c, 77 NFLDS6(FLD(s, 1, 1), FLD(op, 5, 7), FLD(x, 12, 1), FLD(src1, 13, 5), 78 FLD(src2, 18, 5), FLD(dst, 23, 5))) 79FMT(l_unary, 32, 0x358, 0xffc, 80 CFLDS5(FLD(s, 1, 1), FLD(x, 12, 1), FLD(op, 13, 5), FLD(src2, 18, 5), 81 FLD(dst, 23, 5))) 82 83/* Appendix D 16-bit formats will go here. */ 84 85/* Appendix E 32-bit formats. */ 86 87FMT(m_compound, 32, 0x30, 0x83c, 88 CFLDS6(FLD(s, 1, 1), FLD(op, 6, 5), FLD(x, 12, 1), FLD(src1, 13, 5), 89 FLD(src2, 18, 5), FLD(dst, 23, 5))) 90FMT(m_1_or_2_src, 32, 0x10000030, 0xf000083c, 91 NFLDS6(FLD(s, 1, 1), FLD(op, 6, 5), FLD(x, 12, 1), FLD(src1, 13, 5), 92 FLD(src2, 18, 5), FLD(dst, 23, 5))) 93/* Contrary to SPRUFE8, this does have predicate fields. */ 94FMT(m_unary, 32, 0xf0, 0xffc, 95 CFLDS5(FLD(s, 1, 1), FLD(x, 12, 1), FLD(op, 13, 5), FLD(src2, 18, 5), 96 FLD(dst, 23, 5))) 97 98/* M-unit formats missing from Appendix E. */ 99FMT(m_mpy, 32, 0x0, 0x7c, 100 CFLDS6(FLD(s, 1, 1), FLD(op, 7, 5), FLD(x, 12, 1), FLD(src1, 13, 5), 101 FLD(src2, 18, 5), FLD(dst, 23, 5))) 102 103/* Appendix E 16-bit formats will go here. */ 104 105/* Appendix F 32-bit formats. */ 106 107FMT(s_1_or_2_src, 32, 0x20, 0x3c, 108 CFLDS6(FLD(s, 1, 1), FLD(op, 6, 6), FLD(x, 12, 1), FLD(src1, 13, 5), 109 FLD(src2, 18, 5), FLD(dst, 23 ,5))) 110FMT(s_ext_1_or_2_src, 32, 0xc30, 0xc3c, 111 CFLDS6(FLD(s, 1, 1), FLD(op, 6, 4), FLD(x, 12, 1), FLD(src1, 13, 5), 112 FLD(src2, 18, 5), FLD(dst, 23, 5))) 113FMT(s_ext_1_or_2_src_noncond, 32, 0xc30, 0xe0000c3c, 114 NFLDS7(FLD(s, 1, 1), FLD(op, 6, 4), FLD(x, 12, 1), FLD(src1, 13, 5), 115 FLD(src2, 18, 5), FLD(dst, 23, 5), FLD(z, 28, 1))) 116FMT(s_unary, 32, 0xf20, 0xffc, 117 CFLDS5(FLD(s, 1, 1), FLD(x, 12, 1), FLD(op, 13, 5), FLD(src2, 18, 5), 118 FLD(dst, 23, 5))) 119FMT(s_ext_branch_cond_imm, 32, 0x10, 0x7c, 120 CFLDS2(FLD(s, 1, 1), FLD(cst, 7, 21))) 121FMT(s_call_imm_nop, 32, 0x10, 0xe000007c, 122 NFLDS3(FLD(s, 1, 1), FLD(cst, 7, 21), FLD(z, 28, 1))) 123FMT(s_branch_nop_cst, 32, 0x120, 0x1ffc, 124 CFLDS3(FLD(s, 1, 1), FLD(src1, 13, 3), FLD(src2, 16, 12))) 125FMT(s_branch_nop_reg, 32, 0x800360, 0xf830ffc, 126 CFLDS4(FLD(s, 1, 1), FLD(x, 12, 1), FLD(src1, 13, 3), FLD(src2, 18, 5))) 127FMT(s_branch, 32, 0x360, 0xf83effc, 128 CFLDS3(FLD(s, 1, 1), FLD(x, 12, 1), FLD(src2, 18, 5))) 129FMT(s_mvk, 32, 0x28, 0x3c, 130 CFLDS4(FLD(s, 1, 1), FLD(h, 6, 1), FLD(cst, 7, 16), FLD(dst, 23, 5))) 131FMT(s_field, 32, 0x8, 0x3c, 132 CFLDS6(FLD(s, 1, 1), FLD(op, 6, 2), FLD(cstb, 8, 5), FLD(csta, 13, 5), 133 FLD(src2, 18, 5), FLD(dst, 23, 5))) 134 135/* S-unit formats missing from Appendix F. */ 136FMT(s_addk, 32, 0x50, 0x7c, 137 CFLDS3(FLD(s, 1, 1), FLD(cst, 7, 16), FLD(dst, 23, 5))) 138FMT(s_addkpc, 32, 0x160, 0x1ffc, 139 CFLDS4(FLD(s, 1, 1), FLD(src2, 13, 3), FLD(src1, 16, 7), FLD(dst, 23, 5))) 140FMT(s_b_irp, 32, 0x1800e0, 0x7feffc, 141 CFLDS3(FLD(s, 1, 1), FLD(x, 12, 1), FLD(dst, 23, 5))) 142FMT(s_b_nrp, 32, 0x1c00e0, 0x7feffc, 143 CFLDS3(FLD(s, 1, 1), FLD(x, 12, 1), FLD(dst, 23, 5))) 144FMT(s_bdec, 32, 0x1020, 0x1ffc, 145 CFLDS3(FLD(s, 1, 1), FLD(src, 13, 10), FLD(dst, 23, 5))) 146FMT(s_bpos, 32, 0x20, 0x1ffc, 147 CFLDS3(FLD(s, 1, 1), FLD(src, 13, 10), FLD(dst, 23, 5))) 148 149/* Appendix F 16-bit formats will go here. */ 150 151/* Appendix G 16-bit formats will go here. */ 152 153/* Appendix H 32-bit formats. */ 154 155FMT(nfu_loop_buffer, 32, 0x00020000, 0x00021ffc, 156 CFLDS4(FLD(s, 1, 1), FLD(op, 13, 4), FLD(csta, 18, 5), FLD(cstb, 23, 5))) 157/* Corrected relative to Appendix H. */ 158FMT(nfu_nop_idle, 32, 0x00000000, 0xfffe1ffc, 159 NFLDS2(FLD(s, 1, 1), FLD(op, 13, 4))) 160 161/* No-unit formats missing from Appendix H (given the NOP and IDLE 162 correction). */ 163FMT(nfu_dint, 32, 0x10004000, 0xfffffffc, 164 NFLDS1(FLD(s, 1, 1))) 165FMT(nfu_rint, 32, 0x10006000, 0xfffffffc, 166 NFLDS1(FLD(s, 1, 1))) 167FMT(nfu_swe, 32, 0x10000000, 0xfffffffc, 168 NFLDS1(FLD(s, 1, 1))) 169FMT(nfu_swenr, 32, 0x10002000, 0xfffffffc, 170 NFLDS1(FLD(s, 1, 1))) 171/* Although formally covered by the loop buffer format, the fields in 172 that format are not useful for all such instructions and not all 173 instructions can be predicated. */ 174FMT(nfu_spkernel, 32, 0x00034000, 0xf03ffffc, 175 NFLDS2(FLD(s, 1, 1), FLD(fstgfcyc, 22, 6))) 176FMT(nfu_spkernelr, 32, 0x00036000, 0xfffffffc, 177 NFLDS1(FLD(s, 1, 1))) 178FMT(nfu_spmask, 32, 0x00020000, 0xfc021ffc, 179 NFLDS3(FLD(s, 1, 1), FLD(op, 13, 4), FLD(mask, 18, 8))) 180 181/* Appendix H 16-bit formats will go here. */ 182 183#undef FLD 184#undef CFLDS 185#undef CFLDS2 186#undef CFLDS3 187#undef CFLDS4 188#undef CFLDS5 189#undef CFLDS6 190#undef CFLDS7 191#undef CFLDS8 192#undef NFLDS 193#undef NFLDS1 194#undef NFLDS2 195#undef NFLDS3 196#undef NFLDS5 197#undef NFLDS6 198#undef NFLDS7 199