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[/] [openrisc/] [tags/] [gnu-src/] [gdb-7.2/] [gdb-7.2-or32-1.0rc1/] [include/] [opcode/] [tic6x-insn-formats.h] - Rev 341
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/* TI C6X instruction format information. Copyright 2010 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ /* Define the FMT macro before including this file; it takes a name and the fields from tic6x_insn_format (defined in tic6x.h). */ #define FLD(name, pos, width) { CONCAT2(tic6x_field_,name), (pos), (width) } #define CFLDS FLD(p, 0, 1), FLD(creg, 29, 3), FLD(z, 28, 1) #define CFLDS2(a, b) 5, { CFLDS, a, b } #define CFLDS3(a, b, c) 6, { CFLDS, a, b, c } #define CFLDS4(a, b, c, d) 7, { CFLDS, a, b, c, d } #define CFLDS5(a, b, c, d, e) 8, { CFLDS, a, b, c, d, e } #define CFLDS6(a, b, c, d, e, f) 9, { CFLDS, a, b, c, d, e, f } #define CFLDS7(a, b, c, d, e, f, g) 10, { CFLDS, a, b, c, d, e, f, g } #define CFLDS8(a, b, c, d, e, f, g, h) 11, { CFLDS, a, b, c, d, e, f, g, h } #define NFLDS FLD(p, 0, 1) #define NFLDS1(a) 2, { NFLDS, a } #define NFLDS2(a, b) 3, { NFLDS, a, b } #define NFLDS3(a, b, c) 4, { NFLDS, a, b, c } #define NFLDS5(a, b, c, d, e) 6, { NFLDS, a, b, c, d, e } #define NFLDS6(a, b, c, d, e, f) 7, { NFLDS, a, b, c, d, e, f } #define NFLDS7(a, b, c, d, e, f, g) 8, { NFLDS, a, b, c, d, e, f, g } /* These are in the order from SPRUFE8, appendices C-H. */ /* Appendix C 32-bit formats. */ FMT(d_1_or_2_src, 32, 0x40, 0x7c, CFLDS5(FLD(s, 1, 1), FLD(op, 7, 6), FLD(src1, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5))) FMT(d_ext_1_or_2_src, 32, 0x830, 0xc3c, CFLDS6(FLD(s, 1, 1), FLD(op, 6, 4), FLD(x, 12, 1), FLD(src1, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5))) FMT(d_load_store, 32, 0x4, 0xc, CFLDS8(FLD(s, 1, 1), FLD(op, 4, 3), FLD(y, 7, 1), FLD(r, 8, 1), FLD(mode, 9, 4), FLD(offsetR, 13, 5), FLD(baseR, 18, 5), FLD(srcdst, 23, 5))) /* The nonaligned loads and stores have the formats shown in the individual instruction descriptions; the appendix is incorrect. */ FMT(d_load_nonaligned, 32, 0x124, 0x17c, CFLDS7(FLD(s, 1, 1), FLD(y, 7, 1), FLD(mode, 9, 4), FLD(offsetR, 13, 5), FLD(baseR, 18, 5), FLD(sc, 23, 1), FLD(dst, 24, 4))) FMT(d_store_nonaligned, 32, 0x174, 0x17c, CFLDS7(FLD(s, 1, 1), FLD(y, 7, 1), FLD(mode, 9, 4), FLD(offsetR, 13, 5), FLD(baseR, 18, 5), FLD(sc, 23, 1), FLD(src, 24, 4))) FMT(d_load_store_long, 32, 0xc, 0xc, CFLDS5(FLD(s, 1, 1), FLD(op, 4, 3), FLD(y, 7, 1), FLD(offsetR, 8, 15), FLD(dst, 23, 5))) FMT(d_adda_long, 32, 0x1000000c, 0xf000000c, NFLDS5(FLD(s, 1, 1), FLD(op, 4, 3), FLD(y, 7, 1), FLD(offsetR, 8, 15), FLD(dst, 23, 5))) /* Appendix C 16-bit formats will go here. */ /* Appendix D 32-bit formats. */ FMT(l_1_or_2_src, 32, 0x18, 0x1c, CFLDS6(FLD(s, 1, 1), FLD(op, 5, 7), FLD(x, 12, 1), FLD(src1, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5))) FMT(l_1_or_2_src_noncond, 32, 0x10000018, 0xf000001c, NFLDS6(FLD(s, 1, 1), FLD(op, 5, 7), FLD(x, 12, 1), FLD(src1, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5))) FMT(l_unary, 32, 0x358, 0xffc, CFLDS5(FLD(s, 1, 1), FLD(x, 12, 1), FLD(op, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5))) /* Appendix D 16-bit formats will go here. */ /* Appendix E 32-bit formats. */ FMT(m_compound, 32, 0x30, 0x83c, CFLDS6(FLD(s, 1, 1), FLD(op, 6, 5), FLD(x, 12, 1), FLD(src1, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5))) FMT(m_1_or_2_src, 32, 0x10000030, 0xf000083c, NFLDS6(FLD(s, 1, 1), FLD(op, 6, 5), FLD(x, 12, 1), FLD(src1, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5))) /* Contrary to SPRUFE8, this does have predicate fields. */ FMT(m_unary, 32, 0xf0, 0xffc, CFLDS5(FLD(s, 1, 1), FLD(x, 12, 1), FLD(op, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5))) /* M-unit formats missing from Appendix E. */ FMT(m_mpy, 32, 0x0, 0x7c, CFLDS6(FLD(s, 1, 1), FLD(op, 7, 5), FLD(x, 12, 1), FLD(src1, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5))) /* Appendix E 16-bit formats will go here. */ /* Appendix F 32-bit formats. */ FMT(s_1_or_2_src, 32, 0x20, 0x3c, CFLDS6(FLD(s, 1, 1), FLD(op, 6, 6), FLD(x, 12, 1), FLD(src1, 13, 5), FLD(src2, 18, 5), FLD(dst, 23 ,5))) FMT(s_ext_1_or_2_src, 32, 0xc30, 0xc3c, CFLDS6(FLD(s, 1, 1), FLD(op, 6, 4), FLD(x, 12, 1), FLD(src1, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5))) FMT(s_ext_1_or_2_src_noncond, 32, 0xc30, 0xe0000c3c, NFLDS7(FLD(s, 1, 1), FLD(op, 6, 4), FLD(x, 12, 1), FLD(src1, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5), FLD(z, 28, 1))) FMT(s_unary, 32, 0xf20, 0xffc, CFLDS5(FLD(s, 1, 1), FLD(x, 12, 1), FLD(op, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5))) FMT(s_ext_branch_cond_imm, 32, 0x10, 0x7c, CFLDS2(FLD(s, 1, 1), FLD(cst, 7, 21))) FMT(s_call_imm_nop, 32, 0x10, 0xe000007c, NFLDS3(FLD(s, 1, 1), FLD(cst, 7, 21), FLD(z, 28, 1))) FMT(s_branch_nop_cst, 32, 0x120, 0x1ffc, CFLDS3(FLD(s, 1, 1), FLD(src1, 13, 3), FLD(src2, 16, 12))) FMT(s_branch_nop_reg, 32, 0x800360, 0xf830ffc, CFLDS4(FLD(s, 1, 1), FLD(x, 12, 1), FLD(src1, 13, 3), FLD(src2, 18, 5))) FMT(s_branch, 32, 0x360, 0xf83effc, CFLDS3(FLD(s, 1, 1), FLD(x, 12, 1), FLD(src2, 18, 5))) FMT(s_mvk, 32, 0x28, 0x3c, CFLDS4(FLD(s, 1, 1), FLD(h, 6, 1), FLD(cst, 7, 16), FLD(dst, 23, 5))) FMT(s_field, 32, 0x8, 0x3c, CFLDS6(FLD(s, 1, 1), FLD(op, 6, 2), FLD(cstb, 8, 5), FLD(csta, 13, 5), FLD(src2, 18, 5), FLD(dst, 23, 5))) /* S-unit formats missing from Appendix F. */ FMT(s_addk, 32, 0x50, 0x7c, CFLDS3(FLD(s, 1, 1), FLD(cst, 7, 16), FLD(dst, 23, 5))) FMT(s_addkpc, 32, 0x160, 0x1ffc, CFLDS4(FLD(s, 1, 1), FLD(src2, 13, 3), FLD(src1, 16, 7), FLD(dst, 23, 5))) FMT(s_b_irp, 32, 0x1800e0, 0x7feffc, CFLDS3(FLD(s, 1, 1), FLD(x, 12, 1), FLD(dst, 23, 5))) FMT(s_b_nrp, 32, 0x1c00e0, 0x7feffc, CFLDS3(FLD(s, 1, 1), FLD(x, 12, 1), FLD(dst, 23, 5))) FMT(s_bdec, 32, 0x1020, 0x1ffc, CFLDS3(FLD(s, 1, 1), FLD(src, 13, 10), FLD(dst, 23, 5))) FMT(s_bpos, 32, 0x20, 0x1ffc, CFLDS3(FLD(s, 1, 1), FLD(src, 13, 10), FLD(dst, 23, 5))) /* Appendix F 16-bit formats will go here. */ /* Appendix G 16-bit formats will go here. */ /* Appendix H 32-bit formats. */ FMT(nfu_loop_buffer, 32, 0x00020000, 0x00021ffc, CFLDS4(FLD(s, 1, 1), FLD(op, 13, 4), FLD(csta, 18, 5), FLD(cstb, 23, 5))) /* Corrected relative to Appendix H. */ FMT(nfu_nop_idle, 32, 0x00000000, 0xfffe1ffc, NFLDS2(FLD(s, 1, 1), FLD(op, 13, 4))) /* No-unit formats missing from Appendix H (given the NOP and IDLE correction). */ FMT(nfu_dint, 32, 0x10004000, 0xfffffffc, NFLDS1(FLD(s, 1, 1))) FMT(nfu_rint, 32, 0x10006000, 0xfffffffc, NFLDS1(FLD(s, 1, 1))) FMT(nfu_swe, 32, 0x10000000, 0xfffffffc, NFLDS1(FLD(s, 1, 1))) FMT(nfu_swenr, 32, 0x10002000, 0xfffffffc, NFLDS1(FLD(s, 1, 1))) /* Although formally covered by the loop buffer format, the fields in that format are not useful for all such instructions and not all instructions can be predicated. */ FMT(nfu_spkernel, 32, 0x00034000, 0xf03ffffc, NFLDS2(FLD(s, 1, 1), FLD(fstgfcyc, 22, 6))) FMT(nfu_spkernelr, 32, 0x00036000, 0xfffffffc, NFLDS1(FLD(s, 1, 1))) FMT(nfu_spmask, 32, 0x00020000, 0xfc021ffc, NFLDS3(FLD(s, 1, 1), FLD(op, 13, 4), FLD(mask, 18, 8))) /* Appendix H 16-bit formats will go here. */ #undef FLD #undef CFLDS #undef CFLDS2 #undef CFLDS3 #undef CFLDS4 #undef CFLDS5 #undef CFLDS6 #undef CFLDS7 #undef CFLDS8 #undef NFLDS #undef NFLDS1 #undef NFLDS2 #undef NFLDS3 #undef NFLDS5 #undef NFLDS6 #undef NFLDS7