134 lines
2.6 KiB
C
134 lines
2.6 KiB
C
/* Intel I860 opcde list for GDB, the GNU debugger.
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Copyright (C) 1986, 1987 Free Software Foundation, Inc.
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GDB is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY. No author or distributor accepts responsibility to anyone
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for the consequences of using it or for whether it serves any
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particular purpose or works at all, unless he says so in writing.
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Refer to the GDB General Public License for full details.
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Everyone is granted permission to copy, modify and redistribute GDB,
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but only under the conditions described in the GDB General Public
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License. A copy of this license is supposed to have been given to you
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along with GDB so you can know your rights and responsibilities. It
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should be in a file named COPYING. Among other things, the copyright
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notice and this notice must be preserved on all copies.
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In other words, go ahead and share GDB, but don't try to stop
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anyone else from sharing it farther. Help stamp out software hoarding!
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*/
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#ifdef BIG_ENDIAN
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struct gen_fmt
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{
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unsigned op1 : 6;
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unsigned src2 : 5;
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unsigned dest : 5;
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unsigned src1 : 5;
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unsigned offset : 11;
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};
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struct geni_fmt
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{
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unsigned op1 : 6;
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unsigned src2 : 5;
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unsigned dest : 5;
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unsigned offset : 16;
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};
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struct esc_fmt
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{
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unsigned op1 : 6;
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unsigned res1 : 10;
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unsigned src1 : 5;
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unsigned res2 : 6;
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unsigned op2 : 5;
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};
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struct ctrl_fmt
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{
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unsigned op1 : 6;
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unsigned int offset : 26;
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};
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struct fp_fmt
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{
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unsigned op1 : 6;
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unsigned src2 : 5;
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unsigned dest : 5;
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unsigned src1 : 5;
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unsigned p : 1;
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unsigned d : 1;
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unsigned s : 1;
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unsigned r : 1;
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unsigned op2 : 7;
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};
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union insn_fmt
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{
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struct gen_fmt gen;
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struct geni_fmt geni;
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struct esc_fmt esc;
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struct ctrl_fmt ctrl;
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struct fp_fmt fp;
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long int_val;
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};
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#else
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struct gen_fmt
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{
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unsigned offset : 11;
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unsigned src1 : 5;
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unsigned dest : 5;
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unsigned src2 : 5;
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unsigned op1 : 6;
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};
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struct geni_fmt
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{
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unsigned offset : 16;
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unsigned dest : 5;
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unsigned src2 : 5;
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unsigned op1 : 6;
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};
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struct esc_fmt
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{
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unsigned op2 : 5;
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unsigned res2 : 6;
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unsigned src1 : 5;
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unsigned res1 : 10;
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unsigned op1 : 6;
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};
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struct ctrl_fmt
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{
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unsigned int offset : 26;
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unsigned op1 : 6;
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};
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struct fp_fmt
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{
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unsigned op2 : 7;
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unsigned r : 1;
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unsigned s : 1;
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unsigned d : 1;
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unsigned p : 1;
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unsigned src1 : 5;
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unsigned dest : 5;
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unsigned src2 : 5;
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unsigned op1 : 6;
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};
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union insn_fmt
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{
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struct gen_fmt gen;
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struct geni_fmt geni;
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struct esc_fmt esc;
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struct ctrl_fmt ctrl;
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struct fp_fmt fp;
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long int_val;
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};
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#endif
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typedef enum
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{
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Error, not_branch, uncond, uncond_d, cond, cond_d
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} branch_type;
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