--- a/src/HOL/BCV/Machine.ML Fri Sep 01 18:01:05 2000 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,117 +0,0 @@
-(* Title: HOL/BCV/Machine.ML
- ID: $Id$
- Author: Tobias Nipkow
- Copyright 1999 TUM
-*)
-
-Addsimps [Let_def];
-
-Addsimps [stype_def];
-
-
-(*** Machine specific ***)
-
-Goal "!p. p<size(bs) --> maxreg(bs!p) < maxregs(bs)";
-by (induct_tac "bs" 1);
-by (auto_tac (claset(), simpset() addsimps [nth_Cons,less_max_iff_disj]
- addsplits [nat.split]));
-qed_spec_mp "maxreg_less_maxregs";
-
-Goalw [le_typ] "(t <= Ctyp) = (t = Ctyp)";
-by (Simp_tac 1);
-qed "le_Ctyp_conv";
-
-Goalw [le_typ] "(t ~= Top) = (t = Atyp | t = Btyp | t = Ctyp)";
-by (induct_tac "t" 1);
-by (ALLGOALS Simp_tac);
-qed "le_Top_conv";
-
-Goalw [step_pres_type_def,listsn_def,exec_def,stype_def]
- "step_pres_type (%p. exec (bs!p)) (length bs) (stype bs)";
-by (force_tac (claset(), simpset() addsplits [instr.split_asm,split_if_asm]) 1);
-qed "exec_pres_type";
-
-Goalw [wti_is_fix_step_def,stable_def,wt_instr_def,exec_def,succs_def]
- "wti_is_fix_step (%p. exec (bs!p)) (%u. wt_instr (bs ! u) u) \
-\ (%p. succs (bs ! p) p) (length bs) (stype bs)";
-by (force_tac (claset() addDs [maxreg_less_maxregs,
- le_Top_conv RS iffD1,le_Ctyp_conv RS iffD1],
- simpset() addsplits [option.split,instr.split]) 1);
-qed "wt_instr_is_fix_exec";
-
-
-Goalw [step_mono_None_def,exec_def,succs_def,le_list]
- "step_mono_None (%p. exec (bs!p)) (length bs) (stype bs)";
-by (Clarify_tac 1);
-by (ftac maxreg_less_maxregs 1);
-by (split_asm_tac [instr.split_asm] 1);
-
-by (ALLGOALS (asm_full_simp_tac (simpset() addsplits [split_if_asm])));
-
-by (rotate_tac 1 1);
-by (Asm_full_simp_tac 1);
-by (blast_tac (claset() addIs [order_trans]) 1);
-
-by (rotate_tac 1 1);
-by (Asm_full_simp_tac 1);
-by (blast_tac (claset() addIs [order_trans]) 1);
-
-by (rotate_tac 1 1);
-by (Asm_full_simp_tac 1);
-by (blast_tac (claset() addIs [order_trans]) 1);
-
-by (rotate_tac 1 1);
-by (Asm_full_simp_tac 1);
-by (subgoal_tac "s!nat1 <= t!nat1" 1);
-by (Blast_tac 2);
-by (subgoal_tac "s!nat2 <= t!nat2" 1);
-by (Blast_tac 2);
-by (etac thin_rl 1);
-by (asm_full_simp_tac (simpset() addsimps [le_typ])1);
-by (case_tac "t!nat1" 1);
-by (ALLGOALS Asm_full_simp_tac);
-by (case_tac "t!nat2" 1);
-by (ALLGOALS Asm_full_simp_tac);
-by (case_tac "t!nat2" 1);
-by (ALLGOALS Asm_full_simp_tac);
-by (case_tac "s!nat1" 1);
-by (ALLGOALS Asm_full_simp_tac);
-by (case_tac "t!nat2" 1);
-by (ALLGOALS Asm_full_simp_tac);
-
-qed "exec_mono_None";
-
-Goalw [step_mono_def,exec_def,succs_def]
- "step_mono (%p. exec (bs!p)) (length bs) (stype bs)";
-by (Clarify_tac 1);
-by (ftac maxreg_less_maxregs 1);
-by (split_asm_tac [instr.split_asm] 1);
-by (ALLGOALS
- (fast_tac (claset() addIs [list_update_le_cong,le_listD]
- addss (simpset() addsplits [split_if_asm]))));
-
-qed_spec_mp "exec_mono_Some";
-
-Goalw [stype_def] "semilat(stype bs)";
-by (Blast_tac 1);
-qed "lat_stype";
-
-Goalw [stype_def] "acc(stype bs)";
-by (Simp_tac 1);
-qed "acc_stype";
-
-Delsimps [stype_def];
-
-Goal
- "[| is_next next; \
-\ succs_bounded (%p. succs (bs!p) p) (size bs); \
-\ sos : listsn (size bs) (option(stype bs)) |] ==> \
-\ fix(next (%p. exec (bs!p)) (%p. succs (bs!p) p), sos) = \
-\ (? tos : listsn (size bs) (option(stype bs)). \
-\ sos <= tos & welltyping (%p. wt_instr (bs!p) p) tos)";
-by (simp_tac (simpset() delsimps [not_None_eq]) 1);
-by (REPEAT(ares_tac [fix_next_iff_welltyping,exec_pres_type,
- exec_mono_None,exec_mono_Some,
- wt_instr_is_fix_exec,lat_stype,acc_stype] 1));
-
-qed "fix_iff_welltyped";