From 15fc7daa770764cc795158cbb525569f156f3659 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Sun, 30 Mar 2014 20:40:35 -0700 Subject: tcg: Remove unused opcodes We no longer need INDEX_op_end to terminate the list, nor do we need 5 forms of nop, since we just remove the TCGOp instead. Reviewed-by: Bastian Koppelmann Signed-off-by: Richard Henderson --- tcg/tcg-opc.h | 9 --------- tcg/tcg.c | 7 ++----- 2 files changed, 2 insertions(+), 14 deletions(-) (limited to 'tcg') diff --git a/tcg/tcg-opc.h b/tcg/tcg-opc.h index 042d442c7e..42d0cfef97 100644 --- a/tcg/tcg-opc.h +++ b/tcg/tcg-opc.h @@ -27,15 +27,6 @@ */ /* predefined ops */ -DEF(end, 0, 0, 0, TCG_OPF_NOT_PRESENT) /* must be kept first */ -DEF(nop, 0, 0, 0, TCG_OPF_NOT_PRESENT) -DEF(nop1, 0, 0, 1, TCG_OPF_NOT_PRESENT) -DEF(nop2, 0, 0, 2, TCG_OPF_NOT_PRESENT) -DEF(nop3, 0, 0, 3, TCG_OPF_NOT_PRESENT) - -/* variable number of parameters */ -DEF(nopn, 0, 0, 1, TCG_OPF_NOT_PRESENT) - DEF(discard, 1, 0, 0, TCG_OPF_NOT_PRESENT) DEF(set_label, 0, 0, 1, TCG_OPF_BB_END | TCG_OPF_NOT_PRESENT) diff --git a/tcg/tcg.c b/tcg/tcg.c index 4115e8bae2..3841e9951c 100644 --- a/tcg/tcg.c +++ b/tcg/tcg.c @@ -1260,7 +1260,7 @@ void tcg_op_remove(TCGContext *s, TCGOp *op) s->gen_first_op_idx = next; } - *op = (TCGOp){ .opc = INDEX_op_nop, .next = -1, .prev = -1 }; + memset(op, -1, sizeof(*op)); #ifdef CONFIG_PROFILER s->del_op_count++; @@ -1385,8 +1385,6 @@ static void tcg_liveness_analysis(TCGContext *s) } break; case INDEX_op_debug_insn_start: - case INDEX_op_nop: - case INDEX_op_end: break; case INDEX_op_discard: /* mark the temporary as dead */ @@ -2244,7 +2242,7 @@ void tcg_dump_op_count(FILE *f, fprintf_function cpu_fprintf) { int i; - for(i = INDEX_op_end; i < NB_OPS; i++) { + for (i = 0; i < NB_OPS; i++) { cpu_fprintf(f, "%s %" PRId64 "\n", tcg_op_defs[i].name, tcg_table_op_count[i]); } @@ -2328,7 +2326,6 @@ static inline int tcg_gen_code_common(TCGContext *s, tcg_reg_alloc_movi(s, args, dead_args, sync_args); break; case INDEX_op_debug_insn_start: - case INDEX_op_nop: break; case INDEX_op_discard: temp_dead(s, args[0]); -- cgit v1.2.3