diff options
Diffstat (limited to 'gcc/loop-invariant.c')
| -rw-r--r-- | gcc/loop-invariant.c | 19 |
1 files changed, 5 insertions, 14 deletions
diff --git a/gcc/loop-invariant.c b/gcc/loop-invariant.c index 63e5a47..fca0c2b 100644 --- a/gcc/loop-invariant.c +++ b/gcc/loop-invariant.c @@ -212,7 +212,6 @@ check_maybe_invariant (rtx x) return true; case PC: - case CC0: case UNSPEC_VOLATILE: case CALL: return false; @@ -1095,10 +1094,6 @@ find_invariant_insn (rtx_insn *insn, bool always_reached, bool always_executed) bool simple = true; struct invariant *inv; - /* We can't move a CC0 setter without the user. */ - if (HAVE_cc0 && sets_cc0_p (insn)) - return; - /* Jumps have control flow side-effects. */ if (JUMP_P (insn)) return; @@ -2141,7 +2136,7 @@ calculate_loop_reg_pressure (void) rtx link; class loop *loop, *parent; - FOR_EACH_LOOP (loop, 0) + for (auto loop : loops_list (cfun, 0)) if (loop->aux == NULL) { loop->aux = xcalloc (1, sizeof (class loop_data)); @@ -2208,7 +2203,7 @@ calculate_loop_reg_pressure (void) bitmap_release (&curr_regs_live); if (flag_ira_region == IRA_REGION_MIXED || flag_ira_region == IRA_REGION_ALL) - FOR_EACH_LOOP (loop, 0) + for (auto loop : loops_list (cfun, 0)) { EXECUTE_IF_SET_IN_BITMAP (&LOOP_DATA (loop)->regs_live, 0, j, bi) if (! bitmap_bit_p (&LOOP_DATA (loop)->regs_ref, j)) @@ -2222,7 +2217,7 @@ calculate_loop_reg_pressure (void) } if (dump_file == NULL) return; - FOR_EACH_LOOP (loop, 0) + for (auto loop : loops_list (cfun, 0)) { parent = loop_outer (loop); fprintf (dump_file, "\n Loop %d (parent %d, header bb%d, depth %d)\n", @@ -2256,8 +2251,6 @@ calculate_loop_reg_pressure (void) void move_loop_invariants (void) { - class loop *loop; - if (optimize == 1) df_live_add_problem (); /* ??? This is a hack. We should only need to call df_live_set_all_dirty @@ -2276,7 +2269,7 @@ move_loop_invariants (void) } df_set_flags (DF_EQ_NOTES + DF_DEFER_INSN_RESCAN); /* Process the loops, innermost first. */ - FOR_EACH_LOOP (loop, LI_FROM_INNERMOST) + for (auto loop : loops_list (cfun, LI_FROM_INNERMOST)) { curr_loop = loop; /* move_single_loop_invariants for very large loops is time consuming @@ -2289,10 +2282,8 @@ move_loop_invariants (void) move_single_loop_invariants (loop); } - FOR_EACH_LOOP (loop, 0) - { + for (auto loop : loops_list (cfun, 0)) free_loop_data (loop); - } if (flag_ira_loop_pressure) /* There is no sense to keep this info because it was most |