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Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 93cc9881869..9b09aaa638a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,31 @@ 2012-10-19 Bin Cheng <bin.cheng@arm.com> + * common.opt (flag_ira_hoist_pressure): New. + * doc/invoke.texi (-fira-hoist-pressure): Describe. + * ira-costs.c (ira_set_pseudo_classes): New parameter. + * ira.h: Update copyright dates. + (ira_set_pseudo_classes): Update prototype. + * haifa-sched.c (sched_init): Update call. + * ira.c (ira): Update call. + * regmove.c: Update copyright dates. + (regmove_optimize): Update call. + * loop-invariant.c: Update copyright dates. + (move_loop_invariants): Update call. + * gcse.c: (struct bb_data): New structure. + (BB_DATA): New macro. + (curr_bb, curr_reg_pressure): New static variables. + (should_hoist_expr_to_dom): Rename from hoist_expr_reaches_here_p. + Change parameter expr_index to expr. + New parameters pressure_class, nregs and hoisted_bbs. + Use reg pressure to determine the distance expr can be hoisted. + (hoist_code): Use reg pressure to direct the hoist process. + (get_regno_pressure_class, get_pressure_class_and_nregs) + (change_pressure, calculate_bb_reg_pressure): New. + (one_code_hoisting_pass): Calculate register pressure. Allocate + and free data. + +2012-10-19 Bin Cheng <bin.cheng@arm.com> + * gcse.c: Update copyright dates. (hoist_expr_reaches_here_p): Change parameter type from char * to sbitmap. |