diff options
Diffstat (limited to 'gcc/resource.c')
| -rw-r--r-- | gcc/resource.c | 69 |
1 files changed, 24 insertions, 45 deletions
diff --git a/gcc/resource.c b/gcc/resource.c index f542460..4d4cc6b 100644 --- a/gcc/resource.c +++ b/gcc/resource.c @@ -1,5 +1,6 @@ /* Definitions for computing resource usage of specific insns. - Copyright (C) 1999, 2000, 2001, 2002 Free Software Foundation, Inc. + Copyright (C) 1999, 2000, 2001, 2002, 2003 + Free Software Foundation, Inc. This file is part of GCC. @@ -78,21 +79,18 @@ static HARD_REG_SET current_live_regs; static HARD_REG_SET pending_dead_regs; -static void update_live_status PARAMS ((rtx, rtx, void *)); -static int find_basic_block PARAMS ((rtx, int)); -static rtx next_insn_no_annul PARAMS ((rtx)); -static rtx find_dead_or_set_registers PARAMS ((rtx, struct resources*, - rtx*, int, struct resources, - struct resources)); +static void update_live_status (rtx, rtx, void *); +static int find_basic_block (rtx, int); +static rtx next_insn_no_annul (rtx); +static rtx find_dead_or_set_registers (rtx, struct resources*, + rtx*, int, struct resources, + struct resources); /* Utility function called from mark_target_live_regs via note_stores. It deadens any CLOBBERed registers and livens any SET registers. */ static void -update_live_status (dest, x, data) - rtx dest; - rtx x; - void *data ATTRIBUTE_UNUSED; +update_live_status (rtx dest, rtx x, void *data ATTRIBUTE_UNUSED) { int first_regno, last_regno; int i; @@ -131,9 +129,7 @@ update_live_status (dest, x, data) correct. */ static int -find_basic_block (insn, search_limit) - rtx insn; - int search_limit; +find_basic_block (rtx insn, int search_limit) { basic_block bb; @@ -170,8 +166,7 @@ find_basic_block (insn, search_limit) an annulled branch. */ static rtx -next_insn_no_annul (insn) - rtx insn; +next_insn_no_annul (rtx insn) { if (insn) { @@ -210,10 +205,8 @@ next_insn_no_annul (insn) CALL_INSNs. */ void -mark_referenced_resources (x, res, include_delayed_effects) - rtx x; - struct resources *res; - int include_delayed_effects; +mark_referenced_resources (rtx x, struct resources *res, + int include_delayed_effects) { enum rtx_code code = GET_CODE (x); int i, j; @@ -443,12 +436,9 @@ mark_referenced_resources (x, res, include_delayed_effects) number of unconditional branches. */ static rtx -find_dead_or_set_registers (target, res, jump_target, jump_count, set, needed) - rtx target; - struct resources *res; - rtx *jump_target; - int jump_count; - struct resources set, needed; +find_dead_or_set_registers (rtx target, struct resources *res, + rtx *jump_target, int jump_count, + struct resources set, struct resources needed) { HARD_REG_SET scratch; rtx insn, next; @@ -638,11 +628,8 @@ find_dead_or_set_registers (target, res, jump_target, jump_count, set, needed) our computation and thus may be placed in a delay slot. */ void -mark_set_resources (x, res, in_dest, mark_type) - rtx x; - struct resources *res; - int in_dest; - enum mark_resource_type mark_type; +mark_set_resources (rtx x, struct resources *res, int in_dest, + enum mark_resource_type mark_type) { enum rtx_code code; int i, j; @@ -902,10 +889,7 @@ mark_set_resources (x, res, in_dest, mark_type) init_resource_info () was invoked before we are called. */ void -mark_target_live_regs (insns, target, res) - rtx insns; - rtx target; - struct resources *res; +mark_target_live_regs (rtx insns, rtx target, struct resources *res) { int b = -1; unsigned int i; @@ -1172,8 +1156,7 @@ mark_target_live_regs (insns, target, res) This should be invoked before the first call to mark_target_live_regs. */ void -init_resource_info (epilogue_insn) - rtx epilogue_insn; +init_resource_info (rtx epilogue_insn) { int i; @@ -1249,7 +1232,7 @@ init_resource_info (epilogue_insn) should be invoked after the last call to mark_target_live_regs (). */ void -free_resource_info () +free_resource_info (void) { if (target_hash_table != NULL) { @@ -1281,8 +1264,7 @@ free_resource_info () /* Clear any hashed information that we have stored for INSN. */ void -clear_hashed_info_for_insn (insn) - rtx insn; +clear_hashed_info_for_insn (rtx insn) { struct target_info *tinfo; @@ -1301,8 +1283,7 @@ clear_hashed_info_for_insn (insn) /* Increment the tick count for the basic block that contains INSN. */ void -incr_ticks_for_insn (insn) - rtx insn; +incr_ticks_for_insn (rtx insn) { int b = find_basic_block (insn, MAX_DELAY_SLOT_LIVE_SEARCH); @@ -1313,9 +1294,7 @@ incr_ticks_for_insn (insn) /* Add TRIAL to the set of resources used at the end of the current function. */ void -mark_end_of_function_resources (trial, include_delayed_effects) - rtx trial; - int include_delayed_effects; +mark_end_of_function_resources (rtx trial, int include_delayed_effects) { mark_referenced_resources (trial, &end_of_function_needs, include_delayed_effects); |