gcc/

	* rtl.h (true_dependence, canon_true_dependence): Remove varies
	parameter.
	* alias.c (fixed_scalar_and_varying_struct_p): Delete.
	(true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
	(true_dependence_1, true_dependence, canon_true_dependence): Remove
	varies parameter.
	* cselib.c (cselib_rtx_varies_p): Delete.
	(cselib_invalidate_mem): Update call to canon_true_dependence.
	* dse.c (record_store, check_mem_read_rtx): Likewise.
	(scan_reads_nospill): Likewise.
	* cse.c (check_dependence): Likewise.
	(cse_rtx_varies_p): Delete.
	* expr.c (safe_from_p): Update call to true_dependence.
	* ira.c (validate_equiv_mem_from_store): Likewise.
	(memref_referenced_p): Likewise.
	* postreload-gcse.c (find_mem_conflicts): Likewise.
	* sched-deps.c (sched_analyze_2): Likewise.
	* store-motion.c (load_kills_store): Likewise.
	* config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
	* gcse.c (mems_conflict_for_gcse_p): Likewise.
	(compute_transp): Update call to canon_true_dependence.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@183485 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 5 insertions, 6 deletions

diff --git a/gcc/dse.c b/gcc/dse.c
index c4207df08ec..a9fe9249369 100644
--- a/gcc/dse.c
+++ b/gcc/dse.c
@@ -1682,7 +1682,7 @@ record_store (rtx body, bb_info_t bb_info)
 	  if (canon_true_dependence (s_info->mem,
 				     GET_MODE (s_info->mem),
 				     s_info->mem_addr,
-				     mem, mem_addr, rtx_varies_p))
+				     mem, mem_addr))
 	    {
 	      s_info->rhs = NULL;
 	      s_info->const_rhs = NULL;
@@ -2279,7 +2279,7 @@ check_mem_read_rtx (rtx *loc, void *data)
 	      = canon_true_dependence (store_info->mem,
 				       GET_MODE (store_info->mem),
 				       store_info->mem_addr,
-				       mem, mem_addr, rtx_varies_p);
+				       mem, mem_addr);
 
 	  else if (group_id == store_info->group_id)
 	    {
@@ -2290,7 +2290,7 @@ check_mem_read_rtx (rtx *loc, void *data)
 		  = canon_true_dependence (store_info->mem,
 					   GET_MODE (store_info->mem),
 					   store_info->mem_addr,
-					   mem, mem_addr, rtx_varies_p);
+					   mem, mem_addr);
 
 	      /* If this read is just reading back something that we just
 		 stored, rewrite the read.  */
@@ -2377,7 +2377,7 @@ check_mem_read_rtx (rtx *loc, void *data)
 	    remove = canon_true_dependence (store_info->mem,
 					    GET_MODE (store_info->mem),
 					    store_info->mem_addr,
-					    mem, mem_addr, rtx_varies_p);
+					    mem, mem_addr);
 
 	  if (remove)
 	    {
@@ -3276,8 +3276,7 @@ scan_reads_nospill (insn_info_t insn_info, bitmap gen, bitmap kill)
 		      && canon_true_dependence (group->base_mem,
 						GET_MODE (group->base_mem),
 						group->canon_base_addr,
-						read_info->mem, NULL_RTX,
-						rtx_varies_p))
+						read_info->mem, NULL_RTX))
 		    {
 		      if (kill)
 			bitmap_ior_into (kill, group->group_kill);