* Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.

	* common.opt (fspeculative-prefetching): New.
	* flags.h (flag_speculative_prefetching_set): Declare.
	* gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
	values.
	* opts.c (flag_sepculative_prefetching_set): New variable.
	(common_handle_option): Handle -fspeculative-prefetching.
	* passes.c (rest_of_compilation): Ditto.
	* profile.c (instrument_values, compute_value_histograms, branch_prob):
	Use vectors instead of arrays.
	* toplev.c (process_options): Handle -fspeculative-prefetching.
	* rtl-profile.c: Include ggc.h.
	(rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
	rtl_gen_one_value_profiler_no_edge_manipulation,
	rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
	argument changed.
	* tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
	tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
	argument changed.
	* value-prof.c: Include ggc.h.
	(NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
	macros.
	(insn_prefetch_values_to_profile, find_mem_reference_1,
	find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
	speculative_prefetching_transform): New.
	(value_profile_transformations): Call speculative_prefetching_transform.
	(insn_values_to_profile): Call insn_prefetch_values_to_profile.
	(insn_divmod_values_to_profile, rtl_find_values_to_profile,
	tree_find_values_to_profile, find_values to profile): Use vectors
	instead of arrays.
	(free_profiled_values): Removed.
	* value-prof.h (struct histogram_value): Renamed to
	struct histogram_value_t.
	(histogram_value, histogram_values): New types.
	(find_values_to_profile): Declaration changed.
	(free_profiled_values): Removed.
	(struct profile_hooks): Type of argument of the hooks changed to
	histogram_value.
	* doc/invoke.texi (-fspeculative-prefetching): Document.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@86930 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 16 insertions, 18 deletions

diff --git a/gcc/rtl-profile.c b/gcc/rtl-profile.c
index a53a00464a9..2d0c69ccb91 100644
--- a/gcc/rtl-profile.c
+++ b/gcc/rtl-profile.c
@@ -62,6 +62,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #include "coverage.h"
 #include "value-prof.h"
 #include "tree.h"
+#include "ggc.h"
 
 /* Output instructions as RTL to increment the edge execution count.  */
 
@@ -93,8 +94,7 @@ rtl_gen_edge_profiler (int edgeno, edge e)
    section for counters, BASE is offset of the counter position.  */
 
 static void
-rtl_gen_interval_profiler (struct histogram_value *value, unsigned tag,
-		       unsigned base)
+rtl_gen_interval_profiler (histogram_value value, unsigned tag, unsigned base)
 {
   unsigned gcov_size = tree_low_cst (TYPE_SIZE (GCOV_TYPE_NODE), 1);
   enum machine_mode mode = mode_for_size (gcov_size, MODE_INT, 0);
@@ -196,8 +196,7 @@ rtl_gen_interval_profiler (struct histogram_value *value, unsigned tag,
    section for counters, BASE is offset of the counter position.  */
 
 static void
-rtl_gen_pow2_profiler (struct histogram_value *value, unsigned tag, 
-			unsigned base)
+rtl_gen_pow2_profiler (histogram_value value, unsigned tag, unsigned base)
 {
   unsigned gcov_size = tree_low_cst (TYPE_SIZE (GCOV_TYPE_NODE), 1);
   enum machine_mode mode = mode_for_size (gcov_size, MODE_INT, 0);
@@ -272,8 +271,8 @@ rtl_gen_pow2_profiler (struct histogram_value *value, unsigned tag,
    section for counters, BASE is offset of the counter position.  */
 
 static rtx
-rtl_gen_one_value_profiler_no_edge_manipulation (struct histogram_value *value,
-						unsigned tag, unsigned base)
+rtl_gen_one_value_profiler_no_edge_manipulation (histogram_value value,
+						 unsigned tag, unsigned base)
 {
   unsigned gcov_size = tree_low_cst (TYPE_SIZE (GCOV_TYPE_NODE), 1);
   enum machine_mode mode = mode_for_size (gcov_size, MODE_INT, 0);
@@ -351,8 +350,7 @@ rtl_gen_one_value_profiler_no_edge_manipulation (struct histogram_value *value,
    section for counters, BASE is offset of the counter position.  */
 
 static void
-rtl_gen_one_value_profiler (struct histogram_value *value, unsigned tag,
-			unsigned base)
+rtl_gen_one_value_profiler (histogram_value value, unsigned tag, unsigned base)
 {
   edge e = split_block (BLOCK_FOR_INSN ((rtx)value->insn),
 		   PREV_INSN ((rtx)value->insn));
@@ -368,10 +366,9 @@ rtl_gen_one_value_profiler (struct histogram_value *value, unsigned tag,
    section for counters, BASE is offset of the counter position.  */
 
 static void
-rtl_gen_const_delta_profiler (struct histogram_value *value, unsigned tag,
-			  unsigned base)
+rtl_gen_const_delta_profiler (histogram_value value, unsigned tag, unsigned base)
 {
-  struct histogram_value one_value_delta;
+  histogram_value one_value_delta;
   unsigned gcov_size = tree_low_cst (TYPE_SIZE (GCOV_TYPE_NODE), 1);
   enum machine_mode mode = mode_for_size (gcov_size, MODE_INT, 0);
   rtx stored_value_ref, stored_value, tmp, uval;
@@ -393,13 +390,14 @@ rtl_gen_const_delta_profiler (struct histogram_value *value, unsigned tag,
 			     copy_rtx (uval), copy_rtx (stored_value),
 			     NULL_RTX, 0, OPTAB_WIDEN);
 
-  one_value_delta.value = tmp;
-  one_value_delta.mode = mode;
-  one_value_delta.seq = NULL_RTX;
-  one_value_delta.insn = value->insn;
-  one_value_delta.type = HIST_TYPE_SINGLE_VALUE;
-  emit_insn (rtl_gen_one_value_profiler_no_edge_manipulation (&one_value_delta,
-					     tag, base + 1));
+  one_value_delta = ggc_alloc (sizeof (*one_value_delta));
+  one_value_delta->value = tmp;
+  one_value_delta->mode = mode;
+  one_value_delta->seq = NULL_RTX;
+  one_value_delta->insn = value->insn;
+  one_value_delta->type = HIST_TYPE_SINGLE_VALUE;
+  emit_insn (rtl_gen_one_value_profiler_no_edge_manipulation (one_value_delta,
+							      tag, base + 1));
   emit_move_insn (copy_rtx (stored_value), uval);
   sequence = get_insns ();
   end_sequence ();