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coverage.h (tree_coverage_counter_addr): Declare.

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2008-03-08  Richard Guenther  <rguenther@suse.de>

	* coverage.h (tree_coverage_counter_addr): Declare.
	* coverage.c (tree_coverage_counter_addr): New function.
	* tree-profile.c (tree_gen_edge_profiler): Unshare counter
	before using again.
	(tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
	(tree_gen_one_value_profiler): Likewise.
	(tree_gen_ic_profiler): Likewise.
	(tree_gen_average_profiler): Likewise.
	(tree_gen_ior_profiler): Likewise.

From-SVN: r133041
This commit is contained in:
Richard Guenther 2008-03-08 20:52:50 +00:00 committed by Richard Biener
parent 892f6e652e
commit fc9161c19f
4 changed files with 42 additions and 16 deletions
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12
gcc/ChangeLog
View File

@ -1,3 +1,15 @@
2008-03-08 Richard Guenther <rguenther@suse.de>
* coverage.h (tree_coverage_counter_addr): Declare.
* coverage.c (tree_coverage_counter_addr): New function.
* tree-profile.c (tree_gen_edge_profiler): Unshare counter
before using again.
(tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
(tree_gen_one_value_profiler): Likewise.
(tree_gen_ic_profiler): Likewise.
(tree_gen_average_profiler): Likewise.
(tree_gen_ior_profiler): Likewise.
2008-03-08 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.

17
gcc/coverage.c
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@ -442,6 +442,23 @@ tree_coverage_counter_ref (unsigned counter, unsigned no)
return build4 (ARRAY_REF, gcov_type_node, tree_ctr_tables[counter],
build_int_cst (NULL_TREE, no), NULL, NULL);
}
/* Generate a tree to access the address of COUNTER NO. */
tree
tree_coverage_counter_addr (unsigned counter, unsigned no)
{
tree gcov_type_node = get_gcov_type ();
gcc_assert (no < fn_n_ctrs[counter] - fn_b_ctrs[counter]);
no += prg_n_ctrs[counter] + fn_b_ctrs[counter];
/* "no" here is an array index, scaled to bytes later. */
return build_fold_addr_expr (build4 (ARRAY_REF, gcov_type_node,
tree_ctr_tables[counter],
build_int_cst (NULL_TREE, no),
NULL, NULL));
}
/* Generate a checksum for a string. CHKSUM is the current
checksum. */

2
gcc/coverage.h
View File

@ -38,6 +38,8 @@ extern int coverage_begin_output (void);
extern int coverage_counter_alloc (unsigned /*counter*/, unsigned/*num*/);
/* Use a counter from the most recent allocation. */
extern tree tree_coverage_counter_ref (unsigned /*counter*/, unsigned/*num*/);
/* Use a counter address from the most recent allocation. */
extern tree tree_coverage_counter_addr (unsigned /*counter*/, unsigned/*num*/);
/* Get all the counters for the current function. */
extern gcov_type *get_coverage_counts (unsigned /*counter*/,

27
gcc/tree-profile.c
View File

@ -181,7 +181,7 @@ tree_gen_edge_profiler (int edgeno, edge e)
stmt2 = build_gimple_modify_stmt (gcov_type_tmp_var,
build2 (PLUS_EXPR, gcov_type_node,
gcov_type_tmp_var, one));
stmt3 = build_gimple_modify_stmt (ref, gcov_type_tmp_var);
stmt3 = build_gimple_modify_stmt (unshare_expr (ref), gcov_type_tmp_var);
bsi_insert_on_edge (e, stmt1);
bsi_insert_on_edge (e, stmt2);
bsi_insert_on_edge (e, stmt3);
@ -231,11 +231,10 @@ tree_gen_pow2_profiler (histogram_value value, unsigned tag, unsigned base)
{
tree stmt = value->hvalue.stmt;
block_stmt_iterator bsi = bsi_for_stmt (stmt);
tree ref = tree_coverage_counter_ref (tag, base), ref_ptr;
tree ref_ptr = tree_coverage_counter_addr (tag, base);
tree call, val;
ref_ptr = force_gimple_operand_bsi (&bsi,
build_addr (ref, current_function_decl),
ref_ptr = force_gimple_operand_bsi (&bsi, ref_ptr,
true, NULL_TREE, true, BSI_SAME_STMT);
val = prepare_instrumented_value (&bsi, value);
call = build_call_expr (tree_pow2_profiler_fn, 2, ref_ptr, val);
@ -251,11 +250,10 @@ tree_gen_one_value_profiler (histogram_value value, unsigned tag, unsigned base)
{
tree stmt = value->hvalue.stmt;
block_stmt_iterator bsi = bsi_for_stmt (stmt);
tree ref = tree_coverage_counter_ref (tag, base), ref_ptr;
tree ref_ptr = tree_coverage_counter_addr (tag, base);
tree call, val;
ref_ptr = force_gimple_operand_bsi (&bsi,
build_addr (ref, current_function_decl),
ref_ptr = force_gimple_operand_bsi (&bsi, ref_ptr,
true, NULL_TREE, true, BSI_SAME_STMT);
val = prepare_instrumented_value (&bsi, value);
call = build_call_expr (tree_one_value_profiler_fn, 2, ref_ptr, val);
@ -275,10 +273,9 @@ tree_gen_ic_profiler (histogram_value value, unsigned tag, unsigned base)
tree tmp1, stmt1, stmt2, stmt3;
tree stmt = value->hvalue.stmt;
block_stmt_iterator bsi = bsi_for_stmt (stmt);
tree ref = tree_coverage_counter_ref (tag, base), ref_ptr;
tree ref_ptr = tree_coverage_counter_addr (tag, base);
ref_ptr = force_gimple_operand_bsi (&bsi,
build_addr (ref, current_function_decl),
ref_ptr = force_gimple_operand_bsi (&bsi, ref_ptr,
true, NULL_TREE, true, BSI_SAME_STMT);
/* Insert code:
@ -367,11 +364,10 @@ tree_gen_average_profiler (histogram_value value, unsigned tag, unsigned base)
{
tree stmt = value->hvalue.stmt;
block_stmt_iterator bsi = bsi_for_stmt (stmt);
tree ref = tree_coverage_counter_ref (tag, base), ref_ptr;
tree ref_ptr = tree_coverage_counter_addr (tag, base);
tree call, val;
ref_ptr = force_gimple_operand_bsi (&bsi,
build_addr (ref, current_function_decl),
ref_ptr = force_gimple_operand_bsi (&bsi, ref_ptr,
true, NULL_TREE,
true, BSI_SAME_STMT);
val = prepare_instrumented_value (&bsi, value);
@ -388,11 +384,10 @@ tree_gen_ior_profiler (histogram_value value, unsigned tag, unsigned base)
{
tree stmt = value->hvalue.stmt;
block_stmt_iterator bsi = bsi_for_stmt (stmt);
tree ref = tree_coverage_counter_ref (tag, base), ref_ptr;
tree ref_ptr = tree_coverage_counter_addr (tag, base);
tree call, val;
ref_ptr = force_gimple_operand_bsi (&bsi,
build_addr (ref, current_function_decl),
ref_ptr = force_gimple_operand_bsi (&bsi, ref_ptr,
true, NULL_TREE, true, BSI_SAME_STMT);
val = prepare_instrumented_value (&bsi, value);
call = build_call_expr (tree_ior_profiler_fn, 2, ref_ptr, val);