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2011-10-24  Ira Rosen  <ira.rosen@linaro.org>

        PR tree-optimization/50730
        * tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic
        block analysis if encountered unsupported data-ref.

From-SVN: r180945
This commit is contained in:
Ira Rosen 2011-11-04 12:55:06 +00:00 • committed by Ira Rosen
parent b25dd954c4
commit ba65ae4288
2 changed files with 57 additions and 2 deletions
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9
gcc/ChangeLog
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@ -1,3 +1,12 @@
2011-11-04 Ira Rosen <ira.rosen@linaro.org>
Unrevert:
2011-10-24 Ira Rosen <ira.rosen@linaro.org>
PR tree-optimization/50730
* tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic block
analysis if encountered unsupported data-ref.
2011-11-04 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (ix86_expand_vector_convert_uns_vsivsf): New

50
gcc/tree-vect-data-refs.c
View file

@ -2524,7 +2524,7 @@ vect_analyze_data_refs (loop_vec_info loop_vinfo,
VEC (data_reference_p, heap) *datarefs;
struct data_reference *dr;
tree scalar_type;
bool res;
bool res, stop_bb_analysis = false;
if (vect_print_dump_info (REPORT_DETAILS))
fprintf (vect_dump, "=== vect_analyze_data_refs ===\n");
@ -2586,6 +2586,12 @@ vect_analyze_data_refs (loop_vec_info loop_vinfo,
stmt = DR_STMT (dr);
stmt_info = vinfo_for_stmt (stmt);
if (stop_bb_analysis)
{
STMT_VINFO_VECTORIZABLE (stmt_info) = false;
continue;
}
/* Check that analysis of the data-ref succeeded. */
if (!DR_BASE_ADDRESS (dr) || !DR_OFFSET (dr) || !DR_INIT (dr)
|| !DR_STEP (dr))
@ -2596,6 +2602,13 @@ vect_analyze_data_refs (loop_vec_info loop_vinfo,
print_gimple_stmt (vect_dump, stmt, 0, TDF_SLIM);
}
if (bb_vinfo)
{
STMT_VINFO_VECTORIZABLE (stmt_info) = false;
stop_bb_analysis = true;
continue;
}
return false;
}
@ -2604,7 +2617,15 @@ vect_analyze_data_refs (loop_vec_info loop_vinfo,
if (vect_print_dump_info (REPORT_UNVECTORIZED_LOCATIONS))
fprintf (vect_dump, "not vectorized: base addr of dr is a "
"constant");
return false;
if (bb_vinfo)
{
STMT_VINFO_VECTORIZABLE (stmt_info) = false;
stop_bb_analysis = true;
continue;
}
return false;
}
if (TREE_THIS_VOLATILE (DR_REF (dr)))
@ -2614,6 +2635,14 @@ vect_analyze_data_refs (loop_vec_info loop_vinfo,
fprintf (vect_dump, "not vectorized: volatile type ");
print_gimple_stmt (vect_dump, stmt, 0, TDF_SLIM);
}
if (bb_vinfo)
{
STMT_VINFO_VECTORIZABLE (stmt_info) = false;
stop_bb_analysis = true;
continue;
}
return false;
}
@ -2629,6 +2658,14 @@ vect_analyze_data_refs (loop_vec_info loop_vinfo,
"exception ");
print_gimple_stmt (vect_dump, stmt, 0, TDF_SLIM);
}
if (bb_vinfo)
{
STMT_VINFO_VECTORIZABLE (stmt_info) = false;
stop_bb_analysis = true;
continue;
}
return false;
}
@ -2746,6 +2783,14 @@ vect_analyze_data_refs (loop_vec_info loop_vinfo,
"not vectorized: more than one data ref in stmt: ");
print_gimple_stmt (vect_dump, stmt, 0, TDF_SLIM);
}
if (bb_vinfo)
{
STMT_VINFO_VECTORIZABLE (stmt_info) = false;
stop_bb_analysis = true;
continue;
}
return false;
}
@ -2770,6 +2815,7 @@ vect_analyze_data_refs (loop_vec_info loop_vinfo,
{
/* Mark the statement as not vectorizable. */
STMT_VINFO_VECTORIZABLE (stmt_info) = false;
stop_bb_analysis = true;
continue;
}
else