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tree-vect-transform.c (vect_create_epilog_for_reduction): Set BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.

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* tree-vect-transform.c (vect_create_epilog_for_reduction): Set
        BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.

From-SVN: r102913
This commit is contained in:
Dorit Nuzman 2005-08-09 15:58:59 +00:00 • committed by Dorit Nuzman
parent 323dff9a7c
commit 0ed414a4f6
4 changed files with 28 additions and 11 deletions
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5
gcc/ChangeLog
View file

@ -1,3 +1,8 @@
2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
* tree-vect-transform.c (vect_create_epilog_for_reduction): Set
BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2005-08-09 Richard Guenther <rguenther@suse.de>
* c-common.c (builtin_function_2): Remove.

5
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,8 @@
2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
* gcc.dg/vect/vect-reduc-1char.c: Reverse last change - change
input data back to what it was originally.
2005-08-09 Andrew Pinski <pinskia@physics.uc.edu>
* objc.dg/try-catch-8.m: Enable for all targets.

4
gcc/testsuite/gcc.dg/vect/vect-reduc-1char.c
View file

@ -4,13 +4,13 @@
#include "tree-vect.h"
#define N 16
#define DIFF 122
#define DIFF 242
void
main1 (unsigned char x, unsigned char max_result, unsigned char min_result)
{
int i;
unsigned char ub[N] = {1,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30};
unsigned char ub[N] = {1,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
unsigned char uc[N] = {1,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
unsigned char udiff = 2;
unsigned char umax = x;

25
gcc/tree-vect-transform.c
View file

@ -1021,9 +1021,12 @@ vect_create_epilog_for_reduction (tree vect_def, tree stmt, tree reduction_op,
&& (integer_zerop (scalar_initial_def)
|| real_zerop (scalar_initial_def)))
{
epilog_stmt = build2 (MODIFY_EXPR, scalar_type, new_scalar_dest,
build3 (BIT_FIELD_REF, scalar_type,
vec_temp, bitsize, bitsize_zero_node));
tree rhs = build3 (BIT_FIELD_REF, scalar_type, vec_temp, bitsize,
bitsize_zero_node);
BIT_FIELD_REF_UNSIGNED (rhs) = TYPE_UNSIGNED (scalar_type);
epilog_stmt = build2 (MODIFY_EXPR, scalar_type, new_scalar_dest,
rhs);
new_temp = make_ssa_name (new_scalar_dest, epilog_stmt);
TREE_OPERAND (epilog_stmt, 0) = new_temp;
bsi_insert_after (&exit_bsi, epilog_stmt, BSI_NEW_STMT);
@ -1043,10 +1046,12 @@ vect_create_epilog_for_reduction (tree vect_def, tree stmt, tree reduction_op,
bit_offset += element_bitsize)
{
tree bitpos = bitsize_int (bit_offset);
tree rhs = build3 (BIT_FIELD_REF, scalar_type, vec_temp, bitsize,
bitpos);
BIT_FIELD_REF_UNSIGNED (rhs) = TYPE_UNSIGNED (scalar_type);
epilog_stmt = build2 (MODIFY_EXPR, scalar_type, new_scalar_dest,
build3 (BIT_FIELD_REF, scalar_type,
vec_temp, bitsize, bitpos));
rhs);
new_name = make_ssa_name (new_scalar_dest, epilog_stmt);
TREE_OPERAND (epilog_stmt, 0) = new_name;
bsi_insert_after (&exit_bsi, epilog_stmt, BSI_NEW_STMT);
@ -1074,6 +1079,8 @@ vect_create_epilog_for_reduction (tree vect_def, tree stmt, tree reduction_op,
if (extract_scalar_result)
{
tree rhs;
if (vect_print_dump_info (REPORT_DETAILS))
fprintf (vect_dump, "extract scalar result");
@ -1085,9 +1092,9 @@ vect_create_epilog_for_reduction (tree vect_def, tree stmt, tree reduction_op,
else
bitpos = bitsize_zero_node;
epilog_stmt = build2 (MODIFY_EXPR, scalar_type, new_scalar_dest,
build3 (BIT_FIELD_REF, scalar_type,
new_temp, bitsize, bitpos));
rhs = build3 (BIT_FIELD_REF, scalar_type, new_temp, bitsize, bitpos);
BIT_FIELD_REF_UNSIGNED (rhs) = TYPE_UNSIGNED (scalar_type);
epilog_stmt = build2 (MODIFY_EXPR, scalar_type, new_scalar_dest, rhs);
new_temp = make_ssa_name (new_scalar_dest, epilog_stmt);
TREE_OPERAND (epilog_stmt, 0) = new_temp;
bsi_insert_after (&exit_bsi, epilog_stmt, BSI_NEW_STMT);