procyberian/gcc
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

re PR target/92723 (ICE in expand_shift_1, at expmed.c:2635)

Browse source 
PR target/92723
	* tree-vect-patterns.c (vect_recog_rotate_pattern): If dt is not
	vect_internal_def, use oprnd1 as is, without trying to cast it.
	Formatting fix.

	* gcc.dg/vect/pr92723.c: New test.

From-SVN: r279265
This commit is contained in:
Jakub Jelinek 2019-12-12 00:49:30 +01:00 • committed by Jakub Jelinek
parent 4f94386981
commit f5c03155aa
4 changed files with 24 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
gcc/ChangeLog
View file

@ -1,3 +1,10 @@
2019-12-11 Jakub Jelinek <jakub@redhat.com>
PR target/92723
* tree-vect-patterns.c (vect_recog_rotate_pattern): If dt is not
vect_internal_def, use oprnd1 as is, without trying to cast it.
Formatting fix.
2019-12-11 Martin Sebor <msebor@redhat.com>
* builtins.c (compute_objsize): Add an argument and set it to offset

5
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,8 @@
2019-12-11 Jakub Jelinek <jakub@redhat.com>
PR target/92723
* gcc.dg/vect/pr92723.c: New test.
2019-12-11 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/92897

9
gcc/testsuite/gcc.dg/vect/pr92723.c Normal file
View file

@ -0,0 +1,9 @@
/* { dg-do compile } */
void
foo (unsigned long long *x, unsigned long long *y, int z)
{
int i;
for (i = 0; i < 1024; i++)
x[i] = (y[i] >> z) | (y[i] << (-z & (__SIZEOF_LONG_LONG__ * __CHAR_BIT__ - 1)));
}

15
gcc/tree-vect-patterns.c
View file

@ -2432,14 +2432,12 @@ vect_recog_rotate_pattern (stmt_vec_info stmt_vinfo, tree *type_out)
oprnd0 = def;
}
if (dt == vect_external_def
&& TREE_CODE (oprnd1) == SSA_NAME)
if (dt == vect_external_def && TREE_CODE (oprnd1) == SSA_NAME)
ext_def = vect_get_external_def_edge (vinfo, oprnd1);
def = NULL_TREE;
scalar_int_mode mode = SCALAR_INT_TYPE_MODE (type);
if (TREE_CODE (oprnd1) == INTEGER_CST
|| TYPE_MODE (TREE_TYPE (oprnd1)) == mode)
if (dt != vect_internal_def || TYPE_MODE (TREE_TYPE (oprnd1)) == mode)
def = oprnd1;
else if (def_stmt && gimple_assign_cast_p (def_stmt))
{
@ -2454,14 +2452,7 @@ vect_recog_rotate_pattern (stmt_vec_info stmt_vinfo, tree *type_out)
{
def = vect_recog_temp_ssa_var (type, NULL);
def_stmt = gimple_build_assign (def, NOP_EXPR, oprnd1);
if (ext_def)
{
basic_block new_bb
= gsi_insert_on_edge_immediate (ext_def, def_stmt);
gcc_assert (!new_bb);
}
else
append_pattern_def_seq (stmt_vinfo, def_stmt);
append_pattern_def_seq (stmt_vinfo, def_stmt);
}
stype = TREE_TYPE (def);
scalar_int_mode smode = SCALAR_INT_TYPE_MODE (stype);