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vshuffle: Use correct mode for mask operand.

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From-SVN: r179622
This commit is contained in:
Richard Henderson 2011-10-06 10:12:19 -07:00 committed by Richard Henderson
parent 92aea285e7
commit 8864db874b
2 changed files with 12 additions and 9 deletions

5
gcc/ChangeLog

@ -1,3 +1,8 @@
2001-10-06 Richard Henderson <rth@redhat.com>
* optabs.c (expand_vec_shuffle_expr): Use the proper mode for the
mask operand. Tidy the code.
2011-10-06 Jakub Jelinek <jakub@redhat.com>
* tree-vect-patterns.c (vect_pattern_recog_1): Use

16
gcc/optabs.c

@ -6650,9 +6650,8 @@ expand_vec_shuffle_expr (tree type, tree v0, tree v1, tree mask, rtx target)
struct expand_operand ops[4];
enum insn_code icode;
enum machine_mode mode = TYPE_MODE (type);
rtx rtx_v0, rtx_mask;
gcc_assert (expand_vec_shuffle_expr_p (mode, v0, v1, mask));
gcc_checking_assert (expand_vec_shuffle_expr_p (mode, v0, v1, mask));
if (TREE_CODE (mask) == VECTOR_CST)
{
@ -6675,24 +6674,23 @@ expand_vec_shuffle_expr (tree type, tree v0, tree v1, tree mask, rtx target)
return expand_expr_real_1 (call, target, VOIDmode, EXPAND_NORMAL, NULL);
}
vshuffle:
vshuffle:
icode = direct_optab_handler (vshuffle_optab, mode);
if (icode == CODE_FOR_nothing)
return 0;
rtx_mask = expand_normal (mask);
create_output_operand (&ops[0], target, mode);
create_input_operand (&ops[3], rtx_mask, mode);
create_input_operand (&ops[3], expand_normal (mask),
TYPE_MODE (TREE_TYPE (mask)));
if (operand_equal_p (v0, v1, 0))
{
rtx_v0 = expand_normal (v0);
if (!insn_operand_matches(icode, 1, rtx_v0))
rtx rtx_v0 = expand_normal (v0);
if (!insn_operand_matches (icode, 1, rtx_v0))
rtx_v0 = force_reg (mode, rtx_v0);
gcc_checking_assert(insn_operand_matches(icode, 2, rtx_v0));
gcc_checking_assert (insn_operand_matches (icode, 2, rtx_v0));
create_fixed_operand (&ops[1], rtx_v0);
create_fixed_operand (&ops[2], rtx_v0);