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re PR target/66174 (ICE: in extract_insn, at recog.c:2341 (unrecognizable insns) with -ftree-vectorize -mavx512ifma)

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PR target/66174
	* config/i386/i386.c (expand_vec_perm_blend): Enable HImode and
	QImode inner modes for TARGET_AVX512BW.  Force mask operand
	to a register for AVX512F modes.

testsuite/ChangeLog:

	PR target/66174
	* gcc.target/i386/pr66174.c: New test.

From-SVN: r223269
This commit is contained in:
Uros Bizjak 2015-05-17 17:08:16 +02:00
parent 2ea560b2b0
commit 8c7bcf951d
3 changed files with 46 additions and 8 deletions
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13
gcc/ChangeLog
View File

@ -1,9 +1,16 @@
2015-05-16 Jan HUbicka <hubicka@ucw.cz>
2015-05-17 Uros Bizjak <ubizjak@gmail.com>
PR target/66174
* config/i386/i386.c (expand_vec_perm_blend): Enable HImode and
QImode inner modes for TARGET_AVX512BW. Force mask operand
to a register for AVX512F modes.
2015-05-16 Jan Hubicka <hubicka@ucw.cz>
* toplev.c (emit_debug_global_declarations): Do not output debug info
when doing slim LTO objects.
2015-05-16 Jan HUbicka <hubicka@ucw.cz>
2015-05-16 Jan Hubicka <hubicka@ucw.cz>
* ipa-utils.h (warn_types_mismatch, odr_or_derived_type_p,
odr_types_equivalent_p): Declare.
@ -21,7 +28,7 @@
* tree.h (type_in_anonymous_namespace_p): Remove.
* doc/invoke.texi (-Wlto-type-mismatch): Document
2015-05-16 Jan HUbicka <hubicka@ucw.cz>
2015-05-16 Jan Hubicka <hubicka@ucw.cz>
* tree.c (verify_type_variant): Verify tree_base and type_common flags.
(verify_type): Verify STRING_FLAG.

34
gcc/config/i386/i386.c
View File

@ -46777,15 +46777,16 @@ expand_vselect_vconcat (rtx target, rtx op0, rtx op1,
static bool
expand_vec_perm_blend (struct expand_vec_perm_d *d)
{
machine_mode vmode = d->vmode;
machine_mode mmode, vmode = d->vmode;
unsigned i, mask, nelt = d->nelt;
rtx target, op0, op1, x;
rtx target, op0, op1, maskop, x;
rtx rperm[32], vperm;
if (d->one_operand_p)
return false;
if (TARGET_AVX512F && GET_MODE_SIZE (vmode) == 64
&& GET_MODE_SIZE (GET_MODE_INNER (vmode)) >= 4)
&& (TARGET_AVX512BW
|| GET_MODE_SIZE (GET_MODE_INNER (vmode)) >= 4))
;
else if (TARGET_AVX2 && GET_MODE_SIZE (vmode) == 32)
;
@ -46959,8 +46960,33 @@ expand_vec_perm_blend (struct expand_vec_perm_d *d)
gcc_unreachable ();
}
switch (vmode)
{
case V8DFmode:
case V8DImode:
mmode = QImode;
break;
case V16SFmode:
case V16SImode:
mmode = HImode;
break;
case V32HImode:
mmode = SImode;
break;
case V64QImode:
mmode = DImode;
break;
default:
mmode = VOIDmode;
}
if (mmode != VOIDmode)
maskop = force_reg (mmode, gen_int_mode (mask, mmode));
else
maskop = GEN_INT (mask);
/* This matches five different patterns with the different modes. */
x = gen_rtx_VEC_MERGE (vmode, op1, op0, GEN_INT (mask));
x = gen_rtx_VEC_MERGE (vmode, op1, op0, maskop);
x = gen_rtx_SET (target, x);
emit_insn (x);
if (target != d->target)

7
gcc/testsuite/ChangeLog
View File

@ -1,10 +1,15 @@
2015-05-17 Uros Bizjak <ubizjak@gmail.com>
PR target/66174
* gcc.target/i386/pr66174.c: New test.
2015-05-17 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/37131
* gfortran.dg/matmul_bounds_6.f90: New test.
* gfortran.dg/matmul_bounds_7.f90: New test.
2015-05-16 Jan Hubica <hubicka@ucw.cz>
2015-05-16 Jan Hubicka <hubicka@ucw.cz>
* gfortran.dg/lto/20091028-2_1.c: Fix return value.
* gfortran.dg/lto/pr41576_1.f90: Add interface.