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re PR target/70406 (ICE: in extract_insn, at recog.c:2287 (unrecognizable insn) with -mtune=pentium2 -mavx512f)

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PR target/70406

gcc/
	 * config/i386/i386.md (define_split, andn): Fix modes.

gcc/testsuite/
	 * gcc.target/i386/pr70406.c: New test.

From-SVN: r234500
This commit is contained in:
Kirill Yukhin 2016-03-28 07:59:44 +00:00 committed by Kirill Yukhin
parent fa31f8cbe1
commit 45733562ce
4 changed files with 26 additions and 3 deletions
gcc
ChangeLog
config/i386
i386.md
testsuite
ChangeLog
gcc.target/i386
pr70406.c

5
gcc/ChangeLog

@ -1,3 +1,8 @@
2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
PR target/70406
* config/i386/i386.md (define_split, andn): Fix modes.
2016-03-26 Richard Biener <rguenther@suse.de>
Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>

6
gcc/config/i386/i386.md

@ -8315,10 +8315,10 @@
(clobber (reg:CC FLAGS_REG))]
"TARGET_AVX512F && !TARGET_BMI && reload_completed"
[(set (match_dup 0)
(not:HI (match_dup 0)))
(not:SWI12 (match_dup 0)))
(parallel [(set (match_dup 0)
(and:HI (match_dup 0)
(match_dup 1)))
(and:SWI12 (match_dup 0)
(match_dup 1)))
(clobber (reg:CC FLAGS_REG))])])
;; Turn *anddi_1 into *andsi_1_zext if possible.

5
gcc/testsuite/ChangeLog

@ -1,3 +1,8 @@
2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
PR target/70406
* gcc.target/i386/pr70406.c: New test.
2016-03-27 Eric Botcazou <ebotcazou@adacore.com>
* gnat.dg/specs/double_record_extension3.ads: New test.

13
gcc/testsuite/gcc.target/i386/pr70406.c Normal file

@ -0,0 +1,13 @@
/* { dg-do compile } */
/* { dg-require-effective-target ia32 } */
/* { dg-options "-O -mtune=pentium2 -mavx512f" } */
typedef int v4si __attribute__ ((vector_size (16)));
unsigned
foo (unsigned char i, unsigned x, v4si u, v4si v, v4si w)
{
i &= (unsigned)~x;
v <<= w[x];
return i + u[x] + v[i];
}