On 07/05/2016 09:44 AM, Ilya Enkovich wrote:
Hi,
This patch adds several tests to check tails vectorization functionality.
Thanks,
Ilya
--
gcc/testsuite/
2016-07-05 Ilya Enkovich <ilya.enkov...@intel.com>
* lib/target-supports.exp (check_avx2_hw_available): New.
(check_effective_target_avx2_runtime): New.
* gcc.dg/vect/vect-tail-combine-1.c: New test.
* gcc.dg/vect/vect-tail-combine-2.c: New test.
* gcc.dg/vect/vect-tail-combine-3.c: New test.
* gcc.dg/vect/vect-tail-combine-4.c: New test.
* gcc.dg/vect/vect-tail-combine-5.c: New test.
* gcc.dg/vect/vect-tail-combine-6.c: New test.
* gcc.dg/vect/vect-tail-combine-7.c: New test.
* gcc.dg/vect/vect-tail-combine-9.c: New test.
* gcc.dg/vect/vect-tail-mask-1.c: New test.
* gcc.dg/vect/vect-tail-mask-2.c: New test.
* gcc.dg/vect/vect-tail-mask-3.c: New test.
* gcc.dg/vect/vect-tail-mask-4.c: New test.
* gcc.dg/vect/vect-tail-mask-5.c: New test.
* gcc.dg/vect/vect-tail-mask-6.c: New test.
* gcc.dg/vect/vect-tail-mask-7.c: New test.
* gcc.dg/vect/vect-tail-mask-8.c: New test.
* gcc.dg/vect/vect-tail-mask-9.c: New test.
* gcc.dg/vect/vect-tail-nomask-1.c: New test.
* gcc.dg/vect/vect-tail-nomask-2.c: New test.
* gcc.dg/vect/vect-tail-nomask-3.c: New test.
* gcc.dg/vect/vect-tail-nomask-4.c: New test.
* gcc.dg/vect/vect-tail-nomask-5.c: New test.
* gcc.dg/vect/vect-tail-nomask-6.c: New test.
* gcc.dg/vect/vect-tail-nomask-7.c: New test.
This is fine when the rest of the patches go in.
+ unsigned int eax, ebx, ecx, edx;
+ if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx)
+ || ((ecx & bit_OSXSAVE) != bit_OSXSAVE))
+ return 1;
+
+ if (__get_cpuid_max (0, NULL) < 7)
+ return 1;
+
+ __cpuid_count (7, 0, eax, ebx, ecx, edx);
+
+ return (ebx & bit_AVX2) != bit_AVX2;
Ugh. I'm going to trust this is correct. I vaguely recall mucking
around with this stuff for the original AVX in glibc several years ago.
jeff
