[llvm] r282237 - [InstCombine] Fix for PR29124: reduce insertelements to shufflevector

[Alexey Bataev via llvm-commits]

Michael, fixed this bug in r282401

Best regards,
Alexey Bataev

On 09/26/2016 10:06 AM, Michel Dänzer wrote:
> Hi Alexey,
>
>
> On 23/09/16 06:14 PM, Alexey Bataev via llvm-commits wrote:
>> Author: abataev
>> Date: Fri Sep 23 04:14:08 2016
>> New Revision: 282237
>>
>> URL: http://llvm.org/viewvc/llvm-project?rev=282237&view=rev
>> Log:
>> [InstCombine] Fix for PR29124: reduce insertelements to shufflevector
> This change introduced failures with the Mesa llvmpipe driver unit test
> lp_test_format. See below for information about the CPU, and the
> attachment for the IR and results of the failing sub-tests. Let me know
> if you need more information.
>
>
> processor	: 0
> vendor_id	: AuthenticAMD
> cpu family	: 21
> model		: 48
> model name	: AMD A10-7850K Radeon R7, 12 Compute Cores 4C+8G
> stepping	: 1
> microcode	: 0x6003106
> cpu MHz		: 4100.000
> cache size	: 2048 KB
> physical id	: 0
> siblings	: 4
> core id		: 0
> cpu cores	: 2
> apicid		: 16
> initial apicid	: 0
> fpu		: yes
> fpu_exception	: yes
> cpuid level	: 13
> wp		: yes
> flags		: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
> pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt
> pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc extd_apicid
> aperfmperf eagerfpu pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2
> popcnt aes xsave avx f16c lahf_lm cmp_legacy svm extapic cr8_legacy abm
> sse4a misalignsse 3dnowprefetch osvw ibs xop skinit wdt lwp fma4 tce
> nodeid_msr tbm topoext perfctr_core perfctr_nb bpext arat cpb hw_pstate
> npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid
> decodeassists pausefilter pfthreshold vmmcall fsgsbase bmi1 xsaveopt
> bugs		: fxsave_leak sysret_ss_attrs
> bogomips	: 8200.55
> TLB size	: 1536 4K pages
> clflush size	: 64
> cache_alignment	: 64
> address sizes	: 48 bits physical, 48 bits virtual
> power management: ts ttp tm 100mhzsteps hwpstate cpb eff_freq_ro [13]
>
>