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brett
2019 Jan 20
2
Difference when compiling human readable IR vs bitcode with clang frontend
...s issue when emitting to an object file.
> On 18 Jan 2019, at 18:09, <paul.robinson at sony.com> <paul.robinson at sony.com> wrote:
>
>
>
>> -----Original Message-----
>> From: llvm-dev [mailto:llvm-dev-bounces at lists.llvm.org] On Behalf Of
>> Dennis Frett via llvm-dev
>> Sent: Friday, January 18, 2019 4:15 AM
>> To: llvm-dev at lists.llvm.org
>> Subject: [llvm-dev] Difference when compiling human readable IR vs bitcode
>> with clang frontend
>>
>> We've noticed a difference in the embedded bitcode when compil...
2008 Feb 05
31
ZFS Performance Issue
This may not be a ZFS issue, so please bear with me!
I have 4 internal drives that I have striped/mirrored with ZFS and have an application server which is reading/writing to hundreds of thousands of files on it, thousands of files @ a time.
If 1 client uses the app server, the transaction (reading/writing to ~80 files) takes about 200 ms. If I have about 80 clients attempting it @ once, it can
2019 Jan 18
2
Difference when compiling human readable IR vs bitcode with clang frontend
...bedded bitcode from both scenarios.
segedit test_bc.o -extract __LLVM __bitcode bc_bc.bc
segedit test_ll.o -extract __LLVM __bitcode ll_bc.bc
llvm-dis bc_bc.bc
llvm-dis ll_bc.bc
# Diff both IR files to show that only bc_bc.ll contains "llvm.compiler.used"
diff bc_bc.ll ll_bc.ll
- Dennis Frett
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