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2017 Feb 27
2
How to catch EXCEPTION_ACCESS_VIOLATION exceptions on win64
...mEHMemoryManager allocated memory address is very large, allocateCodeSection, allocateDataSection assigned address (more than 32 bit address space) is getting smaller and smaller. Cause registerEHFrames to fail. 3.9.1 or 4.0.0 version has been supported on win x64? Or how to solve this problem? haifeng.qin at wellintech.com 发件人: haifeng.qin at wellintech.com 发送时间: 2017-02-17 10:38 收件人: llvm-dev 主题: 回复: How to catch EXCEPTION_ACCESS_VIOLATION exceptions on win64 I'm sorry。 I make mistakes. SE can be catched. haifeng.qin at wellintech.com 发件人: haifeng.qin at wellintech.com 发送时间: 2017-02-...
2008 Apr 26
4
how to use printk() in xen?
...isplay the values of some variables. i found the definition of printk() in file "xen-3.1.0-src\xen\include\xen\lib.h ": extern void printk(const char *format, ...) __attribute__ ((format (printf, 1, 2))); who can tell me the location of printk()? thanks in advance. 2008-04-26 Haifeng Fang _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel
2017 Feb 16
2
How to catch EXCEPTION_ACCESS_VIOLATION exceptions on win64
...function will have a SEH exception (EXCEPTION_ACCESS_VIOLATION), But JIT can not capture the exception of the EXCEPTION_ACCESS_VIOLATION. I saw Bug 24233. EXCEPTION_ACCESS_VIOLATION exception cannot be captured after modification. How to catch EXCEPTION_ACCESS_VIOLATION exceptions on win64 ? haifeng.qin at wellintech.com -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20170216/d3e7098f/attachment-0001.html>
2006 Apr 28
0
FW: [PATCH] Enabling ne2000 can work under event driven mechanism
...ling logic. Xen uses event driven mechanism. So it doesn''t need such modification codes. I didn''t submit to Qemu project. If porting to the latest Qemu laterly, the patch can''t influence the future, Just minding the modification in the ne2000_can_recevice() from ne2000.c Haifeng Xue CSD-OTC PRC Virtualization Intel (China) Limited > -----Original Message----- > From: Xue, Haifeng > Sent: 2006年4月28日 14:26 > To: ''Keir Fraser'' > Subject: RE: [Xen-devel] [PATCH] Enabling ne2000 can work under event driven > mechanism > > Most of th...
2007 Aug 23
2
[LLVMdev] Data Structure Analysis
...and "--with--llvmobj" pointing to where the source of my llvm and objs dir are (/home/usr/Tools/llvm, e.g.), "configure" complained error message "configure: error : cannot find install-sh or install.sh in /home/usr/Tools/autoconf". Am I doing something wrong here? Haifeng On 8/22/07, Chris Lattner <sabre at nondot.org> wrote: > > On Aug 22, 2007, at 8:12 PM, Haifeng He wrote: > > > Hi, all > > > > I just downloaded the latest version of llvm. I am interested in the > > data structure analysis of llvm described in this year PLD...
2007 Aug 31
2
[LLVMdev] Compile Linux Kernel with LLVM gcc frontend
I can say that it does not for me,running x86_64, I have been generating errors for submission by testing on a number of gnu utilities starting with binutils. Patrick On Aug 31, 2007, at 6:11 PM, "Haifeng He" <hehaifeng2nd at gmail.com> wrote: Hi, I am curious about if the current LLVM implementation can handle Linux kernel (or any particular version of Linux kernel). The first question I have is that, how to create LLVM bytecode of Linux kernel using LLVM gcc frontend. What changes sh...
2007 Aug 23
3
[LLVMdev] Data Structure Analysis
...World". However, I could not find any source code that seem to do the analysis. I noticed that in llvm 1.9 release, there is a subdirectory named "DataStructure" under "lib/Analysis" but it was removed in llvm 2.0 (the one I downloaded). Is there a reason for that? Thanks Haifeng
2007 Nov 28
20
Page tables in Xen
...erstood, every modification to page table will go through Xen(hypervisor). Is it so that all page tables are actually allocated in Xen(hypervisor) instead of guest OS(domain)? Also, is it the case that Xen(hypervisor) needs to maintain a page table for each process running in every domain? Thanks Haifeng _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel
2007 Sep 14
3
[LLVMdev] Problem of running data structure analysis (DSA) on Linux kernel
...re in the kernel. I have filed a bug report at http://llvm.org/bugs/show_bug.cgi?id=1656. My question is what version of Linux kernel LLVM has been tested on successfully? To run DSA analysis, should I use the latest version of llvm and poolalloc or should I checkout a particular version? thanks haifeng
2008 Jan 30
3
[LLVMdev] How to use profiling runtime for program profiling?
...ning " undefined reference to `llvm_start_block_profiling'. I found that there is a "runtime"directory in llvm source directory but in the Makefile, it said llvm gcc 4 and above already included the libraries. I was using llvm gcc 4. Why would I still get the error? Thanks Haifeng
2007 Aug 23
0
[LLVMdev] Data Structure Analysis
okay. I guess I figured it out. It seems "poolalloc" needs to be put in llvm/projects/ directory. Haifeng On 8/23/07, Haifeng He <hehaifeng2nd at gmail.com> wrote: > A following question about how to install "poolalloc". I checked out > poolalloc from svn. But I had a problem of installing it. When I tried to run > "configure" with options "--with-llvmsrc"...
2007 Aug 23
0
[LLVMdev] Data Structure Analysis
On Aug 22, 2007, at 8:12 PM, Haifeng He wrote: > Hi, all > > I just downloaded the latest version of llvm. I am interested in the > data structure analysis of llvm described in this year PLDI paper, > titled "Making Context-Sensitive Points-to Analysis with Heap Cloning > Practical For The Real World". How...
2007 Sep 07
0
[LLVMdev] Compile Linux Kernel with LLVM gcc frontend
...2007, Patrick Flannery wrote: > I can say that it does not for me,running x86_64, I have been generating > errors for submission by testing on a number of gnu utilities starting > with binutils. If you run into problems, please file bugs. -Chris > On Aug 31, 2007, at 6:11 PM, "Haifeng He" <hehaifeng2nd at gmail.com> wrote: > > Hi, > > I am curious about if the current LLVM implementation can handle Linux > kernel (or any particular version of Linux kernel). The first question I have > is that, how to create LLVM bytecode of Linux kernel using LLVM &...
2008 Jan 30
0
[LLVMdev] How to use profiling runtime for program profiling?
Hi Haifeng > I have a question about how to profile program with LLVM. When I tried > to compile the instrumented version of program after using "-insert- > block-profiling", I got > error complaining " undefined reference to > `llvm_start_block_profiling'. > > I fo...
2016 Dec 15
0
How to actively reclaim stack memory
On 15 Dec 2016, at 07:26, haifeng.qin at wellintech.com via llvm-dev <llvm-dev at lists.llvm.org> wrote: > > For help: > > for loop lead to stack overflow, want to actively reclaim stack memory of alloc instruction. > > How to actively reclaim stack memory ? This sounds as if you’re putting the alloca in...
2015 Jun 04
1
virtio-net: why not always to set avail->flags to VRING_AVAIL_F_NO_INTERRUPT
On 2015/6/4 9:13, Rusty Russell wrote: > Linhaifeng <haifeng.lin at huawei.com> writes: >> Hi, >> >> I'm a newbie and have a question about vring_new_virtqueue function. >> >> Why we set avail->flags to VRING_AVAIL_F_NO_INTERRUPT when no callbacks? >> I think we should set avail->flags to VRING_AVA...
2015 Jun 04
1
virtio-net: why not always to set avail->flags to VRING_AVAIL_F_NO_INTERRUPT
On 2015/6/4 9:13, Rusty Russell wrote: > Linhaifeng <haifeng.lin at huawei.com> writes: >> Hi, >> >> I'm a newbie and have a question about vring_new_virtqueue function. >> >> Why we set avail->flags to VRING_AVAIL_F_NO_INTERRUPT when no callbacks? >> I think we should set avail->flags to VRING_AVA...
2007 Aug 24
3
[LLVMdev] Data Structure Analysis
...st in poolalloc directory, it gave me error complaining that "poolalloc.so" was missing. Am I missing anything here? BTW, when I run llvm test, is there a flag that can turn on option to print the test commands in details in addition to just show the test is passed or failed? Thank you Haifeng On 8/23/07, Andrew Lenharth <andrewl at lenharth.org> wrote: > On 8/23/07, Wojciech Matyjewicz <wmatyjewicz at fastmail.fm> wrote: > > Static ID fields in pass classes seem to be lacking definitions (there > > were some changes in LLVM core classes and poolalloc hasn&...
2007 Aug 24
0
[LLVMdev] Data Structure Analysis
Haifeng He wrote: > I updated the latest "poolalloc" code and the problem seems to have been fixed. > However, I am still having problem of running "poolalloc". > > After compilation finished, there are several dynamic libraries > created (libpoolalloc_rt.so, libpoolalloc...
2007 Aug 26
1
[LLVMdev] Data Structure Analysis
...r, try checking out llvm 1.8 or 1.9 and a dsa from around then. The dsa as used on the linux kernel and in the OS work is in a branch (but we were not using poolalloc in that work so I don't know it that one works). Andrew On 8/24/07, John Criswell <criswell at cs.uiuc.edu> wrote: > Haifeng He wrote: > > I updated the latest "poolalloc" code and the problem seems to have been fixed. > > However, I am still having problem of running "poolalloc". > > > > After compilation finished, there are several dynamic libraries > > created (libpool...