Re: [webkit-dev] x32 support of JavaScriptCore

2012-10-12 Thread Xian, Yuqiang
[mailto:barraclo...@apple.com] Sent: 2012年10月12日 2:22 To: Xian, Yuqiang Cc: WebKit Development Subject: Re: [webkit-dev] x32 support of JavaScriptCore Hi Yuqiang, I think that this could be a good refactoring for the MacroAssembler – to move all ( Ptr-32 / Ptr-64 ) remapping into MacroAssembler.h

Re: [webkit-dev] x32 support of JavaScriptCore

2012-10-11 Thread Xian, Yuqiang
日 5:51 To: Xian, Yuqiang Cc: webkit-dev@lists.webkit.org Subject: Re: [webkit-dev] x32 support of JavaScriptCore Hi, I don't think another branch on webkit.org will help you much; then you can as well have a branch anywhere. If you want this code to be well tested and maintained, you need to get

Re: [webkit-dev] x32 support of JavaScriptCore

2012-10-11 Thread Zoltan Herczeg
dependencies for x32 at current stage. Thanks, -Yuqiang -Original Message- From: Kenneth Rohde Christiansen [mailto:kenneth.christian...@gmail.com] Sent: 2012年10月11日 5:51 To: Xian, Yuqiang Cc: webkit-dev@lists.webkit.org Subject: Re: [webkit-dev] x32 support of JavaScriptCore Hi, I don't

Re: [webkit-dev] x32 support of JavaScriptCore

2012-10-11 Thread Xian, Yuqiang
: Re: [webkit-dev] x32 support of JavaScriptCore Just out of curiosity, how much code modifications are required? I read the ABI documentation the link you attached, and x32 is a regular 64 bit mode, except it seems to me that the global descriptor table is tweaked to store the same descriptors

Re: [webkit-dev] x32 support of JavaScriptCore

2012-10-11 Thread Kenneth Rohde Christiansen
To: Xian, Yuqiang Cc: webkit-dev@lists.webkit.org Subject: Re: [webkit-dev] x32 support of JavaScriptCore Hi, I don't think another branch on webkit.org will help you much; then you can as well have a branch anywhere. If you want this code to be well tested and maintained, you need

[webkit-dev] x32 support of JavaScriptCore

2012-10-10 Thread Xian, Yuqiang
Hi, As you may already know there's a new x32 ABI - a 32-bit psABI for x86-64 with 32-bit pointer size. It tries to leverage the advantage of more registers and IP relative addressing from x64 and the advantage of smaller memory footprint from IA32. You can find more details of the x32 ABI

Re: [webkit-dev] x32 support of JavaScriptCore

2012-10-10 Thread Kenneth Rohde Christiansen
Hi, I don't think another branch on webkit.org will help you much; then you can as well have a branch anywhere. If you want this code to be well tested and maintained, you need to get it upstream (through all the review process) and promise that you have resources to keep maintaining it. It will