<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><br><div><div>On Apr 14, 2014, at 12:44 AM, Christian König <<a href="mailto:deathsimple@vodafone.de">deathsimple@vodafone.de</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">
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<pre wrap="">+ // The low 7 bits encoding value is the register index, for both VGPRs and
+ // SGPRs.
+ unsigned RegIdx = MRI.getEncodingValue(reg) & 0x7;</pre>
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That doesn't looks valid on first glance. For the low 7 bis you
want a mask of 0x1F here, not 0x7.<br>
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Christian.<br></div></div></blockquote><div><br></div><div>You’re right. It also should be 8 bits, since VGPRs go to 255</div><br><blockquote type="cite"><div bgcolor="#FFFFFF" text="#000000"><div class="moz-cite-prefix">
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Am 14.04.2014 08:51, schrieb Matt Arsenault:<br>
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<blockquote cite="mid:differential-rev-PHID-DREV-4plewjeezmrjtxvuagle-req@reviews.llvm.org" type="cite">
<pre wrap="">Try to figure out the class and number of subregisters.
<a class="moz-txt-link-freetext" href="http://reviews.llvm.org/D3367">http://reviews.llvm.org/D3367</a>
Files:
lib/Target/R600/InstPrinter/AMDGPUInstPrinter.cpp
lib/Target/R600/InstPrinter/AMDGPUInstPrinter.h
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