Bug 152705

Summary: FTL B3 should do the ArithSub binary snippet
Product: WebKit Reporter: Filip Pizlo <fpizlo>
Component: JavaScriptCoreAssignee: Filip Pizlo <fpizlo>
Status: RESOLVED FIXED    
Severity: Normal CC: commit-queue, keith_miller, mark.lam, msaboff, saam
Priority: P2    
Version: WebKit Nightly Build   
Hardware: All   
OS: All   
See Also: https://bugs.webkit.org/show_bug.cgi?id=152708
Bug Depends on:    
Bug Blocks: 152668    
Attachments:
Description Flags
the patch
none
the patch
none
the patch saam: review+

Description Filip Pizlo 2016-01-04 12:10:07 PST
Gotta start somewhere.
Comment 1 Filip Pizlo 2016-01-04 12:27:10 PST
It turns out that the ArithSub DFG/FTL snippets are totally busted even for the simplest of test cases.  See: https://bugs.webkit.org/show_bug.cgi?id=152708
Comment 2 Filip Pizlo 2016-01-04 12:32:21 PST
Created attachment 268217 [details]
the patch
Comment 3 Filip Pizlo 2016-01-04 12:32:53 PST
Created attachment 268218 [details]
the patch
Comment 4 Filip Pizlo 2016-01-04 12:33:43 PST
Created attachment 268219 [details]
the patch
Comment 5 WebKit Commit Bot 2016-01-04 12:35:08 PST
Attachment 268219 [details] did not pass style-queue:


ERROR: Source/JavaScriptCore/ftl/FTLLowerDFGToLLVM.cpp:7410:  Place brace on its own line for function definitions.  [whitespace/braces] [4]
ERROR: Source/JavaScriptCore/ftl/FTLLowerDFGToLLVM.cpp:7424:  Place brace on its own line for function definitions.  [whitespace/braces] [4]
Total errors found: 2 in 4 files


If any of these errors are false positives, please file a bug against check-webkit-style.
Comment 6 Filip Pizlo 2016-01-04 12:51:54 PST
Landed in http://trac.webkit.org/changeset/194548