Title: [171208] trunk/Source/_javascript_Core
Revision
171208
Author
[email protected]
Date
2014-07-17 16:59:52 -0700 (Thu, 17 Jul 2014)

Log Message

Disable live-out calculation for stackmap intrinsics.
https://bugs.webkit.org/show_bug.cgi?id=134366

The live-out variables are not required for the stackmaps, because we
don't care about preserving the state when we perform destructive
patching.

Patch by Juergen Ributzka <[email protected]> on 2014-07-17
Reviewed by Filip Pizlo.

* llvm/library/LLVMExports.cpp:
(initializeAndGetJSCLLVMAPI):

Modified Paths

Diff

Modified: trunk/Source/_javascript_Core/ChangeLog (171207 => 171208)


--- trunk/Source/_javascript_Core/ChangeLog	2014-07-17 23:49:21 UTC (rev 171207)
+++ trunk/Source/_javascript_Core/ChangeLog	2014-07-17 23:59:52 UTC (rev 171208)
@@ -1,3 +1,17 @@
+2014-07-17  Juergen Ributzka  <[email protected]>
+
+        Disable live-out calculation for stackmap intrinsics.
+        https://bugs.webkit.org/show_bug.cgi?id=134366
+
+        The live-out variables are not required for the stackmaps, because we
+        don't care about preserving the state when we perform destructive
+        patching.
+
+        Reviewed by Filip Pizlo.
+
+        * llvm/library/LLVMExports.cpp:
+        (initializeAndGetJSCLLVMAPI):
+
 2014-07-17  Joseph Pecoraro  <[email protected]>
 
         Follow-up fix to r171195 to prevent ASSERT in fast/profiler/profile-with-no-title.html

Modified: trunk/Source/_javascript_Core/llvm/library/LLVMExports.cpp (171207 => 171208)


--- trunk/Source/_javascript_Core/llvm/library/LLVMExports.cpp	2014-07-17 23:49:21 UTC (rev 171207)
+++ trunk/Source/_javascript_Core/llvm/library/LLVMExports.cpp	2014-07-17 23:59:52 UTC (rev 171208)
@@ -92,7 +92,6 @@
     
     const char* args[] = {
         "llvmForJSC.dylib",
-        "-enable-stackmap-liveness=true",
         "-enable-patchpoint-liveness=true"
     };
     llvm::cl::ParseCommandLineOptions(sizeof(args) / sizeof(const char*), args);
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