Changeset 181143 in webkit

Timestamp:

Mar 6, 2015 1:18:58 AM (9 years ago)

Author:

Csaba Osztrogonác

Message:

run-jsc-stress-tests should determine the architecture from ELF binaries
​https://bugs.webkit.org/show_bug.cgi?id=142335

Reviewed by Darin Adler.

• Scripts/run-jsc-stress-tests:

Location:

trunk/Tools

Files:

• ChangeLog (modified) (1 diff)
• Scripts/run-jsc-stress-tests (modified) (3 diffs)

trunk/Tools/ChangeLog

@@ +1 @@
+2015-03-06  Csaba Osztrogonác  <ossy@webkit.org>
+
+        run-jsc-stress-tests should determine the architecture from ELF binaries
+        https://bugs.webkit.org/show_bug.cgi?id=142335
+
+        Reviewed by Darin Adler.
+
+        * Scripts/run-jsc-stress-tests:
+
 2015-03-05  David Kilzer  <ddkilzer@apple.com>
 

trunk/Tools/Scripts/run-jsc-stress-tests

@@ -251 +251 @@
 end
 
-def determineArchitecture
+def determineArchitectureFromMachOBinary
     code = machOArchitectureCode
     return nil unless code
@@ -270 +270 @@
 end
 
+def determineArchitectureFromELFBinary
+    f = File.open($jscPath.to_s)
+    data = f.read(19)
+
+    if !(data[0,4] == "\x7F\x45\x4C\x46")
+        $stderr.puts "Warning: Missing ELF magic in file #{Shellwords.shellescape($jscPath.to_s)}"
+        return nil
+    end
+
+    code = data[18].ord
+    case code
+    when 3
+        "x86"
+    when 62
+        "x86-64"
+    when 40
+        "arm"
+    when 183
+        "arm64"
+    else
+        $stderr.puts "Warning: unable to determine architecture from code: #{code}"
+        nil
+    end
+end
+
+def determineArchitecture
+    case $hostOS
+    when "darwin"
+        determineArchitectureFromMachOBinary
+    when "linux"
+        determineArchitectureFromELFBinary
+    else
+        $stderr.puts "Warning: unable to determine architecture on this platform."
+        nil
+    end
+end
+
 def determineOS
     case RbConfig::CONFIG["host_os"]
@@ -284 +321 @@
 end
 
+$hostOS = determineOS unless $hostOS
 $architecture = determineArchitecture unless $architecture
-$hostOS = determineOS unless $hostOS
 
 if !$testRunnerType