commit fa3e921dad7309949f263c8d7e7f8c8675af6efe
author zherczeg@webkit.org <zherczeg@webkit.org@268f45cc-cd09-0410-ab3c-d52691b4dbfc> Thu Apr 29 14:08:44 2010 +0000
committer zherczeg@webkit.org <zherczeg@webkit.org@268f45cc-cd09-0410-ab3c-d52691b4dbfc> Thu Apr 29 14:08:44 2010 +0000
tree 0dc672c9d606f6fb25688b0e24caaf999b807f4a
parent 49b16110b63fd7adbc4043340f1d988c5abe2806

Add sqrt() instruction support for ARM assembler (using VFP)
https://bugs.webkit.org/show_bug.cgi?id=38312

Reviewed by Oliver Hunt

* assembler/ARMAssembler.h:
(JSC::ARMAssembler::):
(JSC::ARMAssembler::fsqrtd_r):
* assembler/MacroAssemblerARM.h:
(JSC::MacroAssemblerARM::supportsFloatingPointSqrt):
(JSC::MacroAssemblerARM::sqrtDouble):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@58515 268f45cc-cd09-0410-ab3c-d52691b4dbfc

JavaScriptCore/assembler/MacroAssemblerARM.h

diff --git a/JavaScriptCore/assembler/MacroAssemblerARM.h b/JavaScriptCore/assembler/MacroAssemblerARM.h
index 448bc14..34e60c6 100644
--- a/JavaScriptCore/assembler/MacroAssemblerARM.h
+++ b/JavaScriptCore/assembler/MacroAssemblerARM.h
@@ -753,7 +753,7 @@
 
     bool supportsFloatingPointSqrt() const
     {
-        return false;
+        return s_isVFPPresent;
     }
 
     void loadDouble(ImplicitAddress address, FPRegisterID dest)
@@ -817,9 +817,9 @@
         mulDouble(ARMRegisters::SD0, dest);
     }
 
-    void sqrtDouble(FPRegisterID, FPRegisterID)
+    void sqrtDouble(FPRegisterID src, FPRegisterID dest)
     {
-        ASSERT_NOT_REACHED();
+        m_assembler.fsqrtd_r(dest, src);
     }
 
     void convertInt32ToDouble(RegisterID src, FPRegisterID dest)