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authorSimon Hausmann <simon.hausmann@nokia.com>2012-06-20 13:01:08 +0200
committerSimon Hausmann <simon.hausmann@nokia.com>2012-06-20 13:01:08 +0200
commit49233e234e5c787396cadb2cea33b31ae0cd65c1 (patch)
tree5410cb9a8fd53168bb60d62c54b654d86f03c38d /Source/JavaScriptCore/assembler/MacroAssemblerX86.h
parentb211c645d8ab690f713515dfdc84d80b11c27d2c (diff)
downloadqtwebkit-49233e234e5c787396cadb2cea33b31ae0cd65c1.tar.gz
Imported WebKit commit 3a8c29f35d00659d2ce7a0ccdfa8304f14e82327 (http://svn.webkit.org/repository/webkit/trunk@120813)
New snapshot with Windows build fixes
Diffstat (limited to 'Source/JavaScriptCore/assembler/MacroAssemblerX86.h')
-rw-r--r--Source/JavaScriptCore/assembler/MacroAssemblerX86.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/assembler/MacroAssemblerX86.h b/Source/JavaScriptCore/assembler/MacroAssemblerX86.h
index 088fe196b..3ea40c967 100644
--- a/Source/JavaScriptCore/assembler/MacroAssemblerX86.h
+++ b/Source/JavaScriptCore/assembler/MacroAssemblerX86.h
@@ -51,6 +51,7 @@ public:
using MacroAssemblerX86Common::loadDouble;
using MacroAssemblerX86Common::storeDouble;
using MacroAssemblerX86Common::convertInt32ToDouble;
+ using MacroAssemblerX86Common::branchTest8;
void add32(TrustedImm32 imm, RegisterID src, RegisterID dest)
{
@@ -165,6 +166,16 @@ public:
m_assembler.movl_i32r(initialValue.asIntptr(), dest);
return DataLabelPtr(this);
}
+
+ Jump branchTest8(ResultCondition cond, AbsoluteAddress address, TrustedImm32 mask = TrustedImm32(-1))
+ {
+ ASSERT(mask.m_value >= -128 && mask.m_value <= 255);
+ if (mask.m_value == -1)
+ m_assembler.cmpb_im(0, address.m_ptr);
+ else
+ m_assembler.testb_im(mask.m_value, address.m_ptr);
+ return Jump(m_assembler.jCC(x86Condition(cond)));
+ }
Jump branchPtrWithPatch(RelationalCondition cond, RegisterID left, DataLabelPtr& dataLabel, TrustedImmPtr initialRightValue = TrustedImmPtr(0))
{