runtime/vm/assembler_arm.cc - Issue 314783003: Eliminates some branches from arm code.

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Unified Diff: runtime/vm/assembler_arm.cc

Issue 314783003: Eliminates some branches from arm code. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 6 years, 7 months ago

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Index: runtime/vm/assembler_arm.cc

===================================================================

--- runtime/vm/assembler_arm.cc (revision 36949)

+++ runtime/vm/assembler_arm.cc (working copy)

@@ -1646,12 +1646,12 @@

}

-void Assembler::LoadClassId(Register result, Register object) {

+void Assembler::LoadClassId(Register result, Register object, Condition cond) {

ASSERT(RawObject::kClassIdTagPos == 16);

ASSERT(RawObject::kClassIdTagSize == 16);

const intptr_t class_id_offset = Object::tags_offset() +

RawObject::kClassIdTagPos / kBitsPerByte;

- ldrh(result, FieldAddress(object, class_id_offset));

+ ldrh(result, FieldAddress(object, class_id_offset), cond);

}

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