Added direct memory operand support for comiss/sd on x86.

Rationale:
Memory operands allows for shorter instruction sequences.
Something that may be used e.g. the upcoming implementation
of the round intrinsic.

Bug=26327751

Change-Id: Ifd976ed86917de1879fa036cbbbff5edf4fb741d
Test: assembler_x86_test

1 files changed, 17 insertions, 0 deletions

diff --git a/compiler/utils/x86/assembler_x86.cc b/compiler/utils/x86/assembler_x86.cc
index f931d75e77..b8657900e5 100644
--- a/compiler/utils/x86/assembler_x86.cc
+++ b/compiler/utils/x86/assembler_x86.cc
@@ -727,6 +727,14 @@ void X86Assembler::comiss(XmmRegister a, XmmRegister b) {
 }
 
 
+void X86Assembler::comiss(XmmRegister a, const Address& b) {
+  AssemblerBuffer::EnsureCapacity ensured(&buffer_);
+  EmitUint8(0x0F);
+  EmitUint8(0x2F);
+  EmitOperand(a, b);
+}
+
+
 void X86Assembler::comisd(XmmRegister a, XmmRegister b) {
   AssemblerBuffer::EnsureCapacity ensured(&buffer_);
   EmitUint8(0x66);
@@ -736,6 +744,15 @@ void X86Assembler::comisd(XmmRegister a, XmmRegister b) {
 }
 
 
+void X86Assembler::comisd(XmmRegister a, const Address& b) {
+  AssemblerBuffer::EnsureCapacity ensured(&buffer_);
+  EmitUint8(0x66);
+  EmitUint8(0x0F);
+  EmitUint8(0x2F);
+  EmitOperand(a, b);
+}
+
+
 void X86Assembler::ucomiss(XmmRegister a, XmmRegister b) {
   AssemblerBuffer::EnsureCapacity ensured(&buffer_);
   EmitUint8(0x0F);