Added repe_cmpsl instruction to x86, x86_64 assemblers
Support for this instruction has already been added to the disassembler
in commit 124b392d.
Change-Id: I6e8401a7b814618758427f5cc6b4992e265f937c
diff --git a/compiler/utils/x86/assembler_x86.cc b/compiler/utils/x86/assembler_x86.cc
index 44efc65..a614193 100644
--- a/compiler/utils/x86/assembler_x86.cc
+++ b/compiler/utils/x86/assembler_x86.cc
@@ -1523,6 +1523,13 @@
}
+void X86Assembler::repe_cmpsl() {
+ AssemblerBuffer::EnsureCapacity ensured(&buffer_);
+ EmitUint8(0xF3);
+ EmitUint8(0xA7);
+}
+
+
X86Assembler* X86Assembler::lock() {
AssemblerBuffer::EnsureCapacity ensured(&buffer_);
EmitUint8(0xF0);
diff --git a/compiler/utils/x86/assembler_x86.h b/compiler/utils/x86/assembler_x86.h
index e2abcde..ae8d7a1 100644
--- a/compiler/utils/x86/assembler_x86.h
+++ b/compiler/utils/x86/assembler_x86.h
@@ -466,6 +466,7 @@
void repne_scasw();
void repe_cmpsw();
+ void repe_cmpsl();
X86Assembler* lock();
void cmpxchgl(const Address& address, Register reg);
diff --git a/compiler/utils/x86/assembler_x86_test.cc b/compiler/utils/x86/assembler_x86_test.cc
index 0e8c4ae..7663580 100644
--- a/compiler/utils/x86/assembler_x86_test.cc
+++ b/compiler/utils/x86/assembler_x86_test.cc
@@ -202,4 +202,10 @@
DriverStr(expected, "Repecmpsw");
}
+TEST_F(AssemblerX86Test, Repecmpsl) {
+ GetAssembler()->repe_cmpsl();
+ const char* expected = "repe cmpsl\n";
+ DriverStr(expected, "Repecmpsl");
+}
+
} // namespace art