Revert "Revert "Fast ART x86 interpreter""

This reverts commit 2d093a1213cc2f85b5e5e02782332657c479eb94.

Disable x86 mterp compilation on Mac host builds (but keep enabled
for all target builds).

Change-Id: Ie355279f166d2964a786646ee53f065b7e0f5ede
diff --git a/runtime/interpreter/mterp/x86/bindiv2addr.S b/runtime/interpreter/mterp/x86/bindiv2addr.S
new file mode 100644
index 0000000..ee7c523
--- /dev/null
+++ b/runtime/interpreter/mterp/x86/bindiv2addr.S
@@ -0,0 +1,29 @@
+%default {"result":"","special":""}
+/*
+ * 32-bit binary div/rem operation.  Handles special case of op0=minint and
+ * op1=-1.
+ */
+    /* div/rem/2addr vA, vB */
+    movzx   rINSTbl, %ecx                   # eax <- BA
+    mov     rIBASE, LOCAL0(%esp)
+    sarl    $$4, %ecx                       # ecx <- B
+    GET_VREG %ecx %ecx                      # eax <- vBB
+    andb    $$0xf, rINSTbl                  # rINST <- A
+    GET_VREG %eax rINST                     # eax <- vBB
+    testl   %ecx, %ecx
+    je      common_errDivideByZero
+    cmpl    $$-1, %ecx
+    jne     .L${opcode}_continue_div2addr
+    cmpl    $$0x80000000, %eax
+    jne     .L${opcode}_continue_div2addr
+    movl    $special, $result
+    SET_VREG $result rINST
+    mov     LOCAL0(%esp), rIBASE
+    ADVANCE_PC_FETCH_AND_GOTO_NEXT 1
+
+.L${opcode}_continue_div2addr:
+    cltd
+    idivl   %ecx
+    SET_VREG $result rINST
+    mov     LOCAL0(%esp), rIBASE
+    ADVANCE_PC_FETCH_AND_GOTO_NEXT 1