runtime/interpreter/mterp/x86/op_const_4.S - platform/art - Git at Google

     /* const/4 vA, #+B */
     movsx   rINSTbl, %eax                   # eax <-ssssssBx
     movl    $$0xf, rINST
     andl    %eax, rINST                     # rINST <- A
     sarl    $$4, %eax
     SET_VREG %eax rINST
     ADVANCE_PC_FETCH_AND_GOTO_NEXT 1
	/* const/4 vA, #+B */
	movsx rINSTbl, %eax # eax <-ssssssBx
	movl $$0xf, rINST
	andl %eax, rINST # rINST <- A
	sarl $$4, %eax
	SET_VREG %eax rINST
	ADVANCE_PC_FETCH_AND_GOTO_NEXT 1