Add Frank's floattest.asm test file

test/floattest.asm

@@ -0,0 +1,26 @@
+; nasm -O99 -f elf32 floattest.asm
+; ld -m elf_i386 -o floattest floattest.o -I/lib/ld-linux.so.2 -lc
+
+	global _start
+	extern printf
+
+	section .text
+_start:
+
+	fld qword [num1]
+	fadd qword [num2]
+	sub esp, 8
+	fstp qword [esp]
+	push fmt
+	call printf
+	add esp, 4*3
+
+	mov eax, 1
+	xor ebx, ebx
+	int 80h
+
+	section .data
+num1	dq 41.5
+num2	dq 0.5
+
+fmt	db "%f", 10, 0