Simple test for hexadecimal floating-point numbers

Very trivial test for hexadecimal floating-point numbers
diff --git a/test/floatx.asm b/test/floatx.asm
new file mode 100644
index 0000000..f513ec8
--- /dev/null
+++ b/test/floatx.asm
@@ -0,0 +1,125 @@
+;
+; floatx.asm
+;
+; Test hexadecimal floating-point numbers
+
+; 16-bit
+	dw 1.0
+	dw 0x1.0
+	dw 2.0
+	dw 0x2.0
+	dw 0x1.0p+1
+	dw 0x1.0p-1
+	dw 0x0.0
+	dw 0x1.23456789
+	dw 0x0.123456789
+	dw 0x0.0000123456789
+	dw 0x1.23456789p10
+	dw 0x1.23456789p+10
+	dw 0x1.23456789p-10
+	dw 0x0.123456789p10
+	dw 0x0.123456789p+10
+	dw 0x0.123456789abcdef0123456789abcdef012345p-10
+	dw 0x0.0000123456789
+	dw 0x0.0000123456789p+10
+	dw 0x0.0000123456789p-10
+
+; 32-bit
+	dd 1.0
+	dd 0x1.0
+	dd 2.0
+	dd 0x2.0
+	dd 0x1.0p+1
+	dd 0x1.0p-1
+	dd 0x0.0
+	dd 0x1.23456789
+	dd 0x0.123456789
+	dd 0x0.0000123456789
+	dd 0x1.23456789p10
+	dd 0x1.23456789p+10
+	dd 0x1.23456789p-10
+	dd 0x0.123456789p10
+	dd 0x0.123456789p+10
+	dd 0x0.123456789abcdef0123456789abcdef012345p-10
+	dd 0x0.0000123456789
+	dd 0x0.0000123456789p+10
+	dd 0x0.0000123456789p-10
+	dd 0x123456789.0
+	dd 0x0000123456789.0
+	dd 0x123456789.0p+0
+	dd 0x123456789.0p+64
+
+; 64-bit
+	dq 1.0
+	dq 0x1.0
+	dq 2.0
+	dq 0x2.0
+	dq 0x1.0p+1
+	dq 0x1.0p-1
+	dq 0x0.0
+	dq 0x1.23456789
+	dq 0x0.123456789
+	dq 0x0.0000123456789
+	dq 0x1.23456789p10
+	dq 0x1.23456789p+10
+	dq 0x1.23456789p-10
+	dq 0x0.123456789p10
+	dq 0x0.123456789p+10
+	dq 0x0.123456789abcdef0123456789abcdef012345p-10
+	dq 0x0.0000123456789
+	dq 0x0.0000123456789p+10
+	dq 0x0.0000123456789p-10
+	dq 0x123456789.0
+	dq 0x0000123456789.0
+	dq 0x123456789.0p+0
+	dq 0x123456789.0p+300
+	
+; 80-bit
+	dt 1.0
+	dt 0x1.0
+	dt 2.0
+	dt 0x2.0
+	dt 0x1.0p+1
+	dt 0x1.0p-1
+	dt 0x0.0
+	dt 0x1.23456789
+	dt 0x0.123456789
+	dt 0x0.0000123456789
+	dt 0x1.23456789p10
+	dt 0x1.23456789p+10
+	dt 0x1.23456789p-10
+	dt 0x0.123456789p10
+	dt 0x0.123456789p+10
+	dt 0x0.123456789abcdef0123456789abcdef012345p-10
+	dt 0x0.0000123456789
+	dt 0x0.0000123456789p+10
+	dt 0x0.0000123456789p-10
+	dt 0x123456789.0
+	dt 0x0000123456789.0
+	dt 0x123456789.0p+0
+	dt 0x123456789.0p+1024
+
+; 128-bit
+	do 1.0
+	do 0x1.0
+	do 2.0
+	do 0x2.0
+	do 0x1.0p+1
+	do 0x1.0p-1
+	do 0x0.0
+	do 0x1.23456789
+	do 0x0.123456789
+	do 0x0.0000123456789
+	do 0x1.23456789p10
+	do 0x1.23456789p+10
+	do 0x1.23456789p-10
+	do 0x0.123456789p10
+	do 0x0.123456789p+10
+	do 0x0.123456789abcdef0123456789abcdef012345p-10
+	do 0x0.0000123456789
+	do 0x0.0000123456789p+10
+	do 0x0.0000123456789p-10
+	do 0x123456789.0
+	do 0x0000123456789.0
+	do 0x123456789.0p+0
+	do 0x123456789.0p+1024