x86: Add run-time memmove tests inlined with various bounds

Add run-time memmove tests inlined with various bounds with overlapping
source and destination.

	* gcc.target/i386/builtin-memmove-bounded-1a.c: New test.
	* gcc.target/i386/builtin-memmove-bounded-1b.c: Likewise.

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
(cherry picked from commit 8e205d504de370a36ba7b41ea3ef9d2e2c08bb8f)
2 files changed