[PATCH v1 2/2] RISC-V: Add run test case for vwadd/vwsub wx mis combine [PR123317]

[PATCH v1 2/2] RISC-V: Add run test case for vwadd/vwsub wx mis combine [PR123317]

From: Pan Li <pan2.li@intel.com>

Add test cases for the mis combine of the vwadd/vwsub vx combine.

	PR target/123317

gcc/testsuite/ChangeLog:

	* gcc.target/riscv/rvv/autovec/pr123317-run-1.c: New test.
	* gcc.target/riscv/rvv/autovec/pr123317-run-2.c: New test.
	* gcc.target/riscv/rvv/autovec/pr123317-run-3.c: New test.
	* gcc.target/riscv/rvv/autovec/pr123317-run-4.c: New test.
	* gcc.target/riscv/rvv/autovec/pr123317-run.h: New test.

Signed-off-by: Pan Li <pan2.li@intel.com>