Commit 7e67c73b authored Jun 26, 2020 by Balamuruhan S Committed by Michael Ellerman Jul 23, 2020

powerpc/test_emulate_step: Add negative tests for prefixed addi



testcases for `paddi` instruction to cover the negative case,
if R is equal to 1 and RA is not equal to 0, the instruction
form is invalid.

Signed-off-by: Balamuruhan S <bala24@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200626095158.1031507-3-bala24@linux.ibm.com

parent 93c3a0ba

arch/powerpc/lib/test_emulate_step.c

+10 −0

Original line number	Diff line number	Diff line
		@@ -1130,6 +1130,16 @@ static struct compute_test compute_tests[] = {
		.regs = {
		.gpr[21] = 0,
		}
		},
		/* Invalid instruction form with R = 1 and RA != 0 */
		{
		.descr = "RA = R22(0), SI = 0, R = 1",
		.instr = TEST_PADDI(21, 22, 0, 1),
		.flags = NEGATIVE_TEST,
		.regs = {
		.gpr[21] = 0,
		.gpr[22] = 0,
		}
		}
		}
		}

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