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/*
* Test early exception recognition using EXRL + SSM.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
.org 0x8d
ilc:
.org 0x8e
program_interruption_code:
.org 0x150
program_old_psw:
.org 0x1D0 /* program new PSW */
.quad 0,pgm
.org 0x200 /* lowcore padding */
.globl _start
_start:
exrl %r0,ssm
expected_pswa:
j failure
ssm:
ssm ssm_op
pgm:
chhsi program_interruption_code,0x6 /* specification exception? */
jne failure
cli ilc,6 /* ilc for EXRL? */
jne failure
clc program_old_psw(16),expected_old_psw /* correct old PSW? */
jne failure
lpswe success_psw
failure:
lpswe failure_psw
ssm_op:
.byte 0x08 /* bit 4 set */
.align 8
expected_old_psw:
.quad 0x0800000180000000,expected_pswa /* bit 2 set */
success_psw:
.quad 0x2000000000000,0xfff /* see is_special_wait_psw() */
failure_psw:
.quad 0x2000000000000,0 /* disabled wait */
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