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linux-user: elfload: Add more initial s390x PSW bits

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Make the PSW look more similar to the real s390x userspace PSW.
Except for being there, the newly added bits should not affect the
userspace code execution.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-Id: <20230704081506.276055-2-iii@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Ilya Leoshkevich 2023-07-04 10:12:25 +02:00 committed by Thomas Huth
parent f5f9c6ea11
commit 78a1e153f9
1 changed files with 3 additions and 1 deletions
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4
linux-user/elfload.c
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@ -1635,7 +1635,9 @@ const char *elf_hwcap_str(uint32_t bit)
static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop)
{
regs->psw.addr = infop->entry;
regs->psw.mask = PSW_MASK_64 | PSW_MASK_32;
regs->psw.mask = PSW_MASK_DAT | PSW_MASK_IO | PSW_MASK_EXT | \
PSW_MASK_MCHECK | PSW_MASK_PSTATE | PSW_MASK_64 | \
PSW_MASK_32;
regs->gprs[15] = infop->start_stack;
}