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[PULL 17/18] linux-user/elfload: Introduce elf_hwcap_str() on s390x
From: |
Thomas Huth |
Subject: |
[PULL 17/18] linux-user/elfload: Introduce elf_hwcap_str() on s390x |
Date: |
Tue, 6 Jun 2023 07:56:20 +0200 |
From: Ilya Leoshkevich <iii@linux.ibm.com>
It is required for implementing /proc/cpuinfo emulation.
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Message-Id: <20230605113950.1169228-4-iii@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
---
linux-user/loader.h | 1 +
linux-user/elfload.c | 27 +++++++++++++++++++++++++++
2 files changed, 28 insertions(+)
diff --git a/linux-user/loader.h b/linux-user/loader.h
index ad6ca9dbe3..59cbeacf24 100644
--- a/linux-user/loader.h
+++ b/linux-user/loader.h
@@ -58,6 +58,7 @@ extern unsigned long guest_stack_size;
#ifdef TARGET_S390X
uint32_t get_elf_hwcap(void);
+const char *elf_hwcap_str(uint32_t bit);
#endif
#endif /* LINUX_USER_LOADER_H */
diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 49ec9ccc94..d80d68484b 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -1605,6 +1605,33 @@ uint32_t get_elf_hwcap(void)
return hwcap;
}
+const char *elf_hwcap_str(uint32_t bit)
+{
+ static const char *hwcap_str[] = {
+ [HWCAP_S390_ESAN3] = "esan3",
+ [HWCAP_S390_ZARCH] = "zarch",
+ [HWCAP_S390_STFLE] = "stfle",
+ [HWCAP_S390_MSA] = "msa",
+ [HWCAP_S390_LDISP] = "ldisp",
+ [HWCAP_S390_EIMM] = "eimm",
+ [HWCAP_S390_DFP] = "dfp",
+ [HWCAP_S390_HPAGE] = "edat",
+ [HWCAP_S390_ETF3EH] = "etf3eh",
+ [HWCAP_S390_HIGH_GPRS] = "highgprs",
+ [HWCAP_S390_TE] = "te",
+ [HWCAP_S390_VXRS] = "vx",
+ [HWCAP_S390_VXRS_BCD] = "vxd",
+ [HWCAP_S390_VXRS_EXT] = "vxe",
+ [HWCAP_S390_GS] = "gs",
+ [HWCAP_S390_VXRS_EXT2] = "vxe2",
+ [HWCAP_S390_VXRS_PDE] = "vxp",
+ [HWCAP_S390_SORT] = "sort",
+ [HWCAP_S390_DFLT] = "dflt",
+ };
+
+ return bit < ARRAY_SIZE(hwcap_str) ? hwcap_str[bit] : NULL;
+}
+
static inline void init_thread(struct target_pt_regs *regs, struct image_info
*infop)
{
regs->psw.addr = infop->entry;
--
2.31.1
- [PULL 11/18] gitlab-ci: Remove unused Python package, (continued)
- [PULL 11/18] gitlab-ci: Remove unused Python package, Thomas Huth, 2023/06/06
- [PULL 09/18] tests/tcg/s390x: Test MXDB and MXDBR, Thomas Huth, 2023/06/06
- [PULL 13/18] scripts: Add qom-cast-macro-clean-cocci-gen.py, Thomas Huth, 2023/06/06
- [PULL 12/18] hw/mips/malta: Fix the malta machine on big endian hosts, Thomas Huth, 2023/06/06
- [PULL 14/18] bulk: Remove pointless QOM casts, Thomas Huth, 2023/06/06
- [PULL 15/18] s390x/tcg: Fix CPU address returned by STIDP, Thomas Huth, 2023/06/06
- [PULL 16/18] linux-user/elfload: Expose get_elf_hwcap() on s390x, Thomas Huth, 2023/06/06
- [PULL 18/18] linux-user: Emulate /proc/cpuinfo on s390x, Thomas Huth, 2023/06/06
- [PULL 17/18] linux-user/elfload: Introduce elf_hwcap_str() on s390x,
Thomas Huth <=
- Re: [PULL 00/18] s390x and misc patches, Richard Henderson, 2023/06/06