[PATCH] powerpc: Add new hwcap values

Tulio Magno Quites Machado Filho tuliom@linux.ibm.com
Mon Jun 15 17:50:57 GMT 2020


Linux commit ID ee988c11acf6f9464b7b44e9a091bf6afb3b3a49 reserved 2 new
bits in AT_HWCAP2:
 - PPC_FEATURE2_ARCH_3_1 indicates the availability of the POWER ISA
   3.1;
 - PPC_FEATURE2_MMA indicates the availability of the Matrix-Multiply
   Assist facility.
---
 sysdeps/powerpc/bits/hwcap.h  | 2 ++
 sysdeps/powerpc/dl-procinfo.c | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/sysdeps/powerpc/bits/hwcap.h b/sysdeps/powerpc/bits/hwcap.h
index 4a5a7bcded..e8f3fdea92 100644
--- a/sysdeps/powerpc/bits/hwcap.h
+++ b/sysdeps/powerpc/bits/hwcap.h
@@ -74,3 +74,5 @@
 #define PPC_FEATURE2_SCV	   0x00100000 /* scv syscall.  */
 #define PPC_FEATURE2_HTM_NO_SUSPEND  0x00080000 /* TM without suspended
 						   state.  */
+#define PPC_FEATURE2_ARCH_3_1	   0x00040000 /* ISA 3.1.  */
+#define PPC_FEATURE2_MMA	   0x00020000 /* Matrix-Multiply Assist.  */
diff --git a/sysdeps/powerpc/dl-procinfo.c b/sysdeps/powerpc/dl-procinfo.c
index 7a7d93dd0a..8dc07728f0 100644
--- a/sysdeps/powerpc/dl-procinfo.c
+++ b/sysdeps/powerpc/dl-procinfo.c
@@ -77,7 +77,7 @@ PROCINFO_CLASS const char _dl_powerpc_cap_flags[64][15]
     "", "", "", "",
     "", "", "", "",
     "", "", "", "",
-    "", "", "", "htm-no-suspend",
+    "", "mma", "arch_3_1", "htm-no-suspend",
     "scv", "darn", "ieee128", "arch_3_00",
     "htm-nosc", "vcrypto", "tar", "isel",
     "ebb", "dscr", "htm", "arch_2_07",
-- 
2.25.4



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