[PATCH 0/1] MR5235: arm64: Expose information about more modern CPU extensions

[Martin Storsjö]

-- 
https://gitlab.winehq.org/wine/wine/-/merge_requests/5235

[PATCH 1/1] arm64: Expose information about more modern CPU extensions

[Martin Storsjö]

From: Martin Storsjö <martin(a)martin.st>

Signed-off-by: Martin Storsjö <martin(a)martin.st>
---
 dlls/ntdll/unix/system.c     |  8 ++++++--
 include/winternl.h           | 12 ++++++++----
 programs/wineboot/wineboot.c |  4 ++++
 3 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/dlls/ntdll/unix/system.c b/dlls/ntdll/unix/system.c
index 72bdd6b31a5..4c6c4cd23e2 100644
--- a/dlls/ntdll/unix/system.c
+++ b/dlls/ntdll/unix/system.c
@@ -574,8 +574,12 @@ static void get_cpuinfo( SYSTEM_CPU_INFORMATION *info )
             }
             if (!strcmp( line, "Features" ))
             {
-                if (strstr(value, "crc32")) features |= CPU_FEATURE_ARM_V8_CRC32;
-                if (strstr(value, "aes"))   features |= CPU_FEATURE_ARM_V8_CRYPTO;
+                if (strstr(value, "crc32"))   features |= CPU_FEATURE_ARM_V8_CRC32;
+                if (strstr(value, "aes"))     features |= CPU_FEATURE_ARM_V8_CRYPTO;
+                if (strstr(value, "atomics")) features |= CPU_FEATURE_ARM_V81_ATOMIC;
+                if (strstr(value, "asimddp")) features |= CPU_FEATURE_ARM_V82_DP;
+                if (strstr(value, "jscvt"))   features |= CPU_FEATURE_ARM_V83_JSCVT;
+                if (strstr(value, "lrcpc"))   features |= CPU_FEATURE_ARM_V83_LRCPC;
                 continue;
             }
         }
diff --git a/include/winternl.h b/include/winternl.h
index f027ef47e2f..6b4009b913e 100644
--- a/include/winternl.h
+++ b/include/winternl.h
@@ -2693,10 +2693,14 @@ typedef struct _SYSTEM_CPU_INFORMATION {
 #define CPU_FEATURE_PAE           0x00200000
 #define CPU_FEATURE_DAZ           0x00400000
 
-#define CPU_FEATURE_ARM_VFP_32    0x00000001
-#define CPU_FEATURE_ARM_NEON      0x00000002
-#define CPU_FEATURE_ARM_V8_CRC32  0x00000004
-#define CPU_FEATURE_ARM_V8_CRYPTO 0x00000008
+#define CPU_FEATURE_ARM_VFP_32     0x00000001
+#define CPU_FEATURE_ARM_NEON       0x00000002
+#define CPU_FEATURE_ARM_V8_CRC32   0x00000004
+#define CPU_FEATURE_ARM_V8_CRYPTO  0x00000008
+#define CPU_FEATURE_ARM_V81_ATOMIC 0x00000010
+#define CPU_FEATURE_ARM_V82_DP     0x00000020
+#define CPU_FEATURE_ARM_V83_JSCVT  0x00000040
+#define CPU_FEATURE_ARM_V83_LRCPC  0x00000080
 
 typedef struct _SYSTEM_PROCESSOR_FEATURES_INFORMATION
 {
diff --git a/programs/wineboot/wineboot.c b/programs/wineboot/wineboot.c
index c16446cf289..1c1ad858fa4 100644
--- a/programs/wineboot/wineboot.c
+++ b/programs/wineboot/wineboot.c
@@ -440,6 +440,10 @@ static void create_user_shared_data(void)
         features[PF_ARM_V8_INSTRUCTIONS_AVAILABLE]        = TRUE;
         features[PF_ARM_V8_CRC32_INSTRUCTIONS_AVAILABLE]  = !!(sci.ProcessorFeatureBits & CPU_FEATURE_ARM_V8_CRC32);
         features[PF_ARM_V8_CRYPTO_INSTRUCTIONS_AVAILABLE] = !!(sci.ProcessorFeatureBits & CPU_FEATURE_ARM_V8_CRYPTO);
+        features[PF_ARM_V81_ATOMIC_INSTRUCTIONS_AVAILABLE]= !!(sci.ProcessorFeatureBits & CPU_FEATURE_ARM_V81_ATOMIC);
+        features[PF_ARM_V82_DP_INSTRUCTIONS_AVAILABLE]    = !!(sci.ProcessorFeatureBits & CPU_FEATURE_ARM_V82_DP);
+        features[PF_ARM_V83_JSCVT_INSTRUCTIONS_AVAILABLE] = !!(sci.ProcessorFeatureBits & CPU_FEATURE_ARM_V83_JSCVT);
+        features[PF_ARM_V83_LRCPC_INSTRUCTIONS_AVAILABLE] = !!(sci.ProcessorFeatureBits & CPU_FEATURE_ARM_V83_LRCPC);
         features[PF_COMPARE_EXCHANGE_DOUBLE]              = TRUE;
         features[PF_NX_ENABLED]                           = TRUE;
         features[PF_FASTFAIL_AVAILABLE]                   = TRUE;
-- 
GitLab

https://gitlab.winehq.org/wine/wine/-/merge_requests/5235