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commit f2c679d4b2c73a95f437c705f960a4af1fa23498
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Author: H.J. Lu <hjl.tools@gmail.com>
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Date: Tue Sep 15 05:49:27 2020 -0700
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<sys/platform/x86.h>: Add Intel Key Locker support
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Add Intel Key Locker:
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https://software.intel.com/content/www/us/en/develop/download/intel-key-locker-specification.html
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support to <sys/platform/x86.h>. Intel Key Locker has
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1. KL: AES Key Locker instructions.
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2. WIDE_KL: AES wide Key Locker instructions.
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3. AESKLE: AES Key Locker instructions are enabled by OS.
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Applications should use
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if (CPU_FEATURE_USABLE (KL))
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and
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if (CPU_FEATURE_USABLE (WIDE_KL))
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to check if AES Key Locker instructions and AES wide Key Locker
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
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instructions are usable.
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diff --git a/manual/platform.texi b/manual/platform.texi
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index 2c145acdc3564cbb..95b0ed0642c9f8a9 100644
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--- a/manual/platform.texi
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+++ b/manual/platform.texi
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@@ -177,6 +177,9 @@ The supported processor features are:
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@item
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@code{AES} -- The AES instruction extensions.
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+@item
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+@code{AESKLE} -- AES Key Locker instructions are enabled by OS.
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+
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@item
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@code{AMX_BF16} -- Tile computational operations on bfloat16 numbers.
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@@ -353,6 +356,9 @@ the indirect branch predictor barrier (IBPB).
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@item
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@code{INVPCID} -- INVPCID instruction.
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+@item
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+@code{KL} -- AES Key Locker instructions.
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+
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@item
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@code{L1D_FLUSH} -- IA32_FLUSH_CMD MSR.
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@@ -598,6 +604,9 @@ using a TSC deadline value.
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@item
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@code{WBNOINVD} -- WBINVD/WBNOINVD instructions.
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+@item
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+@code{WIDE_KL} -- AES wide Key Locker instructions.
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+
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@item
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@code{X2APIC} -- x2APIC.
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diff --git a/sysdeps/x86/cpu-features.c b/sysdeps/x86/cpu-features.c
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index 6954728c47d0126b..77a596a15404b575 100644
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--- a/sysdeps/x86/cpu-features.c
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+++ b/sysdeps/x86/cpu-features.c
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@@ -269,6 +269,14 @@ update_usable (struct cpu_features *cpu_features)
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/* Determine if PKU is usable. */
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if (CPU_FEATURES_CPU_P (cpu_features, OSPKE))
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CPU_FEATURE_SET (cpu_features, PKU);
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+
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+ /* Determine if Key Locker instructions are usable. */
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+ if (CPU_FEATURES_CPU_P (cpu_features, AESKLE))
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+ {
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+ CPU_FEATURE_SET (cpu_features, AESKLE);
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+ CPU_FEATURE_SET_USABLE (cpu_features, KL);
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+ CPU_FEATURE_SET_USABLE (cpu_features, WIDE_KL);
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+ }
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}
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static void
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@@ -341,6 +349,12 @@ get_common_indices (struct cpu_features *cpu_features,
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cpu_features->features[COMMON_CPUID_INDEX_D_ECX_1].cpuid.ecx,
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cpu_features->features[COMMON_CPUID_INDEX_D_ECX_1].cpuid.edx);
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+ if (cpu_features->basic.max_cpuid >= 0x19)
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+ __cpuid_count (0x19, 0,
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+ cpu_features->features[COMMON_CPUID_INDEX_19].cpuid.eax,
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+ cpu_features->features[COMMON_CPUID_INDEX_19].cpuid.ebx,
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+ cpu_features->features[COMMON_CPUID_INDEX_19].cpuid.ecx,
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+ cpu_features->features[COMMON_CPUID_INDEX_19].cpuid.edx);
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}
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b1dca6 |
_Static_assert (((index_arch_Fast_Unaligned_Load
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
diff --git a/sysdeps/x86/sys/platform/x86.h b/sysdeps/x86/sys/platform/x86.h
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
index ebc5f6fc16cb8104..bcc81ab5f8ac8265 100644
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
--- a/sysdeps/x86/sys/platform/x86.h
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+++ b/sysdeps/x86/sys/platform/x86.h
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
@@ -28,6 +28,7 @@ enum
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b1dca6 |
COMMON_CPUID_INDEX_80000007,
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
COMMON_CPUID_INDEX_80000008,
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
COMMON_CPUID_INDEX_7_ECX_1,
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+ COMMON_CPUID_INDEX_19,
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
/* Keep the following line at the end. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
COMMON_CPUID_INDEX_MAX
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
};
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
@@ -224,7 +225,7 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
/* Note: Bits 17-21: The value of MAWAU used by the BNDLDX and BNDSTX
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
instructions in 64-bit mode. */
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b1dca6 |
#define bit_cpu_RDPID (1u << 22)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
-#define bit_cpu_INDEX_7_ECX_23 (1u << 23)
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b1dca6 |
+#define bit_cpu_KL (1u << 23)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define bit_cpu_INDEX_7_ECX_24 (1u << 24)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define bit_cpu_CLDEMOTE (1u << 25)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define bit_cpu_INDEX_7_ECX_26 (1u << 26)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
@@ -312,6 +313,12 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
/* EAX. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define bit_cpu_AVX512_BF16 (1u << 5)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+/* COMMON_CPUID_INDEX_19. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+/* EBX. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+#define bit_cpu_AESKLE (1u << 0)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+#define bit_cpu_WIDE_KL (1u << 2)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
/* COMMON_CPUID_INDEX_1. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
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b1dca6 |
/* ECX. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
@@ -437,7 +444,7 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int)
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b1dca6 |
#define index_cpu_INDEX_7_ECX_15 COMMON_CPUID_INDEX_7
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define index_cpu_INDEX_7_ECX_16 COMMON_CPUID_INDEX_7
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define index_cpu_RDPID COMMON_CPUID_INDEX_7
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
-#define index_cpu_INDEX_7_ECX_23 COMMON_CPUID_INDEX_7
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+#define index_cpu_KL COMMON_CPUID_INDEX_7
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define index_cpu_INDEX_7_ECX_24 COMMON_CPUID_INDEX_7
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define index_cpu_CLDEMOTE COMMON_CPUID_INDEX_7
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define index_cpu_INDEX_7_ECX_26 COMMON_CPUID_INDEX_7
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
@@ -525,6 +532,12 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
/* EAX. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define index_cpu_AVX512_BF16 COMMON_CPUID_INDEX_7_ECX_1
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+/* COMMON_CPUID_INDEX_19. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+/* EBX. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+#define index_cpu_AESKLE COMMON_CPUID_INDEX_19
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+#define index_cpu_WIDE_KL COMMON_CPUID_INDEX_19
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
/* COMMON_CPUID_INDEX_1. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
/* ECX. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
@@ -650,7 +663,7 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define reg_INDEX_7_ECX_15 ecx
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define reg_INDEX_7_ECX_16 ecx
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define reg_RDPID ecx
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
-#define reg_INDEX_7_ECX_23 ecx
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+#define reg_KL ecx
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define reg_INDEX_7_ECX_24 ecx
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define reg_CLDEMOTE ecx
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define reg_INDEX_7_ECX_26 ecx
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
@@ -738,4 +751,10 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
/* EAX. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#define reg_AVX512_BF16 eax
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+/* COMMON_CPUID_INDEX_19. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+/* EBX. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+#define reg_AESKLE ebx
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+#define reg_WIDE_KL ebx
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
#endif /* _SYS_PLATFORM_X86_H */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
diff --git a/sysdeps/x86/tst-get-cpu-features.c b/sysdeps/x86/tst-get-cpu-features.c
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
index 95e0d33f6c7eeace..c01d701b52090983 100644
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
--- a/sysdeps/x86/tst-get-cpu-features.c
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+++ b/sysdeps/x86/tst-get-cpu-features.c
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
@@ -170,6 +170,7 @@ do_test (void)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE (AVX512_BITALG);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE (AVX512_VPOPCNTDQ);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE (RDPID);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+ CHECK_CPU_FEATURE (KL);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE (CLDEMOTE);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE (MOVDIRI);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE (MOVDIR64B);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
@@ -217,6 +218,8 @@ do_test (void)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE (INVARIANT_TSC);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE (WBNOINVD);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE (AVX512_BF16);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+ CHECK_CPU_FEATURE (AESKLE);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+ CHECK_CPU_FEATURE (WIDE_KL);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
printf ("Usable CPU features:\n");
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE_USABLE (SSE3);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
@@ -323,6 +326,7 @@ do_test (void)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE_USABLE (AVX512_BITALG);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE_USABLE (AVX512_VPOPCNTDQ);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE_USABLE (RDPID);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+ CHECK_CPU_FEATURE_USABLE (KL);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE_USABLE (CLDEMOTE);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE_USABLE (MOVDIRI);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE_USABLE (MOVDIR64B);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
@@ -370,6 +374,8 @@ do_test (void)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE_USABLE (INVARIANT_TSC);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE_USABLE (WBNOINVD);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
CHECK_CPU_FEATURE_USABLE (AVX512_BF16);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+ CHECK_CPU_FEATURE_USABLE (AESKLE);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
+ CHECK_CPU_FEATURE_USABLE (WIDE_KL);
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
return 0;
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
b1dca6 |
}
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