<sys/platform/x86.h>: Add AVX-NE-CONVERT support

Add AVX-NE-CONVERT support to <sys/platform/x86.h>.
Reviewed-by: Noah Goldstein <goldstein.w.n@gmail.com>

diff --git a/manual/platform.texi b/manual/platform.texi
index 873ea0a84a6aa43f332792644db11a3cf307c89b..1e120993d70dc66098bee6f31635343e02b63c37 100644 (file)
--- a/manual/platform.texi
+++ b/manual/platform.texi
@@ -222,6 +222,9 @@ Leaf (EAX = 23H).
 @item
 @code{AVX_IFMA} -- The AVX-IFMA instruction extensions.
 
+@item
+@code{AVX_NE_CONVERT} -- The AVX-NE-CONVERT instruction extensions.
+
 @item
 @code{AVX_VNNI} -- The AVX-VNNI instruction extensions.
 

diff --git a/sysdeps/x86/bits/platform/x86.h b/sysdeps/x86/bits/platform/x86.h
index 7b239ef1883e8d3dd87578821b06c90b92c0c0ed..d8ba33bd42f0ab94366ee57c7ebb19a8208b18c3 100644 (file)
--- a/sysdeps/x86/bits/platform/x86.h
+++ b/sysdeps/x86/bits/platform/x86.h
@@ -309,6 +309,7 @@ enum
        + cpuid_register_index_edx * 8 * sizeof (unsigned int)),
 
   x86_cpu_AVX_VNNI_INT8                = x86_cpu_index_7_ecx_1_edx + 4,
+  x86_cpu_AVX_NE_CONVERT       = x86_cpu_index_7_ecx_1_edx + 5,
 
   x86_cpu_index_19_ebx
     = (CPUID_INDEX_19 * 8 * 4 * sizeof (unsigned int)

diff --git a/sysdeps/x86/cpu-features.c b/sysdeps/x86/cpu-features.c
index f34f4884ebe8093c2f1a0d1931d9135292086966..dfd1b85dce0b1dae28dcb33705666018e3c03990 100644 (file)
--- a/sysdeps/x86/cpu-features.c
+++ b/sysdeps/x86/cpu-features.c
@@ -141,6 +141,8 @@ update_active (struct cpu_features *cpu_features)
                }
              /* Determine if AVX-IFMA is usable.  */
              CPU_FEATURE_SET_ACTIVE (cpu_features, AVX_IFMA);
+             /* Determine if AVX-NE-CONVERT is usable.  */
+             CPU_FEATURE_SET_ACTIVE (cpu_features, AVX_NE_CONVERT);
              /* Determine if AVX-VNNI is usable.  */
              CPU_FEATURE_SET_ACTIVE (cpu_features, AVX_VNNI);
              /* Determine if AVX-VNNI-INT8 is usable.  */

diff --git a/sysdeps/x86/include/cpu-features.h b/sysdeps/x86/include/cpu-features.h
index 5e09c58d9ce0ee5976779e10118112ef4eb9ae70..673cf8ca92cd26f4be84231e23dc682257e2b9d2 100644 (file)
--- a/sysdeps/x86/include/cpu-features.h
+++ b/sysdeps/x86/include/cpu-features.h
@@ -316,6 +316,7 @@ enum
 
 /* EDX.  */
 #define bit_cpu_AVX_VNNI_INT8  (1u << 4)
+#define bit_cpu_AVX_NE_CONVERT (1u << 5)
 
 /* CPUID_INDEX_19.  */
 
@@ -556,6 +557,7 @@ enum
 #define index_cpu_AVX_IFMA     CPUID_INDEX_7_ECX_1
 #define index_cpu_LAM          CPUID_INDEX_7_ECX_1
 #define index_cpu_AVX_VNNI_INT8        CPUID_INDEX_7_ECX_1
+#define index_cpu_AVX_NE_CONVERT CPUID_INDEX_7_ECX_1
 
 /* CPUID_INDEX_19.  */
 
@@ -798,6 +800,7 @@ enum
 
 /* EDX.  */
 #define reg_AVX_VNNI_INT8      edx
+#define reg_AVX_NE_CONVERT     edx
 
 /* CPUID_INDEX_19.  */
 

diff --git a/sysdeps/x86/tst-get-cpu-features.c b/sysdeps/x86/tst-get-cpu-features.c
index f0585cf330069cfc1b1131603328dc08942f389b..bb1b67fd1c88acf4809bb176022d3b3aa85a6ba1 100644 (file)
--- a/sysdeps/x86/tst-get-cpu-features.c
+++ b/sysdeps/x86/tst-get-cpu-features.c
@@ -216,6 +216,7 @@ do_test (void)
   CHECK_CPU_FEATURE_PRESENT (LAM);
   CHECK_CPU_FEATURE_PRESENT (MSRLIST);
   CHECK_CPU_FEATURE_PRESENT (AVX_VNNI_INT8);
+  CHECK_CPU_FEATURE_PRESENT (AVX_NE_CONVERT);
   CHECK_CPU_FEATURE_PRESENT (AESKLE);
   CHECK_CPU_FEATURE_PRESENT (WIDE_KL);
   CHECK_CPU_FEATURE_PRESENT (PTWRITE);
@@ -384,6 +385,7 @@ do_test (void)
   CHECK_CPU_FEATURE_ACTIVE (AMX_FP16);
   CHECK_CPU_FEATURE_ACTIVE (AVX_IFMA);
   CHECK_CPU_FEATURE_ACTIVE (AVX_VNNI_INT8);
+  CHECK_CPU_FEATURE_ACTIVE (AVX_NE_CONVERT);
   CHECK_CPU_FEATURE_ACTIVE (AESKLE);
   CHECK_CPU_FEATURE_ACTIVE (WIDE_KL);
   CHECK_CPU_FEATURE_ACTIVE (PTWRITE);