fix darwin cpu feature detect issue

internal/cpuid/cpuid_amd64.go

@@ -0,0 +1,6 @@
+package cpuid
+
+import "golang.org/x/sys/cpu"
+
+var HasAES = cpu.X86.HasAES
+var HasGFMUL = cpu.X86.HasPCLMULQDQ

internal/cpuid/cpuid_arm64.go

@@ -0,0 +1,6 @@
+package cpuid
+
+import "golang.org/x/sys/cpu"
+
+var HasAES = cpu.ARM64.HasAES
+var HasGFMUL = cpu.ARM64.HasPMULL

internal/cpuid/cpuid_arm64_darwin.go

@@ -0,0 +1,10 @@
+//go:build arm64 && darwin && !ios
+
+package cpuid
+
+// There are no hw.optional sysctl values for the below features on Mac OS 11.0
+// to detect their supported state dynamically. Assume the CPU features that
+// Apple Silicon M1 supports to be available as a minimal set of features
+// to all Go programs running on darwin/arm64.
+var HasAES = true
+var HasGFMUL = true

sm4/cipher_asm.go

@@ -7,12 +7,13 @@ import (
 	"os"
 
 	"github.com/emmansun/gmsm/internal/alias"
+	"github.com/emmansun/gmsm/internal/cpuid"
 	"golang.org/x/sys/cpu"
 )
 
 var supportSM4 = cpu.ARM64.HasSM4 && os.Getenv("DISABLE_SM4NI") != "1"
-var supportsAES = cpu.X86.HasAES || cpu.ARM64.HasAES
-var supportsGFMUL = cpu.X86.HasPCLMULQDQ || cpu.ARM64.HasPMULL
+var supportsAES = cpuid.HasAES
+var supportsGFMUL = cpuid.HasGFMUL
 var useAVX2 = cpu.X86.HasAVX2
 var useAVX = cpu.X86.HasAVX
 

zuc/eia_asm.go

@@ -2,11 +2,14 @@
 
 package zuc
 
-import "golang.org/x/sys/cpu"
+import (
+	"github.com/emmansun/gmsm/internal/cpuid"
+	"golang.org/x/sys/cpu"
+)
 
-var supportsAES = cpu.X86.HasAES || cpu.ARM64.HasAES
+var supportsAES = cpuid.HasAES
+var supportsGFMUL = cpuid.HasGFMUL
 var useAVX = cpu.X86.HasAVX
-var supportsGFMUL = cpu.X86.HasPCLMULQDQ || cpu.ARM64.HasPMULL
 
 //go:noescape
 func eia3Round16B(t *uint32, keyStream *uint32, p *byte, tagSize int)