Updated version of klauspost/reedsolomon with NEON support for ARM (#4865)

vendor/github.com/klauspost/reedsolomon/options.go

@@ -10,10 +10,10 @@ import (
 type Option func(*options)
 
 type options struct {
-	maxGoroutines     int
-	minSplitSize      int
-	useAVX2, useSSSE3 bool
-	usePAR1Matrix     bool
+	maxGoroutines              int
+	minSplitSize               int
+	useAVX2, useSSSE3, useSSE2 bool
+	usePAR1Matrix              bool
 }
 
 var defaultOptions = options{
@@ -28,6 +28,7 @@ func init() {
 	// Detect CPU capabilities.
 	defaultOptions.useSSSE3 = cpuid.CPU.SSSE3()
 	defaultOptions.useAVX2 = cpuid.CPU.AVX2()
+	defaultOptions.useSSE2 = cpuid.CPU.SSE2()
 }
 
 // WithMaxGoroutines is the maximum number of goroutines number for encoding & decoding.
@@ -67,6 +68,12 @@ func withAVX2(enabled bool) Option {
 	}
 }
 
+func withSSE2(enabled bool) Option {
+	return func(o *options) {
+		o.useSSE2 = enabled
+	}
+}
+
 // WithPAR1Matrix causes the encoder to build the matrix how PARv1
 // does. Note that the method they use is buggy, and may lead to cases
 // where recovery is impossible, even if there are enough parity