init: v1.0.0

sm/sm9/internal/bn256/gfp_decl.go

@@ -0,0 +1,24 @@
+//go:build (amd64 && !generic) || (arm64 && !generic)
+// +build amd64,!generic arm64,!generic
+
+package bn256
+
+// This file contains forward declarations for the architecture-specific
+// assembly implementations of these functions, provided that they exist.
+
+import "golang.org/x/sys/cpu"
+
+var hasBMI2 = cpu.X86.HasBMI2
+var _ = hasBMI2
+
+//go:noescape
+func gfpNeg(c, a *gfP) // for all a < R, return c = -a mod p, a could be > p
+
+//go:noescape
+func gfpAdd(c, a, b *gfP) // for a,b  <p
+
+//go:noescape
+func gfpSub(c, a, b *gfP) // for a, b < p
+
+//go:noescape
+func gfpMul(c, a, b *gfP) // for a*b < pR