Make Nix builds work

1 files changed, 31 insertions, 0 deletions

diff --git a/vendor/golang.org/x/sys/cpu/cpu_gccgo_x86.go b/vendor/golang.org/x/sys/cpu/cpu_gccgo_x86.go
new file mode 100644
index 0000000..99c60fe
--- /dev/null
+++ b/vendor/golang.org/x/sys/cpu/cpu_gccgo_x86.go
@@ -0,0 +1,31 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build (386 || amd64 || amd64p32) && gccgo
+
+package cpu
+
+//extern gccgoGetCpuidCount
+func gccgoGetCpuidCount(eaxArg, ecxArg uint32, eax, ebx, ecx, edx *uint32)
+
+func cpuid(eaxArg, ecxArg uint32) (eax, ebx, ecx, edx uint32) {
+        var a, b, c, d uint32
+        gccgoGetCpuidCount(eaxArg, ecxArg, &a, &b, &c, &d)
+        return a, b, c, d
+}
+
+//extern gccgoXgetbv
+func gccgoXgetbv(eax, edx *uint32)
+
+func xgetbv() (eax, edx uint32) {
+        var a, d uint32
+        gccgoXgetbv(&a, &d)
+        return a, d
+}
+
+// gccgo doesn't build on Darwin, per:
+// https://github.com/Homebrew/homebrew-core/blob/HEAD/Formula/gcc.rb#L76
+func darwinSupportsAVX512() bool {
+        return false
+}