runtime/internal/sys: add arch defs for GOARCH=mips{,le}

Change-Id: I6288f1fca1ae4c64b3907af700811ee842053020
Reviewed-on: https://go-review.googlesource.com/31472
Reviewed-by: Ian Lance Taylor <iant@golang.org>

src/runtime/internal/sys/arch.go

@@ -11,6 +11,7 @@ const (
 	ARM
 	ARM64
 	I386
+	MIPS
 	MIPS64
 	PPC64
 	S390X

src/runtime/internal/sys/arch_mips.go

@@ -0,0 +1,18 @@
+// Copyright 2015 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.
+
+package sys
+
+const (
+	ArchFamily    = MIPS
+	BigEndian     = 1
+	CacheLineSize = 32
+	DefaultPhysPageSize = 65536
+	PCQuantum     = 4
+	Int64Align    = 4
+	HugePageSize  = 0
+	MinFrameSize  = 4
+)
+
+type Uintreg uint32

src/runtime/internal/sys/arch_mipsle.go

@@ -0,0 +1,18 @@
+// Copyright 2016 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.
+
+package sys
+
+const (
+	ArchFamily          = MIPS
+	BigEndian           = 0
+	CacheLineSize       = 32
+	DefaultPhysPageSize = 65536
+	PCQuantum           = 4
+	Int64Align          = 4
+	HugePageSize        = 0
+	MinFrameSize        = 4
+)
+
+type Uintreg uint32

src/runtime/internal/sys/zgoarch_mips.go

@@ -0,0 +1,26 @@
+// generated by gengoos.go using 'go generate'
+
+package sys
+
+const GOARCH = `mips`
+
+const Goarch386 = 0
+const GoarchAmd64 = 0
+const GoarchAmd64p32 = 0
+const GoarchArm = 0
+const GoarchArmbe = 0
+const GoarchArm64 = 0
+const GoarchArm64be = 0
+const GoarchPpc64 = 0
+const GoarchPpc64le = 0
+const GoarchMips = 1
+const GoarchMipsle = 0
+const GoarchMips64 = 0
+const GoarchMips64le = 0
+const GoarchMips64p32 = 0
+const GoarchMips64p32le = 0
+const GoarchPpc = 0
+const GoarchS390 = 0
+const GoarchS390x = 0
+const GoarchSparc = 0
+const GoarchSparc64 = 0

src/runtime/internal/sys/zgoarch_mipsle.go

@@ -0,0 +1,26 @@
+// generated by gengoos.go using 'go generate'
+
+package sys
+
+const GOARCH = `mipsle`
+
+const Goarch386 = 0
+const GoarchAmd64 = 0
+const GoarchAmd64p32 = 0
+const GoarchArm = 0
+const GoarchArmbe = 0
+const GoarchArm64 = 0
+const GoarchArm64be = 0
+const GoarchPpc64 = 0
+const GoarchPpc64le = 0
+const GoarchMips = 0
+const GoarchMipsle = 1
+const GoarchMips64 = 0
+const GoarchMips64le = 0
+const GoarchMips64p32 = 0
+const GoarchMips64p32le = 0
+const GoarchPpc = 0
+const GoarchS390 = 0
+const GoarchS390x = 0
+const GoarchSparc = 0
+const GoarchSparc64 = 0