diff options
Diffstat (limited to 'src/runtime/noasm.go')
-rw-r--r-- | src/runtime/noasm.go | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/runtime/noasm.go b/src/runtime/noasm.go new file mode 100644 index 000000000..43c16860b --- /dev/null +++ b/src/runtime/noasm.go @@ -0,0 +1,56 @@ +// Copyright 2013 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. + +// Routines that are implemented in assembly in asm_{amd64,386}.s +// but are implemented in Go for arm. + +// +build arm power64 power64le + +package runtime + +func cmpstring(s1, s2 string) int { + l := len(s1) + if len(s2) < l { + l = len(s2) + } + for i := 0; i < l; i++ { + c1, c2 := s1[i], s2[i] + if c1 < c2 { + return -1 + } + if c1 > c2 { + return +1 + } + } + if len(s1) < len(s2) { + return -1 + } + if len(s1) > len(s2) { + return +1 + } + return 0 +} + +func cmpbytes(s1, s2 []byte) int { + l := len(s1) + if len(s2) < l { + l = len(s2) + } + for i := 0; i < l; i++ { + c1, c2 := s1[i], s2[i] + if c1 < c2 { + return -1 + } + if c1 > c2 { + return +1 + } + } + if len(s1) < len(s2) { + return -1 + } + if len(s1) > len(s2) { + return +1 + } + return 0 +} |