7a9389330e
gcc/: * gcc.c (default_compilers): Add entry for ".go". * common.opt: Add -static-libgo as a driver option. * doc/install.texi (Configuration): Mention libgo as an option for --enable-shared. Mention go as an option for --enable-languages. * doc/invoke.texi (Overall Options): Mention .go as a file name suffix. Mention go as a -x option. * doc/frontends.texi (G++ and GCC): Mention Go as a supported language. * doc/sourcebuild.texi (Top Level): Mention libgo. * doc/standards.texi (Standards): Add section on Go language. Move references for other languages into their own section. * doc/contrib.texi (Contributors): Mention that I contributed the Go frontend. gcc/testsuite/: * lib/go.exp: New file. * lib/go-dg.exp: New file. * lib/go-torture.exp: New file. * lib/target-supports.exp (check_compile): Match // Go. From-SVN: r167407
58 lines
959 B
Plaintext
58 lines
959 B
Plaintext
// Copyright 2009, 2010 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package runtime
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#include "runtime.h"
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#define charntorune(pv, str, len) __go_get_rune(str, len, pv)
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enum
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{
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Runeself = 0x80,
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};
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func stringiter(s String, k int32) (retk int32) {
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int32 l, n;
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if(k >= s.__length) {
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// retk=0 is end of iteration
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retk = 0;
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goto out;
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}
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l = s.__data[k];
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if(l < Runeself) {
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retk = k+1;
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goto out;
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}
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// multi-char rune
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n = charntorune(&l, s.__data+k, s.__length-k);
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retk = k + (n ? n : 1);
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out:
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}
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func stringiter2(s String, k int32) (retk int32, retv int32) {
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int32 n;
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if(k >= s.__length) {
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// retk=0 is end of iteration
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retk = 0;
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retv = 0;
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goto out;
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}
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retv = s.__data[k];
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if(retv < Runeself) {
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retk = k+1;
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goto out;
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}
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// multi-char rune
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n = charntorune(&retv, s.__data+k, s.__length-k);
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retk = k + (n ? n : 1);
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out:
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}
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