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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [go/] [gofrontend/] [go-optimize.cc] - Blame information for rev 714

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1 714 jeremybenn
// go-optimize.cc -- Go frontend optimizer flags.
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// Copyright 2011 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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#include "go-system.h"
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#include "go-c.h"
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#include "go-optimize.h"
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namespace {
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// The list of optimizations.
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Go_optimize* optimizations;
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} // End empty namespace.
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// Create a new optimization.
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Go_optimize::Go_optimize(const char* name)
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  : next_(optimizations), name_(name), is_enabled_(false)
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{
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  optimizations = this;
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}
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// Enable an optimization by name.
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bool
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Go_optimize::enable_by_name(const char* name)
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{
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  bool is_all = strcmp(name, "all") == 0;
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  bool found = false;
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  for (Go_optimize* p = optimizations; p != NULL; p = p->next_)
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    {
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      if (is_all || strcmp(name, p->name_) == 0)
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        {
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          p->is_enabled_ = true;
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          found = true;
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        }
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    }
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  return found;
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}
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// Enable an optimization.  Return 1 if this is a real name, 0 if not.
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GO_EXTERN_C
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int
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go_enable_optimize(const char* name)
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{
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  return Go_optimize::enable_by_name(name) ? 1 : 0;
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}

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