view gen/logger.cpp @ 1083:c1e9f612e2e2

Fix for dual operand form of fistp, also make reg ST(0) explicit and fix lindquists previous code that allowed dual operand form of fstp but dissallowed the single operand form accidently
author Kelly Wilson <wilsonk cpsc.ucalgary.ca>
date Tue, 10 Mar 2009 06:23:26 -0600
parents 18ad5601dff7
children e7f0c2b48047
line wrap: on
line source

#include <cassert>
#include <cstdarg>
#include <cstdio>
#include <cstdlib>
#include <fstream>
#include <string>

#include "mars.h"

#include "llvm/Support/CommandLine.h"
#include "gen/logger.h"

namespace Logger
{
    static std::string indent_str;

    llvm::cl::opt<bool> _enabled("vv",
        llvm::cl::desc("Very verbose"),
        llvm::cl::ZeroOrMore);

    void indent()
    {
        if (_enabled) {
            indent_str += "* ";
        }
    }
    void undent()
    {
        if (_enabled) {
            assert(!indent_str.empty());
            indent_str.resize(indent_str.size()-2);
        }
    }
    llvm::OStream cout()
    {
        if (_enabled)
            return llvm::cout << indent_str;
        else
            return 0;
    }
    void println(const char* fmt,...)
    {
        if (_enabled) {
            printf("%s", indent_str.c_str());
            va_list va;
            va_start(va,fmt);
            vprintf(fmt,va);
            va_end(va);
            printf("\n");
        }
    }
    void print(const char* fmt,...)
    {
        if (_enabled) {
            printf("%s", indent_str.c_str());
            va_list va;
            va_start(va,fmt);
            vprintf(fmt,va);
            va_end(va);
        }
    }
    void enable()
    {
        _enabled = true;
    }
    void disable()
    {
        _enabled = false;
    }
    bool enabled()
    {
        return _enabled;
    }
    void attention(const Loc& loc, const char* fmt,...)
    {
        printf("Warning: %s: ", loc.toChars());
        va_list va;
        va_start(va,fmt);
        vprintf(fmt,va);
        va_end(va);
        printf("\n");
    }
}