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7167142: Consider a warning when finding a .hotspotrc or .hotspot_compiler file that isn't used

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Send warnings to output stream

Reviewed-by: dholmes, fparain
This commit is contained in:
Keith McGuigan 2012-07-02 10:54:17 -04:00
parent e9301228b4
commit 4d512adc5e
2 changed files with 30 additions and 7 deletions
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13
hotspot/src/share/vm/compiler/compilerOracle.cpp
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@ -550,10 +550,12 @@ void CompilerOracle::parse_from_line(char* line) {
}
}
static const char* default_cc_file = ".hotspot_compiler";
static const char* cc_file() {
#ifdef ASSERT
if (CompileCommandFile == NULL)
return ".hotspot_compiler";
return default_cc_file;
#endif
return CompileCommandFile;
}
@ -636,10 +638,17 @@ void compilerOracle_init() {
CompilerOracle::parse_from_string(CompileOnly, CompilerOracle::parse_compile_only);
if (CompilerOracle::has_command_file()) {
CompilerOracle::parse_from_file();
} else {
struct stat buf;
if (os::stat(default_cc_file, &buf) == 0) {
warning("%s file is present but has been ignored. "
"Run with -XX:CompileCommandFile=%s to load the file.",
default_cc_file, default_cc_file);
}
}
if (lists[PrintCommand] != NULL) {
if (PrintAssembly) {
warning("CompileCommand and/or .hotspot_compiler file contains 'print' commands, but PrintAssembly is also enabled");
warning("CompileCommand and/or %s file contains 'print' commands, but PrintAssembly is also enabled", default_cc_file);
} else if (FLAG_IS_DEFAULT(DebugNonSafepoints)) {
warning("printing of assembly code is enabled; turning on DebugNonSafepoints to gain additional output");
DebugNonSafepoints = true;