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| author | Misha Brukman <brukman+llvm@gmail.com> | 2004-07-02 15:48:33 +0000 |
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| committer | Misha Brukman <brukman+llvm@gmail.com> | 2004-07-02 15:48:33 +0000 |
| commit | 693464c57ae2286dba93a0e74edc54a45222dcd7 (patch) | |
| tree | 972296d5092d7e3a4f8dbda7fc3ab31a02e6e4f9 /docs/CommandGuide/llc.html | |
| parent | 66a72ef15a403ebc292f7a226e436e9e2607d10b (diff) | |
The HTML documentation is now automatically generated from POD source.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14578 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'docs/CommandGuide/llc.html')
| -rw-r--r-- | docs/CommandGuide/llc.html | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/docs/CommandGuide/llc.html b/docs/CommandGuide/llc.html deleted file mode 100644 index 3a1efd1df1..0000000000 --- a/docs/CommandGuide/llc.html +++ /dev/null @@ -1,220 +0,0 @@ -<html> -<title>LLVM: llc tool</title> - -<body bgcolor=white> - -<center><h1>LLVM: <tt>llc</tt> tool</h1></center> -<HR> - -<h3>NAME</h3> -<tt>llc</tt> - -<h3>SYNOPSIS</h3> -<tt>llc [options] [filename]</tt> - -<h3>DESCRIPTION</h3> - -The <tt>llc</tt> command compiles LLVM bytecode into assembly language for a -specified architecture. The assembly language output can then be passed through -a native assembler and linker to generate native code. -<p> -The choice of architecture for the output assembly code is determined as -follows: - -<ul> - <li> - If the user has specified an architecture with the -m option, use that - architecture. - <p> - - <li> - Examine the input LLVM bytecode file: - <ul> - <li> - If it specifies little endian and a pointer size of 32 bits, select the - x86 architecture. - <p> - - <li> - If it specifies big endian and a pointer size of 64 bit pointers, - select the SparcV9 architecture. - </ul> - <p> - - <li> - If <tt>llc</tt> was compiled on an architecture for which it can - generate code, select the architecture upon which <tt>llc</tt> was - compiled. - <p> - - <li> - Print a message to the user asking him or her to specify the output - architecture explicitly. -</ul> - -<p> - -If filename is not specified, or if filename is -, <tt>llc</tt> reads its input -from standard input. Otherwise, it will read its input from filename. -<p> - -If the -o option is left unspecified, then <tt>llc</tt> will send its output to standard -output if the input is from standard input. If the -o option specifies -, then -the output will also be sent to standard output. -<p> - -If no -o option is specified and an input file other than - is specified, then -<tt>llc</tt> creates the output filename as follows: - -<ul> - <li> - If the file ends in .bc, then the .bc suffix is removed, and the .s suffix - is appended. - <p> - <li> - Otherwise, the .s suffix is appended to the input filename. -</ul> - -<h3> -OPTIONS -</h3> -<ul> - <li>-f - <br> - Overwrite output files - <p> - - <li>-m<arch> - <br> - Specify the architecture for which to generate assembly. Valid - architectures are: - - <dl compact> - <dt> x86 </dt> - <dd>IA-32 (Pentium and above)</dd> - - <dt> sparcv9 </dt> - <dd>SPARC V9</dd> - - <dt> c </dt> - <dd>Emit C code</dd> - </dl> - <p> - - <li>-o <filename> - <br> - Specify the output filename. - <p> - - <li>-enable-correct-eh-support - <br> - Instruct the -lowerinvoke pass to insert code for correct exception handling - support. This is expensive and is by default omitted for efficiency. - <p> - - <li> -help - <br> - Print a summary of command line options. - <p> - - <li> -stats - <br> - Print statistics. - <p> - - <li> -time-passes - <br> - Record the amount of time needed for each pass and print it to standard - error. - <p> - -</ul> -<h4>X86 Specific Options</h4> -<ul> - <li>-disable-fp-elim - <br> - Disable frame pointer elimination optimization. - <p> - - <li>-disable-pattern-isel - <br> - Use the 'simple' X86 instruction selector (the default). - <p> - - <li>-print-machineinstrs - <br> - Print generated machine code. - <p> - - <li>-regalloc=<ra> - <br> - Specify the register allocator to use. The default is <i>local</i>. - Valid register allocators are: - <p> - <dl compact> - <dt> simple </dt> - <dd>Very simple register allocator</dd> - - <dt> local </dt> - <dd>Local register allocator</dd> - - <dt> linearscan </dt> - <dd>Linear scan global register allocator (experimental)</dd> - </dl> - - <li>-spiller=<sp> - <br> - Specify the spiller to use for register allocators that support it. - Currently this option is used by the linear scan register - allocator. The default is <i>local</i>. - Valid spillers are: - <p> - <dl compact> - <dt> simple </dt> - <dd>Simple spiller</dd> - - <dt> local </dt> - <dd>Local spiller</dd> - </dl> - -</ul> - -<h4>Sparc Specific Options</h4> -<ul> - <li>-disable-peephole - <br> - Disable peephole optimization pass. - <p> - - <li>-disable-sched - <br> - Disable local scheduling pass. - <p> - - <li>-disable-strip - <br> - Do not strip the LLVM bytecode included in executable. - <p> - - <li>-enable-maps - <br> - Emit LLVM-to-MachineCode mapping info to assembly. - <p> -</ul> - - -<h3>EXIT STATUS</h3> - -If <tt>llc</tt> succeeds, it will exit with 0. Otherwise, if an error occurs, -it will exit with a non-zero value. - -<h3> -SEE ALSO -</h3> -<a href="lli.html"><tt>lli</tt></a> - -<HR> -Maintained by the <a href="http://llvm.cs.uiuc.edu">LLVM Team</a>. -</body> -</html> - |