6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-07-29 10:25:12 +00:00
Code Issues Projects Releases Wiki Activity

Implement a more powerful, simpler, pass system. This pass system can figure

Browse Source 
out how to run a collection of passes optimially given their behaviors and
charactaristics.

Convert code to use it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1507 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2002-01-21 07:31:50 +00:00
parent aff5bcebb7
commit f4de63f65f
32 changed files with 238 additions and 208 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
include/llvm/Assembly/PrintModulePass.h
View File

@@ -1,7 +1,9 @@
//===- llvm/Assembly/PrintModulePass.h - Printing Pass -----------*- C++ -*--=//
//
// This file defines a simple pass to print out methods of a module as they are
// processed.
// This file defines two passes to print out a module. The PrintModulePass
// pass simply prints out the entire module when it is executed. The
// PrintMethodPass class is designed to be pipelined with other MethodPass's,
// and prints out the methods of the class as they are processed.
//
//===----------------------------------------------------------------------===//
@@ -13,36 +15,42 @@
#include <iostream>
class PrintModulePass : public Pass {
std::string Banner; // String to print before each method
std::ostream *Out; // ostream to print on
bool DeleteStream; // Delete the ostream in our dtor?
bool PrintPerMethod; // Print one method at a time rather than the whole?
public:
inline PrintModulePass(const std::string &B, std::ostream *o = &std::cout,
bool DS = false,
bool printPerMethod = true)
: Banner(B), Out(o), DeleteStream(DS), PrintPerMethod(printPerMethod) {
inline PrintModulePass(std::ostream *o = &std::cout, bool DS = false)
: Out(o), DeleteStream(DS) {
}
inline ~PrintModulePass() {
if (DeleteStream) delete Out;
}
// doPerMethodWork - This pass just prints a banner followed by the method as
// it's processed.
//
bool doPerMethodWork(Method *M) {
if (PrintPerMethod)
(*Out) << Banner << M;
bool run(Module *M) {
(*Out) << M;
return false;
}
};
// doPassFinalization - Virtual method overriden by subclasses to do any post
// processing needed after all passes have run.
class PrintMethodPass : public MethodPass {
std::string Banner; // String to print before each method
std::ostream *Out; // ostream to print on
bool DeleteStream; // Delete the ostream in our dtor?
public:
inline PrintMethodPass(const std::string &B, std::ostream *o = &std::cout,
bool DS = false)
: Banner(B), Out(o), DeleteStream(DS) {
}
inline ~PrintMethodPass() {
if (DeleteStream) delete Out;
}
// runOnMethod - This pass just prints a banner followed by the method as
// it's processed.
//
bool doPassFinalization(Module *M) {
if (! PrintPerMethod)
(*Out) << Banner << M;
bool runOnMethod(Method *M) {
(*Out) << Banner << M;
return false;
}
};