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Expose the low level DCE mechanism to external users

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1082 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2001-11-01 07:00:21 +00:00
parent 35d64564c8
commit fd0375bf86
1 changed files with 9 additions and 0 deletions
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9
include/llvm/Transforms/Scalar/DCE.h
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@ -9,6 +9,7 @@
#define LLVM_OPT_DCE_H
#include "llvm/Pass.h"
#include "llvm/BasicBlock.h"
namespace opt {
@ -17,6 +18,14 @@ struct DeadCodeElimination : public Pass {
//
static bool doDCE(Method *M);
// dceInstruction - Inspect the instruction at *BBI and figure out if it's
// [trivially] dead. If so, remove the instruction and update the iterator
// to point to the instruction that immediately succeeded the original
// instruction.
//
static bool dceInstruction(BasicBlock::InstListType &BBIL,
BasicBlock::iterator &BBI);
// Remove unused global values - This removes unused global values of no
// possible value. This currently includes unused method prototypes and
// unitialized global variables.