X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=docs%2FStacker.html;h=81b623efa9a15eca20c51a6d4b78b7f755147b7c;hb=6fa1c051dc515b6fd1f9a26ac12fed985469bff5;hp=c969671229a4d09ff244353e26e7fb22f020f160;hpb=79070057c1d564e51b4e1888cd250a995e803c6f;p=oota-llvm.git diff --git a/docs/Stacker.html b/docs/Stacker.html index c969671229a..81b623efa9a 100644 --- a/docs/Stacker.html +++ b/docs/Stacker.html @@ -219,8 +219,8 @@ should be constructed. In general, here's what I learned:

The foregoing is such an important principal, its worth making an idiom:

-BasicBlock* bb = new BasicBlock();
-bb->getInstList().push_back( new Branch( ... ) );
+BasicBlock* bb = BasicBlock::Create();
+bb->getInstList().push_back( BranchInst::Create( ... ) );
 new Instruction(..., bb->getTerminator() );
 

To make this clear, consider the typical if-then-else statement @@ -232,16 +232,16 @@ BasicBlock* MyCompiler::handle_if( BasicBlock* bb, ICmpInst* condition ) { // Create the blocks to contain code in the structure of if/then/else - BasicBlock* then_bb = new BasicBlock(); - BasicBlock* else_bb = new BasicBlock(); - BasicBlock* exit_bb = new BasicBlock(); + BasicBlock* then_bb = BasicBlock::Create(); + BasicBlock* else_bb = BasicBlock::Create(); + BasicBlock* exit_bb = BasicBlock::Create(); // Insert the branch instruction for the "if" - bb->getInstList().push_back( new BranchInst( then_bb, else_bb, condition ) ); + bb->getInstList().push_back( BranchInst::Create( then_bb, else_bb, condition ) ); // Set up the terminating instructions - then->getInstList().push_back( new BranchInst( exit_bb ) ); - else->getInstList().push_back( new BranchInst( exit_bb ) ); + then->getInstList().push_back( BranchInst::Create( exit_bb ) ); + else->getInstList().push_back( BranchInst::Create( exit_bb ) ); // Fill in the then part .. details excised for brevity this->fill_in( then_bb ); @@ -310,7 +310,7 @@ things, this leads to the idiom: std::vector<Value*> index_vector; index_vector.push_back( ConstantInt::get( Type::LongTy, 0 ); // ... push other indices ... -GetElementPtrInst* gep = new GetElementPtrInst( ptr, index_vector ); +GetElementPtrInst* gep = GetElementPtrInst::Create( ptr, index_vector );

For example, suppose we have a global variable whose type is [24 x int]. The variable itself represents a pointer to that array. To subscript the