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| author | Reid Spencer <rspencer@reidspencer.com> | 2006-10-20 07:07:24 +0000 |
|---|---|---|
| committer | Reid Spencer <rspencer@reidspencer.com> | 2006-10-20 07:07:24 +0000 |
| commit | b83eb6447ba155342598f0fabe1f08f5baa9164a (patch) | |
| tree | a5822f5fdac89033b7b16ba8e5aaf1ae10833b1c /docs/Stacker.html | |
| parent | 6e7dd9db6bf677c9161a6ecc12f90651cf1231e0 (diff) | |
| download | external_llvm-b83eb6447ba155342598f0fabe1f08f5baa9164a.zip external_llvm-b83eb6447ba155342598f0fabe1f08f5baa9164a.tar.gz external_llvm-b83eb6447ba155342598f0fabe1f08f5baa9164a.tar.bz2 | |
For PR950:
This patch implements the first increment for the Signless Types feature.
All changes pertain to removing the ConstantSInt and ConstantUInt classes
in favor of just using ConstantInt.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31063 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'docs/Stacker.html')
| -rw-r--r-- | docs/Stacker.html | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/docs/Stacker.html b/docs/Stacker.html index 7656dc1..a49b56d 100644 --- a/docs/Stacker.html +++ b/docs/Stacker.html @@ -139,7 +139,7 @@ this: </p> Value* expression(BasicBlock* bb, Value* a, Value* b, Value* x, Value* y ) { - ConstantSInt* one = ConstantSInt::get(Type::IntTy, 1); + ConstantInt* one = ConstantInt::get(Type::IntTy, 1); BinaryOperator* or1 = BinaryOperator::createOr(a, b, "", bb); BinaryOperator* add1 = BinaryOperator::createAdd(x, one, "", bb); BinaryOperator* add2 = BinaryOperator::createAdd(y, one, "", bb); @@ -308,7 +308,7 @@ things, this leads to the idiom: </p> <pre> std::vector<Value*> index_vector; -index_vector.push_back( ConstantSInt::get( Type::LongTy, 0 ); +index_vector.push_back( ConstantInt::get( Type::LongTy, 0 ); // ... push other indices ... GetElementPtrInst* gep = new GetElementPtrInst( ptr, index_vector ); </pre> @@ -367,9 +367,9 @@ functions in the LLVM IR that make things easier. Here's what I learned: </p> <ul> <li>Constants are Values like anything else and can be operands of instructions</li> <li>Integer constants, frequently needed, can be created using the static "get" - methods of the ConstantInt, ConstantSInt, and ConstantUInt classes. The nice thing - about these is that you can "get" any kind of integer quickly.</li> - <li>There's a special method on Constant class which allows you to get the null + methods of the ConstantInt class. The nice thing about these is that you can + "get" any kind of integer quickly.</li> + <li>There's a special method on Constant class which allows you to get the null constant for <em>any</em> type. This is really handy for initializing large arrays or structures, etc.</li> </ul> |