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author | Chris Lattner <sabre@nondot.org> | 2009-01-05 23:53:12 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2009-01-05 23:53:12 +0000 |
commit | 159c35b3ee500b521d682cf585e61dea2858d0dc (patch) | |
tree | 7e4fe7adb82673bbce6c905dc1e0fcc8f9b1e7a0 /include | |
parent | 06ebbcc71de34fdbf6e652b2b48a2d50b6331ddc (diff) | |
download | external_llvm-159c35b3ee500b521d682cf585e61dea2858d0dc.zip external_llvm-159c35b3ee500b521d682cf585e61dea2858d0dc.tar.gz external_llvm-159c35b3ee500b521d682cf585e61dea2858d0dc.tar.bz2 |
Change m_ConstantInt and m_SelectCst to take their constant integers
as template arguments instead of as instance variables, exposing more
optimization opportunities to the compiler earlier.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61776 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include')
-rw-r--r-- | include/llvm/Support/PatternMatch.h | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/include/llvm/Support/PatternMatch.h b/include/llvm/Support/PatternMatch.h index 55b4b6a..98964eb 100644 --- a/include/llvm/Support/PatternMatch.h +++ b/include/llvm/Support/PatternMatch.h @@ -51,10 +51,8 @@ inline leaf_ty<Value> m_Value() { return leaf_ty<Value>(); } /// m_ConstantInt() - Match an arbitrary ConstantInt and ignore it. inline leaf_ty<ConstantInt> m_ConstantInt() { return leaf_ty<ConstantInt>(); } +template<int64_t Val> struct constantint_ty { - int64_t Val; - explicit constantint_ty(int64_t val) : Val(val) {} - template<typename ITy> bool match(ITy *V) { if (const ConstantInt *CI = dyn_cast<ConstantInt>(V)) { @@ -72,8 +70,9 @@ struct constantint_ty { /// m_ConstantInt(int64_t) - Match a ConstantInt with a specific value /// and ignore it. -inline constantint_ty m_ConstantInt(int64_t Val) { - return constantint_ty(Val); +template<int64_t Val> +inline constantint_ty<Val> m_ConstantInt() { + return constantint_ty<Val>(); } struct zero_ty { @@ -393,12 +392,12 @@ m_Select(const Cond &C, const LHS &L, const RHS &R) { /// m_SelectCst - This matches a select of two constants, e.g.: /// m_SelectCst(m_Value(V), -1, 0) -template<typename Cond> -inline SelectClass_match<Cond, constantint_ty, constantint_ty> -m_SelectCst(const Cond &C, int64_t L, int64_t R) { - return SelectClass_match<Cond, constantint_ty, - constantint_ty>(C, m_ConstantInt(L), - m_ConstantInt(R)); +template<int64_t L, int64_t R, typename Cond> +inline SelectClass_match<Cond, constantint_ty<L>, constantint_ty<R> > +m_SelectCst(const Cond &C) { + return SelectClass_match<Cond, constantint_ty<L>, + constantint_ty<R> >(C, m_ConstantInt<L>(), + m_ConstantInt<R>()); } |