1 //===-- WebAssemblyTargetTransformInfo.cpp - WebAssembly-specific TTI -----===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
11 /// \brief This file defines the WebAssembly-specific TargetTransformInfo
14 //===----------------------------------------------------------------------===//
16 #include "WebAssemblyTargetTransformInfo.h"
17 #include "llvm/Support/Debug.h"
18 #include "llvm/Target/CostTable.h"
21 #define DEBUG_TYPE "wasmtti"
23 TargetTransformInfo::PopcntSupportKind
24 WebAssemblyTTIImpl::getPopcntSupport(unsigned TyWidth) {
25 assert(isPowerOf2_32(TyWidth) && "Ty width must be power of 2");
26 // TODO: Make Math.popcount32 happen in WebAssembly.
27 return TTI::PSK_Software;