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Diffstat (limited to 'src/mesa/pipe/llvm/storage.cpp')
| -rw-r--r-- | src/mesa/pipe/llvm/storage.cpp | 362 |
1 files changed, 0 insertions, 362 deletions
diff --git a/src/mesa/pipe/llvm/storage.cpp b/src/mesa/pipe/llvm/storage.cpp deleted file mode 100644 index 08b9d29a24a..00000000000 --- a/src/mesa/pipe/llvm/storage.cpp +++ /dev/null @@ -1,362 +0,0 @@ -/************************************************************************** - * - * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - **************************************************************************/ - - /* - * Authors: - * Zack Rusin [email protected] - */ -#ifdef MESA_LLVM - -#include "storage.h" - -#include "pipe/p_shader_tokens.h" -#include <llvm/BasicBlock.h> -#include <llvm/Module.h> -#include <llvm/Value.h> - -#include <llvm/CallingConv.h> -#include <llvm/Constants.h> -#include <llvm/DerivedTypes.h> -#include <llvm/InstrTypes.h> -#include <llvm/Instructions.h> - -using namespace llvm; - -Storage::Storage(llvm::BasicBlock *block, llvm::Value *input) - : m_block(block), - m_INPUT(input), - m_addrs(32), - m_idx(0) -{ - m_floatVecType = VectorType::get(Type::FloatTy, 4); - m_intVecType = VectorType::get(IntegerType::get(32), 4); - - m_undefFloatVec = UndefValue::get(m_floatVecType); - m_undefIntVec = UndefValue::get(m_intVecType); - m_extSwizzleVec = 0; - - m_numConsts = 0; -} - -//can only build vectors with all members in the [0, 9] range -llvm::Constant *Storage::shuffleMask(int vec) -{ - if (!m_extSwizzleVec) { - std::vector<Constant*> elems; - elems.push_back(ConstantFP::get(Type::FloatTy, APFloat(0.f))); - elems.push_back(ConstantFP::get(Type::FloatTy, APFloat(1.f))); - elems.push_back(ConstantFP::get(Type::FloatTy, APFloat(0.f))); - elems.push_back(ConstantFP::get(Type::FloatTy, APFloat(1.f))); - m_extSwizzleVec = ConstantVector::get(m_floatVecType, elems); - } - - if (m_intVecs.find(vec) != m_intVecs.end()) { - return m_intVecs[vec]; - } - int origVec = vec; - Constant* const_vec = 0; - if (origVec == 0) { - const_vec = Constant::getNullValue(m_intVecType); - } else { - int x = vec / 1000; vec -= x * 1000; - int y = vec / 100; vec -= y * 100; - int z = vec / 10; vec -= z * 10; - int w = vec; - std::vector<Constant*> elems; - elems.push_back(constantInt(x)); - elems.push_back(constantInt(y)); - elems.push_back(constantInt(z)); - elems.push_back(constantInt(w)); - const_vec = ConstantVector::get(m_intVecType, elems); - } - - m_intVecs[origVec] = const_vec; - return const_vec; -} - -llvm::ConstantInt *Storage::constantInt(int idx) -{ - if (m_constInts.find(idx) != m_constInts.end()) { - return m_constInts[idx]; - } - ConstantInt *const_int = ConstantInt::get(APInt(32, idx)); - m_constInts[idx] = const_int; - return const_int; -} - -llvm::Value *Storage::inputElement(int idx, llvm::Value *indIdx) -{ - Value *val = element(InputsArg, idx, indIdx); - LoadInst *load = new LoadInst(val, name("input"), false, m_block); - load->setAlignment(8); - - return load; -} - -llvm::Value *Storage::constElement(int idx, llvm::Value *indIdx) -{ - m_numConsts = ((idx + 1) > m_numConsts) ? (idx + 1) : m_numConsts; - - Value *elem = element(ConstsArg, idx, indIdx); - LoadInst *load = new LoadInst(elem, name("const"), false, m_block); - load->setAlignment(8); - return load; -} - -llvm::Value *Storage::shuffleVector(llvm::Value *vec, int shuffle) -{ - Constant *mask = shuffleMask(shuffle); - ShuffleVectorInst *res = - new ShuffleVectorInst(vec, m_extSwizzleVec, mask, - name("shuffle"), m_block); - return res; -} - - -llvm::Value *Storage::tempElement(int idx, llvm::Value *indIdx) -{ - Value *elem = element(TempsArg, idx, indIdx); - - LoadInst *load = new LoadInst(elem, name("temp"), false, m_block); - load->setAlignment(8); - - return load; -} - -void Storage::setTempElement(int idx, llvm::Value *val, int mask) -{ - if (mask != TGSI_WRITEMASK_XYZW) { - llvm::Value *templ = 0; - if (m_tempWriteMap[idx]) - templ = tempElement(idx); - val = maskWrite(val, mask, templ); - } - Value *elem = element(TempsArg, idx); - StoreInst *st = new StoreInst(val, elem, false, m_block); - st->setAlignment(8); - m_tempWriteMap[idx] = true; -} - -void Storage::setOutputElement(int dstIdx, llvm::Value *val, int mask) -{ - if (mask != TGSI_WRITEMASK_XYZW) { - llvm::Value *templ = 0; - if (m_destWriteMap[dstIdx]) - templ = outputElement(dstIdx); - val = maskWrite(val, mask, templ); - } - - Value *elem = element(DestsArg, dstIdx); - StoreInst *st = new StoreInst(val, elem, false, m_block); - st->setAlignment(8); - m_destWriteMap[dstIdx] = true; -} - -llvm::Value *Storage::maskWrite(llvm::Value *src, int mask, llvm::Value *templ) -{ - llvm::Value *dst = templ; - if (!dst) - dst = Constant::getNullValue(m_floatVecType); - if ((mask & TGSI_WRITEMASK_X)) { - llvm::Value *x = new ExtractElementInst(src, unsigned(0), - name("x"), m_block); - dst = new InsertElementInst(dst, x, unsigned(0), - name("dstx"), m_block); - } - if ((mask & TGSI_WRITEMASK_Y)) { - llvm::Value *y = new ExtractElementInst(src, unsigned(1), - name("y"), m_block); - dst = new InsertElementInst(dst, y, unsigned(1), - name("dsty"), m_block); - } - if ((mask & TGSI_WRITEMASK_Z)) { - llvm::Value *z = new ExtractElementInst(src, unsigned(2), - name("z"), m_block); - dst = new InsertElementInst(dst, z, unsigned(2), - name("dstz"), m_block); - } - if ((mask & TGSI_WRITEMASK_W)) { - llvm::Value *w = new ExtractElementInst(src, unsigned(3), - name("w"), m_block); - dst = new InsertElementInst(dst, w, unsigned(3), - name("dstw"), m_block); - } - return dst; -} - -const char * Storage::name(const char *prefix) -{ - ++m_idx; - snprintf(m_name, 32, "%s%d", prefix, m_idx); - return m_name; -} - -int Storage::numConsts() const -{ - return m_numConsts; -} - -llvm::Value * Storage::addrElement(int idx) const -{ - Value *ret = m_addrs[idx]; - if (!ret) - return m_undefFloatVec; - return ret; -} - -void Storage::setAddrElement(int idx, llvm::Value *val, int mask) -{ - if (mask != TGSI_WRITEMASK_XYZW) { - llvm::Value *templ = m_addrs[idx]; - val = maskWrite(val, mask, templ); - } - m_addrs[idx] = val; -} - -llvm::Value * Storage::extractIndex(llvm::Value *vec) -{ - llvm::Value *x = new ExtractElementInst(vec, unsigned(0), - name("x"), m_block); - return new FPToSIInst(x, IntegerType::get(32), name("intidx"), m_block); -} - -void Storage::setCurrentBlock(llvm::BasicBlock *block) -{ - m_block = block; -} - -llvm::Value * Storage::outputElement(int idx, llvm::Value *indIdx) -{ - Value *elem = element(DestsArg, idx, indIdx); - LoadInst *load = new LoadInst(elem, name("output"), false, m_block); - load->setAlignment(8); - - return load; -} - -llvm::Value * Storage::inputPtr() const -{ - return m_INPUT; -} - -void Storage::pushArguments(llvm::Value *input) -{ - m_argStack.push(m_INPUT); - - m_INPUT = input; -} - -void Storage::popArguments() -{ - m_INPUT = m_argStack.top(); - m_argStack.pop(); -} - -void Storage::pushTemps() -{ - m_extSwizzleVec = 0; -} - -void Storage::popTemps() -{ -} - -llvm::Value * Storage::immediateElement(int idx) -{ - return m_immediates[idx]; -} - -void Storage::addImmediate(float *val) -{ - std::vector<Constant*> vec(4); - vec[0] = ConstantFP::get(Type::FloatTy, APFloat(val[0])); - vec[1] = ConstantFP::get(Type::FloatTy, APFloat(val[1])); - vec[2] = ConstantFP::get(Type::FloatTy, APFloat(val[2])); - vec[3] = ConstantFP::get(Type::FloatTy, APFloat(val[3])); - m_immediates.push_back(ConstantVector::get(m_floatVecType, vec)); -} - - -llvm::Value * Storage::elemPtr(Args arg) -{ - std::vector<Value*> indices; - indices.push_back(constantInt(0)); - indices.push_back(constantInt(static_cast<int>(arg))); - GetElementPtrInst *getElem = new GetElementPtrInst(m_INPUT, - indices.begin(), - indices.end(), - name("input_ptr"), - m_block); - return new LoadInst(getElem, name("input_field"), false, m_block); -} - -llvm::Value * Storage::elemIdx(llvm::Value *ptr, int idx, - llvm::Value *indIdx ) -{ - GetElementPtrInst *getElem = 0; - - if (indIdx) { - getElem = new GetElementPtrInst(ptr, - BinaryOperator::create(Instruction::Add, - indIdx, - constantInt(idx), - name("add"), - m_block), - name("field"), - m_block); - } else { - getElem = new GetElementPtrInst(ptr, - constantInt(idx), - name("field"), - m_block); - } - return getElem; -} - -llvm::Value * Storage::element(Args arg, int idx, llvm::Value *indIdx ) -{ - Value *val = elemPtr(arg); - return elemIdx(val, idx, indIdx); -} - -void Storage::setKilElement(llvm::Value *val) -{ - std::vector<Value*> indices; - indices.push_back(constantInt(0)); - indices.push_back(constantInt(static_cast<int>(KilArg))); - GetElementPtrInst *elem = new GetElementPtrInst(m_INPUT, - indices.begin(), - indices.end(), - name("kil_ptr"), - m_block); - StoreInst *st = new StoreInst(val, elem, false, m_block); - st->setAlignment(8); -} - -#endif //MESA_LLVM - - |