diff options
author | Zack Rusin <zack@tungstengraphics.com> | 2008-02-14 23:50:39 -0500 |
---|---|---|
committer | Zack Rusin <zack@tungstengraphics.com> | 2008-02-15 01:17:17 -0500 |
commit | cf51d5c4210d3301c96947e6e80e71c252bc04d1 (patch) | |
tree | 05edeadfe572b6e54f502526dc60f129b9a9b616 /src/mesa/pipe/llvm/storagesoa.cpp | |
parent | f70cc89dbc8c0f3e58d6cf8eca92e2df1677c86e (diff) |
redo indirection
make all load's respect indirection
Diffstat (limited to 'src/mesa/pipe/llvm/storagesoa.cpp')
-rw-r--r-- | src/mesa/pipe/llvm/storagesoa.cpp | 111 |
1 files changed, 87 insertions, 24 deletions
diff --git a/src/mesa/pipe/llvm/storagesoa.cpp b/src/mesa/pipe/llvm/storagesoa.cpp index f8f4193fd7..314ffe62dc 100644 --- a/src/mesa/pipe/llvm/storagesoa.cpp +++ b/src/mesa/pipe/llvm/storagesoa.cpp @@ -136,10 +136,17 @@ std::vector<llvm::Value*> StorageSoa::inputElement(int idx, llvm::Value *indIdx) { std::vector<llvm::Value*> res(4); - res[0] = element(m_input, idx, 0); - res[1] = element(m_input, idx, 1); - res[2] = element(m_input, idx, 2); - res[3] = element(m_input, idx, 3); + if (!indIdx) { + res[0] = element(m_input, idx, 0); + res[1] = element(m_input, idx, 1); + res[2] = element(m_input, idx, 2); + res[3] = element(m_input, idx, 3); + } else { + res[0] = indirectElement(m_input, indIdx, 0); + res[1] = indirectElement(m_input, indIdx, 1); + res[2] = indirectElement(m_input, indIdx, 2); + res[3] = indirectElement(m_input, indIdx, 3); + } return res; } @@ -147,10 +154,18 @@ std::vector<llvm::Value*> StorageSoa::inputElement(int idx, llvm::Value *indIdx) std::vector<llvm::Value*> StorageSoa::constElement(int idx, llvm::Value *indIdx) { std::vector<llvm::Value*> res(4); - llvm::Value *xChannel = elementPointer(m_consts, idx, 0); - llvm::Value *yChannel = elementPointer(m_consts, idx, 1); - llvm::Value *zChannel = elementPointer(m_consts, idx, 2); - llvm::Value *wChannel = elementPointer(m_consts, idx, 3); + llvm::Value *xChannel, *yChannel, *zChannel, *wChannel; + if (!indIdx) { + xChannel = elementPointer(m_consts, idx, 0); + yChannel = elementPointer(m_consts, idx, 1); + zChannel = elementPointer(m_consts, idx, 2); + wChannel = elementPointer(m_consts, idx, 3); + } else { + xChannel = indirectElementPointer(m_consts, indIdx, 0); + yChannel = indirectElementPointer(m_consts, indIdx, 1); + zChannel = indirectElementPointer(m_consts, indIdx, 2); + wChannel = indirectElementPointer(m_consts, indIdx, 3); + } res[0] = alignedArrayLoad(xChannel); res[1] = alignedArrayLoad(yChannel); @@ -164,10 +179,17 @@ std::vector<llvm::Value*> StorageSoa::outputElement(int idx, llvm::Value *indIdx { std::vector<llvm::Value*> res(4); - res[0] = element(m_output, idx, 0); - res[1] = element(m_output, idx, 1); - res[2] = element(m_output, idx, 2); - res[3] = element(m_output, idx, 3); + if (!indIdx) { + res[0] = element(m_output, idx, 0); + res[1] = element(m_output, idx, 1); + res[2] = element(m_output, idx, 2); + res[3] = element(m_output, idx, 3); + } else { + res[0] = indirectElement(m_output, indIdx, 0); + res[1] = indirectElement(m_output, indIdx, 1); + res[2] = indirectElement(m_output, indIdx, 2); + res[3] = indirectElement(m_output, indIdx, 3); + } return res; } @@ -176,22 +198,36 @@ std::vector<llvm::Value*> StorageSoa::tempElement(int idx, llvm::Value *indIdx) { std::vector<llvm::Value*> res(4); - res[0] = element(m_temps, idx, 0); - res[1] = element(m_temps, idx, 1); - res[2] = element(m_temps, idx, 2); - res[3] = element(m_temps, idx, 3); + if (!indIdx) { + res[0] = element(m_temps, idx, 0); + res[1] = element(m_temps, idx, 1); + res[2] = element(m_temps, idx, 2); + res[3] = element(m_temps, idx, 3); + } else { + res[0] = indirectElement(m_temps, indIdx, 0); + res[1] = indirectElement(m_temps, indIdx, 1); + res[2] = indirectElement(m_temps, indIdx, 2); + res[3] = indirectElement(m_temps, indIdx, 3); + } return res; } -std::vector<llvm::Value*> StorageSoa::immediateElement(int idx) +std::vector<llvm::Value*> StorageSoa::immediateElement(int idx, llvm::Value *indIdx) { std::vector<llvm::Value*> res(4); - res[0] = element(m_immediates, idx, 0); - res[1] = element(m_immediates, idx, 1); - res[2] = element(m_immediates, idx, 2); - res[3] = element(m_immediates, idx, 3); + if (!indIdx) { + res[0] = element(m_immediates, idx, 0); + res[1] = element(m_immediates, idx, 1); + res[2] = element(m_immediates, idx, 2); + res[3] = element(m_immediates, idx, 3); + } else { + res[0] = indirectElement(m_immediates, indIdx, 0); + res[1] = indirectElement(m_immediates, indIdx, 1); + res[2] = indirectElement(m_immediates, indIdx, 2); + res[3] = indirectElement(m_immediates, indIdx, 3); + } return res; } @@ -295,7 +331,7 @@ std::vector<llvm::Value*> StorageSoa::load(Argument type, int idx, int swizzle, val = constElement(idx, indIdx); break; case Immediate: - val = immediateElement(idx); + val = immediateElement(idx, indIdx); break; case Address: debug_printf("Address not handled in the load phase!\n"); @@ -365,16 +401,43 @@ void StorageSoa::store(Argument type, int idx, const std::vector<llvm::Value*> & void StorageSoa::addAddress(int idx) { + VectorType *vectorType = VectorType::get(Type::FloatTy, 4); GlobalVariable *val = new GlobalVariable( - /*Type=*/IntegerType::get(32), + /*Type=*/vectorType, /*isConstant=*/false, /*Linkage=*/GlobalValue::ExternalLinkage, /*Initializer=*/0, // has initializer, specified below /*Name=*/name("address"), currentModule()); //val->setInitializer(Constant::getNullValue(IntegerType::get(32))); - val->setInitializer(constantInt(1)); + //val->setInitializer(constantInt(1)); debug_printf("adding to %d\n", idx); m_addresses[idx] = val; } + +llvm::Value * StorageSoa::indirectElementPointer(llvm::Value *ptr, llvm::Value *indIdx, + int channel) const +{ + std::vector<Value*> indices; + if (m_immediates == ptr) + indices.push_back(constantInt(0)); + indices.push_back(indIdx); + indices.push_back(constantInt(channel)); + + GetElementPtrInst *getElem = new GetElementPtrInst(ptr, + indices.begin(), + indices.end(), + name("ptr"), + m_block); + return getElem; +} + +llvm::Value * StorageSoa::indirectElement(llvm::Value *ptr, llvm::Value *indIdx, + int channel) const +{ + llvm::Value *res = indirectElementPointer(ptr, indIdx, channel); + LoadInst *load = new LoadInst(res, name("element"), false, m_block); + //load->setAlignment(8); + return load; +} |