diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/pipe/llvm/gallivm_builtins.cpp | 151 | ||||
| -rw-r--r-- | src/mesa/pipe/llvm/instructions.cpp | 181 | ||||
| -rw-r--r-- | src/mesa/pipe/llvm/llvm_builtins.c | 59 |
3 files changed, 215 insertions, 176 deletions
diff --git a/src/mesa/pipe/llvm/gallivm_builtins.cpp b/src/mesa/pipe/llvm/gallivm_builtins.cpp new file mode 100644 index 00000000000..4acbedc5668 --- /dev/null +++ b/src/mesa/pipe/llvm/gallivm_builtins.cpp @@ -0,0 +1,151 @@ +// Generated by llvm2cpp - DO NOT MODIFY! + + +Module* createGallivmBuiltins(Module *mod) { + +mod->setModuleIdentifier("shader"); + +// Type Definitions +std::vector<const Type*>FuncTy_0_args; +FuncTy_0_args.push_back(Type::FloatTy); +FuncTy_0_args.push_back(Type::FloatTy); +ParamAttrsList *FuncTy_0_PAL = 0; +FunctionType* FuncTy_0 = FunctionType::get( + /*Result=*/Type::FloatTy, + /*Params=*/FuncTy_0_args, + /*isVarArg=*/false, + /*ParamAttrs=*/FuncTy_0_PAL); + +PointerType* PointerTy_1 = PointerType::get(FuncTy_0); + +VectorType* VectorTy_2 = VectorType::get(Type::FloatTy, 4); + +std::vector<const Type*>FuncTy_3_args; +FuncTy_3_args.push_back(VectorTy_2); +ParamAttrsList *FuncTy_3_PAL = 0; +FunctionType* FuncTy_3 = FunctionType::get( + /*Result=*/VectorTy_2, + /*Params=*/FuncTy_3_args, + /*isVarArg=*/false, + /*ParamAttrs=*/FuncTy_3_PAL); + + +// Function Declarations + +Function* func_approx = new Function( + /*Type=*/FuncTy_0, + /*Linkage=*/GlobalValue::ExternalLinkage, + /*Name=*/"approx", mod); +func_approx->setCallingConv(CallingConv::C); + +Function* func_powf = new Function( + /*Type=*/FuncTy_0, + /*Linkage=*/GlobalValue::ExternalLinkage, + /*Name=*/"powf", mod); // (external, no body) +func_powf->setCallingConv(CallingConv::C); + +Function* func_lit = new Function( + /*Type=*/FuncTy_3, + /*Linkage=*/GlobalValue::ExternalLinkage, + /*Name=*/"lit", mod); +func_lit->setCallingConv(CallingConv::C); + +// Global Variable Declarations + + +// Constant Definitions +ConstantFP* const_float_4 = ConstantFP::get(Type::FloatTy, APFloat(-1.280000e+02f)); +ConstantFP* const_float_5 = ConstantFP::get(Type::FloatTy, APFloat(1.280000e+02f)); +Constant* const_float_6 = Constant::getNullValue(Type::FloatTy); +Constant* const_int32_7 = Constant::getNullValue(IntegerType::get(32)); +std::vector<Constant*> const_packed_8_elems; +ConstantFP* const_float_9 = ConstantFP::get(Type::FloatTy, APFloat(1.000000e+00f)); +const_packed_8_elems.push_back(const_float_9); +UndefValue* const_float_10 = UndefValue::get(Type::FloatTy); +const_packed_8_elems.push_back(const_float_10); +const_packed_8_elems.push_back(const_float_10); +const_packed_8_elems.push_back(const_float_9); +Constant* const_packed_8 = ConstantVector::get(VectorTy_2, const_packed_8_elems); +ConstantInt* const_int32_11 = ConstantInt::get(APInt(32, "1", 10)); +ConstantInt* const_int32_12 = ConstantInt::get(APInt(32, "3", 10)); +ConstantInt* const_int32_13 = ConstantInt::get(APInt(32, "2", 10)); +std::vector<Constant*> const_packed_14_elems; +const_packed_14_elems.push_back(const_float_9); +const_packed_14_elems.push_back(const_float_6); +const_packed_14_elems.push_back(const_float_6); +const_packed_14_elems.push_back(const_float_9); +Constant* const_packed_14 = ConstantVector::get(VectorTy_2, const_packed_14_elems); + +// Global Variable Definitions + +// Function Definitions + +// Function: approx (func_approx) +{ + Function::arg_iterator args = func_approx->arg_begin(); + Value* float_a = args++; + float_a->setName("a"); + Value* float_b = args++; + float_b->setName("b"); + + BasicBlock* label_entry = new BasicBlock("entry",func_approx,0); + + // Block entry (label_entry) + FCmpInst* int1_cmp = new FCmpInst(FCmpInst::FCMP_OLT, float_b, const_float_4, "cmp", label_entry); + SelectInst* float_b_addr_0 = new SelectInst(int1_cmp, const_float_4, float_b, "b.addr.0", label_entry); + FCmpInst* int1_cmp3 = new FCmpInst(FCmpInst::FCMP_OGT, float_b_addr_0, const_float_5, "cmp3", label_entry); + SelectInst* float_b_addr_1 = new SelectInst(int1_cmp3, const_float_5, float_b_addr_0, "b.addr.1", label_entry); + FCmpInst* int1_cmp7 = new FCmpInst(FCmpInst::FCMP_OLT, float_a, const_float_6, "cmp7", label_entry); + SelectInst* float_a_addr_0 = new SelectInst(int1_cmp7, const_float_6, float_a, "a.addr.0", label_entry); + std::vector<Value*> float_call_params; + float_call_params.push_back(float_a_addr_0); + float_call_params.push_back(float_b_addr_1); + CallInst* float_call = new CallInst(func_powf, float_call_params.begin(), float_call_params.end(), "call", label_entry); + float_call->setCallingConv(CallingConv::C); + float_call->setTailCall(true); + new ReturnInst(float_call, label_entry); + +} + +// Function: lit (func_lit) +{ + Function::arg_iterator args = func_lit->arg_begin(); + Value* packed_tmp = args++; + packed_tmp->setName("tmp"); + + BasicBlock* label_entry_16 = new BasicBlock("entry",func_lit,0); + BasicBlock* label_ifthen = new BasicBlock("ifthen",func_lit,0); + BasicBlock* label_UnifiedReturnBlock = new BasicBlock("UnifiedReturnBlock",func_lit,0); + + // Block entry (label_entry_16) + ExtractElementInst* float_tmp7 = new ExtractElementInst(packed_tmp, const_int32_7, "tmp7", label_entry_16); + FCmpInst* int1_cmp_17 = new FCmpInst(FCmpInst::FCMP_OGT, float_tmp7, const_float_6, "cmp", label_entry_16); + new BranchInst(label_ifthen, label_UnifiedReturnBlock, int1_cmp_17, label_entry_16); + + // Block ifthen (label_ifthen) + InsertElementInst* packed_tmp12 = new InsertElementInst(const_packed_8, float_tmp7, const_int32_11, "tmp12", label_ifthen); + ExtractElementInst* float_tmp14 = new ExtractElementInst(packed_tmp, const_int32_11, "tmp14", label_ifthen); + ExtractElementInst* float_tmp16 = new ExtractElementInst(packed_tmp, const_int32_12, "tmp16", label_ifthen); + FCmpInst* int1_cmp_i = new FCmpInst(FCmpInst::FCMP_OLT, float_tmp16, const_float_4, "cmp.i", label_ifthen); + SelectInst* float_b_addr_0_i = new SelectInst(int1_cmp_i, const_float_4, float_tmp16, "b.addr.0.i", label_ifthen); + FCmpInst* int1_cmp3_i = new FCmpInst(FCmpInst::FCMP_OGT, float_b_addr_0_i, const_float_5, "cmp3.i", label_ifthen); + SelectInst* float_b_addr_1_i = new SelectInst(int1_cmp3_i, const_float_5, float_b_addr_0_i, "b.addr.1.i", label_ifthen); + FCmpInst* int1_cmp7_i = new FCmpInst(FCmpInst::FCMP_OLT, float_tmp14, const_float_6, "cmp7.i", label_ifthen); + SelectInst* float_a_addr_0_i = new SelectInst(int1_cmp7_i, const_float_6, float_tmp14, "a.addr.0.i", label_ifthen); + std::vector<Value*> float_call_i_params; + float_call_i_params.push_back(float_a_addr_0_i); + float_call_i_params.push_back(float_b_addr_1_i); + CallInst* float_call_i = new CallInst(func_powf, float_call_i_params.begin(), float_call_i_params.end(), "call.i", label_ifthen); + float_call_i->setCallingConv(CallingConv::C); + float_call_i->setTailCall(true); + InsertElementInst* packed_tmp18 = new InsertElementInst(packed_tmp12, float_call_i, const_int32_13, "tmp18", label_ifthen); + new ReturnInst(packed_tmp18, label_ifthen); + + // Block UnifiedReturnBlock (label_UnifiedReturnBlock) + new ReturnInst(const_packed_14, label_UnifiedReturnBlock); + +} + +return mod; + +} diff --git a/src/mesa/pipe/llvm/instructions.cpp b/src/mesa/pipe/llvm/instructions.cpp index 3c68b764aa5..4e116f2a984 100644 --- a/src/mesa/pipe/llvm/instructions.cpp +++ b/src/mesa/pipe/llvm/instructions.cpp @@ -48,7 +48,7 @@ using namespace llvm; -Function* makeLitFunction(Module *mod); +#include "gallivm_builtins.cpp" static inline std::string createFuncName(int label) { @@ -70,6 +70,8 @@ Instructions::Instructions(llvm::Module *mod, llvm::Function *func, llvm::BasicB m_llvmFlog = 0; m_llvmLit = 0; m_fmtPtr = 0; + + createGallivmBuiltins(m_mod); } llvm::Value * Instructions::add(llvm::Value *in1, llvm::Value *in2) @@ -214,7 +216,7 @@ llvm::Value *Instructions::callFAbs(llvm::Value *val) llvm::Value * Instructions::lit(llvm::Value *in) { if (!m_llvmLit) { - m_llvmLit = makeLitFunction(m_mod); + m_llvmLit = m_mod->getFunction("lit"); } CallInst *call = new CallInst(m_llvmLit, in, name("litres"), m_block); call->setCallingConv(CallingConv::C); @@ -787,180 +789,6 @@ llvm::Value * Instructions::abs(llvm::Value *in) return vectorFromVals(xabs, yabs, zabs, wabs); } -/* -FIXME: hand write the lit function. Currently it's -generated from: -typedef __attribute__(( ocu_vector_type(4) )) float float4; - -extern float powf(float a, float b); - -inline float approx(float a, float b) -{ - if (b < -128.0f) b = -128.0f; - if (b > 128.0f) b = 128.0f; - if (a < 0) a = 0; - return powf(a, b); -} - -float4 lit(float4 tmp) -{ - float4 result; - result.x = 1.0; - result.w = 1.0; - if (tmp.x > 0) { - result.y = tmp.x; - result.z = approx(tmp.y, tmp.w); - } else { - result.y = 0; - result.z = 0; - } - return result; -} -with: -clang --emit-llvm lit.c |llvm-as|opt -std-compile-opts|llvm2cpp -gen-contents -for=lit -*/ -Function* makeLitFunction(Module *mod) { - - // Type Definitions - std::vector<const Type*>FuncTy_0_args; - FuncTy_0_args.push_back(Type::FloatTy); - FuncTy_0_args.push_back(Type::FloatTy); - ParamAttrsList *FuncTy_0_PAL = 0; - FunctionType* FuncTy_0 = FunctionType::get( - /*Result=*/Type::FloatTy, - /*Params=*/FuncTy_0_args, - /*isVarArg=*/false, - /*ParamAttrs=*/FuncTy_0_PAL); - - VectorType* VectorTy_2 = VectorType::get(Type::FloatTy, 4); - - std::vector<const Type*>FuncTy_3_args; - FuncTy_3_args.push_back(VectorTy_2); - ParamAttrsList *FuncTy_3_PAL = 0; - FunctionType* FuncTy_3 = FunctionType::get( - /*Result=*/VectorTy_2, - /*Params=*/FuncTy_3_args, - /*isVarArg=*/false, - /*ParamAttrs=*/FuncTy_3_PAL); - - - // Function Declarations - - Function* func_approx = new Function( - /*Type=*/FuncTy_0, - /*Linkage=*/GlobalValue::ExternalLinkage, - /*Name=*/"approx", mod); - func_approx->setCallingConv(CallingConv::C); - - Function* func_powf = new Function( - /*Type=*/FuncTy_0, - /*Linkage=*/GlobalValue::ExternalLinkage, - /*Name=*/"powf", mod); // (external, no body) - func_powf->setCallingConv(CallingConv::C); - - Function* func_lit = new Function( - /*Type=*/FuncTy_3, - /*Linkage=*/GlobalValue::ExternalLinkage, - /*Name=*/"lit", mod); - func_lit->setCallingConv(CallingConv::C); - - // Global Variable Declarations - - - // Constant Definitions - ConstantFP* const_float_4 = ConstantFP::get(Type::FloatTy, APFloat(-1.280000e+02f)); - ConstantFP* const_float_5 = ConstantFP::get(Type::FloatTy, APFloat(1.280000e+02f)); - Constant* const_float_6 = Constant::getNullValue(Type::FloatTy); - Constant* const_int32_7 = Constant::getNullValue(IntegerType::get(32)); - std::vector<Constant*> const_packed_8_elems; - ConstantFP* const_float_9 = ConstantFP::get(Type::FloatTy, APFloat(1.000000e+00f)); - const_packed_8_elems.push_back(const_float_9); - UndefValue* const_float_10 = UndefValue::get(Type::FloatTy); - const_packed_8_elems.push_back(const_float_10); - const_packed_8_elems.push_back(const_float_10); - const_packed_8_elems.push_back(const_float_9); - Constant* const_packed_8 = ConstantVector::get(VectorTy_2, const_packed_8_elems); - ConstantInt* const_int32_11 = ConstantInt::get(APInt(32, "1", 10)); - ConstantInt* const_int32_12 = ConstantInt::get(APInt(32, "3", 10)); - ConstantInt* const_int32_13 = ConstantInt::get(APInt(32, "2", 10)); - std::vector<Constant*> const_packed_14_elems; - const_packed_14_elems.push_back(const_float_9); - const_packed_14_elems.push_back(const_float_6); - const_packed_14_elems.push_back(const_float_6); - const_packed_14_elems.push_back(const_float_9); - Constant* const_packed_14 = ConstantVector::get(VectorTy_2, const_packed_14_elems); - - // Global Variable Definitions - - // Function Definitions - - // Function: approx (func_approx) - { - Function::arg_iterator args = func_approx->arg_begin(); - Value* float_a = args++; - float_a->setName("a"); - Value* float_b = args++; - float_b->setName("b"); - - BasicBlock* label_entry = new BasicBlock("entry",func_approx,0); - - // Block entry (label_entry) - FCmpInst* int1_cmp = new FCmpInst(FCmpInst::FCMP_OLT, float_b, const_float_4, "cmp", label_entry); - SelectInst* float_b_addr_0 = new SelectInst(int1_cmp, const_float_4, float_b, "b.addr.0", label_entry); - FCmpInst* int1_cmp3 = new FCmpInst(FCmpInst::FCMP_OGT, float_b_addr_0, const_float_5, "cmp3", label_entry); - SelectInst* float_b_addr_1 = new SelectInst(int1_cmp3, const_float_5, float_b_addr_0, "b.addr.1", label_entry); - FCmpInst* int1_cmp7 = new FCmpInst(FCmpInst::FCMP_OLT, float_a, const_float_6, "cmp7", label_entry); - SelectInst* float_a_addr_0 = new SelectInst(int1_cmp7, const_float_6, float_a, "a.addr.0", label_entry); - std::vector<Value*> float_call_params; - float_call_params.push_back(float_a_addr_0); - float_call_params.push_back(float_b_addr_1); - CallInst* float_call = new CallInst(func_powf, float_call_params.begin(), float_call_params.end(), "call", label_entry); - float_call->setCallingConv(CallingConv::C); - float_call->setTailCall(true); - new ReturnInst(float_call, label_entry); - } - - // Function: lit (func_lit) - { - Function::arg_iterator args = func_lit->arg_begin(); - Value* packed_tmp = args++; - packed_tmp->setName("tmp"); - - BasicBlock* label_entry_16 = new BasicBlock("entry",func_lit,0); - BasicBlock* label_ifthen = new BasicBlock("ifthen",func_lit,0); - BasicBlock* label_UnifiedReturnBlock = new BasicBlock("UnifiedReturnBlock",func_lit,0); - - // Block entry (label_entry_16) - ExtractElementInst* float_tmp7 = new ExtractElementInst(packed_tmp, const_int32_7, "tmp7", label_entry_16); - FCmpInst* int1_cmp_17 = new FCmpInst(FCmpInst::FCMP_OGT, float_tmp7, const_float_6, "cmp", label_entry_16); - new BranchInst(label_ifthen, label_UnifiedReturnBlock, int1_cmp_17, label_entry_16); - - // Block ifthen (label_ifthen) - InsertElementInst* packed_tmp12 = new InsertElementInst(const_packed_8, float_tmp7, const_int32_11, "tmp12", label_ifthen); - ExtractElementInst* float_tmp14 = new ExtractElementInst(packed_tmp, const_int32_11, "tmp14", label_ifthen); - ExtractElementInst* float_tmp16 = new ExtractElementInst(packed_tmp, const_int32_12, "tmp16", label_ifthen); - FCmpInst* int1_cmp_i = new FCmpInst(FCmpInst::FCMP_OLT, float_tmp16, const_float_4, "cmp.i", label_ifthen); - SelectInst* float_b_addr_0_i = new SelectInst(int1_cmp_i, const_float_4, float_tmp16, "b.addr.0.i", label_ifthen); - FCmpInst* int1_cmp3_i = new FCmpInst(FCmpInst::FCMP_OGT, float_b_addr_0_i, const_float_5, "cmp3.i", label_ifthen); - SelectInst* float_b_addr_1_i = new SelectInst(int1_cmp3_i, const_float_5, float_b_addr_0_i, "b.addr.1.i", label_ifthen); - FCmpInst* int1_cmp7_i = new FCmpInst(FCmpInst::FCMP_OLT, float_tmp14, const_float_6, "cmp7.i", label_ifthen); - SelectInst* float_a_addr_0_i = new SelectInst(int1_cmp7_i, const_float_6, float_tmp14, "a.addr.0.i", label_ifthen); - std::vector<Value*> float_call_i_params; - float_call_i_params.push_back(float_a_addr_0_i); - float_call_i_params.push_back(float_b_addr_1_i); - CallInst* float_call_i = new CallInst(func_powf, float_call_i_params.begin(), float_call_i_params.end(), "call.i", label_ifthen); - float_call_i->setCallingConv(CallingConv::C); - float_call_i->setTailCall(true); - InsertElementInst* packed_tmp18 = new InsertElementInst(packed_tmp12, float_call_i, const_int32_13, "tmp18", label_ifthen); - new ReturnInst(packed_tmp18, label_ifthen); - - // Block UnifiedReturnBlock (label_UnifiedReturnBlock) - new ReturnInst(const_packed_14, label_UnifiedReturnBlock); - - } - return func_lit; -} - void Instructions::ifop(llvm::Value *in) { BasicBlock *ifthen = new BasicBlock(name("ifthen"), m_func,0); @@ -1171,3 +999,4 @@ llvm::Value * Instructions::constVector(float x, float y, float z, float w) #endif //MESA_LLVM + diff --git a/src/mesa/pipe/llvm/llvm_builtins.c b/src/mesa/pipe/llvm/llvm_builtins.c new file mode 100644 index 00000000000..9d3d6141a64 --- /dev/null +++ b/src/mesa/pipe/llvm/llvm_builtins.c @@ -0,0 +1,59 @@ +/*clang --emit-llvm llvm_builtins.c |llvm-as|opt -std-compile-opts|llvm2cpp -gen-contents -o=gallivm_builtins.cpp -f -for=shader -funcname=createGallivmBuiltins*/ +/************************************************************************** + * + * 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] + */ +typedef __attribute__(( ocu_vector_type(4) )) float float4; + + +extern float powf(float a, float b); + +inline float approx(float a, float b) +{ + if (b < -128.0f) b = -128.0f; + if (b > 128.0f) b = 128.0f; + if (a < 0) a = 0; + return powf(a, b); +} + +float4 lit(float4 tmp) +{ + float4 result; + result.x = 1.0; + result.w = 1.0; + if (tmp.x > 0) { + result.y = tmp.x; + result.z = approx(tmp.y, tmp.w); + } else { + result.y = 0; + result.z = 0; + } + return result; +} |