diff options
Diffstat (limited to 'src/mesa/pipe/llvm/llvmtgsi.cpp')
-rw-r--r-- | src/mesa/pipe/llvm/llvmtgsi.cpp | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/src/mesa/pipe/llvm/llvmtgsi.cpp b/src/mesa/pipe/llvm/llvmtgsi.cpp new file mode 100644 index 0000000000..857eb1cce1 --- /dev/null +++ b/src/mesa/pipe/llvm/llvmtgsi.cpp @@ -0,0 +1,158 @@ +#include "llvmtgsi.h" + +#include "pipe/tgsi/exec/tgsi_exec.h" +#include "pipe/tgsi/exec/tgsi_token.h" +#include "pipe/tgsi/exec/tgsi_build.h" +#include "pipe/tgsi/exec/tgsi_util.h" +#include "pipe/tgsi/exec/tgsi_parse.h" +#include "pipe/tgsi/exec/tgsi_dump.h" +//#include "pipe/tgsi/tgsi_platform.h" + +#include <llvm/Module.h> +#include <llvm/CallingConv.h> +#include <llvm/Constants.h> +#include <llvm/DerivedTypes.h> +#include <llvm/Instructions.h> +#include <llvm/ModuleProvider.h> +#include <llvm/ParameterAttributes.h> +#include <llvm/Support/PatternMatch.h> +#include <llvm/ExecutionEngine/JIT.h> +#include <llvm/ExecutionEngine/Interpreter.h> +#include <llvm/ExecutionEngine/GenericValue.h> +#include <llvm/Support/MemoryBuffer.h> +#include <llvm/Bitcode/ReaderWriter.h> +#include <iostream> + + +static void +translate_declaration(llvm::Module *module, + struct tgsi_full_declaration *decl, + struct tgsi_full_declaration *fd) +{ +} + + +static void +translate_immediate(llvm::Module *module, + struct tgsi_full_immediate *imm) +{ +} + + +static void +translate_instruction(llvm::Module *module, + struct tgsi_full_instruction *inst, + struct tgsi_full_instruction *fi) +{ +} + + +static llvm::Module * +tgsi_to_llvm(const struct tgsi_token *tokens) +{ + llvm::Module *mod = new llvm::Module("tgsi"); + struct tgsi_parse_context parse; + struct tgsi_full_instruction fi; + struct tgsi_full_declaration fd; + + tgsi_parse_init(&parse, tokens); + + //parse.FullHeader.Processor.Processor + + //parse.FullVersion.Version.MajorVersion + //parse.FullVersion.Version.MinorVersion + + //parse.FullHeader.Header.HeaderSize + //parse.FullHeader.Header.BodySize + //parse.FullHeader.Processor.Processor + + fi = tgsi_default_full_instruction(); + fd = tgsi_default_full_declaration(); + + while(!tgsi_parse_end_of_tokens(&parse)) { + tgsi_parse_token(&parse); + + fprintf(stderr, "Translating %d\n", parse.FullToken.Token.Type); + + switch (parse.FullToken.Token.Type) { + case TGSI_TOKEN_TYPE_DECLARATION: + translate_declaration(mod, + &parse.FullToken.FullDeclaration, + &fd); + break; + + case TGSI_TOKEN_TYPE_IMMEDIATE: + translate_immediate(mod, + &parse.FullToken.FullImmediate); + break; + + case TGSI_TOKEN_TYPE_INSTRUCTION: + translate_instruction(mod, + &parse.FullToken.FullInstruction, + &fi); + break; + + default: + assert(0); + } + } + + //TXT("\ntgsi-dump end -------------------\n"); + + tgsi_parse_free(&parse); + + return mod; +} + +struct ga_llvm_prog * +ga_llvm_from_tgsi(const struct tgsi_token *tokens) +{ + std::cout << "Creating llvm " <<std::endl; + struct ga_llvm_prog *ga_llvm = + (struct ga_llvm_prog *)malloc(sizeof(struct ga_llvm_prog)); + llvm::Module *mod = tgsi_to_llvm(tokens); + llvm::ExistingModuleProvider *mp = + new llvm::ExistingModuleProvider(mod); + //llvm::ExecutionEngine *ee = + // llvm::ExecutionEngine::create(mp, false); + + ga_llvm->module = mod; + ga_llvm->engine = 0;//ee; + fprintf(stderr, "DUMPX \n"); + //tgsi_dump(tokens, TGSI_DUMP_VERBOSE); + tgsi_dump(tokens, 0); + fprintf(stderr, "DUMPEND \n"); + + return ga_llvm; +} + +void ga_llvm_prog_delete(struct ga_llvm_prog *prog) +{ + llvm::Module *mod = static_cast<llvm::Module*>(prog->module); + delete mod; + prog->module = 0; + prog->engine = 0; + free(prog); +} + +int ga_llvm_prog_exec(struct ga_llvm_prog *prog) +{ + //std::cout << "START "<<std::endl; + llvm::Module *mod = static_cast<llvm::Module*>(prog->module); + llvm::Function *func = mod->getFunction("main"); + llvm::ExecutionEngine *ee = static_cast<llvm::ExecutionEngine*>(prog->engine); + + std::vector<llvm::GenericValue> args(0); + //args[0] = GenericValue(&st); + //std::cout << "Mod is "<<*mod; + //std::cout << "\n\nRunning llvm: " << std::endl; + if (func) { + std::cout << "Func is "<<func; + llvm::GenericValue gv = ee->runFunction(func, args); + } + +//delete ee; +//delete mp; + + return 0; +} |