diff options
Diffstat (limited to 'src/cuda-sim')
| -rw-r--r-- | src/cuda-sim/cuda-sim.cc | 20 | ||||
| -rw-r--r-- | src/cuda-sim/cuda-sim.h | 2 | ||||
| -rw-r--r-- | src/cuda-sim/ptx-stats.cc | 28 | ||||
| -rw-r--r-- | src/cuda-sim/ptx-stats.h | 15 | ||||
| -rw-r--r-- | src/cuda-sim/ptx_ir.cc | 8 | ||||
| -rw-r--r-- | src/cuda-sim/ptx_ir.h | 9 |
6 files changed, 39 insertions, 43 deletions
diff --git a/src/cuda-sim/cuda-sim.cc b/src/cuda-sim/cuda-sim.cc index c06f093..b9e6552 100644 --- a/src/cuda-sim/cuda-sim.cc +++ b/src/cuda-sim/cuda-sim.cc @@ -215,8 +215,6 @@ void gpgpu_t::gpgpu_ptx_sim_unbindTexture(const struct textureReference* texref) m_NameToTextureInfo.erase(texname); } -std::vector<ptx_instruction*> function_info::s_g_pc_to_insn; - #define MAX_INST_SIZE 8 /*bytes*/ void function_info::ptx_assemble() @@ -237,14 +235,14 @@ void function_info::ptx_assemble() addr_t PC = gpgpu_ctx->func_sim->g_assemble_code_next_pc; // globally unique address (across functions) // start function on an aligned address for( unsigned i=0; i < (PC%MAX_INST_SIZE); i++ ) - s_g_pc_to_insn.push_back((ptx_instruction*)NULL); + gpgpu_ctx->s_g_pc_to_insn.push_back((ptx_instruction*)NULL); PC += PC%MAX_INST_SIZE; m_start_PC = PC; addr_t n=0; // offset in m_instr_mem //Why s_g_pc_to_insn.size() is needed to reserve additional memory for insts? reserve is cumulative. //s_g_pc_to_insn.reserve(s_g_pc_to_insn.size() + MAX_INST_SIZE*m_instructions.size()); - s_g_pc_to_insn.reserve(MAX_INST_SIZE*m_instructions.size()); + gpgpu_ctx->s_g_pc_to_insn.reserve(MAX_INST_SIZE*m_instructions.size()); for ( i=m_instructions.begin(); i != m_instructions.end(); i++ ) { ptx_instruction *pI = *i; if ( pI->is_label() ) { @@ -253,13 +251,13 @@ void function_info::ptx_assemble() } else { gpgpu_ctx->func_sim->g_pc_to_finfo[PC] = this; m_instr_mem[n] = pI; - s_g_pc_to_insn.push_back(pI); - assert(pI == s_g_pc_to_insn[PC]); + gpgpu_ctx->s_g_pc_to_insn.push_back(pI); + assert(pI == gpgpu_ctx->s_g_pc_to_insn[PC]); pI->set_m_instr_mem_index(n); pI->set_PC(PC); assert( pI->inst_size() <= MAX_INST_SIZE ); for( unsigned i=1; i < pI->inst_size(); i++ ) { - s_g_pc_to_insn.push_back((ptx_instruction*)NULL); + gpgpu_ctx->s_g_pc_to_insn.push_back((ptx_instruction*)NULL); m_instr_mem[n+i]=NULL; } n += pI->inst_size(); @@ -1738,9 +1736,9 @@ const struct gpgpu_ptx_sim_info* ptx_sim_kernel_info(const function_info *kernel return kernel->get_kernel_info(); } -const warp_inst_t *ptx_fetch_inst( address_type pc ) +const warp_inst_t *gpgpu_context::ptx_fetch_inst( address_type pc ) { - return function_info::pc_to_instruction(pc); + return pc_to_instruction(pc); } unsigned ptx_sim_init_thread( kernel_info_t &kernel, @@ -2366,11 +2364,11 @@ void functionalCoreSim::executeWarp(unsigned i, bool &allAtBarrier, bool & someO if(!m_warpAtBarrier[i]&& m_liveThreadCount[i]>0) allAtBarrier = false; } -unsigned translate_pc_to_ptxlineno(unsigned pc) +unsigned gpgpu_context::translate_pc_to_ptxlineno(unsigned pc) { // this function assumes that the kernel fits inside a single PTX file // function_info *pFunc = g_func_info; // assume that the current kernel is the one in query - const ptx_instruction *pInsn = function_info::pc_to_instruction(pc); + const ptx_instruction *pInsn = pc_to_instruction(pc); unsigned ptx_line_number = pInsn->source_line(); return ptx_line_number; diff --git a/src/cuda-sim/cuda-sim.h b/src/cuda-sim/cuda-sim.h index 5bd4cb2..1be3d19 100644 --- a/src/cuda-sim/cuda-sim.h +++ b/src/cuda-sim/cuda-sim.h @@ -58,10 +58,8 @@ unsigned ptx_sim_init_thread( kernel_info_t &kernel, unsigned hw_warp_id, gpgpu_t *gpu, bool functionalSimulationMode = false); -const warp_inst_t *ptx_fetch_inst( address_type pc ); const struct gpgpu_ptx_sim_info* ptx_sim_kernel_info(const class function_info *kernel); - /*! * This class functionally executes a kernel. It uses the basic data structures and procedures in core_t */ diff --git a/src/cuda-sim/ptx-stats.cc b/src/cuda-sim/ptx-stats.cc index 298729f..22517df 100644 --- a/src/cuda-sim/ptx-stats.cc +++ b/src/cuda-sim/ptx-stats.cc @@ -151,27 +151,27 @@ void ptx_file_line_stats_add_exec_count(const ptx_instruction *pInsn) // attribute pipeline latency to this ptx instruction (specified by the pc) // pipeline latency is the number of cycles a warp with this instruction spent in the pipeline -void ptx_file_line_stats_add_latency(unsigned pc, unsigned latency) +void ptx_stats::ptx_file_line_stats_add_latency(unsigned pc, unsigned latency) { - const ptx_instruction *pInsn = function_info::pc_to_instruction(pc); + const ptx_instruction *pInsn = gpgpu_ctx->pc_to_instruction(pc); ptx_file_line_stats_tracker[ptx_file_line(pInsn->source_file(), pInsn->source_line())].latency += latency; } // attribute dram traffic to this ptx instruction (specified by the pc) // dram traffic is counted in number of requests -void ptx_file_line_stats_add_dram_traffic(unsigned pc, unsigned dram_traffic) +void ptx_stats::ptx_file_line_stats_add_dram_traffic(unsigned pc, unsigned dram_traffic) { - const ptx_instruction *pInsn = function_info::pc_to_instruction(pc); + const ptx_instruction *pInsn = gpgpu_ctx->pc_to_instruction(pc); ptx_file_line_stats_tracker[ptx_file_line(pInsn->source_file(), pInsn->source_line())].dram_traffic += dram_traffic; } // attribute the number of shared memory access cycles to a ptx instruction // counts both the number of warps doing shared memory access and the number of cycles involved -void ptx_file_line_stats_add_smem_bank_conflict(unsigned pc, unsigned n_way_bkconflict) +void ptx_stats::ptx_file_line_stats_add_smem_bank_conflict(unsigned pc, unsigned n_way_bkconflict) { - const ptx_instruction *pInsn = function_info::pc_to_instruction(pc); + const ptx_instruction *pInsn = gpgpu_ctx->pc_to_instruction(pc); ptx_file_line_stats& line_stats = ptx_file_line_stats_tracker[ptx_file_line(pInsn->source_file(), pInsn->source_line())]; line_stats.smem_n_way_bank_conflict_total += n_way_bkconflict; @@ -180,9 +180,9 @@ void ptx_file_line_stats_add_smem_bank_conflict(unsigned pc, unsigned n_way_bkco // attribute a non-coalesced mem access to a ptx instruction // counts both the number of warps causing this and the number of memory requests generated -void ptx_file_line_stats_add_uncoalesced_gmem(unsigned pc, unsigned n_access) +void ptx_stats::ptx_file_line_stats_add_uncoalesced_gmem(unsigned pc, unsigned n_access) { - const ptx_instruction *pInsn = function_info::pc_to_instruction(pc); + const ptx_instruction *pInsn = gpgpu_ctx->pc_to_instruction(pc); ptx_file_line_stats& line_stats = ptx_file_line_stats_tracker[ptx_file_line(pInsn->source_file(), pInsn->source_line())]; line_stats.gmem_n_access_total += n_access; @@ -239,17 +239,17 @@ void ptx_file_line_stats_create_exposed_latency_tracker(int n_shader_cores) } // add an inflight memory instruction -void ptx_file_line_stats_add_inflight_memory_insn(int sc_id, unsigned pc) +void ptx_stats::ptx_file_line_stats_add_inflight_memory_insn(int sc_id, unsigned pc) { - const ptx_instruction *pInsn = function_info::pc_to_instruction(pc); + const ptx_instruction *pInsn = gpgpu_ctx->pc_to_instruction(pc); inflight_mem_tracker[sc_id].add_count(pInsn); } // remove an inflight memory instruction -void ptx_file_line_stats_sub_inflight_memory_insn(int sc_id, unsigned pc) +void ptx_stats::ptx_file_line_stats_sub_inflight_memory_insn(int sc_id, unsigned pc) { - const ptx_instruction *pInsn = function_info::pc_to_instruction(pc); + const ptx_instruction *pInsn = gpgpu_ctx->pc_to_instruction(pc); inflight_mem_tracker[sc_id].sub_count(pInsn); } @@ -262,9 +262,9 @@ void ptx_file_line_stats_commit_exposed_latency(int sc_id, int exposed_latency) } // attribute the number of warp divergence to a ptx instruction -void ptx_file_line_stats_add_warp_divergence(unsigned pc, unsigned n_way_divergence) +void ptx_stats::ptx_file_line_stats_add_warp_divergence(unsigned pc, unsigned n_way_divergence) { - const ptx_instruction *pInsn = function_info::pc_to_instruction(pc); + const ptx_instruction *pInsn = gpgpu_ctx->pc_to_instruction(pc); ptx_file_line_stats& line_stats = ptx_file_line_stats_tracker[ptx_file_line(pInsn->source_file(), pInsn->source_line())]; line_stats.warp_divergence += n_way_divergence; diff --git a/src/cuda-sim/ptx-stats.h b/src/cuda-sim/ptx-stats.h index c75fc58..246b4ce 100644 --- a/src/cuda-sim/ptx-stats.h +++ b/src/cuda-sim/ptx-stats.h @@ -37,17 +37,10 @@ void ptx_file_line_stats_add_exec_count(const ptx_instruction *pInsn); #endif // stat collection interface to gpgpu-sim -void ptx_file_line_stats_add_latency(unsigned pc, unsigned latency); -void ptx_file_line_stats_add_dram_traffic(unsigned pc, unsigned dram_traffic); -void ptx_file_line_stats_add_smem_bank_conflict(unsigned pc, unsigned n_way_bkconflict); -void ptx_file_line_stats_add_uncoalesced_gmem(unsigned pc, unsigned n_access); void ptx_file_line_stats_create_exposed_latency_tracker(int n_shader_cores); -void ptx_file_line_stats_add_inflight_memory_insn(int sc_id, unsigned pc); -void ptx_file_line_stats_sub_inflight_memory_insn(int sc_id, unsigned pc); void ptx_file_line_stats_commit_exposed_latency(int sc_id, int exposed_latency); -void ptx_file_line_stats_add_warp_divergence(unsigned pc, unsigned n_way_divergence); class gpgpu_context; class ptx_stats { @@ -64,4 +57,12 @@ class ptx_stats { // output stats to a file void ptx_file_line_stats_write_file(); + // stat collection interface to gpgpu-sim + void ptx_file_line_stats_add_latency(unsigned pc, unsigned latency); + void ptx_file_line_stats_add_dram_traffic(unsigned pc, unsigned dram_traffic); + void ptx_file_line_stats_add_smem_bank_conflict(unsigned pc, unsigned n_way_bkconflict); + void ptx_file_line_stats_add_uncoalesced_gmem(unsigned pc, unsigned n_access); + void ptx_file_line_stats_add_inflight_memory_insn(int sc_id, unsigned pc); + void ptx_file_line_stats_sub_inflight_memory_insn(int sc_id, unsigned pc); + void ptx_file_line_stats_add_warp_divergence(unsigned pc, unsigned n_way_divergence); }; diff --git a/src/cuda-sim/ptx_ir.cc b/src/cuda-sim/ptx_ir.cc index 5fa9379..3384d49 100644 --- a/src/cuda-sim/ptx_ir.cc +++ b/src/cuda-sim/ptx_ir.cc @@ -43,6 +43,14 @@ typedef void * yyscan_t; #define STR_SIZE 1024 +const ptx_instruction* gpgpu_context::pc_to_instruction(unsigned pc) +{ + if( pc < s_g_pc_to_insn.size() ) + return s_g_pc_to_insn[pc]; + else + return NULL; +} + unsigned symbol::get_uid() { unsigned result = (gpgpu_ctx->symbol_sm_next_uid)++; diff --git a/src/cuda-sim/ptx_ir.h b/src/cuda-sim/ptx_ir.h index 8fc0a06..f4c5c37 100644 --- a/src/cuda-sim/ptx_ir.h +++ b/src/cuda-sim/ptx_ir.h @@ -1372,13 +1372,6 @@ public: return m_symtab; } - static const ptx_instruction* pc_to_instruction(unsigned pc) - { - if( pc < s_g_pc_to_insn.size() ) - return s_g_pc_to_insn[pc]; - else - return NULL; - } unsigned local_mem_framesize() const { return m_local_mem_framesize; @@ -1436,8 +1429,6 @@ private: symbol_table *m_symtab; - static std::vector<ptx_instruction*> s_g_pc_to_insn; // a direct mapping from PC to instruction - //parameter size for device kernels int m_args_aligned_size; |