| # |
| # Unit masks for the Intel "sandy-bridge" micro architecture |
| # |
| # See http://ark.intel.com/ for help in identifying sandy-bridge based CPUs |
| # |
| include:i386/arch_perfmon |
| name:x02 type:mandatory default:0x2 |
| 0x2 No unit mask |
| name:x10 type:mandatory default:0x10 |
| 0x10 No unit mask |
| name:x20 type:mandatory default:0x20 |
| 0x20 No unit mask |
| name:ld_blocks type:bitmask default:0x1 |
| 0x1 extra: data_unknown blocked loads due to store buffer blocks with unknown data. |
| 0x2 extra: store_forward loads blocked by overlapping with store buffer that cannot be forwarded |
| 0x8 extra: no_sr This event counts the number of times that split load operations are temporarily blocked because all resources for handling the split accesses are in use. |
| 0x10 extra: all_block Number of cases where any load is blocked but has no DCU miss. |
| name:misalign_mem_ref type:bitmask default:0x1 |
| 0x1 extra: loads Speculative cache-line split load uops dispatched to the L1D. |
| 0x2 extra: stores Speculative cache-line split Store-address uops dispatched to L1D |
| name:ld_blocks_partial type:bitmask default:0x1 |
| 0x1 extra: address_alias False dependencies in MOB due to partial compare on address |
| 0x8 extra: all_sta_block This event counts the number of times that load operations are temporarily blocked because of older stores, with addresses that are not yet known. A load operation may incur more than one block of this type. |
| name:dtlb_load_misses type:bitmask default:0x1 |
| 0x1 extra: miss_causes_a_walk Miss in all TLB levels causes an page walk of any page size (4K/2M/4M/1G) |
| 0x2 extra: walk_completed Miss in all TLB levels causes a page walk that completes of any page size (4K/2M/4M/1G) |
| 0x4 extra: walk_duration Cycles PMH is busy with this walk |
| 0x10 extra: stlb_hit First level miss but second level hit; no page walk. |
| name:int_misc type:bitmask default:0x40 |
| 0x40 extra: rat_stall_cycles Cycles Resource Allocation Table (RAT) external stall is sent to Instruction Decode Queue (IDQ) for this thread. |
| 0x3 extra:cmask=1 recovery_cycles Number of cycles waiting to be recover after Nuke due to all other cases except JEClear. |
| 0x3 extra:cmask=1,edge recovery_stalls_count Edge applied to recovery_cycles, thus counts occurrences. |
| name:uops_issued type:bitmask default:any |
| 0x1 extra: any Number of Uops issued by the Resource Allocation Table (RAT) to the Reservation Station (RS) |
| 0x1 extra:cmask=1,inv stall_cycles cycles no uops issued by this thread. |
| name:arith type:bitmask default:fpu_div_active |
| 0x1 extra: fpu_div_active Cycles that the divider is busy with any divide or sqrt operation. |
| 0x1 extra:cmask=1,edge fpu_div Number of times that the divider is actived, includes INT, SIMD and FP. |
| name:l2_rqsts type:bitmask default:0x1 |
| 0x1 extra: demand_data_rd_hit Demand Data Read hit L2, no rejects |
| 0x4 extra: rfo_hit RFO requests that hit L2 cache |
| 0x8 extra: rfo_miss RFO requests that miss L2 cache |
| 0x10 extra: code_rd_hit L2 cache hits when fetching instructions, code reads. |
| 0x20 extra: code_rd_miss L2 cache misses when fetching instructions |
| 0x40 extra: pf_hit Requests from the L2 hardware prefetchers that hit L2 cache |
| 0x80 extra: pf_miss Requests from the L2 hardware prefetchers that miss L2 cache |
| 0x3 extra: all_demand_data_rd Any data read request to L2 cache |
| 0xc extra: all_rfo Any data RFO request to L2 cache |
| 0x30 extra: all_code_rd Any code read request to L2 cache |
| 0xc0 extra: all_pf Any L2 HW prefetch request to L2 cache |
| name:l2_store_lock_rqsts type:bitmask default:0xf |
| 0xf extra: all RFOs that access cache lines in any state |
| 0x1 extra: miss RFO (as a result of regular RFO or Lock request) miss cache - I state |
| 0x4 extra: hit_e RFO (as a result of regular RFO or Lock request) hits cache in E state |
| 0x8 extra: hit_m RFO (as a result of regular RFO or Lock request) hits cache in M state |
| name:l2_l1d_wb_rqsts type:bitmask default:0x4 |
| 0x4 extra: hit_e writebacks from L1D to L2 cache lines in E state |
| 0x8 extra: hit_m writebacks from L1D to L2 cache lines in M state |
| name:l1d_pend_miss type:bitmask default:pending |
| 0x1 extra: pending Cycles with L1D load Misses outstanding. |
| 0x1 extra:cmask=1,edge occurences This event counts the number of L1D misses outstanding occurences. |
| name:dtlb_store_misses type:bitmask default:0x1 |
| 0x1 extra: miss_causes_a_walk Miss in all TLB levels causes an page walk of any page size (4K/2M/4M/1G) |
| 0x2 extra: walk_completed Miss in all TLB levels causes a page walk that completes of any page size (4K/2M/4M/1G) |
| 0x4 extra: walk_duration Cycles PMH is busy with this walk |
| 0x10 extra: stlb_hit First level miss but second level hit; no page walk. Only relevant if multiple levels. |
| name:load_hit_pre type:bitmask default:0x1 |
| 0x1 extra: sw_pf Load dispatches that hit fill buffer allocated for S/W prefetch. |
| 0x2 extra: hw_pf Load dispatches that hit fill buffer allocated for HW prefetch. |
| name:l1d type:bitmask default:0x1 |
| 0x1 extra: replacement L1D Data line replacements. |
| 0x2 extra: allocated_in_m L1D M-state Data Cache Lines Allocated |
| 0x4 extra: eviction L1D M-state Data Cache Lines Evicted due to replacement (only) |
| 0x8 extra: all_m_replacement All Modified lines evicted out of L1D |
| name:partial_rat_stalls type:bitmask default:flags_merge_uop |
| 0x20 extra: flags_merge_uop Number of perf sensitive flags-merge uops added by Sandy Bridge u-arch. |
| 0x40 extra: slow_lea_window Number of cycles with at least 1 slow Load Effective Address (LEA) uop being allocated. |
| 0x80 extra: mul_single_uop Number of Multiply packed/scalar single precision uops allocated |
| 0x20 extra:cmask=1 flags_merge_uop_cycles Cycles with perf sensitive flags-merge uops added by SandyBridge u-arch. |
| name:resource_stalls2 type:bitmask default:0x40 |
| 0x40 extra: bob_full Cycles Allocator is stalled due Branch Order Buffer (BOB). |
| 0xf extra: all_prf_control Resource stalls2 control structures full for physical registers |
| 0xc extra: all_fl_empty Cycles with either free list is empty |
| 0x4f extra: ooo_rsrc Resource stalls2 control structures full Physical Register Reclaim Table (PRRT), Physical History Table (PHT), INT or SIMD Free List (FL), Branch Order Buffer (BOB) |
| name:cpl_cycles type:bitmask default:ring0 |
| 0x1 extra: ring0 Unhalted core cycles the Thread was in Rings 0. |
| 0x1 extra:cmask=1,edge ring0_trans Transitions from ring123 to Ring0. |
| 0x2 extra: ring123 Unhalted core cycles the Thread was in Rings 1/2/3. |
| name:offcore_requests_outstanding type:bitmask default:cycles_with_demand_data_rd |
| 0x1 extra: demand_data_rd Offcore outstanding Demand Data Read transactions in the SuperQueue (SQ), queue to uncore, every cycle. Includes L1D data hardware prefetches. |
| 0x1 extra:cmask=1 cycles_with_demand_data_rd cycles there are Offcore outstanding RD data transactions in the SuperQueue (SQ), queue to uncore. |
| 0x2 extra: demand_code_rd Offcore outstanding Code Reads transactions in the SuperQueue (SQ), queue to uncore, every cycle. |
| 0x4 extra: demand_rfo Offcore outstanding RFO (store) transactions in the SuperQueue (SQ), queue to uncore, every cycle. |
| 0x8 extra: all_data_rd Offcore outstanding all cacheable Core Data Read transactions in the SuperQueue (SQ), queue to uncore, every cycle. |
| 0x8 extra:cmask=1 cycles_with_data_rd Cycles there are Offcore outstanding all Data read transactions in the SuperQueue (SQ), queue to uncore, every cycle. |
| 0x2 extra:cmask=1 cycles_with_demand_code_rd Cycles with offcore outstanding Code Reads transactions in the SuperQueue (SQ), queue to uncore, every cycle. |
| 0x4 extra:cmask=1 cycles_with_demand_rfo Cycles with offcore outstanding demand RFO Reads transactions in the SuperQueue (SQ), queue to uncore, every cycle. |
| name:lock_cycles type:bitmask default:0x1 |
| 0x1 extra: split_lock_uc_lock_duration Cycles in which the L1D and L2 are locked, due to a UC lock or split lock |
| 0x2 extra: cache_lock_duration cycles that theL1D is locked |
| name:idq type:bitmask default:0x2 |
| 0x2 extra: empty Cycles the Instruction Decode Queue (IDQ) is empty. |
| 0x4 extra: mite_uops Number of uops delivered to Instruction Decode Queue (IDQ) from MITE path. |
| 0x8 extra: dsb_uops Number of uops delivered to Instruction Decode Queue (IDQ) from Decode Stream Buffer (DSB) path. |
| 0x10 extra: ms_dsb_uops Number of Uops delivered into Instruction Decode Queue (IDQ) when MS_Busy, initiated by Decode Stream Buffer (DSB). |
| 0x20 extra: ms_mite_uops Number of Uops delivered into Instruction Decode Queue (IDQ) when MS_Busy, initiated by MITE. |
| 0x30 extra: ms_uops Number of Uops were delivered into Instruction Decode Queue (IDQ) from MS, initiated by Decode Stream Buffer (DSB) or MITE. |
| 0x30 extra:cmask=1 ms_cycles Number of cycles that Uops were delivered into Instruction Decode Queue (IDQ) when MS_Busy, initiated by Decode Stream Buffer (DSB) or MITE. |
| 0x4 extra:cmask=1 mite_cycles Cycles MITE is active |
| 0x8 extra:cmask=1 dsb_cycles Cycles Decode Stream Buffer (DSB) is active |
| 0x10 extra:cmask=1 ms_dsb_cycles Cycles Decode Stream Buffer (DSB) Microcode Sequenser (MS) is active |
| 0x10 extra:cmask=1,edge ms_dsb_occur Occurences of Decode Stream Buffer (DSB) Microcode Sequenser (MS) going active |
| 0x18 extra:cmask=1 all_dsb_cycles_any_uops Cycles Decode Stream Buffer (DSB) is delivering anything |
| 0x18 extra:cmask=4 all_dsb_cycles_4_uops Cycles Decode Stream Buffer (DSB) is delivering 4 Uops |
| 0x24 extra:cmask=1 all_mite_cycles_any_uops Cycles MITE is delivering anything |
| 0x24 extra:cmask=4 all_mite_cycles_4_uops Cycles MITE is delivering 4 Uops |
| 0x3c extra: mite_all_uops Number of uops delivered to Instruction Decode Queue (IDQ) from any path. |
| name:itlb_misses type:bitmask default:0x1 |
| 0x1 extra: miss_causes_a_walk Miss in all TLB levels causes an page walk of any page size (4K/2M/4M) |
| 0x2 extra: walk_completed Miss in all TLB levels causes a page walk that completes of any page size (4K/2M/4M) |
| 0x4 extra: walk_duration Cycles PMH is busy with this walk. |
| 0x10 extra: stlb_hit First level miss but second level hit; no page walk. |
| name:ild_stall type:bitmask default:0x1 |
| 0x1 extra: lcp Stall "occurrences" due to length changing prefixes (LCP). |
| 0x4 extra: iq_full Stall cycles when instructions cannot be written because the Instruction Queue (IQ) is full. |
| name:br_inst_exec type:bitmask default:0xff |
| 0xff extra: all_branches All branch instructions executed. |
| 0x41 extra: nontaken_conditional All macro conditional nontaken branch instructions. |
| 0x81 extra: taken_conditional All macro conditional taken branch instructions. |
| 0x82 extra: taken_direct_jump All macro unconditional taken branch instructions, excluding calls and indirects. |
| 0x84 extra: taken_indirect_jump_non_call_ret All taken indirect branches that are not calls nor returns. |
| 0x88 extra: taken_indirect_near_return All taken indirect branches that have a return mnemonic. |
| 0x90 extra: taken_direct_near_call All taken non-indirect calls. |
| 0xa0 extra: taken_indirect_near_call All taken indirect calls, including both register and memory indirect. |
| 0xc1 extra: all_conditional All macro conditional branch instructions. |
| 0xc2 extra: all_direct_jmp All macro unconditional branch instructions, excluding calls and indirects |
| 0xc4 extra: all_indirect_jump_non_call_ret All indirect branches that are not calls nor returns. |
| 0xc8 extra: all_indirect_near_return All indirect return branches. |
| 0xd0 extra: all_direct_near_call All non-indirect calls executed. |
| name:br_misp_exec type:bitmask default:0xff |
| 0xff extra: all_branches All mispredicted branch instructions executed. |
| 0x41 extra: nontaken_conditional All nontaken mispredicted macro conditional branch instructions. |
| 0x81 extra: taken_conditional All taken mispredicted macro conditional branch instructions. |
| 0x84 extra: taken_indirect_jump_non_call_ret All taken mispredicted indirect branches that are not calls nor returns. |
| 0x88 extra: taken_return_near All taken mispredicted indirect branches that have a return mnemonic. |
| 0x90 extra: taken_direct_near_call All taken mispredicted non-indirect calls. |
| 0xa0 extra: taken_indirect_near_call All taken mispredicted indirect calls, including both register and memory indirect. |
| 0xc1 extra: all_conditional All mispredicted macro conditional branch instructions. |
| 0xc4 extra: all_indirect_jump_non_call_ret All mispredicted indirect branches that are not calls nor returns. |
| 0xd0 extra: all_direct_near_call All mispredicted non-indirect calls |
| name:idq_uops_not_delivered type:bitmask default:core |
| 0x1 extra: core Count number of non-delivered uops to Resource Allocation Table (RAT). |
| 0x1 extra:cmask=4 cycles_0_uops_deliv.core Counts the cycles no uops were delivered |
| 0x1 extra:cmask=3 cycles_le_1_uop_deliv.core Counts the cycles less than 1 uops were delivered |
| 0x1 extra:cmask=2 cycles_le_2_uop_deliv.core Counts the cycles less than 2 uops were delivered |
| 0x1 extra:cmask=1 cycles_le_3_uop_deliv.core Counts the cycles less than 3 uops were delivered |
| 0x1 extra:cmask=4,inv cycles_ge_1_uop_deliv.core Cycles when 1 or more uops were delivered to the by the front end. |
| 0x1 extra:cmask=1,inv cycles_fe_was_ok Counts cycles FE delivered 4 uops or Resource Allocation Table (RAT) was stalling FE. |
| name:uops_dispatched_port type:bitmask default:0x1 |
| 0x1 extra: port_0 Cycles which a Uop is dispatched on port 0 |
| 0x2 extra: port_1 Cycles which a Uop is dispatched on port 1 |
| 0x4 extra: port_2_ld Cycles which a load Uop is dispatched on port 2 |
| 0x8 extra: port_2_sta Cycles which a STA Uop is dispatched on port 2 |
| 0x10 extra: port_3_ld Cycles which a load Uop is dispatched on port 3 |
| 0x20 extra: port_3_sta Cycles which a STA Uop is dispatched on port 3 |
| 0x40 extra: port_4 Cycles which a Uop is dispatched on port 4 |
| 0x80 extra: port_5 Cycles which a Uop is dispatched on port 5 |
| 0xc extra: port_2 Uops disptached to port 2, loads and stores (speculative and retired) |
| 0x30 extra: port_3 Uops disptached to port 3, loads and stores (speculative and retired) |
| 0xc extra: port_2_core Uops disptached to port 2, loads and stores per core (speculative and retired) |
| 0x30 extra: port_3_core Uops disptached to port 3, loads and stores per core (speculative and retired) |
| name:resource_stalls type:bitmask default:0x1 |
| 0x1 extra: any Cycles Allocation is stalled due to Resource Related reason. |
| 0x2 extra: lb Cycles Allocator is stalled due to Load Buffer full |
| 0x4 extra: rs Stall due to no eligible Reservation Station (RS) entry available. |
| 0x8 extra: sb Cycles Allocator is stalled due to Store Buffer full (not including draining from synch). |
| 0x10 extra: rob ROB full cycles. |
| 0xe extra: mem_rs Resource stalls due to LB, SB or Reservation Station (RS) being completely in use |
| 0xf0 extra: ooo_rsrc Resource stalls due to Rob being full, FCSW, MXCSR and OTHER |
| 0xa extra: lb_sb Resource stalls due to load or store buffers |
| name:dsb2mite_switches type:bitmask default:0x1 |
| 0x1 extra: count Number of Decode Stream Buffer (DSB) to MITE switches |
| 0x2 extra: penalty_cycles Decode Stream Buffer (DSB)-to-MITE switch true penalty cycles. |
| name:dsb_fill type:bitmask default:0x2 |
| 0x2 extra: other_cancel Count number of times a valid DSB fill has been actually cancelled for any reason. |
| 0x8 extra: exceed_dsb_lines Decode Stream Buffer (DSB) Fill encountered > 3 Decode Stream Buffer (DSB) lines. |
| 0xa extra: all_cancel Count number of times a valid Decode Stream Buffer (DSB) fill has been actually cancelled for any reason. |
| name:offcore_requests type:bitmask default:0x1 |
| 0x1 extra: demand_data_rd Demand Data Read requests sent to uncore |
| 0x2 extra: demand_code_rd Offcore Code read requests. Includes Cacheable and Un-cacheables. |
| 0x4 extra: demand_rfo Offcore Demand RFOs. Includes regular RFO, Locks, ItoM. |
| 0x8 extra: all_data_rd Offcore Demand and prefetch data reads returned to the core. |
| name:uops_dispatched type:bitmask default:thread |
| 0x1 extra: thread Counts total number of uops to be dispatched per-thread each cycle. |
| 0x1 extra:cmask=1,inv stall_cycles Counts number of cycles no uops were dispatced to be executed on this thread. |
| 0x2 extra: core Counts total number of uops dispatched from any thread |
| name:tlb_flush type:bitmask default:0x1 |
| 0x1 extra: dtlb_thread Count number of DTLB flushes of thread-specific entries. |
| 0x20 extra: stlb_any Count number of any STLB flushes |
| name:l1d_blocks type:bitmask default:bank_conflict_cycles |
| 0x1 extra: ld_bank_conflict Any dispatched loads cancelled due to DCU bank conflict |
| 0x5 extra:cmask=1 bank_conflict_cycles Cycles with l1d blocks due to bank conflicts |
| name:other_assists type:bitmask default:0x2 |
| 0x2 extra: itlb_miss_retired Instructions that experienced an ITLB miss. Non Pebs |
| 0x10 extra: avx_to_sse Number of transitions from AVX-256 to legacy SSE when penalty applicable Non Pebs |
| 0x20 extra: sse_to_avx Number of transitions from legacy SSE to AVX-256 when penalty applicable Non Pebs |
| name:uops_retired type:bitmask default:all |
| 0x1 extra: all All uops that actually retired. |
| 0x2 extra: retire_slots number of retirement slots used non PEBS |
| 0x1 extra:cmask=1,inv stall_cycles Cycles no executable uops retired |
| 0x1 extra:cmask=10,inv total_cycles Number of cycles using always true condition applied to non PEBS uops retired event. |
| name:machine_clears type:bitmask default:0x2 |
| 0x2 extra: memory_ordering Number of Memory Ordering Machine Clears detected. |
| 0x4 extra: smc Number of Self-modifying code (SMC) Machine Clears detected. |
| 0x20 extra: maskmov Number of AVX masked mov Machine Clears detected. |
| name:br_inst_retired type:bitmask default:0x1 |
| 0x1 extra: conditional Counts all taken and not taken macro conditional branch instructions. |
| 0x2 extra: near_call Counts all macro direct and indirect near calls. non PEBS |
| 0x8 extra: near_return This event counts the number of near ret instructions retired. |
| 0x10 extra: not_taken Counts all not taken macro branch instructions retired. |
| 0x20 extra: near_taken Counts the number of near branch taken instructions retired. |
| 0x40 extra: far_branch Counts the number of far branch instructions retired. |
| 0x4 extra: all_branches_ps Counts all taken and not taken macro branches including far branches.(Precise Event) |
| 0x2 extra: near_call_r3 Ring123 only near calls (non precise) |
| 0x2 extra: near_call_r3_ps Ring123 only near calls (precise event) |
| name:br_misp_retired type:bitmask default:0x1 |
| 0x1 extra: conditional All mispredicted macro conditional branch instructions. |
| 0x2 extra: near_call All macro direct and indirect near calls |
| 0x10 extra: not_taken number of branch instructions retired that were mispredicted and not-taken. |
| 0x20 extra: taken number of branch instructions retired that were mispredicted and taken. |
| 0x4 extra: all_branches_ps all macro branches (Precise Event) |
| name:fp_assist type:bitmask default:0x1e |
| 0x1e extra:cmask=1 any Counts any FP_ASSIST umask was incrementing. |
| 0x2 extra: x87_output output - Numeric Overflow, Numeric Underflow, Inexact Result |
| 0x4 extra: x87_input input - Invalid Operation, Denormal Operand, SNaN Operand |
| 0x8 extra: simd_output Any output SSE* FP Assist - Numeric Overflow, Numeric Underflow. |
| 0x10 extra: simd_input Any input SSE* FP Assist |
| name:mem_uops_retired type:bitmask default:0x11 |
| 0x11 extra: stlb_miss_loads STLB misses dues to retired loads |
| 0x12 extra: stlb_miss_stores STLB misses dues to retired stores |
| 0x21 extra: lock_loads Locked retired loads |
| 0x41 extra: split_loads Retired loads causing cacheline splits |
| 0x42 extra: split_stores Retired stores causing cacheline splits |
| 0x81 extra: all_loads Any retired loads |
| 0x82 extra: all_stores Any retired stores |
| name:mem_load_uops_retired type:bitmask default:0x1 |
| 0x1 extra: l1_hit Load hit in nearest-level (L1D) cache |
| 0x2 extra: l2_hit Load hit in mid-level (L2) cache |
| 0x4 extra: llc_hit Load hit in last-level (L3) cache with no snoop needed |
| 0x40 extra: hit_lfb A load missed L1D but hit the Fill Buffer |
| name:mem_load_uops_llc_hit_retired type:bitmask default:0x1 |
| 0x1 extra: xsnp_miss Load LLC Hit and a cross-core Snoop missed in on-pkg core cache |
| 0x2 extra: xsnp_hit Load LLC Hit and a cross-core Snoop hits in on-pkg core cache |
| 0x4 extra: xsnp_hitm Load had HitM Response from a core on same socket (shared LLC). |
| 0x8 extra: xsnp_none Load hit in last-level (L3) cache with no snoop needed. |
| name:l2_trans type:bitmask default:0x80 |
| 0x80 extra: all_requests Transactions accessing L2 pipe |
| 0x1 extra: demand_data_rd Demand Data Read requests that access L2 cache, includes L1D prefetches. |
| 0x2 extra: rfo RFO requests that access L2 cache |
| 0x4 extra: code_rd L2 cache accesses when fetching instructions including L1D code prefetches |
| 0x8 extra: all_pf L2 or LLC HW prefetches that access L2 cache |
| 0x10 extra: l1d_wb L1D writebacks that access L2 cache |
| 0x20 extra: l2_fill L2 fill requests that access L2 cache |
| 0x40 extra: l2_wb L2 writebacks that access L2 cache |
| name:l2_lines_in type:bitmask default:0x7 |
| 0x7 extra: all L2 cache lines filling L2 |
| 0x1 extra: i L2 cache lines in I state filling L2 |
| 0x2 extra: s L2 cache lines in S state filling L2 |
| 0x4 extra: e L2 cache lines in E state filling L2 |
| name:l2_lines_out type:bitmask default:0x1 |
| 0x1 extra: demand_clean Clean line evicted by a demand |
| 0x2 extra: demand_dirty Dirty line evicted by a demand |
| 0x4 extra: pf_clean Clean line evicted by an L2 Prefetch |
| 0x8 extra: pf_dirty Dirty line evicted by an L2 Prefetch |
| 0xa extra: dirty_all Any Dirty line evicted |
