unit_masks

跨平台性能调试工具

# Core 2 possible unit masks
#
name:zero type:mandatory default:0x0
	0x0 No unit mask
#name:one type:mandatory default:0x1
#	0x1 No unit mask
name:two type:mandatory default:0x2
	0x2 No unit mask
name:x0f type:mandatory default:0xf
	0xf No unit mask
name:x10 type:mandatory default:0x10
	0x10 No unit mask
#name:x20 type:mandatory default:0x20
#	0x20 No unit mask
#name:x40 type:mandatory default:0x40
#	0x40 No unit mask
name:x41 type:mandatory default:0x41
	0x41 No unit mask
name:x4f type:mandatory default:0x4f
	0x4f No unit mask
name:xc0 type:mandatory default:0xc0
	0xc0 No unit mask
name:nonhlt type:exclusive default:0x0
	0x0 Unhalted core cycles
	0x1 Unhalted bus cycles
	0x2 Unhalted bus cycles of this core while the other core is halted
name:mesi type:bitmask default:0x0f
	0x08	(M)ESI: Modified
	0x04	M(E)SI: Exclusive
	0x02	ME(S)I: Shared
	0x01	MES(I): Invalid
name:sse_prefetch type:exclusive default:0x0
	0x00 prefetch NTA instructions executed.
	0x01 prefetch T1 instructions executed.
	0x02 prefetch T1 and T2 instructions executed.
	0x03 SSE weakly-ordered stores
name:simd_instr_type_exec type:bitmask default:0x3f
	0x01 SIMD packed multiplies
	0x02 SIMD packed shifts
	0x04 SIMD pack operations
	0x08 SIMD unpack operations
	0x10 SIMD packed logical
	0x20 SIMD packed arithmetic
	0x3f all of the above
name:mmx_trans type:bitmask default:0x3
	0x01 float->MMX transitions
	0x02 MMX->float transitions
name:sse_miss type:exclusive default:0x0
	0x00 PREFETCHNTA
	0x01 PREFETCHT0
	0x02 PREFETCHT1/PREFETCHT2
name:load_block type:bitmask default:0x3e
	0x02 STA  Loads blocked by a preceding store with unknown address.
	0x04 STD  Loads blocked by a preceding store with unknown data.
	0x08 OVERLAP_STORE  Loads that partially overlap an earlier store, or 4K aliased with a previous store.
	0x10 UNTIL_RETIRE  Loads blocked until retirement.
	0x20 L1D  Loads blocked by the L1 data cache.
name:store_block type:bitmask default:0x0b
	0x01 SB_DRAIN_CYCLES	Cycles while stores are blocked due to store buffer drain.
	0x02 ORDER	Cycles while store is waiting for a preceding store to be globally observed.
	0x08 NOOP	A store is blocked due to a conflict with an external or internal snoop.
name:dtlb_miss type:bitmask default:0x0f
	0x01 ANY	Memory accesses that missed the DTLB.
	0x02 MISS_LD	DTLB misses due to load operations.
	0x04 L0_MISS_LD L0 DTLB misses due to load operations.
	0x08 MISS_ST	TLB misses due to store operations.
name:memory_dis type:exclusive default:0x01
	0x01 RESET	Memory disambiguation reset cycles.
	0x02 SUCCESS	Number of loads that were successfully disambiguated.
name:page_walks type:exclusive default:0x02
	0x01 COUNT	Number of page-walks executed.
	0x02 CYCLES	Duration of page-walks in core cycles.
name:delayed_bypass type:exclusive default:0x00
	0x00 FP		Delayed bypass to FP operation.
	0x01 SIMD	Delayed bypass to SIMD operation.
	0x02 LOAD	Delayed bypass to load operation.
name:core type:exclusive default:0x40
	0xc0	All cores
	0x40	This core
name:core_prefetch type:bitmask default:0x70
	0xc0	core: all cores
	0x40	core: this core
	0x30	prefetch: all inclusive
	0x10	prefetch: Hardware prefetch only
	0x00	prefetch: exclude hardware prefetch
name:core_mesi type:bitmask default:0x4f
	0xc0	core: all cores
	0x40	core: this core
	0x08	(M)ESI: Modified
	0x04	M(E)SI: Exclusive
	0x02	ME(S)I: Shared
	0x01	MES(I): Invalid
name:core_prefetch_mesi type:bitmask default:0x7f
	0xc0	core: all cores
	0x40	core: this core
	0x30	prefetch: all inclusive
	0x10	prefetch: Hardware prefetch only
	0x00	prefetch: exclude hardware prefetch
	0x08	(M)ESI: Modified
	0x04	M(E)SI: Exclusive
	0x02	ME(S)I: Shared
	0x01	MES(I): Invalid
name:l1d_split type:exclusive default:0x1
	0x1	split loads
	0x2	split stores
name:bus_agents type:exclusive default:0x00
	0x00	this agent
	0x20	include all agents
name:core_and_bus_agents type:bitmask default:0x40
	0xc0	core: all cores
	0x40	core: this core
	0x00	bus: this agent
	0x20	bus: include all agents
name:bus_agents_and_snoop type:bitmask default:0x0b
	0x00	bus: this agent
	0x20	bus: include all agents
	0x08	snoop: HITM snoops
	0x02	snoop: HIT snoops
	0x01	snoop: CLEAN snoops
name:core_and_snoop type:bitmask default:0x40
	0xc0	core: all cores
	0x40	core: this core
	0x01	snoop: CMP2I snoops
	0x02	snoop: CMP2S snoops
name:itlb_miss type:bitmask default:0x12
	0x02	ITLB small page misses
	0x10	ITLB large page misses
	0x40	ITLB flushes
name:macro_insts type:bitmask default:0x09
	0x01	Instructions decoded
	0x08	CISC Instructions decoded
name:esp type:bitmask default:0x01
	0x01	ESP register content synchronizations
	0x02	ESP register automatic additions
name:inst_retired type:bitmask default:0x00
	0x00	Any
	0x01	Loads
	0x02	Stores
	0x04	Other
name:x87_ops_retired type:exclusive default:0xfe
	0x01	FXCH instructions retired
	0xfe	Retired floating-point computational operations (precise)
name:uops_retired type:bitmask default:0x0f
	0x01	Fused load+op or load+indirect branch retired
	0x02	Fused store address + data retired
	0x04	Retired instruction pairs fused into one micro-op
	0x07	Fused micro-ops retired
	0x08	Non-fused micro-ops retired
	0x0f	Micro-ops retired
name:machine_nukes type:bitmask default:0x05
	0x01	Self-Modifying Code detected
	0x04	Execution pipeline restart due to memory ordering conflict or memory disambiguation misprediction
name:br_inst_retired type:bitmask default:0xa
	0x01	predicted not-taken
	0x02	mispredicted not-taken
	0x04	predicted taken
	0x08	mispredicted taken
name:cycles_int_masked type:exclusive default:0x02
	0x01	Interrupts disabled
	0x02	Interrupts pending and disabled
name:simd_inst_retired type:bitmask default:0x1f
	0x01	Retired SSE packed-single instructions
	0x02	Retired SSE scalar-single instructions
	0x04	Retired SSE2 packed-double instructions
	0x08	Retired SSE2 scalar-double instructions
	0x10	Retired SSE2 vector integer instructions
	0x1f	Retired Streaming SIMD instructions (precise event)
name:simd_comp_inst_retired type:bitmask default:0xf
	0x01	Retired computational SSE packed-single instructions
	0x02	Retired computational SSE scalar-single instructions
	0x04	Retired computational SSE2 packed-double instructions
	0x08	Retired computational SSE2 scalar-double instructions
name:mem_load_retired type:exclusive default:0x01
	0x01	Retired loads that miss the L1 data cache (precise event)
	0x02	L1 data cache line missed by retired loads (precise event)
	0x04	Retired loads that miss the L2 cache (precise event)
	0x08	L2 cache line missed by retired loads (precise event)
	0x10	Retired loads that miss the DTLB (precise event)
name:rat_stalls type:bitmask default:0xf
	0x01	ROB read port
	0x02	Partial register
	0x04	Flag
	0x08	FPU status word
	0x0f	All RAT
name:seg_regs type:bitmask default:0x0f
	0x01	ES
	0x02	DS
	0x04	FS
	0x08	GS
name:resource_stalls type:bitmask default:0x0f
	0x01	when the ROB is full
	0x02	during which the RS is full
	0x04	during which the pipeline has exceeded the load or store limit or is waiting to commit all stores
	0x08	due to FPU control word write
	0x10	due to branch misprediction