2.5. Device State Inspection
Variables
- CUDBGResult ( *CUDBGAPI_st::memcheckReadErrorAddress )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint64_t* address, ptxStorageKind* storage )
- Get the address that memcheck detected an error on.
- CUDBGResult ( *CUDBGAPI_st::readActiveLanes )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t* activeLanesMask )
- Reads the bitmask of active lanes on a valid warp.
- CUDBGResult ( *CUDBGAPI_st::readBlockIdx )( uint32_t dev, uint32_t sm, uint32_t wp, CuDim3* blockIdx )
- Reads the CUDA block index running on a valid warp.
- CUDBGResult ( *CUDBGAPI_st::readBlockIdx32 )( uint32_t dev, uint32_t sm, uint32_t wp, CuDim2* blockIdx )
- Reads the two-dimensional CUDA block index running on a valid warp.
- CUDBGResult ( *CUDBGAPI_st::readBrokenWarps )( uint32_t dev, uint32_t sm, uint64_t* brokenWarpsMask )
- Reads the bitmask of warps that are at a breakpoint on a given SM.
- CUDBGResult ( *CUDBGAPI_st::readCallDepth )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint32_t* depth )
- Reads the call depth (number of calls) for a given lane.
- CUDBGResult ( *CUDBGAPI_st::readCallDepth32 )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t* depth )
- Reads the call depth (number of calls) for a given warp.
- CUDBGResult ( *CUDBGAPI_st::readCodeMemory )( uint32_t dev, uint64_t addr, void* buf, uint32_t sz )
- Reads content at address in the code memory segment.
- CUDBGResult ( *CUDBGAPI_st::readConstMemory )( uint32_t dev, uint64_t addr, void* buf, uint32_t sz )
- Reads content at address in the constant memory segment.
- CUDBGResult ( *CUDBGAPI_st::readGlobalMemory )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint64_t addr, void* buf, uint32_t sz )
- Reads content at address in the global memory segment (entire 40-bit VA on Fermi+).
- CUDBGResult ( *CUDBGAPI_st::readGlobalMemory31 )( uint32_t dev, uint64_t addr, void* buf, uint32_t sz )
- Reads content at address in the global memory segment.
- CUDBGResult ( *CUDBGAPI_st::readGridId )( uint32_t dev, uint32_t sm, uint32_t wp, uint64_t* gridId64 )
- Reads the 64-bit CUDA grid index running on a valid warp.
- CUDBGResult ( *CUDBGAPI_st::readGridId50 )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t* gridId )
- Reads the CUDA grid index running on a valid warp.
- CUDBGResult ( *CUDBGAPI_st::readLaneException )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, CUDBGException_t* exception )
- Reads the exception type for a given lane.
- CUDBGResult ( *CUDBGAPI_st::readLaneStatus )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, bool* error )
- Reads the status of the given lane. For specific error values, use readLaneException.
- CUDBGResult ( *CUDBGAPI_st::readLocalMemory )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint64_t addr, void* buf, uint32_t sz )
- Reads content at address in the local memory segment.
- CUDBGResult ( *CUDBGAPI_st::readPC )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint64_t* pc )
- Reads the PC on the given active lane.
- CUDBGResult ( *CUDBGAPI_st::readParamMemory )( uint32_t dev, uint32_t sm, uint32_t wp, uint64_t addr, void* buf, uint32_t sz )
- Reads content at address in the param memory segment.
- CUDBGResult ( *CUDBGAPI_st::readPinnedMemory )( uint64_t addr, void* buf, uint32_t sz )
- Reads content at pinned address in system memory.
- CUDBGResult ( *CUDBGAPI_st::readRegister )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint32_t regno, uint32_t* val )
- Reads content of a hardware register.
- CUDBGResult ( *CUDBGAPI_st::readReturnAddress )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint32_t level, uint64_t* ra )
- Reads the physical return address for a call level.
- CUDBGResult ( *CUDBGAPI_st::readReturnAddress32 )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t level, uint64_t* ra )
- Reads the physical return address for a call level.
- CUDBGResult ( *CUDBGAPI_st::readSharedMemory )( uint32_t dev, uint32_t sm, uint32_t wp, uint64_t addr, void* buf, uint32_t sz )
- Reads content at address in the shared memory segment.
- CUDBGResult ( *CUDBGAPI_st::readSyscallCallDepth )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint32_t* depth )
- Reads the call depth of syscalls for a given lane.
- CUDBGResult ( *CUDBGAPI_st::readTextureMemory )( uint32_t devId, uint32_t vsm, uint32_t wp, uint32_t id, uint32_t dim, uint32_t* coords, void* buf, uint32_t sz )
- Read the content of texture memory with given id and coords on sm_20 and lower.
- CUDBGResult ( *CUDBGAPI_st::readTextureMemoryBindless )( uint32_t devId, uint32_t vsm, uint32_t wp, uint32_t texSymtabIndex, uint32_t dim, uint32_t* coords, void* buf, uint32_t sz )
- Read the content of texture memory with given symtab index and coords on sm_30 and higher.
- CUDBGResult ( *CUDBGAPI_st::readThreadIdx )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, CuDim3* threadIdx )
- Reads the CUDA thread index running on valid lane.
- CUDBGResult ( *CUDBGAPI_st::readValidLanes )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t* validLanesMask )
- Reads the bitmask of valid lanes on a given warp.
- CUDBGResult ( *CUDBGAPI_st::readValidWarps )( uint32_t dev, uint32_t sm, uint64_t* validWarpsMask )
- Reads the bitmask of valid warps on a given SM.
- CUDBGResult ( *CUDBGAPI_st::readVirtualPC )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint64_t* pc )
- Reads the virtual PC on the given active lane.
- CUDBGResult ( *CUDBGAPI_st::readVirtualReturnAddress )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint32_t level, uint64_t* ra )
- Reads the virtual return address for a call level.
- CUDBGResult ( *CUDBGAPI_st::readVirtualReturnAddress32 )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t level, uint64_t* ra )
- Reads the virtual return address for a call level.
- CUDBGResult ( *CUDBGAPI_st::writePinnedMemory )( uint64_t addr, const void* buf, uint32_t sz )
- Writes content to pinned address in system memory.
Variables
- CUDBGResult ( *CUDBGAPI_st::memcheckReadErrorAddress )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint64_t* address, ptxStorageKind* storage )
-
Get the address that memcheck detected an error on. Since CUDA 5.0.
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- address
- - returned address detected by memcheck
- storage
- - returned address class of address
Returns
CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_MEMCHECK_NOT_ENABLED, CUDBG_SUCCESS
- CUDBGResult ( *CUDBGAPI_st::readActiveLanes )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t* activeLanesMask )
-
Reads the bitmask of active lanes on a valid warp. Since CUDA 3.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- activeLanesMask
- - the returned bitmask of active lanes
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readBlockIdx )( uint32_t dev, uint32_t sm, uint32_t wp, CuDim3* blockIdx )
-
Reads the CUDA block index running on a valid warp. Since CUDA 4.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- blockIdx
- - the returned CUDA block index
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readBlockIdx32 )( uint32_t dev, uint32_t sm, uint32_t wp, CuDim2* blockIdx )
-
Reads the two-dimensional CUDA block index running on a valid warp. Since CUDA 3.0.
Deprecatedin CUDA 4.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- blockIdx
- - the returned CUDA block index
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readBrokenWarps )( uint32_t dev, uint32_t sm, uint64_t* brokenWarpsMask )
-
Reads the bitmask of warps that are at a breakpoint on a given SM. Since CUDA 3.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- brokenWarpsMask
- - the returned bitmask of broken warps
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readCallDepth )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint32_t* depth )
-
Reads the call depth (number of calls) for a given lane. Since CUDA 4.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- depth
- - the returned call depth
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readCallDepth32 )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t* depth )
-
Reads the call depth (number of calls) for a given warp. Since CUDA 3.1.
Deprecatedin CUDA 4.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- depth
- - the returned call depth
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readCodeMemory )( uint32_t dev, uint64_t addr, void* buf, uint32_t sz )
-
Reads content at address in the code memory segment. Since CUDA 3.0.
See also:
Parameters
- dev
- - device index
- addr
- - memory address
- buf
- - buffer
- sz
- - size of the buffer
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_MEMORY_MAPPING_FAILED
- CUDBGResult ( *CUDBGAPI_st::readConstMemory )( uint32_t dev, uint64_t addr, void* buf, uint32_t sz )
-
Reads content at address in the constant memory segment. Since CUDA 3.0.
See also:
Parameters
- dev
- - device index
- addr
- - memory address
- buf
- - buffer
- sz
- - size of the buffer
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_MEMORY_MAPPING_FAILED
- CUDBGResult ( *CUDBGAPI_st::readGlobalMemory )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint64_t addr, void* buf, uint32_t sz )
-
Reads content at address in the global memory segment (entire 40-bit VA on Fermi+). Since CUDA 3.2.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- addr
- - memory address
- buf
- - buffer
- sz
- - size of the buffer
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_MEMORY_MAPPING_FAILED, CUDBG_ERROR_ADDRESS_NOT_IN_DEVICE_MEM
- CUDBGResult ( *CUDBGAPI_st::readGlobalMemory31 )( uint32_t dev, uint64_t addr, void* buf, uint32_t sz )
-
Reads content at address in the global memory segment. Since CUDA 3.0.
Deprecatedin CUDA 3.2.
See also:
Parameters
- dev
- - device index
- addr
- - memory address
- buf
- - buffer
- sz
- - size of the buffer
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_MEMORY_MAPPING_FAILED
- CUDBGResult ( *CUDBGAPI_st::readGridId )( uint32_t dev, uint32_t sm, uint32_t wp, uint64_t* gridId64 )
-
Reads the 64-bit CUDA grid index running on a valid warp. Since CUDA 5.5.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- gridId64
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readGridId50 )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t* gridId )
-
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- gridId
- - the returned CUDA grid index
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readLaneException )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, CUDBGException_t* exception )
-
Reads the exception type for a given lane. Since CUDA 3.1.
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- exception
- - the returned exception type
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readLaneStatus )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, bool* error )
-
Reads the status of the given lane. For specific error values, use readLaneException. Since CUDA 3.0.
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- error
- - true if there is an error
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readLocalMemory )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint64_t addr, void* buf, uint32_t sz )
-
Reads content at address in the local memory segment. Since CUDA 3.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- addr
- - memory address
- buf
- - buffer
- sz
- - size of the buffer
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_MEMORY_MAPPING_FAILED
- CUDBGResult ( *CUDBGAPI_st::readPC )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint64_t* pc )
-
Reads the PC on the given active lane. Since CUDA 3.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- pc
- - the returned PC
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNKNOWN_FUNCTION, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readParamMemory )( uint32_t dev, uint32_t sm, uint32_t wp, uint64_t addr, void* buf, uint32_t sz )
-
Reads content at address in the param memory segment. Since CUDA 3.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- addr
- - memory address
- buf
- - buffer
- sz
- - size of the buffer
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_MEMORY_MAPPING_FAILED
- CUDBGResult ( *CUDBGAPI_st::readPinnedMemory )( uint64_t addr, void* buf, uint32_t sz )
-
Reads content at pinned address in system memory. Since CUDA 3.2.
See also:
Parameters
- addr
- - system memory address
- buf
- - buffer
- sz
- - size of the buffer
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_MEMORY_MAPPING_FAILED, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readRegister )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint32_t regno, uint32_t* val )
-
Reads content of a hardware register. Since CUDA 3.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- regno
- - register index
- val
- - buffer
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readReturnAddress )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint32_t level, uint64_t* ra )
-
Reads the physical return address for a call level. Since CUDA 4.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- level
- - the specified call level
- ra
- - the returned return address for level
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_INVALID_GRID, CUDBG_ERROR_INVALID_CALL_LEVEL, CUDBG_ERROR_ZERO_CALL_DEPTH, CUDBG_ERROR_UNKNOWN_FUNCTION, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readReturnAddress32 )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t level, uint64_t* ra )
-
Reads the physical return address for a call level. Since CUDA 3.1.
Deprecatedin CUDA 4.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- level
- - the specified call level
- ra
- - the returned return address for level
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_INVALID_GRID, CUDBG_ERROR_INVALID_CALL_LEVEL, CUDBG_ERROR_ZERO_CALL_DEPTH, CUDBG_ERROR_UNKNOWN_FUNCTION, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readSharedMemory )( uint32_t dev, uint32_t sm, uint32_t wp, uint64_t addr, void* buf, uint32_t sz )
-
Reads content at address in the shared memory segment. Since CUDA 3.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- addr
- - memory address
- buf
- - buffer
- sz
- - size of the buffer
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_MEMORY_MAPPING_FAILED
- CUDBGResult ( *CUDBGAPI_st::readSyscallCallDepth )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint32_t* depth )
-
Reads the call depth of syscalls for a given lane. Since CUDA 4.1.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- depth
- - the returned call depth
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readTextureMemory )( uint32_t devId, uint32_t vsm, uint32_t wp, uint32_t id, uint32_t dim, uint32_t* coords, void* buf, uint32_t sz )
-
Read the content of texture memory with given id and coords on sm_20 and lower. Read the content of texture memory with given id and coords on sm_20 and lower.
On sm_30 and higher, use CUDBGAPI_st::readTextureMemoryBindless instead.
Since CUDA 4.0.
See also:
Parameters
- devId
- - device index
- vsm
- - SM index
- wp
- - warp index
- id
- - texture id (the value of DW_AT_location attribute in the relocated ELF image)
- dim
- - texture dimension (1 to 4)
- coords
- - array of coordinates of size dim
- buf
- - result buffer
- sz
- - size of the buffer
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_MEMORY_MAPPING_FAILED
- CUDBGResult ( *CUDBGAPI_st::readTextureMemoryBindless )( uint32_t devId, uint32_t vsm, uint32_t wp, uint32_t texSymtabIndex, uint32_t dim, uint32_t* coords, void* buf, uint32_t sz )
-
Read the content of texture memory with given symtab index and coords on sm_30 and higher. Read the content of texture memory with given symtab index and coords on sm_30 and higher.
For sm_20 and lower, use CUDBGAPI_st::readTextureMemory instead.
Since CUDA 4.2.
See also:
Parameters
- devId
- - device index
- vsm
- - SM index
- wp
- - warp index
- texSymtabIndex
- - global symbol table index of the texture symbol
- dim
- - texture dimension (1 to 4)
- coords
- - array of coordinates of size dim
- buf
- - result buffer
- sz
- - size of the buffer
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_MEMORY_MAPPING_FAILED
- CUDBGResult ( *CUDBGAPI_st::readThreadIdx )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, CuDim3* threadIdx )
-
Reads the CUDA thread index running on valid lane. Since CUDA 3.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- threadIdx
- - the returned CUDA thread index
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readValidLanes )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t* validLanesMask )
-
Reads the bitmask of valid lanes on a given warp. Since CUDA 3.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- validLanesMask
- - the returned bitmask of valid lanes
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readValidWarps )( uint32_t dev, uint32_t sm, uint64_t* validWarpsMask )
-
Reads the bitmask of valid warps on a given SM. Since CUDA 3.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- validWarpsMask
- - the returned bitmask of valid warps
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_UNINITIALIZED
- CUDBGResult ( *CUDBGAPI_st::readVirtualPC )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint64_t* pc )
-
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- pc
- - the returned PC
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_UNKNOWN_FUNCTION
- CUDBGResult ( *CUDBGAPI_st::readVirtualReturnAddress )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t ln, uint32_t level, uint64_t* ra )
-
Reads the virtual return address for a call level. Since CUDA 4.0.
See also:
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- ln
- - lane index
- level
- - the specified call level
- ra
- - the returned virtual return address for level
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_INVALID_LANE, CUDBG_ERROR_INVALID_GRID, CUDBG_ERROR_INVALID_CALL_LEVEL, CUDBG_ERROR_ZERO_CALL_DEPTH, CUDBG_ERROR_UNKNOWN_FUNCTION, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_INTERNAL
- CUDBGResult ( *CUDBGAPI_st::readVirtualReturnAddress32 )( uint32_t dev, uint32_t sm, uint32_t wp, uint32_t level, uint64_t* ra )
-
Parameters
- dev
- - device index
- sm
- - SM index
- wp
- - warp index
- level
- - the specified call level
- ra
- - the returned virtual return address for level
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_INVALID_DEVICE, CUDBG_ERROR_INVALID_SM, CUDBG_ERROR_INVALID_WARP, CUDBG_ERROR_INVALID_GRID, CUDBG_ERROR_INVALID_CALL_LEVEL, CUDBG_ERROR_ZERO_CALL_DEPTH, CUDBG_ERROR_UNKNOWN_FUNCTION, CUDBG_ERROR_UNINITIALIZED, CUDBG_ERROR_INTERNAL
- CUDBGResult ( *CUDBGAPI_st::writePinnedMemory )( uint64_t addr, const void* buf, uint32_t sz )
-
Writes content to pinned address in system memory. Since CUDA 3.2.
See also:
Parameters
- addr
- - system memory address
- buf
- - buffer
- sz
- - size of the buffer
Returns
CUDBG_SUCCESS, CUDBG_ERROR_INVALID_ARGS, CUDBG_ERROR_MEMORY_MAPPING_FAILED, CUDBG_ERROR_UNINITIALIZED