Hello. Why compilation for sm_100, 101 and 120 so slow and start to use 255 registers, more stack and no cmem?
Compiling entry function ‘Z14comp_keys_compPtPjPmS0’ for ‘sm_86’
ptxas info : Function properties for Z14comp_keys_compPtPjPmS0
4240 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info : Used 129 registers, used 0 barriers, 4240 bytes cumulative stack size, 384 bytes cmem[0]
ptxas info : Compile time = 514.202 ms
Compiling entry function ‘Z14comp_keys_compPtPjPmS0’ for ‘sm_89’
ptxas info : Function properties for Z14comp_keys_compPtPjPmS0
4240 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info : Used 129 registers, used 0 barriers, 4240 bytes cumulative stack size, 384 bytes cmem[0]
ptxas info : Compile time = 490.252 ms
Compiling entry function ‘Z14comp_keys_compPtPjPmS0’ for ‘sm_100’
ptxas info : Function properties for Z14comp_keys_compPtPjPmS0
5248 bytes stack frame, 4312 bytes spill stores, 4416 bytes spill loads
ptxas info : Used 255 registers, used 0 barriers, 5248 bytes cumulative stack size
ptxas info : Compile time = 9025.602 ms
Compiling entry function ‘Z14comp_keys_compPtPjPmS0’ for ‘sm_101’
ptxas info : Function properties for Z14comp_keys_compPtPjPmS0
5248 bytes stack frame, 4312 bytes spill stores, 4416 bytes spill loads
ptxas info : Used 255 registers, used 0 barriers, 5248 bytes cumulative stack size
ptxas info : Compile time = 9243.467 ms
Compiling entry function ‘Z14comp_keys_compPtPjPmS0’ for ‘sm_120’
ptxas info : Function properties for Z14comp_keys_compPtPjPmS0
6224 bytes stack frame, 6864 bytes spill stores, 7056 bytes spill loads
ptxas info : Used 255 registers, used 0 barriers, 6224 bytes cumulative stack size
ptxas info : Compile time = 11600.896 ms