71 |
|
|
72 |
|
// total number of frames that can fit in memory |
73 |
|
//RealType frameCapacity = avaliablePhysMem / bytesPerFrame; |
74 |
< |
RealType frameCapacity = memSize_ / bytesPerFrame; |
74 |
> |
RealType frameCapacity = (RealType) memSize_ / (RealType) bytesPerFrame; |
75 |
|
|
76 |
|
// number of frames in each block given the need to hold multiple blocks |
77 |
|
// in memory at the same time: |
151 |
|
//if number of active blocks is less than the block capacity, just load it |
152 |
|
internalLoad(block); |
153 |
|
loadSuccess = true; |
154 |
< |
} else if (hasZeroRefBlock() > 0) { |
154 |
> |
} else if ( hasZeroRefBlock() ) { |
155 |
|
//if already reach the block capacity, need to unload a block with 0 reference |
156 |
|
int zeroRefBlock = getFirstZeroRefBlock(); |
157 |
|
assert(zeroRefBlock != -1); |