createFastRegisterAllocator overloads
Synopses
Declared in <llvm/CodeGen/Passes.h>
FastRegisterAllocation Pass ‐ This pass register allocates as fast as possible. It is best suited for debug code where live ranges are short.
Create a fast register allocator that only allocates filtered registers.
FunctionPass*
createFastRegisterAllocator(
RegAllocFilterFunc F,
bool ClearVirtRegs);Return Value
The newly created FunctionPass.
Parameters
Name |
Description |
F |
Filter selecting which registers to allocate; null allocates all. |
ClearVirtRegs |
If true, clear virtual registers after allocation. |
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