search for: setup_block_fp

Displaying 1 result from an estimated 1 matches for "setup_block_fp".

2011 Apr 03
1
[LLVMdev] GSoC '11: Segmented Stacks
...ated, the value at %rbp will also have to be copied to the new block, and %rbp will have to be changed to point to this new location. This is so that the FP relative indexing works. %rbp will then be set to its "correct" value by the epilogue itself. We'll probably need a new routine (setup_block_fp) for this situation. Since we're resetting the stack pointer in destroy_block, the epilogue is free to clobber %rsp with the "wrong" value of %rbp. Stack Space For Block Setup ~~~~~~~~~~~~~~~~~~~~~~~~~~~ setup_block and setup_block_fp will be written to use the minimum amount of st...