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2012 Nov 29
2
[LLVMdev] problem trying to write an LLVM register-allocation pass
I have a new problem: Register RBP is used in a function foo. (I am not allocating RBP to any virtual register, the instances of RBP in function foo are in the machine code when my register allocator starts.) Function foo calls function bar. Register RBP is not saved across the call, though it is live after the call. Function bar includes a virtual register. The code that I'm using to
2012 Dec 01
0
[LLVMdev] problem trying to write an LLVM register-allocation pass
...action_size; extern int defs1_offset, prolog_offset, action_offset, action_index; extern int onestate[500], onesym[500]; extern int onenext[500], onedef[500], onesp; extern int current_mns, current_max_rules; extern int num_rules, num_eof_rules, default_rule, lastnfa; extern int *firstst, *lastst, *finalst, *transchar, *trans1, *trans2; extern int *accptnum, *assoc_rule, *state_type; extern int *rule_type, *rule_linenum, *rule_useful; extern int current_state_type; extern int variable_trailing_context_rules; extern int numtemps, numprots, protprev[50], protnext[50], prottbl[50]; extern int protcomst[...