lang/llvmir/parser: Factor out get_implicit_name(), use for implicit …

[pfalcon]

…labels.

LLVM IR has a habbit of using implicit names in various places, from function params to basic block labels. In such cases, an autogenerated "numbered name" is used.

Signed-off-by: Paul Sokolovsky [email protected]

[pfalcon]

Continuation of https://github.com/windelbouwman/ppci/pull/124

[codecov-io]

Codecov Report

Merging #126 (2337e60) into master (aacfd18) will decrease coverage by 0.00%. The diff coverage is 14.28%.

@@            Coverage Diff             @@
##           master     #126      +/-   ##
==========================================
- Coverage   78.96%   78.96%   -0.01%     
==========================================
  Files         353      353              
  Lines       47323    47326       +3     
==========================================
+ Hits        37370    37372       +2     
- Misses       9953     9954       +1     

Impacted Files	Coverage Δ
ppci/lang/llvmir/parser.py	12.64% <14.28%> (+0.10%)	:arrow_up:
ppci/lang/tools/lr.py	96.49% <0.00%> (+0.38%)	:arrow_up:

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