Displaying 1 result from an estimated 1 matches for "cmp_branch".
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can_branch
2011 Jul 25
1
[LLVMdev] live information
...Live Ins: %a0_h
Predecessors according to CFG: BB#2
%reg16500<def> = COPY %reg16499
Successors according to CFG: BB#4
BB#4: derived from LLVM BB %for.body21
Live Ins: %a0_h
Predecessors according to CFG: BB#3 BB#4
%reg16500<def> = add_twoAddr %reg16500, 1
cmp_branch <BB#4>, %reg16500, %a0_h
Successors according to CFG: BB#4 BB#5
BB#4 is a loop.
%reg16500 is first defined by a COPY, then updated at each iteration and used at the end as well of BB#4.
Live ins(BB#4) should include %reg16500 (Simple register coalescer did not care for this)
LiveRange...