[all-commits] [llvm/llvm-project] 764676: [fastregalloc] Fix bug when undef value is tied to...
Luo, Yuanke via All-commits
all-commits at lists.llvm.org
Tue May 3 21:13:31 PDT 2022
Author: Luo, Yuanke <yuanke.luo at intel.com>
Date: 2022-05-04 (Wed, 04 May 2022)
[fastregalloc] Fix bug when undef value is tied to def.
If the tied use is undef value, fastregalloc should free the def
register. There is no reload needed for the undef value.
Reviewed By: MatzeB
Differential Revision: https://reviews.llvm.org/D124834
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