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| author | Jessica Paquette <jpaquette@apple.com> | 2021-05-14 16:53:52 -0700 |
|---|---|---|
| committer | Jessica Paquette <jpaquette@apple.com> | 2021-05-18 09:26:41 -0700 |
| commit | 892497c806306a4b7185ead16d60b0ebcca0a304 (patch) | |
| tree | 140739795bb1bd6db123f2de36bfbf57cdb1256e /llvm/lib/Bitcode/Reader/BitcodeReader.cpp | |
| parent | 8998a8aa97f81c758403615ec897ce79c1ccdcad (diff) | |
[GlobalISel] Simplify G_ICMP to true/false when the result is known
Use existing KnownBits helpers from KnownBits.h to simplify G_ICMPs.
E.g.
x == x -> true
x != x -> false
load(x) > 1 -> true (when the load is known to be greater than 1)
And so on.
Differential Revision: https://reviews.llvm.org/D102542
Diffstat (limited to 'llvm/lib/Bitcode/Reader/BitcodeReader.cpp')
0 files changed, 0 insertions, 0 deletions