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[Inline] Introduce Constant::hasOneLiveUse, use it instead of hasOneUse in inline...
authorErik Desjardins <erikdesjardinspublic@gmail.com>
Thu, 7 Oct 2021 15:14:56 +0000 (08:14 -0700)
committerMircea Trofin <mtrofin@google.com>
Thu, 7 Oct 2021 15:33:25 +0000 (08:33 -0700)
commit11c8efd4db0fe58a2858459353cc5c0c41565ee5
tree4e49db7776b879ecfea37b9035d5101b2da60f42tree | snapshot
parent3a5aa57c9b1c01c990700bfcedcebc14ef9a97dccommit | diff
[Inline] Introduce Constant::hasOneLiveUse, use it instead of hasOneUse in inline cost model (PR51667)

Otherwise, inlining costs may be pessimized by dead constants.

Fixes https://bugs.llvm.org/show_bug.cgi?id=51667.

Reviewed By: mtrofin, aeubanks

Differential Revision: https://reviews.llvm.org/D109294
llvm/include/llvm/IR/Constant.h diff | blob | history
llvm/lib/Analysis/InlineCost.cpp diff | blob | history
llvm/lib/IR/Constants.cpp diff | blob | history
llvm/test/Transforms/Inline/inline-cost-dead-users.ll [new file with mode: 0644] blob
llvm/test/Transforms/Inline/last-callsite.ll diff | blob | history
Domain: System / Toolchain;