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[Hexagon] Make A2_tfrsi not cheap for operands exceeding 16 bits
authorSANTANU DAS <santanudas@codeaurora.org>
Mon, 2 Nov 2020 19:15:40 +0000 (00:45 +0530)
committerKrzysztof Parzyszek <kparzysz@quicinc.com>
Tue, 4 Jan 2022 23:46:26 +0000 (15:46 -0800)
commit52f347010a8c43118293feab05e09a4df52ba04f
tree469d2c093cb111ac919508f0544707dc1d86f988tree | snapshot
parent60944d132fe35b774017b7ad05edb55642509642commit | diff
[Hexagon] Make A2_tfrsi not cheap for operands exceeding 16 bits

This patch aids to reduce code size since it removes generation
of back-to-back A2_tfrsi instructions. It is enabled only at -Os/-Oz.
llvm/lib/Target/Hexagon/HexagonInstrInfo.cpp diff | blob | history
llvm/lib/Target/Hexagon/HexagonInstrInfo.h diff | blob | history
llvm/test/CodeGen/Hexagon/notcheap.ll [new file with mode: 0644] blob
Domain: System / Toolchain;