SuccessChanges

Summary

  1. [RISCV] Lower llvm.trap and llvm.debugtrap (details)
Commit 7214f7a79f4bf791e5c6726757dbcec143f0aa91 by selliott
[RISCV] Lower llvm.trap and llvm.debugtrap
Summary: Until this commit, these have lowered to a call to abort().
`llvm.trap()` now lowers to `unimp`, which should trap on all systems.
`llvm.debugtrap()` now lowers to `ebreak`, which is exactly what this
instruction is for.
Reviewers: asb, luismarques
Reviewed By: asb
Subscribers: hiraditya, rbar, johnrusso, simoncook, apazos, sabuasal,
niosHD, kito-cheng, shiva0217, jrtc27, MaskRay, zzheng, edward-jones,
rogfer01, MartinMosbeck, brucehoult, the_o, rkruppe, PkmX, jocewei,
psnobl, benna, Jim, s.egerton, pzheng, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D69390
The file was modifiedllvm/lib/Target/RISCV/RISCVISelLowering.cpp
The file was modifiedllvm/lib/Target/RISCV/RISCVInstrInfo.td
The file was addedllvm/test/CodeGen/RISCV/intrinsics/trap.ll