Regression(368987): Assertion `(!RPI.isPaired() || RPI.Reg2 != AArch64::FP || RPI.Reg1 == AArch64::LR) && "FrameRecord must be allocated together with LR"' when building ffmpeg

[nico]

Bugzilla Link	43016
Resolution	FIXED
Resolved on	Aug 30, 2019 04:54
Version	trunk
OS	All
CC	@Arnaud-de-Grandmaison-ARM,@sdesmalen-arm,@smithp35

Extended Description

See https://bugs.chromium.org/p/chromium/issues/detail?id=994463#c2 for a standalone repo (too big for bugzilla)

[nico]

$ llvm/utils/git-svn/git-llvm push
Pushing 1 monorepo commit:
55f6d4dd665 Revert r368987, it caused #42361 .
Sending llvm/trunk/lib/Target/AArch64/AArch64CallingConvention.td
Sending llvm/trunk/lib/Target/AArch64/AArch64FrameLowering.cpp
Sending llvm/trunk/lib/Target/AArch64/AArch64RegisterInfo.cpp
Sending llvm/trunk/test/CodeGen/AArch64/aarch64-dynamic-stack-layout.ll
Sending llvm/trunk/test/CodeGen/AArch64/aarch64-vector-pcs.mir
Sending llvm/trunk/test/CodeGen/AArch64/addsub-constant-folding.ll
Sending llvm/trunk/test/CodeGen/AArch64/alloca.ll
Sending llvm/trunk/test/CodeGen/AArch64/arm64-alloca-frame-pointer-offset.ll
Sending llvm/trunk/test/CodeGen/AArch64/cgp-usubo.ll
Sending llvm/trunk/test/CodeGen/AArch64/fast-isel-sp-adjust.ll
Sending llvm/trunk/test/CodeGen/AArch64/irg_sp_tagp.ll
Sending llvm/trunk/test/CodeGen/AArch64/regress-w29-reserved-with-fp.ll
Sending llvm/trunk/test/CodeGen/AArch64/reverse-csr-restore-seq.mir
Sending llvm/trunk/test/CodeGen/AArch64/seh-finally.ll
Sending llvm/trunk/test/CodeGen/AArch64/shadow-call-stack.ll
Sending llvm/trunk/test/CodeGen/AArch64/sink-copy-for-shrink-wrap.ll
Sending llvm/trunk/test/CodeGen/AArch64/spill-stack-realignment.mir
Sending llvm/trunk/test/CodeGen/AArch64/sponentry.ll
Sending llvm/trunk/test/CodeGen/AArch64/stack-guard-reassign.ll
Sending llvm/trunk/test/CodeGen/AArch64/stack-guard-vaarg.ll
Sending llvm/trunk/test/CodeGen/AArch64/unfold-masked-merge-scalar-constmask-innerouter.ll
Sending llvm/trunk/test/CodeGen/AArch64/unfold-masked-merge-scalar-constmask-interleavedbits.ll
Sending llvm/trunk/test/CodeGen/AArch64/unfold-masked-merge-scalar-constmask-interleavedbytehalves.ll
Sending llvm/trunk/test/CodeGen/AArch64/unfold-masked-merge-scalar-constmask-lowhigh.ll
Sending llvm/trunk/test/CodeGen/AArch64/unfold-masked-merge-scalar-variablemask.ll
Sending llvm/trunk/test/CodeGen/AArch64/unreachable-emergency-spill-slot.mir
Sending llvm/trunk/test/CodeGen/AArch64/win64_vararg.ll
Sending llvm/trunk/test/CodeGen/AArch64/wineh-frame5.mir
Sending llvm/trunk/test/CodeGen/AArch64/wineh-frame7.mir
Sending llvm/trunk/test/CodeGen/AArch64/wineh-try-catch-realign.ll
Sending llvm/trunk/test/CodeGen/AArch64/wineh-try-catch.ll
Sending llvm/trunk/test/CodeGen/AArch64/wineh_shrinkwrap.mir
Transmitting file data ................................done
Committing transaction...
Committed revision 369080.
Committed 55f6d4dd665 to svn.

[sdesmalen-arm]

The patch relanded in https://reviews.llvm.org/rGf28e1128d9ef, and addresses the assertion-failure in this bug report.