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Author	SHA1	Message	Date
Kai Nacke	427fb35192	[PPC] Opaque pointer migration, part 1. The LIT test cases were migrated with the script provided by Nikita Popov. Due to the size of the change it is split into several parts. Reviewed By: nemanja, amyk, nikic, PowerPC Differential Revision: https://reviews.llvm.org/D135470	2022-10-11 17:24:06 +00:00
Ulrich Weigand	3946877f88	Do not consider a machine instruction that uses and defines the same physical register as candidate for common subexpression elimination in MachineCSE. This fixes a bug on PowerPC in MultiSource/Applications/oggenc/oggenc caused by MachineCSE invalidly merging two separate DYNALLOC insns. llvm-svn: 167855	2012-11-13 18:40:58 +00:00

Author

SHA1

Message

Date

Kai Nacke

427fb35192

[PPC] Opaque pointer migration, part 1.

The LIT test cases were migrated with the script provided by
Nikita Popov. Due to the size of the change it is split into
several parts.

Reviewed By: nemanja, amyk, nikic, PowerPC

Differential Revision: https://reviews.llvm.org/D135470

2022-10-11 17:24:06 +00:00

Ulrich Weigand

3946877f88

Do not consider a machine instruction that uses and defines the same

physical register as candidate for common subexpression elimination
in MachineCSE.

This fixes a bug on PowerPC in MultiSource/Applications/oggenc/oggenc
caused by MachineCSE invalidly merging two separate DYNALLOC insns.

llvm-svn: 167855

2012-11-13 18:40:58 +00:00

2 Commits