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3 Commits

Author SHA1 Message Date
Yusra Syeda 8b624a3164 [SystemZ] Separate LoZ ELF specifics in tablegen. 
Separate the LoZ ELF calling convention in tablegen.
This will make it easier to add the z/OS ABI in future patches.

Reviewed By: uweigand

Differential Revision: https://reviews.llvm.org/D96867
 2021-02-17 16:11:58 -05:00
Jonas Paulsson 509bac030a [SystemZ] Fix new test case for expensive checks. 
It needs 'tracksRegLiveness: true' to pass the machine verifier.
 2020-02-11 11:33:41 -05:00
Jonas Paulsson 0311e28e9c [SystemZ] Bugfix in emitSelect() 
When more than one SelectPseudo instruction is handled a new MBB is
returned. This must not be done if that would result in leaving an undhandled
isel pseudo behind in the original MBB.

Fixes https://bugs.llvm.org/show_bug.cgi?id=44849.

Review: Ulrich Weigand

Differential Revision: https://reviews.llvm.org/D74352
 2020-02-11 10:41:01 -05:00