Owen Anderson 68079ef0eb Teach SimplifyCFG to fold switches into lookup tables in more cases. ...

In particular, it couldn't handle cases where lookup table constant
expressions involved bitcasts. This does not seem to come up
frequently in C++, but comes up reasonably often in Rust via
`#[derive(Debug)]`.

Originally reported by pcwalton.

Reviewed By: nikic

Differential Revision: https://reviews.llvm.org/D109565

2021-09-15 22:07:08 +00:00

..

2010-03-30-InvokeCrash.ll

…

bug-25299.ll

…

combine-parallel-mem-md.ll

…

CoveredLookupTable.ll

…

critedge-assume.ll

…

disable-lookup-table.ll

[SimplifyCFG] SwitchToLookupTable(): don't increase ret count

2021-07-26 23:29:55 +03:00

empty-cleanuppad.ll

…

invalidate-dom.ll

…

lit.local.cfg

…

MagicPointer.ll

…

merge-cleanuppads.ll

…

merge-cond-stores-cost.ll

…

pr39187-g.ll

…

PR29163.ll

…

PR30210.ll

…

remove-debug-2.ll

…

remove-debug.ll

…

safe-low-bit-extract.ll

…

sink-common-code.ll

[SimplifyCFG] Rerun PHI deduplication after common code sinkinkg (PR51092)

2021-07-15 16:34:34 +03:00

speculate-cttz-ctlz.ll

…

SpeculativeExec.ll

[SimplifyCFG] SimplifyCondBranchToTwoReturns(): really only deal with different ret blocks

2021-07-23 00:36:59 +03:00

switch_to_lookup_table.ll

[SimplifyCFG] SwitchToLookupTable(): don't increase ret count

2021-07-26 23:29:55 +03:00

switch-covered-bug.ll

…

switch-table-bug.ll

…

switch-to-lookup-bitcast.ll

Teach SimplifyCFG to fold switches into lookup tables in more cases.

2021-09-15 22:07:08 +00:00

switch-to-lookup-gep.ll

Teach SimplifyCFG to fold switches into lookup tables in more cases.

2021-09-15 22:07:08 +00:00

unreachable-blocks.ll

…