5 Commits

Author	SHA1	Message	Date
Thorsten Schütt	0b0ccd56c9	[GlobalIsel] Push cast through build vector (#104634) ... Credits: https://github.com/llvm/llvm-project/pull/100563	2024-08-21 10:10:36 +02:00
Thorsten Schütt	710a552ded	[GlobalIsel] Revisit ext of ext. (#102769) ... Credits: https://reviews.llvm.org/D86516 combine-ext.mir Notable semantic changes: InstCombine does not mix zero and sign extend, see CastInst::isEliminableCastPair. New version has legality checks. Folds sext/zext of anyext -> sext/zext Support for nneg Future work: nneg zext of sext -> sext sext of nneg zext -> sext	2024-08-16 15:38:56 +02:00
Thorsten Schütt	db8c84fc7a	[GlobalIsel] Push cast through select. (#100539)	2024-07-25 19:21:28 +02:00
Thorsten Schütt	bfcfb0fd2d	[GlobalIsel] Modernize truncate of ext. (#100338) ... Credits: https://github.com/llvm/llvm-project/pull/90964 https://reviews.llvm.org/D87050 combine-trunc.mir Functional changes intended.	2024-07-24 22:13:52 +02:00
Thorsten Schütt	2ca300f914	[GlobalIsel][NFC] Move cast code (#100196) ... Preparation for more cast combines	2024-07-24 06:33:11 +02:00