llvm-project
[AArch64][GlobalISel] Add combine for build_vector(unmerge, unmerge, undef, undef)
#165539
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[AArch64][GlobalISel] Add combine for build_vector(unmerge, unmerge, undef, undef) #165539
davemgreen
merged
12 commits into
llvm:main
from
HolyMolyCowMan:combine-unmerge-undef
davemgreen
commented
on 2025-10-30
[AArch64][GlobalISel] Add combine for build_vector(unmerge, unmerge, …
3afd4eba
Fix unnecessary copying from using auto.
372742e8
Remove wip_match_opcode and check operand order and consecutiveness
a0376ab6
Simplify logic & check for legality of resulting concatenation
3f8d7da3
Make this a non-backend specific optimisation & check all unmerged va…
69ba5ab2
Remove unused set import
aee79e7f
Update missed test, check legality properly and remove unnecessary loop
8df8592b
Linting
c9ef45fa
Use cast templates & convenience functions. Also simplify legality check
c9cd6a01
Correct trailing newline
586fed99
Remove unnecessary include & make further use of cast
51c76e2e
Merge branch 'main' into combine-unmerge-undef
b044b036
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backend:AArch64
backend:AMDGPU
llvm:globalisel
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