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[AMDGPU] More codegen patterns for v2i16/v2f16 build_vector

Authored by foad on Sep 16 2020, 8:44 AM.

Description

[AMDGPU] More codegen patterns for v2i16/v2f16 build_vector

It's simpler to do this at codegen time than to do ad-hoc constant
folding of machine instructions in SIFoldOperands.

Differential Revision: https://reviews.llvm.org/D88028

Details

Committed
foadSep 22 2020, 2:41 AM
Differential Revision
D88028: [AMDGPU] More codegen patterns for v2i16/v2f16 build_vector
Parents
rGb4fa884a73c5: [ARM] Improve VPT predicate tracking
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