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[Hexagon] Replace HexagonISD::VSPLAT with ISD::SPLAT_VECTOR

Authored by kparzysz on Oct 9 2020, 6:17 PM.

Description

[Hexagon] Replace HexagonISD::VSPLAT with ISD::SPLAT_VECTOR

This removes VSPLAT and VZERO. VZERO is now SPLAT_VECTOR of (i32 0).

Included is also a testcase for the previous (target-independent)
commit.

Details

Committed
kparzyszOct 10 2020, 5:49 PM
Parents
rG61eaa2e14aed: [SDAG] Remember to set UndefElts in isSplatValue for SPLAT_VECTOR
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