Kerry McLaughlin da4ef9b4c8 [SVE][Inline-Asm] Support for SVE asm operands
Summary:
Adds the following inline asm constraints for SVE:
  - w: SVE vector register with full range, Z0 to Z31
  - x: Restricted to registers Z0 to Z15 inclusive.
  - y: Restricted to registers Z0 to Z7 inclusive.

This change also adds the "z" modifier to interpret a register as an SVE register.

Not all of the bitconvert patterns added by this patch are used, but they have been included here for completeness.

Reviewers: t.p.northover, sdesmalen, rovka, momchil.velikov, rengolin, cameron.mcinally, greened

Reviewed By: sdesmalen

Subscribers: javed.absar, tschuett, rkruppe, psnobl, cfe-commits, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D66302

llvm-svn: 370673
2019-09-02 16:12:31 +00:00

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