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wasmtime/cranelift/codegen
Alex Crichton 2fde25311e x64: Refactor and fill out some gpr-vs-xmm bits (#6058)
* x64: Add instruction helpers for `mov{d,q}`

These will soon grow AVX-equivalents so move them to instruction helpers
to have clauses for AVX in the future.

* x64: Don't auto-convert between RegMemImm and XmmMemImm

The previous conversion, `mov_rmi_to_xmm`, would move from GPR registers
to XMM registers which isn't what many of the other `convert` statements
between these newtypes do. This seemed like a possible footgun so I've
removed the auto-conversion and added an explicit helper to go from a
`u32` to an `XmmMemImm`.

* x64: Add AVX encodings of some more GPR-related insns

This commit adds some more support for AVX instructions where GPRs are
in use mixed in with XMM registers. This required a few more variants of
`Inst` to handle the new instructions.

* Fix vpmovmskb encoding

* Fix xmm-to-gpr encoding of vmovd/vmovq

* Fix typo

* Fix rebase conflict

* Fix rebase conflict with tests
2023-03-22 14:58:09 +00:00
..
2023-03-06 15:08:16 +00:00

This crate contains the core Cranelift code generator. It translates code from an intermediate representation into executable machine code.