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riscv64: Move is_null/is_invalid to ISLE (#5874)

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* riscv64: Move `is_null`/`is_invalid` to ISLE

* riscv64: Fix `is_invalid` codegen

* Implement review suggestions

Thanks!

Co-authored-by: Jamey Sharp <jamey@minilop.net>

---------

Co-authored-by: Jamey Sharp <jamey@minilop.net>
This commit is contained in:
Afonso Bordado
2023-02-25 12:48:44 +00:00
committed by GitHub
parent 67e2e57b02
commit 36e92add6f
10 changed files with 33 additions and 116 deletions
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2
cranelift/codegen/src/isa/riscv64/lower/isle.rs
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@@ -452,7 +452,7 @@ fn construct_dest<F: std::ops::FnMut(Type) -> WritableReg>(
mut alloc: F,
ty: Type,
) -> WritableValueRegs {
if ty.is_int() {
if ty.is_int() || ty.is_ref() {
if ty.bits() == 128 {
WritableValueRegs::two(alloc(I64), alloc(I64))
} else {