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Cranelift: Implement 'iabs' for scalar types on x86_64 (#5527)

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* Implement 'iabs' for scalar types on x86_64

* Small fix
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uint256_t
2023-01-06 14:33:12 +09:00
committed by GitHub
parent c50bdf600e
commit b00455135e
5 changed files with 84 additions and 2 deletions
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cranelift/codegen/src/prelude_lower.isle
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@@ -362,6 +362,7 @@
;; Get the produced register out of a ProducesFlags.
(decl produces_flags_get_reg (ProducesFlags) Reg)
(rule (produces_flags_get_reg (ProducesFlags.ProducesFlagsReturnsReg _ reg)) reg)
(rule (produces_flags_get_reg (ProducesFlags.ProducesFlagsReturnsResultWithConsumer _ reg)) reg)
;; Modify a ProducesFlags to use it only for its side-effect, ignoring
;; its result.