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riscv64: Add bitmanip extension flags (#5847)

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This commit is contained in:
Afonso Bordado
2023-02-21 22:12:44 +00:00
committed by GitHub
parent bd3dcd313d
commit 6e6a1034d7
6 changed files with 152 additions and 82 deletions
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16
cranelift/codegen/src/isa/riscv64/lower.isle
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@@ -209,19 +209,19 @@
;; forms early on.
(rule 3 (lower (has_type (fits_in_64 ty) (band x (bnot y))))
(if-let $true (has_b))
(if-let $true (has_zbb))
(gen_andn x y))
(rule 4 (lower (has_type (fits_in_64 ty) (band (bnot y) x)))
(if-let $true (has_b))
(if-let $true (has_zbb))
(gen_andn x y))
(rule 5 (lower (has_type $I128 (band x (bnot y))))
(if-let $true (has_b))
(if-let $true (has_zbb))
(let
((low Reg (gen_andn (value_regs_get x 0) (value_regs_get y 0)))
(high Reg (gen_andn (value_regs_get x 1) (value_regs_get y 1))))
(value_regs low high)))
(rule 6 (lower (has_type $I128 (band (bnot y) x)))
(if-let $true (has_b))
(if-let $true (has_zbb))
(let
((low Reg (gen_andn (value_regs_get x 0) (value_regs_get y 0)))
(high Reg (gen_andn (value_regs_get x 1) (value_regs_get y 1))))
@@ -250,20 +250,20 @@
;; forms early on.
(rule 3 (lower (has_type (fits_in_64 ty) (bor x (bnot y))))
(if-let $true (has_b))
(if-let $true (has_zbb))
(gen_orn x y))
(rule 4 (lower (has_type (fits_in_64 ty) (bor (bnot y) x)))
(if-let $true (has_b))
(if-let $true (has_zbb))
(gen_orn x y))
(rule 5 (lower (has_type $I128 (bor x (bnot y))))
(if-let $true (has_b))
(if-let $true (has_zbb))
(let
((low Reg (gen_orn (value_regs_get x 0) (value_regs_get y 0)))
(high Reg (gen_orn (value_regs_get x 1) (value_regs_get y 1))))
(value_regs low high)))
(rule 6 (lower (has_type $I128 (bor (bnot y) x)))
(if-let $true (has_b))
(if-let $true (has_zbb))
(let
((low Reg (gen_orn (value_regs_get x 0) (value_regs_get y 0)))
(high Reg (gen_orn (value_regs_get x 1) (value_regs_get y 1))))