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cranelift: Port rotr lowering to ISLE on x64

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This commit is contained in:
Nick Fitzgerald
2022-01-13 13:22:48 -08:00
parent 4120e40318
commit a41fdb0303
6 changed files with 422 additions and 678 deletions
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6
cranelift/codegen/src/isa/x64/inst.isle
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@@ -811,6 +811,12 @@
(rule (m_rotl ty src1 src2)
(shift_r ty (ShiftKind.RotateLeft) src1 src2))
;; Helper for creating `rotr` instructions (prefixed with "m_", short for "mach
;; inst", to disambiguate this from clif's `rotr`).
(decl m_rotr (Type Reg Imm8Reg) Reg)
(rule (m_rotr ty src1 src2)
(shift_r ty (ShiftKind.RotateRight) src1 src2))
;; Helper for creating `shl` instructions.
(decl shl (Type Reg Imm8Reg) Reg)
(rule (shl ty src1 src2)