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x64: Lower fcvt_to_{u,s}int{,_sat} in ISLE (#4704)

Browse Source 
https://github.com/bytecodealliance/wasmtime/pull/4704
This commit is contained in:
Trevor Elliott
2022-08-16 09:03:50 -07:00
committed by GitHub
parent 2ce03cce08
commit 3c1490dd59
6 changed files with 446 additions and 281 deletions
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32
cranelift/codegen/src/isa/x64/inst.isle
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@@ -3047,6 +3047,10 @@
(_ Unit (emit (MInst.GprToXmm (SseOpcode.Cvtsi2sd) x dst size))))
dst))
(decl x64_cvttps2dq (Type XmmMem) Xmm)
(rule (x64_cvttps2dq ty x)
(xmm_unary_rm_r (SseOpcode.Cvttps2dq) x))
(decl cvt_u64_to_float_seq (Type Gpr) Xmm)
(rule (cvt_u64_to_float_seq ty src)
(let ((size OperandSize (raw_operand_size_of_type ty))
@@ -3058,6 +3062,34 @@
(_ Unit (emit (MInst.CvtUint64ToFloatSeq size src_copy dst tmp_gpr1 tmp_gpr2))))
dst))
(decl cvt_float_to_uint_seq (Type Value bool) Gpr)
(rule (cvt_float_to_uint_seq out_ty src @ (value_type src_ty) is_saturating)
(let ((out_size OperandSize (raw_operand_size_of_type out_ty))
(src_size OperandSize (raw_operand_size_of_type src_ty))
(tmp WritableXmm (temp_writable_xmm))
(_ Unit (emit (gen_move src_ty tmp src)))
(dst WritableGpr (temp_writable_gpr))
(tmp_xmm WritableXmm (temp_writable_xmm))
(tmp_gpr WritableGpr (temp_writable_gpr))
(_ Unit (emit (MInst.CvtFloatToUintSeq out_size src_size is_saturating tmp dst tmp_gpr tmp_xmm))))
dst))
(decl cvt_float_to_sint_seq (Type Value bool) Gpr)
(rule (cvt_float_to_sint_seq out_ty src @ (value_type src_ty) is_saturating)
(let ((out_size OperandSize (raw_operand_size_of_type out_ty))
(src_size OperandSize (raw_operand_size_of_type src_ty))
(tmp WritableXmm (temp_writable_xmm))
(_ Unit (emit (gen_move src_ty tmp src)))
(dst WritableGpr (temp_writable_gpr))
(tmp_xmm WritableXmm (temp_writable_xmm))
(tmp_gpr WritableGpr (temp_writable_gpr))
(_ Unit (emit (MInst.CvtFloatToSintSeq out_size src_size is_saturating tmp dst tmp_gpr tmp_xmm))))
dst))
(decl fcvt_uint_mask_const () VCodeConstant)
(extern constructor fcvt_uint_mask_const fcvt_uint_mask_const)