X64: port fvpromote to ISLE (#4242)

2022-06-07 17:18:23 -07:00
parent 088e568f22
commit bc3c4fa206
3 changed files with 12 additions and 7 deletions
--- a/cranelift/codegen/src/isa/x64/lower.isle
+++ b/cranelift/codegen/src/isa/x64/lower.isle
@@ -2322,6 +2322,10 @@
 (rule (lower (has_type $F64 (fpromote x)))
      (x64_cvtss2sd x))

+;; Rules for `fvpromote` ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+(rule (lower (has_type $F64X2 (fvpromote_low x)))
+      (x64_cvtps2pd (put_in_xmm x)))
+
 ;; Rules for `fmin` ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

 (rule (lower (has_type $F32 (fmin x y)))