Adds x64 packed negation for the new backend

2020-09-01 22:53:44 -07:00
parent ba9908dd0f
commit a64af55cda
5 changed files with 44 additions and 1 deletions
--- a/cranelift/codegen/src/isa/x64/inst/mod.rs
+++ b/cranelift/codegen/src/isa/x64/inst/mod.rs
@@ -1101,7 +1101,9 @@ impl Inst {

            Self::XMM_RM_R { op, src, dst, .. } => {
                src.to_reg() == Some(dst.to_reg())
-                    && (*op == SseOpcode::Xorps || *op == SseOpcode::Xorpd)
+                    && (*op == SseOpcode::Xorps
+                        || *op == SseOpcode::Xorpd
+                        || *op == SseOpcode::Pxor)
            }

            Self::XmmRmRImm { op, src, dst, imm } => {