[machinst x64]: add integer comparisons

2020-09-29 13:17:46 -07:00
parent d7fda6ac0e
commit 74226d6781
4 changed files with 151 additions and 7 deletions
--- a/cranelift/codegen/src/isa/x64/inst/mod.rs
+++ b/cranelift/codegen/src/isa/x64/inst/mod.rs
@@ -1125,7 +1125,11 @@ impl Inst {
                src.to_reg() == Some(dst.to_reg())
                    && (*op == SseOpcode::Xorps
                        || *op == SseOpcode::Xorpd
-                        || *op == SseOpcode::Pxor)
+                        || *op == SseOpcode::Pxor
+                        || *op == SseOpcode::Pcmpeqb
+                        || *op == SseOpcode::Pcmpeqw
+                        || *op == SseOpcode::Pcmpeqd
+                        || *op == SseOpcode::Pcmpeqq)
            }

            Self::XmmRmRImm {