Add copy_special instruction.

2017-11-22 19:18:11 -08:00
parent 8ed37e352e
commit cdf70ccb77
6 changed files with 36 additions and 0 deletions
--- a/lib/reader/src/parser.rs
+++ b/lib/reader/src/parser.rs
@@ -2270,6 +2270,15 @@ impl<'a> Parser<'a> {
                    dst,
                }
            }
+            InstructionFormat::CopySpecial => {
+                let src = self.match_regunit(ctx.unique_isa)?;
+                self.match_token(
+                    Token::Arrow,
+                    "expected '->' between register units",
+                )?;
+                let dst = self.match_regunit(ctx.unique_isa)?;
+                InstructionData::CopySpecial { opcode, src, dst }
+            }
            InstructionFormat::RegSpill => {
                let arg = self.match_value("expected SSA value operand")?;
                self.match_token(