Add CCall insn

1 files changed, 15 insertions, 8 deletions

diff --git a/zjit/src/ir.rs b/zjit/src/ir.rs
index 0d349350d2..bd7e3c857b 100644
--- a/zjit/src/ir.rs
+++ b/zjit/src/ir.rs
@@ -37,22 +37,29 @@ enum Insn {
     //SetIvar {},
     //GetIvar {},
 
-    // Send with dynamic dispatch
-    // Ignoring keyword arguments etc for now
-    Send { self_val: Opnd, args: Vec<Opnd> },
+    // Operators
+    Add { v0: Opnd, v1: Opnd },
 
-    // Control flow instructions
-    Return { val: Opnd },
+    // Comparison operators
+    Lt { v0: Opnd, v1: Opnd },
 
     // Unconditional jump
     Jump(BranchEdge),
 
-    // Operators
-    Add { v0: Opnd, v1: Opnd },
-
     // Conditional branch instructions
     IfTrue { val: Opnd, branch: BranchEdge },
     IfFalse { val: Opnd, target: BranchEdge },
+
+    // Call a C function
+    // TODO: should we store the C function name?
+    CCall { cfun: *const u8, args: Vec<Opnd> },
+
+    // Send with dynamic dispatch
+    // Ignoring keyword arguments etc for now
+    Send { self_val: Opnd, args: Vec<Opnd> },
+
+    // Control flow instructions
+    Return { val: Opnd },
 }
 
 #[derive(Default, Debug, PartialEq)]