2 files changed, 9 insertions, 4 deletions
diff --git a/chapter19/src/main/java/com/seaofnodes/simple/node/cpus/riscv/CallRRISC.java b/chapter19/src/main/java/com/seaofnodes/simple/node/cpus/riscv/CallRRISC.java
index 02850582..09855b7d 100644
--- a/chapter19/src/main/java/com/seaofnodes/simple/node/cpus/riscv/CallRRISC.java
+++ b/chapter19/src/main/java/com/seaofnodes/simple/node/cpus/riscv/CallRRISC.java
@@ -1,17 +1,20 @@
 package com.seaofnodes.simple.node.cpus.riscv;
 
+import com.seaofnodes.simple.type.TypeFunPtr;
 import com.seaofnodes.simple.*;
 import com.seaofnodes.simple.node.*;
 
 import java.io.ByteArrayOutputStream;
 
 public class CallRRISC extends CallNode implements MachNode{
-    CallRRISC( CallNode call ) { super(call); }
+    final TypeFunPtr _tfp;
+    CallRRISC( CallNode call ) { super(call); _tfp = call.tfp(); }
+    @Override public TypeFunPtr tfp() { return _tfp; }
 
     @Override public String label() { return op(); }
     @Override public RegMask regmap(int i) {
         // Todo: float or int?
-        return i==_inputs._len
+        return i==_inputs._len-1
                 ? riscv.RMASK          // Function call target
                 : riscv.callInMaskInt(i); // Normal argument
     }
diff --git a/chapter19/src/main/java/com/seaofnodes/simple/node/cpus/x86_64_v2/CallRX86.java b/chapter19/src/main/java/com/seaofnodes/simple/node/cpus/x86_64_v2/CallRX86.java
index 99260a27..c170d7e4 100644
--- a/chapter19/src/main/java/com/seaofnodes/simple/node/cpus/x86_64_v2/CallRX86.java
+++ b/chapter19/src/main/java/com/seaofnodes/simple/node/cpus/x86_64_v2/CallRX86.java
@@ -7,11 +7,13 @@ import com.seaofnodes.simple.type.TypeFunPtr;
 import java.io.ByteArrayOutputStream;
 
 public class CallRX86 extends CallNode implements MachNode {
-    CallRX86( CallNode call ) { super(call); }
+    final TypeFunPtr _tfp;
+    CallRX86( CallNode call ) { super(call); _tfp = call.tfp(); }
+    @Override public TypeFunPtr tfp() { return _tfp; }
 
     @Override public String label() { return op(); }
     @Override public RegMask regmap(int i) {
-        return i==_inputs._len
+        return i==_inputs._len-1
             ? x86_64_v2.WMASK          // Function call target
             : x86_64_v2.callInMask(tfp(),i); // Normal argument
     }