supporting more instructions seen in stdlib

internal/load/annoyingaliases.sh

@@ -0,0 +1,37 @@
+#!/bin/bash -e
+
+self=$(basename $0)
+output=$1
+
+eval $(go env)
+arch=${GOROOT}/src/cmd/asm/internal/arch/arch.go
+
+{
+
+    echo "// Code generated by ${self}. DO NOT EDIT."
+    echo
+    echo 'package load'
+    echo
+    echo 'var annoyingaliases = map[string]string{'
+
+    awk '
+        /archX86/ { x86=1 }
+        /^}/ { x86=0 }
+
+        x86 && /x86/ && /instructions\[/ {
+            from=$1
+            to=$3
+
+            sub(/instructions\[\"/, "", from)
+            sub(/\"\]/, "", from)
+            sub(/x86\.A/, "", to)
+
+            if(from != to) { 
+                printf("\t\"%s\": \"%s\",\n", from, to)
+            }
+        }
+    ' ${arch}
+
+    echo '}'
+
+} | gofmt > ${output}