Clarify use of yank in Go backend

1 files changed, 1 insertions, 0 deletions

diff --git a/parse-opcodes b/parse-opcodes
index c5427d2..7d7ec2d 100755
--- a/parse-opcodes
+++ b/parse-opcodes
@@ -798,6 +798,7 @@ def make_chisel():
 
 def print_go_insn(name):
   print '\tcase A%s:' % name.upper().replace('.', '')
+  # Yank bits 0-6 of the encoded instruction (i.e., the opcode) and print them.
   print '\t\treturn 0x%x' % yank(match[name], 0, 7)
 
 def make_go():