Add lea.

1 files changed, 9 insertions, 1 deletions

diff --git a/asm.peg b/asm.peg
index aed5fad..76918fd 100644
--- a/asm.peg
+++ b/asm.peg
@@ -35,10 +35,18 @@ instr =
   | i:xchg { $$ = i; }
   | i:add  { $$ = i; }
   | i:and  { $$ = i; }
+  | i:lea  { $$ = i; }
   | i:or   { $$ = i; }
   | i:sub  { $$ = i; }
   | i:xor  { $$ = i; }
- 
+
+lea = 
+  'lea' (
+      'w'? ws s:m ws? ',' ws? d:r16 { $$ = INSTR(0, s, d); }
+    | 'l'? ws s:m ws? ',' ws? d:r32 { $$ = INSTR(1, s, d); }
+    | 'q'? ws s:m ws? ',' ws? d:r64 { $$ = INSTR(2, s, d); }
+  ) { $$.instr.kind = ASM_LEA; }
+
 xchg = 
   'xchg' (
       'w'? ws s:ax    ws? ',' ws? d:r16   { $$ = INSTR(0, s, d); }