From 22e36f48702ebbfdf809fefd40b5b4c94f294293 Mon Sep 17 00:00:00 2001
From: JanLJL <jan.laukemann@fau.de>
Date: Wed, 21 Oct 2020 12:14:21 +0200
Subject: [PATCH] enhanced hanlding for immediates with shifting

---
 osaca/data/a64fx.yml           | 9 +++++++++
 osaca/parser/parser_AArch64.py | 4 +++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/osaca/data/a64fx.yml b/osaca/data/a64fx.yml
index 3cb7174..598d07f 100644
--- a/osaca/data/a64fx.yml
+++ b/osaca/data/a64fx.yml
@@ -137,6 +137,15 @@ instruction_forms:
   throughput: 1.0
   latency: 0.0
   port_pressure: [[1, '7']]
+- name: cmp
+  operands:
+  - class: register
+    prefix: x
+  - class: immediate
+    imd: int
+  throughput: 0.5
+  latency: 1.0  # 	1*p34
+  port_pressure: [[1, '34']]
 - name: cmp
   operands:
   - class: register
diff --git a/osaca/parser/parser_AArch64.py b/osaca/parser/parser_AArch64.py
index 3978eb0..1693bb7 100755
--- a/osaca/parser/parser_AArch64.py
+++ b/osaca/parser/parser_AArch64.py
@@ -406,7 +406,9 @@ class ParserAArch64(BaseParser):
             # normal integer value, nothing to do
             return AttrDict({self.IMMEDIATE_ID: immediate})
         if 'base_immediate' in immediate:
-            # arithmetic immediate, nothing to do
+            # arithmetic immediate, add calculated value as value
+            immediate['shift'] = immediate['shift'][0]
+            immediate['value'] = int(immediate['base_immediate']['value']) << int(immediate['shift']['value'])
             return AttrDict({self.IMMEDIATE_ID: immediate})
         if 'float' in immediate:
             dict_name = 'float'