From 818755e84ae90748f8844dbf93869cb38ac07162 Mon Sep 17 00:00:00 2001
From: Dmitry Selyutin <ghostmansd@gmail.com>
Date: Sat, 13 Jan 2024 18:30:02 +0300
Subject: [PATCH] oppc/main: parse all insndb instructions

---
 src/openpower/oppc/__main__.py | 48 ++++++++--------------------------
 1 file changed, 11 insertions(+), 37 deletions(-)

diff --git a/src/openpower/oppc/__main__.py b/src/openpower/oppc/__main__.py
index 126125d2..90e29bc0 100644
--- a/src/openpower/oppc/__main__.py
+++ b/src/openpower/oppc/__main__.py
@@ -5,6 +5,7 @@ import re
 from openpower.decoder.power_enums import (
     find_wiki_dir,
 )
+from openpower.insndb.core import Database
 
 import openpower.oppc.pc_code as pc_code
 import openpower.oppc.pc_lexer as pc_lexer
@@ -12,45 +13,18 @@ import openpower.oppc.pc_parser as pc_parser
 import openpower.oppc.pc_pseudocode as pc_pseudocode
 
 
-def dedent(line):
-    if line.startswith("    "):
-        return line[4:].rstrip()
-    return line.rstrip()
-
-
-def parse(parser, origin):
-    origin = tuple(origin)
-    tree = parser.parse(code="\n".join(origin))
-    stream = io.StringIO()
-    for (level, line) in pc_pseudocode.pseudocode(tree):
-        print(f"{' ' * 4 * level}{line}", file=stream)
-    stream.seek(0)
-    target = tuple(stream)
-    return (origin, target)
-
-
 lexer = pc_lexer.IndentLexer(debug=False)
 parser = pc_parser.Parser(lexer=lexer)
-pattern = re.compile(r"Pseudo-code:(.*?)(?:Special Registers Altered|Description):", re.DOTALL)
-for path in []: # glob.glob(f"{find_wiki_dir()}/../isa/*.mdwn"):
-    with open(path, "r", encoding="UTF-8") as stream:
-        data = stream.read()
-    for origin in pattern.findall(data):
-        try:
-            (stage0, stage1) = parse(parser, map(dedent, origin.split("\n")))
-            (stage2, stage3) = parse(parser, map(dedent, stage1))
-            stage1 = tuple(map(dedent, stage1))
-            stage3 = tuple(map(dedent, stage3))
-            assert stage1 == stage2 and stage2 == stage3
-        except AssertionError as exc:
-            print(stage0)
-            print(stage1)
-            print(stage3)
-            raise exc
-        except Exception as exc:
-            print(path)
-            print(origin)
-            raise exc
+db = Database(find_wiki_dir())
+for insn in db:
+    try:
+        tree = parser.parse(code="\n".join(insn.pcode))
+        for (level, line) in pc_pseudocode.pseudocode(tree):
+            pass
+    except Exception as exc:
+        print(insn.name)
+        print(insn.pcode)
+        raise exc
 
 code = """
 src <- [0]*64
-- 
2.30.2