From 21f77df7b644f471dc6f9cc7abaa52667e471650 Mon Sep 17 00:00:00 2001
From: David Blaikie <dblaikie@gmail.com>
Date: Fri, 11 Sep 2015 03:22:04 +0000
Subject: [opaque pointer type] Add textual IR support for explicit type
 parameter for global aliases

update.py:
import fileinput
import sys
import re

alias_match_prefix = r"(.*(?:=|:|^)\s*(?:external |)(?:(?:private|internal|linkonce|linkonce_odr|weak|weak_odr|common|appending|extern_weak|available_externally) )?(?:default |hidden |protected )?(?:dllimport |dllexport )?(?:unnamed_addr |)(?:thread_local(?:\([a-z]*\))? )?alias"
plain = re.compile(alias_match_prefix + r" (.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|addrspacecast|\[\[[a-zA-Z]|\{\{).*$)")
cast  = re.compile(alias_match_prefix + r") ((?:bitcast|inttoptr|addrspacecast)\s*\(.* to (.*?)(| addrspace\(\d+\) *)\*\)\s*(?:;.*)?$)")
gep   = re.compile(alias_match_prefix + r") ((?:getelementptr)\s*(?:inbounds)?\s*\((?P<type>.*), (?P=type)(?:\s*addrspace\(\d+\)\s*)?\* .*\)\s*(?:;.*)?$)")

def conv(line):
  m = re.match(cast, line)
  if m:
    return m.group(1) + " " + m.group(3) + ", " + m.group(2)
  m = re.match(gep, line)
  if m:
    return m.group(1) + " " + m.group(3) + ", " + m.group(2)
  m = re.match(plain, line)
  if m:
    return m.group(1) + ", " + m.group(2) + m.group(3) + "*" + m.group(4) + "\n"
  return line

for line in sys.stdin:
  sys.stdout.write(conv(line))

apply.sh:
for name in "$@"
do
  python3 `dirname "$0"`/update.py < "$name" > "$name.tmp" && mv "$name.tmp" "$name"
  rm -f "$name.tmp"
done

The actual commands:
From llvm/src:
find test/ -name *.ll | xargs ./apply.sh
From llvm/src/tools/clang:
find test/ -name *.mm -o -name *.m -o -name *.cpp -o -name *.c | xargs -I '{}' ../../apply.sh "{}"
From llvm/src/tools/polly:
find test/ -name *.ll | xargs ./apply.sh

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@247378 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/Bitcode/old-aliases.ll | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

(limited to 'test/Bitcode/old-aliases.ll')

diff --git a/test/Bitcode/old-aliases.ll b/test/Bitcode/old-aliases.ll
index 8527f074d04..1bcc4306477 100644
--- a/test/Bitcode/old-aliases.ll
+++ b/test/Bitcode/old-aliases.ll
@@ -10,14 +10,14 @@
 @v2 = global [1 x i32] zeroinitializer
 ; CHECK: @v2 = global [1 x i32] zeroinitializer
 
-@v3 = alias bitcast (i32* @v1 to i16*)
-; CHECK: @v3 = alias bitcast (i32* @v1 to i16*)
+@v3 = alias i16, bitcast (i32* @v1 to i16*)
+; CHECK: @v3 = alias i16, bitcast (i32* @v1 to i16*)
 
-@v4 = alias getelementptr ([1 x i32], [1 x i32]* @v2, i32 0, i32 0)
-; CHECK: @v4 = alias getelementptr inbounds ([1 x i32], [1 x i32]* @v2, i32 0, i32 0)
+@v4 = alias i32, getelementptr ([1 x i32], [1 x i32]* @v2, i32 0, i32 0)
+; CHECK: @v4 = alias i32, getelementptr inbounds ([1 x i32], [1 x i32]* @v2, i32 0, i32 0)
 
-@v5 = alias i32 addrspace(2)* addrspacecast (i32 addrspace(0)* @v1 to i32 addrspace(2)*)
-; CHECK: @v5 = alias addrspacecast (i32* @v1 to i32 addrspace(2)*)
+@v5 = alias i32, i32 addrspace(2)* addrspacecast (i32 addrspace(0)* @v1 to i32 addrspace(2)*)
+; CHECK: @v5 = alias i32, addrspacecast (i32* @v1 to i32 addrspace(2)*)
 
-@v6 = alias i16* @v3
-; CHECK: @v6 = alias i16* @v3
+@v6 = alias i16, i16* @v3
+; CHECK: @v6 = alias i16, i16* @v3
-- 
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