[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

llvm-svn: 247378

1 files changed, 4 insertions, 4 deletions

diff --git a/llvm/test/tools/llvm-split/alias.ll b/llvm/test/tools/llvm-split/alias.ll
index 3294b8d9aff..18e0e7f12d6 100644
--- a/llvm/test/tools/llvm-split/alias.ll
+++ b/llvm/test/tools/llvm-split/alias.ll
@@ -2,13 +2,13 @@
 ; RUN: llvm-dis -o - %t0 | FileCheck --check-prefix=CHECK0 %s
 ; RUN: llvm-dis -o - %t1 | FileCheck --check-prefix=CHECK1 %s
 
-; CHECK0-DAG: @afoo = alias [2 x i8*]* @foo
+; CHECK0-DAG: @afoo = alias [2 x i8*], [2 x i8*]* @foo
 ; CHECK1-DAG: @afoo = external global [2 x i8*]
-@afoo = alias [2 x i8*]* @foo
+@afoo = alias [2 x i8*], [2 x i8*]* @foo
 
 ; CHECK0-DAG: declare void @abar()
-; CHECK1-DAG: @abar = alias void ()* @bar
-@abar = alias void ()* @bar
+; CHECK1-DAG: @abar = alias void (), void ()* @bar
+@abar = alias void (), void ()* @bar
 
 @foo = global [2 x i8*] [i8* bitcast (void ()* @bar to i8*), i8* bitcast (void ()* @abar to i8*)]