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llvm-mirror/test/CodeGen/X86/aliases.ll
David Blaikie 65b92c4f37 [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
2015-09-11 03:22:04 +00:00

78 lines
1.8 KiB
LLVM

; RUN: llc < %s -mtriple=i686-pc-linux-gnu -asm-verbose=false \
; RUN: -relocation-model=pic | FileCheck %s
@thread_var = thread_local global i32 42, align 4
@thread_alias = thread_local(localdynamic) alias i32, i32* @thread_var
; CHECK-LABEL: get_thread_var
define i32* @get_thread_var() {
; CHECK: leal thread_var@TLSGD
ret i32* @thread_var
}
; CHECK-LABEL: get_thread_alias
define i32* @get_thread_alias() {
; CHECK: leal thread_alias@TLSLD
ret i32* @thread_alias
}
@bar = global i32 42
; CHECK-DAG: .globl foo1
@foo1 = alias i32, i32* @bar
; CHECK-DAG: .globl foo2
@foo2 = alias i32, i32* @bar
%FunTy = type i32()
define i32 @foo_f() {
ret i32 0
}
; CHECK-DAG: .weak bar_f
@bar_f = weak alias %FunTy, %FunTy* @foo_f
@bar_l = linkonce_odr alias i32, i32* @bar
; CHECK-DAG: .weak bar_l
@bar_i = internal alias i32, i32* @bar
; CHECK-DAG: .globl A
@A = alias i64, bitcast (i32* @bar to i64*)
; CHECK-DAG: .globl bar_h
; CHECK-DAG: .hidden bar_h
@bar_h = hidden alias i32, i32* @bar
; CHECK-DAG: .globl bar_p
; CHECK-DAG: .protected bar_p
@bar_p = protected alias i32, i32* @bar
; CHECK-DAG: test2 = bar+4
@test2 = alias i32, getelementptr(i32, i32* @bar, i32 1)
; CHECK-DAG: test3 = 42
@test3 = alias i32, inttoptr(i32 42 to i32*)
; CHECK-DAG: test4 = bar
@test4 = alias i32, inttoptr(i64 ptrtoint (i32* @bar to i64) to i32*)
; CHECK-DAG: test5 = test2-bar
@test5 = alias i32, inttoptr(i32 sub (i32 ptrtoint (i32* @test2 to i32),
i32 ptrtoint (i32* @bar to i32)) to i32*)
; CHECK-DAG: .globl test
define i32 @test() {
entry:
%tmp = load i32, i32* @foo1
%tmp1 = load i32, i32* @foo2
%tmp0 = load i32, i32* @bar_i
%tmp2 = call i32 @foo_f()
%tmp3 = add i32 %tmp, %tmp2
%tmp4 = call i32 @bar_f()
%tmp5 = add i32 %tmp3, %tmp4
%tmp6 = add i32 %tmp1, %tmp5
%tmp7 = add i32 %tmp6, %tmp0
ret i32 %tmp7
}