[llvm-lipo] Add support for archives

Add support for creating universal binaries which 
can contain an archive.

Differential revision: https://reviews.llvm.org/D67758

Test plan: make check-all

llvm-svn: 372666

1 files changed, 26 insertions, 0 deletions

diff --git a/llvm/test/tools/llvm-lipo/create-archive-input.test b/llvm/test/tools/llvm-lipo/create-archive-input.test
new file mode 100644
index 00000000000..8f4307e9c83
--- /dev/null
+++ b/llvm/test/tools/llvm-lipo/create-archive-input.test
@@ -0,0 +1,26 @@
+# RUN: yaml2obj %p/Inputs/i386-slice.yaml > %t-i386.o
+# RUN: yaml2obj %p/Inputs/x86_64-slice.yaml > %t-x86_64.o
+# RUN: yaml2obj %p/Inputs/i386-x86_64-universal.yaml > %t-universal.o
+
+# RUN: llvm-ar cr %t.empty.a
+# RUN: not llvm-lipo %t.empty.a -create -output /dev/null 2>&1 | FileCheck --check-prefix=EMPTY-ARCHIVE %s
+
+# RUN: llvm-ar cr %t.different_architectures.a %t-i386.o %t-x86_64.o
+# RUN: not llvm-lipo %t.different_architectures.a -create -output /dev/null 2>&1 | FileCheck --check-prefix=ARCHIVE-WITH-DIFFERENT-ARCHS %s
+
+# RUN: llvm-ar cr %t.contains_fat_binary.a %t-universal.o 
+# RUN: not llvm-lipo %t.contains_fat_binary.a -create -output /dev/null 2>&1 | FileCheck --check-prefix=ARCHIVE-WITH-FAT-BINARY %s
+
+# RUN: llvm-ar cr %t-i386-lib.a %t-i386.o
+# RUN: llvm-lipo %t-i386-lib.a %t-x86_64.o -create -output %t-i386-x86_64-universal.o
+# RUN: llvm-lipo %t-i386-x86_64-universal.o -info | FileCheck --check-prefix=INFO-i386-x86_64 %s
+# RUN: llvm-lipo %t-i386-x86_64-universal.o -thin i386 -output %t-extracted-i386-lib.a
+# RUN: cmp %t-extracted-i386-lib.a %t-i386-lib.a
+# RUN: llvm-lipo %t-i386-x86_64-universal.o -thin x86_64 -output %t-extracted-x86_64.o
+# RUN: cmp %t-extracted-x86_64.o %t-x86_64.o
+#
+# EMPTY-ARCHIVE: empty archive
+# ARCHIVE-WITH-DIFFERENT-ARCHS: all members must match
+# ARCHIVE-WITH-FAT-BINARY: fat file (not allowed in an archive)
+#
+# INFO-i386-x86_64: i386 x86_64