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| author | Michael J. Spencer <bigcheesegs@gmail.com> | 2010-10-16 08:25:57 +0000 |
|---|---|---|
| committer | Michael J. Spencer <bigcheesegs@gmail.com> | 2010-10-16 08:25:57 +0000 |
| commit | 4cee2890a66974af506f2125243114cc14bd5556 (patch) | |
| tree | 6f4321f25c9c49b6b4a1b44a0cff85e4cfb97497 /test/MC/COFF | |
| parent | 84ac4d5a2a8fd0e6f95ec46088c0ca7bb63423ac (diff) | |
| download | llvm-4cee2890a66974af506f2125243114cc14bd5556.tar.gz llvm-4cee2890a66974af506f2125243114cc14bd5556.tar.bz2 llvm-4cee2890a66974af506f2125243114cc14bd5556.tar.xz | |
MC-COFF: Add support for default-null weak externals.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116666 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/MC/COFF')
| -rw-r--r-- | test/MC/COFF/weak.s | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/test/MC/COFF/weak.s b/test/MC/COFF/weak.s new file mode 100644 index 0000000000..d910059a47 --- /dev/null +++ b/test/MC/COFF/weak.s @@ -0,0 +1,51 @@ +// This tests that default-null weak symbols (a GNU extension) are created
+// properly via the .weak directive.
+
+// RUN: llvm-mc -filetype=obj < %s | coff-dump.py | FileCheck %s
+
+ .def _main;
+ .scl 2;
+ .type 32;
+ .endef
+ .text
+ .globl _main
+ .align 16, 0x90
+_main: # @main
+# BB#0: # %entry
+ subl $4, %esp
+ movl $_test_weak, %eax
+ testl %eax, %eax
+ je LBB0_2
+# BB#1: # %if.then
+ calll _test_weak
+ movl $1, %eax
+ addl $4, %esp
+ ret
+LBB0_2: # %return
+ xorl %eax, %eax
+ addl $4, %esp
+ ret
+
+ .weak _test_weak
+
+// CHECK: Symbols = [
+
+// CHECK: Name = _test_weak
+// CHECK-NEXT: Value = 0
+// CHECK-NEXT: SectionNumber = 0
+// CHECK-NEXT: SimpleType = IMAGE_SYM_TYPE_NULL (0)
+// CHECK-NEXT: ComplexType = IMAGE_SYM_DTYPE_NULL (0)
+// CHECK-NEXT: StorageClass = IMAGE_SYM_CLASS_WEAK_EXTERNAL (105)
+// CHECK-NEXT: NumberOfAuxSymbols = 1
+// CHECK-NEXT: AuxillaryData =
+// CHECK-NEXT: 05 00 00 00 02 00 00 00 - 00 00 00 00 00 00 00 00 |................|
+// CHECK-NEXT: 00 00 |..|
+
+// CHECK: Name = .weak._test_weak.default
+// CHECK-NEXT: Value = 0
+// CHECK-NEXT: SectionNumber = 65535
+// CHECK-NEXT: SimpleType = IMAGE_SYM_TYPE_NULL (0)
+// CHECK-NEXT: ComplexType = IMAGE_SYM_DTYPE_NULL (0)
+// CHECK-NEXT: StorageClass = IMAGE_SYM_CLASS_EXTERNAL (2)
+// CHECK-NEXT: NumberOfAuxSymbols = 0
+// CHECK-NEXT: AuxillaryData =
|