3 files changed, 52 insertions, 0 deletions
diff --git a/llvm/test/Object/X86/irsymtab-asm.ll b/llvm/test/Object/X86/irsymtab-asm.ll
new file mode 100644
index 00000000000..487dc37b657
--- /dev/null
+++ b/llvm/test/Object/X86/irsymtab-asm.ll
@@ -0,0 +1,17 @@
+; Check that we correctly handle the case where we have inline asm and the
+; target is not registered. In this case we shouldn't emit an irsymtab.
+
+; RUN: llvm-as -o %t %s
+; RUN: llvm-bcanalyzer -dump %t | FileCheck --check-prefix=AS %s
+
+; AS-NOT: <SYMTAB_BLOCK
+
+; RUN: opt -o %t2 %s
+; RUN: llvm-bcanalyzer -dump %t2 | FileCheck --check-prefix=OPT %s
+
+; OPT: <SYMTAB_BLOCK
+
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+module asm "ret"
diff --git a/llvm/test/Object/X86/irsymtab-bad-alias.ll b/llvm/test/Object/X86/irsymtab-bad-alias.ll
new file mode 100644
index 00000000000..c54436d5921
--- /dev/null
+++ b/llvm/test/Object/X86/irsymtab-bad-alias.ll
@@ -0,0 +1,15 @@
+; Check that we do not create an irsymtab for modules with malformed IR.
+
+; RUN: opt -o %t %s
+; RUN: llvm-bcanalyzer -dump %t | FileCheck %s
+
+; CHECK-NOT: <SYMTAB_BLOCK
+
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+@g1 = global i32 1
+@g2 = global i32 2
+
+@a = alias i32, inttoptr(i32 sub (i32 ptrtoint (i32* @g1 to i32),
+                                  i32 ptrtoint (i32* @g2 to i32)) to i32*)
diff --git a/llvm/test/Object/X86/irsymtab.ll b/llvm/test/Object/X86/irsymtab.ll
new file mode 100644
index 00000000000..7a202f77507
--- /dev/null
+++ b/llvm/test/Object/X86/irsymtab.ll
@@ -0,0 +1,20 @@
+; RUN: env LLVM_OVERRIDE_PRODUCER=producer opt -o %t %s
+; RUN: llvm-bcanalyzer -dump -show-binary-blobs %t | FileCheck --check-prefix=BCA %s
+
+; BCA:      <SYMTAB_BLOCK
+; Version stored at offset 0.
+; BCA-NEXT:   <BLOB abbrevid=4/> blob data = '\x00\x00\x00\x00\x06\x00\x00\x00\x08\x00\x00\x00D\x00\x00\x00\x01\x00\x00\x00P\x00\x00\x00\x00\x00\x00\x00P\x00\x00\x00\x02\x00\x00\x00\x80\x00\x00\x00\x00\x00\x00\x00\x0E\x00\x00\x00\x18\x00\x00\x00&\x00\x00\x00\x0B\x00\x00\x001\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\xFF\xFF\xFF\xFF\x00$\x00\x00\x03\x00\x00\x00\x03\x00\x00\x00\x03\x00\x00\x00\x03\x00\x00\x00\xFF\xFF\xFF\xFF\x08$\x00\x00'
+; BCA-NEXT: </SYMTAB_BLOCK>
+; BCA-NEXT: <STRTAB_BLOCK
+; BCA-NEXT:   <BLOB abbrevid=4/> blob data = 'foobarproducerx86_64-unknown-linux-gnuirsymtab.ll'
+; BCA-NEXT: </STRTAB_BLOCK>
+
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+source_filename = "irsymtab.ll"
+
+define void @foo() {
+  ret void
+}
+
+declare void @bar()