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-rw-r--r--test/MC/ARM/thumb1-relax-br.s19
1 files changed, 19 insertions, 0 deletions
diff --git a/test/MC/ARM/thumb1-relax-br.s b/test/MC/ARM/thumb1-relax-br.s
new file mode 100644
index 0000000..92a8275
--- /dev/null
+++ b/test/MC/ARM/thumb1-relax-br.s
@@ -0,0 +1,19 @@
+@ RUN: not llvm-mc -triple thumbv6m-none-macho -filetype=obj -o /dev/null %s 2>&1 | FileCheck --check-prefix=CHECK-ERROR %s
+@ RUN: llvm-mc -triple thumbv7m-none-macho -filetype=obj -o %t %s
+@ RUN: llvm-objdump -d -r -triple thumbv7m-none-macho %t | FileCheck --check-prefix=CHECK-MACHO %s
+@ RUN: llvm-mc -triple thumbv7m-none-eabi -filetype=obj -o %t %s
+@ RUN: llvm-objdump -d -r -triple thumbv7m-none-eabi %t | FileCheck --check-prefix=CHECK-ELF %s
+
+ .global func1
+_func1:
+ @ There is no MachO relocation for Thumb1's unconditional branch, so
+ @ this is unrepresentable. FIXME: I think ELF could represent this.
+ b _func2
+
+@ CHECK-ERROR: unsupported relocation on symbol
+
+@ CHECK-MACHO: ff f7 fe bf b.w #-4
+@ CHECK-MACHO-NEXT: ARM_THUMB_RELOC_BR22
+
+@ CHECK-ELF: ff f7 fe bf b.w #-4
+@ CHECK-ELF-NEXT: R_ARM_THM_JUMP24 _func2