add arm test

Author: Jinjie-Huang

bolt/test/AArch64/dwarf4-dwp-aarch64.s

@@ -1,6 +1,8 @@
 # RUN: rm -rf %t && mkdir -p %t && cd %t
 # RUN: split-file %s %t
-# RUN: %clangxx  --target=aarch64-unknown-linux -g -gdwarf-4 -gsplit-dwarf %t/main.s %t/callee.s -o main.exe
+# RUN: llvm-mc -filetype=obj -triple aarch64-unknown-unknown --split-dwarf-file=main.exe-main.dwo %t/main.s -o %t/main.o
+# RUN: llvm-mc -filetype=obj -triple aarch64-unknown-unknown --split-dwarf-file=main.exe-callee.dwo %t/callee.s -o %t/callee.o
+# RUN: %clangxx %cxxflags -gdwarf-4 -gsplit-dwarf=split -Wl,-e,main %t/main.o %t/callee.o -o main.exe
 # RUN: llvm-dwp -e %t/main.exe -o %t/main.exe.dwp
 # RUN: llvm-bolt %t/main.exe -o %t/main.exe.bolt -update-debug-sections  2>&1 | FileCheck %s
 
@@ -12,9 +14,9 @@ int main() { return callee(0); }
 #--- callee.cpp
 int callee(int x) { return x; }
 #--- gen
-clang++ --target=aarch64-unknown-linux -c -g -gdwarf-4 -gsplit-dwarf -fdebug-compilation-dir=. -Xclang -split-dwarf-file -Xclang main.exe-main.dwo -S main.cpp -o -
+clang++ --target=aarch64-unknown-unknown -c -g -gdwarf-4 -gsplit-dwarf -fdebug-compilation-dir=. -Xclang -split-dwarf-file -Xclang main.exe-main.dwo -S main.cpp -o -
 echo '#--- callee.s'
-clang++ --target=aarch64-unknown-linux -c -g -gdwarf-4 -gsplit-dwarf -fdebug-compilation-dir=. -Xclang -split-dwarf-file -Xclang main.exe-callee.dwo -S callee.cpp -o -
+clang++ --target=aarch64-unknown-unknown -c -g -gdwarf-4 -gsplit-dwarf -fdebug-compilation-dir=. -Xclang -split-dwarf-file -Xclang main.exe-callee.dwo -S callee.cpp -o -
 #--- main.s
 	.file	"main.cpp"
 	.text