Enable aliases on arm-linux.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37042 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMTargetAsmInfo.cpp b/lib/Target/ARM/ARMTargetAsmInfo.cpp
index c7cf074b4e8598b257f074164fa27ed2d766ceca..13b9362a55f1bc61616d7e3ed64363b3a5ce90c0 100644 (file)
--- a/lib/Target/ARM/ARMTargetAsmInfo.cpp
+++ b/lib/Target/ARM/ARMTargetAsmInfo.cpp
@@ -69,6 +69,7 @@ ARMTargetAsmInfo::ARMTargetAsmInfo(const ARMTargetMachine &TM) {
     ReadOnlySection = "\t.section\t.rodata\n";
     PrivateGlobalPrefix = ".L";
     WeakRefDirective = "\t.weak\t";
+    SetDirective = "\t.set\t";
     DwarfRequiresFrameSection = false;
     DwarfAbbrevSection =  "\t.section\t.debug_abbrev,\"\",%progbits";
     DwarfInfoSection =    "\t.section\t.debug_info,\"\",%progbits";

diff --git a/test/CodeGen/ARM/aliases.ll b/test/CodeGen/ARM/aliases.ll
new file mode 100644 (file)
index 0000000..bd7555a
--- /dev/null
+++ b/test/CodeGen/ARM/aliases.ll
@@ -0,0 +1,32 @@
+; RUN: llvm-as < %s | \
+; RUN:   llc -mtriple=arm-linux-gnueabi -o %t -f
+; RUN: grep -c set %t   | grep 5
+; RUN: grep -c globl %t | grep 4
+; RUN: grep -c weak %t  | grep 1
+
+@bar = external global i32
+@foo1 = alias i32* @bar
+@foo2 = alias i32* @bar
+
+%FunTy = type i32()
+
+declare i32 @foo_f()
+@bar_f = alias weak %FunTy* @foo_f
+
+@bar_i = alias internal i32* @bar
+
+@A = alias bitcast (i32* @bar to i64*)
+
+define i32 @test() {
+entry:
+   %tmp = load i32* @foo1
+   %tmp1 = load i32* @foo2
+   %tmp0 = load i32* @bar_i
+   %tmp2 = call i32 @foo_f()
+   %tmp3 = add i32 %tmp, %tmp2
+   %tmp4 = call %FunTy* @bar_f()
+   %tmp5 = add i32 %tmp3, %tmp4
+   %tmp6 = add i32 %tmp1, %tmp5
+   %tmp7 = add i32 %tmp6, %tmp0
+   ret i32 %tmp7
+}