Generate correct asm info for mingw and cygwin ARM targets.

http://reviews.llvm.org/D11075

Patch by Martell Malone
Reviewed by Reid Kleckner

llvm-svn: 242123
diff --git a/llvm/test/CodeGen/ARM/Windows/pic.ll b/llvm/test/CodeGen/ARM/Windows/pic.ll
index 9ef7c35..df4c400 100644
--- a/llvm/test/CodeGen/ARM/Windows/pic.ll
+++ b/llvm/test/CodeGen/ARM/Windows/pic.ll
@@ -1,5 +1,8 @@
 ; RUN: llc -mtriple thumbv7-windows-itanium -relocation-model pic -filetype asm -o - %s \
-; RUN:    | FileCheck %s
+; RUN:   | FileCheck %s -check-prefix CHECK-WIN
+
+; RUN: llc -mtriple thumbv7-windows-gnu -relocation-model pic -filetype asm -o - %s \
+; RUN:   | FileCheck %s -check-prefix CHECK-GNU
 
 @external = external global i8
 
@@ -9,8 +12,12 @@
   ret i8 %0
 }
 
-; CHECK-LABEL: return_external
-; CHECK: movw r0, :lower16:external
-; CHECK: movt r0, :upper16:external
-; CHECK: ldrb r0, [r0]
+; CHECK-WIN-LABEL: return_external
+; CHECK-WIN: movw r0, :lower16:external
+; CHECK-WIN: movt r0, :upper16:external
+; CHECK-WIN: ldrb r0, [r0]
 
+; CHECK-GNU-LABEL: return_external
+; CHECK-GNU: movw r0, :lower16:external
+; CHECK-GNU: movt r0, :upper16:external
+; CHECK-GNU: ldrb r0, [r0]