[PATCH, ARM][4/4] Adjust tests gcc.target/arm/pr40457-*.c

[Greta Yorsh]

As a result of adding LDRD/STRD patterns in Thumb mode, the compiler
generates LDRD/STRD instead of LDM/STM in some cases. This patch adjusts
existing tests to accept LDRD/STRD in addition to LDM/STM.

ChangeLog

gcc/testsuite

2012-09-13  Sameera Deshpande  <sameera.deshpa...@arm.com>
            Greta Yorsh  <greta.yo...@arm.com>

        * gcc.target/arm/pr40457-1.c: Adjust expected output.
        * gcc.target/arm/pr40457-2.c: Likewise.
        * gcc.target/arm/pr40457-3.c: Likewise.
diff --git a/gcc/testsuite/gcc.target/arm/pr40457-1.c 
b/gcc/testsuite/gcc.target/arm/pr40457-1.c
index 815fd38..8895659 100644
--- a/gcc/testsuite/gcc.target/arm/pr40457-1.c
+++ b/gcc/testsuite/gcc.target/arm/pr40457-1.c
@@ -7,4 +7,4 @@ int bar(int* p)
   return x;
 }
 
-/* { dg-final { scan-assembler "ldm" } } */
+/* { dg-final { scan-assembler "ldrd|ldm" } } */
diff --git a/gcc/testsuite/gcc.target/arm/pr40457-2.c 
b/gcc/testsuite/gcc.target/arm/pr40457-2.c
index 187f7bf..5079939 100644
--- a/gcc/testsuite/gcc.target/arm/pr40457-2.c
+++ b/gcc/testsuite/gcc.target/arm/pr40457-2.c
@@ -7,4 +7,4 @@ void foo(int* p)
   p[1] = 0;
 }
 
-/* { dg-final { scan-assembler "stm" } } */
+/* { dg-final { scan-assembler "strd|stm" } } */
diff --git a/gcc/testsuite/gcc.target/arm/pr40457-3.c 
b/gcc/testsuite/gcc.target/arm/pr40457-3.c
index 9bd5a17..8823a80 100644
--- a/gcc/testsuite/gcc.target/arm/pr40457-3.c
+++ b/gcc/testsuite/gcc.target/arm/pr40457-3.c
@@ -7,4 +7,4 @@ void foo(int* p)
   p[1] = 0;
 }
 
-/* { dg-final { scan-assembler "stm" } } */
+/* { dg-final { scan-assembler "strd|stm" } } */