Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 203 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.target/arm/thumb-16bit-ops.c b/gcc-4.9/gcc/testsuite/gcc.target/arm/thumb-16bit-ops.c
new file mode 100644
index 000000000..90407eb68
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/arm/thumb-16bit-ops.c
@@ -0,0 +1,203 @@
+/* Check that the compiler properly uses 16-bit encodings where available.  */
+/* { dg-do compile } */
+/* { dg-require-effective-target arm_thumb2_ok } */
+/* { dg-options "-Os -fno-builtin -mthumb" } */
+
+int
+f (int a, int b)
+{
+  return a + b;
+}
+
+/* { dg-final { scan-assembler "add	r0, r0, r1" } } */
+
+int
+f2 (int a, int b, int c)
+{
+  return b + c;
+}
+
+/* { dg-final { scan-assembler "adds	r0, r1, r2" } } */
+int
+g1 (int a)
+{
+  return a + 255;
+}
+
+/* { dg-final { scan-assembler "adds	r0, r0, #255" } } */
+
+int
+g2 (int a)
+{
+  return a + 256;
+}
+
+/* { dg-final { scan-assembler "add	r0, r0, #256" } } */
+
+int
+g3 (int a)
+{
+  return a - 255;
+}
+
+/* { dg-final { scan-assembler "subs	r0, r0, #255" } } */
+
+int
+g4 (int a)
+{
+  return a - 256;
+}
+
+/* { dg-final { scan-assembler "sub	r0, r0, #256" } } */
+
+int
+h1 (int a, int b)
+{
+  return b + 7;
+}
+
+/* { dg-final { scan-assembler "adds	r0, r1, #7" } } */
+
+int
+h2 (int a, int b)
+{
+  return b + 8;
+}
+
+/* { dg-final { scan-assembler "add	r0, r1, #8" } } */
+
+int
+h3 (int a, int b)
+{
+  return b - 7;
+}
+
+/* { dg-final { scan-assembler "subs	r0, r1, #7" } } */
+
+int
+h4 (int a, int b)
+{
+  return b - 8;
+}
+
+/* { dg-final { scan-assembler "sub	r0, r1, #8" } } */
+
+int
+i (int a, int b)
+{
+  return b;
+}
+
+/* { dg-final { scan-assembler "mov	r0, r1" } } */
+
+int
+j1 ()
+{
+  return 255;
+}
+
+/* { dg-final { scan-assembler "movs	r0, #255" } } */
+
+int
+j2 ()
+{
+  return 256;
+}
+
+/* { dg-final { scan-assembler "mov	r0, #256" } } */
+
+int
+k (int a, int b)
+{
+  return b << 15;
+}
+
+/* { dg-final { scan-assembler "lsls	r0, r1, #15" } } */
+
+int
+l1 (int a, int b)
+{
+  return a << b;
+}
+
+/* { dg-final { scan-assembler "lsls	r0, r0, r1" } } */
+
+int
+l2 (int a, int b, int c)
+{
+  return b << c;
+}
+
+/* { dg-final { scan-assembler "lsl	r0, r1, r2" } } */
+
+int
+m (int a, int b)
+{
+  return b >> 15;
+}
+
+/* { dg-final { scan-assembler "asrs	r0, r1, #15" } } */
+
+int
+n1 (int a, int b)
+{
+  return a >> b;
+}
+
+/* { dg-final { scan-assembler "asrs	r0, r0, r1" } } */
+
+int
+n2 (int a, int b, int c)
+{
+  return b >> c;
+}
+
+/* { dg-final { scan-assembler "asr	r0, r1, r2" } } */
+
+unsigned int
+o (unsigned int a, unsigned int b)
+{
+  return b >> 15;
+}
+
+/* { dg-final { scan-assembler "lsrs	r0, r1, #15" } } */
+
+unsigned int
+p1 (unsigned int a, unsigned int b)
+{
+  return a >> b;
+}
+
+/* { dg-final { scan-assembler "lsrs	r0, r0, r1" } } */
+
+unsigned int
+p2 (unsigned int a, unsigned int b, unsigned int c)
+{
+  return b >> c;
+}
+
+/* { dg-final { scan-assembler "lsr	r0, r1, r2" } } */
+
+int
+q (int a, int b)
+{
+  return b * a;
+}
+
+/* { dg-final { scan-assembler "muls	r0, r1, r0" } } */
+
+int
+r (int a, int b)
+{
+  return ~b;
+}
+
+/* { dg-final { scan-assembler "mvns	r0, r1" } } */
+
+int
+s (int a, int b)
+{
+  return -b;
+}
+
+/* { dg-final { scan-assembler "negs	r0, r1" } } */