dsp-lhx.c: New test.

2009-11-30  Chao-ying Fu  <fu@mips.com>

	* gcc.target/mips/dsp-lhx.c: New test.
	* gcc.target/mips/dsp-no-lhx.c: New test.

From-SVN: r154862

gcc/testsuite/ChangeLog

+2009-11-30  Chao-ying Fu  <fu@mips.com>
+
+	* gcc.target/mips/dsp-lhx.c: New test.
+	* gcc.target/mips/dsp-no-lhx.c: New test.
+
 2009-11-30  Dave Korn  <dave.korn.cygwin@gmail.com>
 
 	* lib/g++.exp (g++_init): Add host-dependent settings for

gcc/testsuite/gcc.target/mips/dsp-lhx.c

+/* Test MIPS32 DSP LHX instruction */
+/* { dg-do compile } */
+/* { dg-options "-mgp32 -mdsp -O2" } */
+
+/* { dg-final { scan-assembler "\tlhx\t" } } */
+
+NOMIPS16 signed short test (signed short *a, int index)
+{
+  return a[index];
+}

gcc/testsuite/gcc.target/mips/dsp-no-lhx.c

+/* Test MIPS32 DSP LHX instruction */
+/* { dg-do compile } */
+/* { dg-options "-mgp32 -mdsp -O2" } */
+
+/* { dg-final { scan-assembler-not "\tlhx\t" } } */
+
+NOMIPS16 unsigned short test (unsigned short *a, int index)
+{
+  return a[index];
+}