re PR target/52125 (Problems with LO16 asm operands on MIPS)

gcc/testsuite/
	PR target/52125
	* lib/target-supports.exp (check_effective_target_mips_rel): New.
	* gcc.dg/pr48774.c: Skip on MIPS REL targets.

From-SVN: r183910

gcc/testsuite/ChangeLog

 2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
 
+	PR target/52125
+	* lib/target-supports.exp (check_effective_target_mips_rel): New.
+	* gcc.dg/pr48774.c: Skip on MIPS REL targets.
+
+2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
+
 	* lib/target-supports.exp (check_effective_target_mips_llsc): New.
 	(check_effective_target_sync_int_long): Use it.
 	(check_effective_target_sync_char_short): Likewise.

gcc/testsuite/gcc.dg/pr48774.c

 /* PR target/48774 */
 /* { dg-do run } */
+/* { dg-skip-if "PR 52125" { mips_rel } { "*" } { "" } } */
 /* { dg-options "-O2 -funroll-loops" } */
 
 extern void abort (void);

gcc/testsuite/lib/target-supports.exp

@@ -910,6 +910,20 @@ proc check_effective_target_mips_llsc { } {
     }]
 }
 
+# Return true if the target is a MIPS target that uses in-place relocations.
+
+proc check_effective_target_mips_rel { } {
+    if { ![istarget mips*-*-*] } {
+	return 0
+    }
+    return [check_no_compiler_messages mips_rel object {
+	#if (defined _ABIN32 && _MIPS_SIM == _ABIN32) \
+	    || (defined _ABI64 && _MIPS_SIM == _ABI64)
+	#error FOO
+	#endif
+    }]
+}
+
 # Return 1 if the current multilib does not generate PIC by default.
 
 proc check_effective_target_nonpic { } {