mul-subnormal-single-1.x: Add tic6x-*-* case.

	* gcc.c-torture/execute/ieee/mul-subnormal-single-1.x: Add tic6x-*-*
	case.
	* gcc.c-torture/execute/ieee/20000320-1.x: Likewise.
	* gcc.c-torture/execute/ieee/hugeval.x: Likewise.
	* gcc.c-torture/execute/ieee/mzero2.c: Comment out the divide tests for
	C67X.
	* gcc.c-torture/execute/ieee/pr29302.x: New file.
	* gcc.dg/torture/type-generic-1.c: Add -DUNSAFE for tic6x-*-*.
	* gcc.dg/torture/builtin-math-7.c: Add a comment.

From-SVN: r176353

gcc/testsuite/ChangeLog

+2011-07-16  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* gcc.c-torture/execute/ieee/mul-subnormal-single-1.x: Add tic6x-*-*
+	case.
+	* gcc.c-torture/execute/ieee/20000320-1.x: Likewise.
+	* gcc.c-torture/execute/ieee/hugeval.x: Likewise.
+	* gcc.c-torture/execute/ieee/mzero2.c: Comment out the divide tests for
+	C67X.
+	* gcc.c-torture/execute/ieee/pr29302.x: New file.
+	* gcc.dg/torture/type-generic-1.c: Add -DUNSAFE for tic6x-*-*.
+	* gcc.dg/torture/builtin-math-7.c: Add a comment.
+
 2011-07-15  Jason Merrill  <jason@redhat.com>
 
 	PR testsuite/49741

gcc/testsuite/gcc.c-torture/execute/ieee/20000320-1.x

@@ -7,4 +7,9 @@ if [istarget "avr-*-*"] {
     # AVR doubles are floats
     return 1
 }
+if { [istarget "tic6x-*-*"] && [check_effective_target_ti_c67x] } {
+    # C6X floating point hardware turns denormals to zero in FP conversions.
+    set torture_execute_xfail "tic6x-*-*"
+    return 1
+}
 return 0

gcc/testsuite/gcc.c-torture/execute/ieee/hugeval.x

@@ -19,5 +19,11 @@ if {[istarget "*-*-vxworks*"]} {
     }
 }
 
+if { [istarget "tic6x-*-*"] && [check_effective_target_ti_c67x] } {
+    # C6X uses -freciprocal-math by default.
+    set torture_execute_xfail "$target_triplet"
+    return 1
+}
+
 return 0
 

gcc/testsuite/gcc.c-torture/execute/ieee/mul-subnormal-single-1.x

@@ -13,4 +13,9 @@ if [istarget "spu-*-*"] {
     # support subnormals.
     return 1
 }
+if { [istarget "tic6x-*-*"] && [check_effective_target_ti_c67x] } {
+    # C6X floating point hardware turns denormals to zero in multiplications.
+    set torture_execute_xfail "tic6x-*-*"
+    return 1
+}
 return 0

gcc/testsuite/gcc.c-torture/execute/ieee/mzero2.c

@@ -44,6 +44,8 @@ main ()
   expect (+1.00 * nzero, nzero);
   expect (-1.00 * nzero, pzero);
 
+#ifndef _TMS320C6700
+  /* C6X floating point division is implemented using reciprocals.  */
   expect (pzero / pzero, nan);
   expect (pzero / nzero, nan);
   expect (nzero / pzero, nan);
@@ -53,6 +55,7 @@ main ()
   expect (-1.00 / pzero, ninf);
   expect (+1.00 / nzero, ninf);
   expect (-1.00 / nzero, pinf);
+#endif
 
   exit (0);
 }

gcc/testsuite/gcc.c-torture/execute/ieee/pr29302-1.x

+if { [istarget "tic6x-*-*"] && [check_effective_target_ti_c67x] } {
+    # C6X uses -freciprocal-math by default.
+    set torture_execute_xfail "tic6x-*-*"
+    return 1
+}
+return 0
+if { [istarget "tic6x-*-*"] && [check_effective_target_ti_c67x] } {
+    # C6X uses -freciprocal-math by default.
+    set torture_execute_xfail "tic6x-*-*"
+    return 1
+}
+return 0

gcc/testsuite/gcc.dg/torture/builtin-math-7.c

@@ -5,6 +5,7 @@
    Origin: Kaveh R. Ghazi,  August 13, 2009.  */
 
 /* { dg-do run } */
+/* C6X fails due to -freciprocal-math default.  */
 /* { dg-skip-if "" { tic6x-*-* } "*" "" } */
 /* { dg-add-options ieee } */
 /* { dg-require-effective-target large_double } */

gcc/testsuite/gcc.dg/torture/type-generic-1.c

@@ -3,6 +3,7 @@
 
 /* { dg-do run } */
 /* { dg-skip-if "No Inf/NaN support" { spu-*-* } } */
+/* { dg-options "-DUNSAFE" { target tic6x*-*-* } } */
 /* { dg-add-options ieee } */
 
 #include "../tg-tests.h"