re PR target/59390 (presence of __attribute__((target("fma"))) declaration breaks __builtin_fma)

2013-12-11  Sriraman Tallam  <tmsriram@google.com>

	PR target/59390
	* config/i386/i386.c (get_builtin): New function.
	(ix86_builtin_vectorized_function): Replace all instances of
	ix86_builtins[...] with get_builtin(...).
	(ix86_builtin_reciprocal): Ditto.

	PR target/59390
	* gcc.target/i386/pr59390.c: New test.
	* gcc.target/i386/pr59390_1.c: New test.
	* gcc.target/i386/pr59390_2.c: New test.

Tested boot-strap on all languages and test parity on x86_64 and with -m32.

From-SVN: r205904

gcc/ChangeLog

+2013-12-11  Sriraman Tallam  <tmsriram@google.com>
+
+	PR target/59390
+	* config/i386/i386.c (get_builtin): New function.
+	(ix86_builtin_vectorized_function): Replace all instances of
+	ix86_builtins[...] with get_builtin(...).
+	(ix86_builtin_reciprocal): Ditto.
+
+
 2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>
 
 	* langhooks.h (lang_hooks_for_decls): Remove lang_hooks_for_cilkplus.

gcc/testsuite/ChangeLog

+2013-12-11  Sriraman Tallam  <tmsriram@google.com>
+
+	PR target/59390
+	* gcc.target/i386/pr59390.c: New test.
+	* gcc.target/i386/pr59390_1.c: New test.
+	* gcc.target/i386/pr59390_2.c: New test.
+
 2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>
 
 	* g++.dg/cilk-plus/CK/catch_exc.cc: New test case.

gcc/testsuite/gcc.target/i386/pr59390.c

+/* { dg-do compile } */
+/* { dg-options "-std=c99 -O3" } */
+
+#include "math.h"
+void fun() __attribute__((target("fma")));
+
+void 
+other_fun(double *restrict out, double * restrict a, double * restrict b, double * restrict c, int n)
+{
+    int i;
+    for (i = 0; i < n; i++) {
+        out[i] = fma(a[i], b[i], c[i]);
+    }   
+}
+
+/* { dg-final { scan-assembler-not "vfmadd" } } */

gcc/testsuite/gcc.target/i386/pr59390_1.c

+/* { dg-do compile } */
+/* { dg-options "-std=c99 -O3" } */
+
+#include "math.h"
+void fun() __attribute__((target("fma")));
+
+__attribute__((target("fma")))
+void 
+other_fun(double *restrict out, double * restrict a, double * restrict b, double * restrict c, int n)
+{
+    int i;
+    for (i = 0; i < n; i++) {
+        out[i] = fma(a[i], b[i], c[i]);
+    }   
+}
+
+/* { dg-final { scan-assembler "vfmadd" } } */

gcc/testsuite/gcc.target/i386/pr59390_2.c

+/* { dg-do compile } */
+/* { dg-options "-std=c99 -O3 -mfma" } */
+
+#include "math.h"
+void fun() __attribute__((target("fma")));
+
+void 
+other_fun(double *restrict out, double * restrict a, double * restrict b, double * restrict c, int n)
+{
+    int i;
+    for (i = 0; i < n; i++) {
+        out[i] = fma(a[i], b[i], c[i]);
+    }   
+}
+
+/* { dg-final { scan-assembler "vfmadd" } } */