sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use v constraint instead of x.

	* config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
	v constraint instead of x.

	* gcc.target/i386/avx512f-vfmadd-1.c: New test.

From-SVN: r235921

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ba7f398b889b9ad160f57840087ed358e2fe214d..f807a322b1afda97408921b5e2515e5ec90dbc8d 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2016-05-05  Jakub Jelinek  <jakub@redhat.com>
+
+       * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
+       v constraint instead of x.
+
 2016-05-05  Alan Modra  <amodra@gmail.com>
 
        PR target/68662

diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md
index 5fd821bebb305c3ad0f05f5709242c0acce25d73..53de92c2f0097f1a1719c03228d7bd351220edda 100644 (file)
--- a/gcc/config/i386/sse.md
+++ b/gcc/config/i386/sse.md
@@ -3327,10 +3327,10 @@
    (set_attr "mode" "<MODE>")])
 
 (define_insn "<avx512>_fmadd_<mode>_mask3<round_name>"
-  [(set (match_operand:VF_AVX512VL 0 "register_operand" "=x")
+  [(set (match_operand:VF_AVX512VL 0 "register_operand" "=v")
        (vec_merge:VF_AVX512VL
          (fma:VF_AVX512VL
-           (match_operand:VF_AVX512VL 1 "register_operand" "x")
+           (match_operand:VF_AVX512VL 1 "register_operand" "v")
            (match_operand:VF_AVX512VL 2 "nonimmediate_operand" "<round_constraint>")
            (match_operand:VF_AVX512VL 3 "register_operand" "0"))
          (match_dup 3)

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 7eefd9445a3b79025d2a92c128e79122b3a918f9..9800885e581e7ba2e09446e4adf941b226a923ea 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,7 @@
 2016-05-05  Jakub Jelinek  <jakub@redhat.com>
 
+       * gcc.target/i386/avx512f-vfmadd-1.c: New test.
+
        * c-c++-common/Wdangling-else-4.c: New test.
 
 2016-05-04  Jakub Jelinek  <jakub@redhat.com>

diff --git a/gcc/testsuite/gcc.target/i386/avx512f-vfmadd-1.c b/gcc/testsuite/gcc.target/i386/avx512f-vfmadd-1.c
new file mode 100644 (file)
index 0000000..f317ec6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/avx512f-vfmadd-1.c
@@ -0,0 +1,27 @@
+/* { dg-do compile { target { ! ia32 } } } */
+/* { dg-options "-O2 -mavx512f" } */
+
+#include <x86intrin.h>
+
+void
+f1 (__m512d x, __m512d y, __m512d z, __mmask8 m)
+{
+  register __m512d a __asm ("xmm16"), b __asm ("xmm17"), c __asm ("xmm18");
+  a = x; b = y; c = z;
+  asm volatile ("" : "+v" (a), "+v" (b), "+v" (c));
+  a = _mm512_mask3_fmadd_round_pd (c, b, a, m, _MM_FROUND_TO_NEG_INF | _MM_FROUND_NO_EXC);
+  asm volatile ("" : "+v" (a));
+}
+
+void
+f2 (__m512 x, __m512 y, __m512 z, __mmask8 m)
+{
+  register __m512 a __asm ("xmm16"), b __asm ("xmm17"), c __asm ("xmm18");
+  a = x; b = y; c = z;
+  asm volatile ("" : "+v" (a), "+v" (b), "+v" (c));
+  a = _mm512_mask3_fmadd_round_ps (c, b, a, m, _MM_FROUND_TO_NEG_INF | _MM_FROUND_NO_EXC);
+  asm volatile ("" : "+v" (a));
+}
+
+/* { dg-final { scan-assembler "vfmadd231pd\[^\n\r\]*zmm16" } } */
+/* { dg-final { scan-assembler "vfmadd231ps\[^\n\r\]*zmm16" } } */