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PATCH: Add a testcase for PR middle-end/44130

Message ID 20101014022846.GA13589@intel.com
State New
Headers show

Commit Message

H.J. Lu Oct. 14, 2010, 2:28 a.m. UTC 
Hi,

I checcked in this patch to add a testcase for PR middle-end/44130.


H.J.
---
2010-10-13  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/44130
	* gcc.target/i386/pr44130.c: New.
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Patch

--- /dev/null	2010-10-13 10:21:15.312298381 -0700
+++ gcc/gcc/testsuite/gcc.target/i386/pr44130.c	2010-10-13 19:23:16.765148698 -0700
@@ -0,0 +1,26 @@ 
+/* { dg-do compile } */
+/* { dg-options "-O2 -ftree-vectorize -mavx" } */
+/* { dg-final { scan-assembler "and\[lq\]?\[\\t \]*\\$-32,\[\\t \]*%\[re\]?sp" } } */
+/* { dg-final { scan-assembler "vmovaps\[\\t \]*%ymm" } } */
+
+extern void abort (void);
+
+static float Yf[] = { 2.0, -2.0, -2.0, -2.0, -2.0, 2.0, -0.0, __builtin_inff () };
+static const float Zf[] = { 1.0, -1.0, -1.0, -0.0, -0.0, 0.0, -__builtin_inff (), __builtin_nanf ("") };
+
+void testf (void)
+{
+  float xxxxx[8];
+  int i;
+  xxxxx[0] = __builtin_copysignf (1.0, Yf[0]);
+  xxxxx[1] = __builtin_copysignf (1.0, Yf[1]);
+  xxxxx[2] = __builtin_copysignf (-1.0, Yf[2]);
+  xxxxx[3] = __builtin_copysignf (0.0, Yf[3]);
+  xxxxx[4] = __builtin_copysignf (-0.0, Yf[4]);
+  xxxxx[5] = __builtin_copysignf (-0.0, Yf[5]);
+  xxxxx[6] = __builtin_copysignf (__builtin_inff (), Yf[6]);
+  xxxxx[7] = __builtin_copysignf (-__builtin_nanf (""), Yf[7]);
+  for (i = 0; i < 8; ++i)
+    if (__builtin_memcmp (xxxxx+i, Zf+i, sizeof(float)) != 0)
+      abort ();
+}