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authorBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
committerBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.target/i386/sse2-psubsb-1.c
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
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Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/sse2-psubsb-1.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.target/i386/sse2-psubsb-1.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/sse2-psubsb-1.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/sse2-psubsb-1.c
new file mode 100644
index 000000000..88308cb10
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/sse2-psubsb-1.c
@@ -0,0 +1,49 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -msse2" } */
+/* { dg-require-effective-target sse2 } */
+
+#ifndef CHECK_H
+#define CHECK_H "sse2-check.h"
+#endif
+
+#ifndef TEST
+#define TEST sse2_test
+#endif
+
+#include CHECK_H
+
+#include <emmintrin.h>
+
+static __m128i
+__attribute__((noinline, unused))
+test (__m128i s1, __m128i s2)
+{
+ return _mm_subs_epi8 (s1, s2);
+}
+
+static void
+TEST (void)
+{
+ union128i_b u, s1, s2;
+ char e[16];
+ int i, tmp;
+
+ s1.x = _mm_set_epi8 (1,2,3,4,10,20,30,90,-80,-40,-100,-15,98, 25, 98,7);
+ s2.x = _mm_set_epi8 (88, 44, 33, 22, 11, 98, 76, -100, -34, -78, -39, 6, 3, 4, 5, 119);
+ u.x = test (s1.x, s2.x);
+
+ for (i = 0; i < 16; i++)
+ {
+ tmp = s1.a[i] - s2.a[i];
+
+ if (tmp > 127)
+ tmp = 127;
+ if (tmp < -128)
+ tmp = -128;
+
+ e[i] = tmp;
+ }
+
+ if (check_union128i_b (u, e))
+ abort ();
+}