diff gcc/testsuite/gcc.target/powerpc/vec-ternarylogic-5.c @ 19:2b5abeee2509 default tip

update gcc11
author anatofuz
date Mon, 25 May 2020 07:50:57 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.target/powerpc/vec-ternarylogic-5.c	Mon May 25 07:50:57 2020 +0900
@@ -0,0 +1,103 @@
+/* { dg-do run } */
+/* { dg-require-effective-target powerpc_future_hw } */
+/* { dg-options "-mdejagnu-cpu=future" } */
+
+#include <altivec.h>
+
+extern void abort (void);
+
+#define NumSamples 4
+
+void
+doTests00000001 (vector unsigned int a_sources [],
+		 vector unsigned int b_sources [],
+		 vector unsigned int c_sources []) {
+  for (int i = 0; i < NumSamples; i++)
+    for (int j = 0; j < NumSamples; j++)
+      for (int k = 0; k < NumSamples; k++)
+	{
+	  vector unsigned int a = a_sources [i];
+	  vector unsigned int b = b_sources [j];
+	  vector unsigned int c = c_sources [k];
+	  vector unsigned int result = vec_ternarylogic (a, b, c, 0x01);
+	  vector unsigned int intended = (a & b & c);
+	  if (!vec_all_eq (result, intended))
+	    abort ();
+	}
+}
+
+void doTests11100101 (vector unsigned int a_sources [],
+		      vector unsigned int b_sources [],
+		      vector unsigned int c_sources []) {
+  for (int i = 0; i < NumSamples; i++)
+    for (int j = 0; j < NumSamples; j++)
+      for (int k = 0; k < NumSamples; k++)
+	{
+	  vector unsigned int a = a_sources [i];
+	  vector unsigned int b = b_sources [j];
+	  vector unsigned int c = c_sources [k];
+	  vector unsigned int result = vec_ternarylogic (a, b, c, 0xe5);
+	  vector unsigned int intended = { 0, 0, 0, 0 };
+	  // Supposed to be a ? c: nand (b,c)
+	  for (int l = 0; l < 4; l++)
+	    {
+	      for (int m = 0; m < 32; m++)
+	      {
+		unsigned int bit_selector = (0x01 << m);
+		if (a[l] & bit_selector)
+		  intended [l] |= c [l] & bit_selector;
+		else if ((b [l] & c [l] & bit_selector) == 0)
+		  intended [l] |= bit_selector;
+	      }
+	    }
+	  if (!vec_all_eq (result, intended))
+	    abort ();
+	}
+}
+
+void doTests11110011 (vector unsigned int a_sources [],
+		      vector unsigned int b_sources [],
+		      vector unsigned int c_sources []) {
+  for (int i = 0; i < NumSamples; i++)
+    for (int j = 0; j < NumSamples; j++)
+      for (int k = 0; k < NumSamples; k++)
+	{
+	  vector unsigned int a = a_sources [i];
+	  vector unsigned int b = b_sources [j];
+	  vector unsigned int c = c_sources [k];
+	  vector unsigned int result = vec_ternarylogic (a, b, c, 0xfb);
+	  vector unsigned int intended = { 0, 0, 0, 0 };
+	  for (int i = 0; i < 4; i++)
+	    intended [i] = b [i] | ~(a [i] & c [i]);
+	  if (!vec_all_eq (result, intended))
+	    abort ();
+	}
+}
+
+int main (int argc, int *argv [])
+{
+  vector unsigned int a_sources [NumSamples] = {
+    { 0x01234567, 0x89abcdef, 0x12345678, 0x9abcdef0 },
+    { 0x55555555, 0x55555555, 0xffffffff, 0xffffffff },
+    { 0xcccccccc, 0x55555555, 0x00000000, 0x00000000 },
+    { 0xe7e7e7e7, 0xe7e7e7e7, 0x69696969, 0x69696969 },
+  };
+  vector unsigned int b_sources [NumSamples] = {
+    { 0x01234567, 0x89abcdef, 0x12345678, 0x9abcdef0 },
+    { 0x55555555, 0x55555555, 0xffffffff, 0xffffffff },
+    { 0xcccccccc, 0x55555555, 0x00000000, 0x00000000 },
+    { 0xe7e7e7e7, 0xe7e7e7e7, 0x69696969, 0x69696969 },
+  };
+  vector unsigned int c_sources [NumSamples] = {
+    { 0x01234567, 0x89abcdef, 0x12345678, 0x9abcdef0 },
+    { 0x55555555, 0x55555555, 0xffffffff, 0xffffffff },
+    { 0xcccccccc, 0x55555555, 0x00000000, 0x00000000 },
+    { 0xe7e7e7e7, 0xe7e7e7e7, 0x69696969, 0x69696969 },
+  };
+
+  doTests00000001 (a_sources, b_sources, c_sources);
+  doTests11100101 (a_sources, b_sources, c_sources);
+  doTests11110011 (a_sources, b_sources, c_sources);
+
+  return 0;
+}