Patchwork [AArch64] Testcases for TST instruction

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Submitter Ian Bolton
Date May 2, 2013, 2:56 p.m.
Message ID <000901ce4745$367f7000$a37e5000$@bolton@arm.com>
Download mbox | patch
Permalink /patch/241027/
State New
Headers show

Comments

Ian Bolton - May 2, 2013, 2:56 p.m.
I previously fixed a bug with the patterns that generate TST.

I added these testcases to make our regression testing more solid.

They've been running on our internal branch for about a month.

OK to commit to trunk?

Cheers,
Ian


2013-05-02  Ian Bolton  <ian.bolton@arm.com>

       * gcc.target/aarch64/tst_1.c: New test.
       * gcc.target/aarch64/tst_2.c: Likewise

Patch

Index: gcc/testsuite/gcc.target/aarch64/tst_1.c
===================================================================
--- gcc/testsuite/gcc.target/aarch64/tst_1.c	(revision 0)
+++ gcc/testsuite/gcc.target/aarch64/tst_1.c	(revision 0)
@@ -0,0 +1,150 @@ 
+/* { dg-do run } */
+/* { dg-options "-O2 --save-temps -fno-inline" } */
+
+extern void abort (void);
+
+int
+tst_si_test1 (int a, int b, int c)
+{
+  int d = a & b;
+
+  /* { dg-final { scan-assembler-times "tst\tw\[0-9\]+, w\[0-9\]+" 2 } } */
+  if (d == 0)
+    return 12;
+  else
+    return 18;
+}
+
+int
+tst_si_test2 (int a, int b, int c)
+{
+  int d = a & 0x99999999;
+
+  /* { dg-final { scan-assembler "tst\tw\[0-9\]+, -1717986919" } } */
+  if (d == 0)
+    return 12;
+  else
+    return 18;
+}
+
+int
+tst_si_test3 (int a, int b, int c)
+{
+  int d = a & (b << 3);
+
+  /* { dg-final { scan-assembler "tst\tw\[0-9\]+, w\[0-9\]+, lsl 3" } } */
+  if (d == 0)
+    return 12;
+  else
+    return 18;
+}
+
+typedef long long s64;
+
+s64
+tst_di_test1 (s64 a, s64 b, s64 c)
+{
+  s64 d = a & b;
+
+  /* { dg-final { scan-assembler-times "tst\tx\[0-9\]+, x\[0-9\]+" 2 } } */
+  if (d == 0)
+    return 12;
+  else
+    return 18;
+}
+
+s64
+tst_di_test2 (s64 a, s64 b, s64 c)
+{
+  s64 d = a & 0xaaaaaaaaaaaaaaaall;
+
+  /* { dg-final { scan-assembler "tst\tx\[0-9\]+, -6148914691236517206" } } */
+  if (d == 0)
+    return 12;
+  else
+    return 18;
+}
+
+s64
+tst_di_test3 (s64 a, s64 b, s64 c)
+{
+  s64 d = a & (b << 3);
+
+  /* { dg-final { scan-assembler "tst\tx\[0-9\]+, x\[0-9\]+, lsl 3" } } */
+  if (d == 0)
+    return 12;
+  else
+    return 18;
+}
+
+int
+main ()
+{
+  int x;
+  s64 y;
+
+  x = tst_si_test1 (29, 4, 5);
+  if (x != 18)
+    abort ();
+
+  x = tst_si_test1 (5, 2, 20);
+  if (x != 12)
+    abort ();
+
+  x = tst_si_test2 (29, 4, 5);
+  if (x != 18)
+    abort ();
+
+  x = tst_si_test2 (1024, 2, 20);
+  if (x != 12)
+    abort ();
+
+  x = tst_si_test3 (35, 4, 5);
+  if (x != 18)
+    abort ();
+
+  x = tst_si_test3 (5, 2, 20);
+  if (x != 12)
+    abort ();
+
+  y = tst_di_test1 (0x130000029ll,
+                     0x320000004ll,
+                     0x505050505ll);
+
+  if (y != 18)
+    abort ();
+
+  y = tst_di_test1 (0x5000500050005ll,
+                     0x2111211121112ll,
+                     0x0000000002020ll);
+  if (y != 12)
+    abort ();
+
+  y = tst_di_test2 (0x130000029ll,
+                     0x320000004ll,
+                     0x505050505ll);
+  if (y != 18)
+    abort ();
+
+  y = tst_di_test2 (0x540004100ll,
+                     0x320000004ll,
+                     0x805050205ll);
+  if (y != 12)
+    abort ();
+
+  y = tst_di_test3 (0x130000029ll,
+                     0x064000008ll,
+                     0x505050505ll);
+  if (y != 18)
+    abort ();
+
+  y = tst_di_test3 (0x130002900ll,
+                     0x088000008ll,
+                     0x505050505ll);
+  if (y != 12)
+    abort ();
+
+  return 0;
+}
+
+/* { dg-final { cleanup-saved-temps } } */
Index: gcc/testsuite/gcc.target/aarch64/tst_2.c
===================================================================
--- gcc/testsuite/gcc.target/aarch64/tst_2.c	(revision 0)
+++ gcc/testsuite/gcc.target/aarch64/tst_2.c	(revision 0)
@@ -0,0 +1,156 @@ 
+/* { dg-do run } */
+/* { dg-options "-O2 --save-temps -fno-inline" } */
+
+extern void abort (void);
+
+int
+tst_si_test1 (int a, int b, int c)
+{
+  int d = a & b;
+
+  /* { dg-final { scan-assembler-not "tst\tw\[0-9\]+, w\[0-9\]+, w\[0-9\]+" } } */
+  /* { dg-final { scan-assembler-times "and\tw\[0-9\]+, w\[0-9\]+, w\[0-9\]+" 2 } } */
+  if (d <= 0)
+    return 12;
+  else
+    return 18;
+}
+
+int
+tst_si_test2 (int a, int b, int c)
+{
+  int d = a & 0x99999999;
+
+  /* { dg-final { scan-assembler-not "tst\tw\[0-9\]+, w\[0-9\]+, -1717986919" } } */
+  /* { dg-final { scan-assembler "and\tw\[0-9\]+, w\[0-9\]+, -1717986919" } } */
+  if (d <= 0)
+    return 12;
+  else
+    return 18;
+}
+
+int
+tst_si_test3 (int a, int b, int c)
+{
+  int d = a & (b << 3);
+
+  /* { dg-final { scan-assembler-not "tst\tw\[0-9\]+, w\[0-9\]+, w\[0-9\]+, lsl 3" } } */
+  /* { dg-final { scan-assembler "and\tw\[0-9\]+, w\[0-9\]+, w\[0-9\]+, lsl 3" } } */
+  if (d <= 0)
+    return 12;
+  else
+    return 18;
+}
+
+typedef long long s64;
+
+s64
+tst_di_test1 (s64 a, s64 b, s64 c)
+{
+  s64 d = a & b;
+
+  /* { dg-final { scan-assembler-not "tst\tx\[0-9\]+, x\[0-9\]+, x\[0-9\]+" } } */
+  /* { dg-final { scan-assembler-times "and\tx\[0-9\]+, x\[0-9\]+, x\[0-9\]+" 2 } } */
+  if (d <= 0)
+    return 12;
+  else
+    return 18;
+}
+
+s64
+tst_di_test2 (s64 a, s64 b, s64 c)
+{
+  s64 d = a & 0xaaaaaaaaaaaaaaaall;
+
+  /* { dg-final { scan-assembler-not "tst\tx\[0-9\]+, x\[0-9\]+, -6148914691236517206" } } */
+  /* { dg-final { scan-assembler "and\tx\[0-9\]+, x\[0-9\]+, -6148914691236517206" } } */
+  if (d <= 0)
+    return 12;
+  else
+    return 18;
+}
+
+s64
+tst_di_test3 (s64 a, s64 b, s64 c)
+{
+  s64 d = a & (b << 3);
+
+  /* { dg-final { scan-assembler-not "tst\tx\[0-9\]+, x\[0-9\]+, x\[0-9\]+, lsl 3" } } */
+  /* { dg-final { scan-assembler "and\tx\[0-9\]+, x\[0-9\]+, x\[0-9\]+, lsl 3" } } */
+  if (d <= 0)
+    return 12;
+  else
+    return 18;
+}
+
+int
+main ()
+{
+  int x;
+  s64 y;
+
+  x = tst_si_test1 (29, 4, 5);
+  if (x != 18)
+    abort ();
+
+  x = tst_si_test1 (5, 2, 20);
+  if (x != 12)
+    abort ();
+
+  x = tst_si_test2 (29, 4, 5);
+  if (x != 18)
+    abort ();
+
+  x = tst_si_test2 (1024, 2, 20);
+  if (x != 12)
+    abort ();
+
+  x = tst_si_test3 (35, 4, 5);
+  if (x != 18)
+    abort ();
+
+  x = tst_si_test3 (5, 2, 20);
+  if (x != 12)
+    abort ();
+
+  y = tst_di_test1 (0x130000029ll,
+                     0x320000004ll,
+                     0x505050505ll);
+
+  if (y != 18)
+    abort ();
+
+  y = tst_di_test1 (0x5000500050005ll,
+                     0x2111211121112ll,
+                     0x0000000002020ll);
+  if (y != 12)
+    abort ();
+
+  y = tst_di_test2 (0x130000029ll,
+                     0x320000004ll,
+                     0x505050505ll);
+  if (y != 18)
+    abort ();
+
+  y = tst_di_test2 (0x540004100ll,
+                     0x320000004ll,
+                     0x805050205ll);
+  if (y != 12)
+    abort ();
+
+  y = tst_di_test3 (0x130000029ll,
+                     0x064000008ll,
+                     0x505050505ll);
+  if (y != 18)
+    abort ();
+
+  y = tst_di_test3 (0x130002900ll,
+                     0x088000008ll,
+                     0x505050505ll);
+  if (y != 12)
+    abort ();
+
+  return 0;
+}
+
+/* { dg-final { cleanup-saved-temps } } */