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Add a few more VRP IOR testcases

Message ID CA+=Sn1nBeft_tVEJMwGv_Ak75XmC7hkBijm71405D8LnjgnK6w@mail.gmail.com
State New
Headers show

Commit Message

Andrew Pinski July 22, 2012, 5:55 a.m. UTC 
Hi,
  We (Cavium) has had these VRP testcases in our testsuite for a while
and I found they pass without any patches.

Committed as obvious after a test on x86_64-linux-gnu with no regressions.

Thanks,
Andrew Pinski

2012-07-21  Andrew Pinski  <apinski@cavium.com>

	*  gcc.dg/tree-ssa/vrp72.c: New test.
	*  gcc.dg/tree-ssa/vrp73.c: New test.
	*  gcc.dg/tree-ssa/vrp74.c: New test.
	*  gcc.dg/tree-ssa/vrp75.c: New test.
diff mbox

Patch

Index: gcc.dg/tree-ssa/vrp72.c
===================================================================
--- gcc.dg/tree-ssa/vrp72.c	(revision 0)
+++ gcc.dg/tree-ssa/vrp72.c	(revision 0)
@@ -0,0 +1,30 @@ 
+/* { dg-options "-O2" } */
+
+typedef unsigned long long uint64_t;
+
+static inline void cvmx_write64_uint64(uint64_t addr, uint64_t val)
+{
+  *(volatile uint64_t *)(long)addr = val;
+};
+static inline uint64_t cvmx_read64_uint64(uint64_t addr)
+{
+  return *(volatile uint64_t *)(long)addr;
+};
+
+static inline void cvmx_write_csr(uint64_t csr_addr, uint64_t val)
+{
+    cvmx_write64_uint64 (csr_addr, val);
+    if ((csr_addr >> 40) != 0x800118)
+      linker_error ();
+}
+
+int uart;
+
+int
+main ()
+{
+  cvmx_write_csr (((((uint64_t) 2LL) << 62)
+		   | (0x0001180000000808ull+((uart&0xff)*1024))),
+		  0xfff);
+  return 0;
+}
Index: gcc.dg/tree-ssa/vrp73.c
===================================================================
--- gcc.dg/tree-ssa/vrp73.c	(revision 0)
+++ gcc.dg/tree-ssa/vrp73.c	(revision 0)
@@ -0,0 +1,30 @@ 
+/* { dg-options "-O2" } */
+
+typedef unsigned long long uint64_t;
+
+static inline void cvmx_write64_uint64(uint64_t addr, uint64_t val)
+{
+  *(volatile uint64_t *)(long)addr = val;
+};
+static inline uint64_t cvmx_read64_uint64(uint64_t addr)
+{
+  return *(volatile uint64_t *)(long)addr;
+};
+
+static inline void cvmx_write_csr(uint64_t csr_addr, uint64_t val)
+{
+    cvmx_write64_uint64 (csr_addr, val);
+    if ((csr_addr >> 40) == 0x800118)
+      linker_error ();
+}
+
+int dest_core, src_core;
+
+int
+main ()
+{
+  cvmx_write_csr ((((((uint64_t)2LL) << 62)
+		    | ((0x0001070000000600ull+((dest_core&0xff)*8))))),
+		  1ull << src_core);
+  return 0;
+}
Index: gcc.dg/tree-ssa/vrp74.c
===================================================================
--- gcc.dg/tree-ssa/vrp74.c	(revision 0)
+++ gcc.dg/tree-ssa/vrp74.c	(revision 0)
@@ -0,0 +1,23 @@ 
+/* { dg-options "-O2" } */
+
+void abort (void);
+void exit (int);
+
+__attribute__ ((noinline)) void
+f (unsigned long long i)
+{
+  if (i <= 0x1000000000000000ull)
+    {
+      unsigned long long j = i | 0x1000000000000000ull;
+      if (j == 0x1100000000000000ull)
+	exit (0);
+    }
+}
+
+int
+main ()
+{
+  f (0x0100000000000000ull);
+  abort ();
+}
+
Index: gcc.dg/tree-ssa/vrp75.c
===================================================================
--- gcc.dg/tree-ssa/vrp75.c	(revision 0)
+++ gcc.dg/tree-ssa/vrp75.c	(revision 0)
@@ -0,0 +1,31 @@ 
+/* { dg-options "-O2" } */
+
+typedef unsigned long long uint64_t;
+
+static inline void cvmx_write64_uint64(uint64_t addr, uint64_t val)
+{
+  *(volatile uint64_t *)(long)addr = val;
+};
+static inline uint64_t cvmx_read64_uint64(uint64_t addr)
+{
+  return *(volatile uint64_t *)(long)addr;
+};
+static inline void cvmx_write_csr(uint64_t csr_addr, uint64_t val)
+{
+    cvmx_write64_uint64 (csr_addr, val);
+    if ((csr_addr >> 40) != 0x800118)
+      linker_error ();
+}
+
+int interface;
+int idx;
+
+int
+main ()
+{
+    cvmx_write_csr((((((uint64_t) 2LL) << 62)
+		     | ((0x0001180008000208ull
+			 + (((idx)&3)*2048)
+			 + (((interface)&1)*0x8000000ull))))), 1);
+  return 0;
+}