Power10: Add tests for PCREL_OPT.

gcc/testsuite/
2020-09-30  Michael Meissner  <meissner@linux.ibm.com>

	* gcc.target/powerpc/pcrel-opt-inc-di.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-ld-df.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-ld-di.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-ld-hi.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-ld-qi.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-ld-sf.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-ld-si.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-ld-vector.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-st-df.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-st-di.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-st-hi.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-st-qi.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-st-sf.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-st-si.c: New PCREL_OPT test.
	* gcc.target/powerpc/pcrel-opt-st-vector.c: New PCREL_OPT test.

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-inc-di.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-inc-di.c
new file mode 100644 (file)
index 0000000..f165068
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-inc-di.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-require-effective-target lp64 } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   unsigned int
+
+/* Test whether using an external variable twice (doing an increment) prevents
+   the PCREL_OPT optimization.  */
+extern TYPE ext;
+
+void
+inc (void)
+{
+  ext++;               /* No PCREL_OPT (uses address twice).  */
+}
+
+/* { dg-final { scan-assembler-not "R_PPC64_PCREL_OPT" } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-df.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-df.c
new file mode 100644 (file)
index 0000000..d35862f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-df.c
@@ -0,0 +1,36 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   double
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for
+   double.  */
+extern TYPE ext[];
+
+TYPE
+get (void)
+{
+  return ext[0];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get2 (void)
+{
+  return ext[2];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get_large (void)
+{
+  return ext[LARGE];           /* No PCREL_OPT (load is  prefixed).  */
+}
+
+TYPE
+get_variable (unsigned long n)
+{
+  return ext[n];               /* No PCREL_OPT (load is indexed).  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  2 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-di.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-di.c
new file mode 100644 (file)
index 0000000..12b51ab
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-di.c
@@ -0,0 +1,43 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-require-effective-target lp64 } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   long long
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for long
+   long.  */
+extern TYPE ext[];
+
+TYPE
+get (void)
+{
+  return ext[0];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get2 (void)
+{
+  return ext[2];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get_large (void)
+{
+  return ext[LARGE];           /* No PCREL_OPT (load is  prefixed).  */
+}
+
+TYPE
+get_variable (unsigned long n)
+{
+  return ext[n];               /* No PCREL_OPT (load is indexed).  */
+}
+
+double
+get_double (void)
+{
+  return (double) ext[0];      /* PCREL_OPT relocation.  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  3 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-hi.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-hi.c
new file mode 100644 (file)
index 0000000..4143aeb
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-hi.c
@@ -0,0 +1,42 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   unsigned short
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for unsigned
+   short.  */
+extern TYPE ext[];
+
+TYPE
+get (void)
+{
+  return ext[0];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get2 (void)
+{
+  return ext[2];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get_large (void)
+{
+  return ext[LARGE];           /* No PCREL_OPT (load is  prefixed).  */
+}
+
+TYPE
+get_variable (unsigned long n)
+{
+  return ext[n];               /* No PCREL_OPT (load is indexed).  */
+}
+
+double
+get_double (void)
+{
+  return (double) ext[0];      /* No PCREL_OPT (LXSIHZX is indexed).  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  2 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-qi.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-qi.c
new file mode 100644 (file)
index 0000000..30d3236
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-qi.c
@@ -0,0 +1,42 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   unsigned char
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for unsigned
+   char.  */
+extern TYPE ext[];
+
+TYPE
+get (void)
+{
+  return ext[0];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get2 (void)
+{
+  return ext[2];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get_large (void)
+{
+  return ext[LARGE];           /* No PCREL_OPT (load is  prefixed).  */
+}
+
+TYPE
+get_variable (unsigned long n)
+{
+  return ext[n];               /* No PCREL_OPT (load is indexed).  */
+}
+
+double
+get_double (void)
+{
+  return (double) ext[0];      /* No PCREL_OPT (LXSIBZX is indexed).  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  2 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-sf.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-sf.c
new file mode 100644 (file)
index 0000000..9d1e2a1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-sf.c
@@ -0,0 +1,42 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   float
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for
+   float.  */
+extern TYPE ext[];
+
+TYPE
+get (void)
+{
+  return ext[0];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get2 (void)
+{
+  return ext[2];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get_large (void)
+{
+  return ext[LARGE];           /* No PCREL_OPT (load is  prefixed).  */
+}
+
+TYPE
+get_variable (unsigned long n)
+{
+  return ext[n];               /* No PCREL_OPT (load is indexed).  */
+}
+
+double
+get_double (void)
+{
+  return (double) ext[0];      /* PCREL_OPT relocation.  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  3 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-si.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-si.c
new file mode 100644 (file)
index 0000000..17be6fa
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-si.c
@@ -0,0 +1,41 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   int
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for int.  */
+extern TYPE ext[];
+
+TYPE
+get (void)
+{
+  return ext[0];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get2 (void)
+{
+  return ext[2];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get_large (void)
+{
+  return ext[LARGE];           /* No PCREL_OPT (load is  prefixed).  */
+}
+
+TYPE
+get_variable (unsigned long n)
+{
+  return ext[n];               /* No PCREL_OPT (load is indexed).  */
+}
+
+double
+get_double (void)
+{
+  return (double) ext[0];      /* No PCREL_OPT (LFIWAX is indexed).  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  2 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-vector.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-vector.c
new file mode 100644 (file)
index 0000000..8c12aea
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-vector.c
@@ -0,0 +1,36 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   vector double
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for
+   vector double.  */
+extern TYPE ext[];
+
+TYPE
+get (void)
+{
+  return ext[0];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get2 (void)
+{
+  return ext[2];               /* PCREL_OPT relocation.  */
+}
+
+TYPE
+get_large (void)
+{
+  return ext[LARGE];           /* No PCREL_OPT (load is  prefixed).  */
+}
+
+TYPE
+get_variable (unsigned long n)
+{
+  return ext[n];               /* No PCREL_OPT (load is indexed).  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  2 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-df.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-df.c
new file mode 100644 (file)
index 0000000..d795d35
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-df.c
@@ -0,0 +1,36 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   double
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for
+   double.  */
+extern TYPE ext[];
+
+void
+store (TYPE a)
+{
+  ext[0] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store2 (TYPE a)
+{
+  ext[2] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store_large (TYPE a)
+{
+  ext[LARGE] = a;              /* No PCREL_OPT (store is prefixed).  */
+}
+
+void
+store_variable (TYPE a, unsigned long n)
+{
+  ext[n] = a;                  /* No PCREL_OPT (store is indexed).  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  2 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-di.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-di.c
new file mode 100644 (file)
index 0000000..a065d83
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-di.c
@@ -0,0 +1,43 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-require-effective-target lp64 } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   long long
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for long
+   long.  */
+extern TYPE ext[];
+
+void
+store (TYPE a)
+{
+  ext[0] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store2 (TYPE a)
+{
+  ext[2] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store_large (TYPE a)
+{
+  ext[LARGE] = a;              /* No PCREL_OPT (store is prefixed).  */
+}
+
+void
+store_variable (TYPE a, unsigned long n)
+{
+  ext[n] = a;                  /* No PCREL_OPT (store is indexed).  */
+}
+
+void
+store_double (double a)
+{
+  ext[0] = (TYPE) a;           /* PCREL_OPT relocation.  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  3 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-hi.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-hi.c
new file mode 100644 (file)
index 0000000..8822e76
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-hi.c
@@ -0,0 +1,42 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   unsigned short
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for unsigned
+   short.  */
+extern TYPE ext[];
+
+void
+store (TYPE a)
+{
+  ext[0] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store2 (TYPE a)
+{
+  ext[2] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store_large (TYPE a)
+{
+  ext[LARGE] = a;              /* No PCREL_OPT (store is prefixed).  */
+}
+
+void
+store_variable (TYPE a, unsigned long n)
+{
+  ext[n] = a;                  /* No PCREL_OPT (store is indexed).  */
+}
+
+void
+store_double (double a)
+{
+  ext[0] = (TYPE) a;           /* No PCREL_OPT (STXIHZX is indexed).  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  2 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-qi.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-qi.c
new file mode 100644 (file)
index 0000000..2f75683
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-qi.c
@@ -0,0 +1,42 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   unsigned char
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for unsigned
+   char.  */
+extern TYPE ext[];
+
+void
+store (TYPE a)
+{
+  ext[0] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store2 (TYPE a)
+{
+  ext[2] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store_large (TYPE a)
+{
+  ext[LARGE] = a;              /* No PCREL_OPT (store is prefixed).  */
+}
+
+void
+store_variable (TYPE a, unsigned long n)
+{
+  ext[n] = a;                  /* No PCREL_OPT (store is indexed).  */
+}
+
+void
+store_double (double a)
+{
+  ext[0] = (TYPE) a;           /* No PCREL_OPT (STXIBZX is indexed).  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  2 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-sf.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-sf.c
new file mode 100644 (file)
index 0000000..3dd88aa
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-sf.c
@@ -0,0 +1,36 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   float
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for
+   float.  */
+extern TYPE ext[];
+
+void
+store (TYPE a)
+{
+  ext[0] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store2 (TYPE a)
+{
+  ext[2] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store_large (TYPE a)
+{
+  ext[LARGE] = a;              /* No PCREL_OPT (store is prefixed).  */
+}
+
+void
+store_variable (TYPE a, unsigned long n)
+{
+  ext[n] = a;                  /* No PCREL_OPT (store is indexed).  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  2 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-si.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-si.c
new file mode 100644 (file)
index 0000000..78dc812
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-si.c
@@ -0,0 +1,41 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   int
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for int.  */
+extern TYPE ext[];
+
+void
+store (TYPE a)
+{
+  ext[0] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store2 (TYPE a)
+{
+  ext[2] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store_large (TYPE a)
+{
+  ext[LARGE] = a;              /* No PCREL_OPT (store is prefixed).  */
+}
+
+void
+store_variable (TYPE a, unsigned long n)
+{
+  ext[n] = a;                  /* No PCREL_OPT (store is indexed).  */
+}
+
+void
+store_double (double a)
+{
+  ext[0] = (TYPE) a;           /* No PCREL_OPT (STFIWX is indexed).  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  2 } } */

diff --git a/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-vector.c b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-vector.c
new file mode 100644 (file)
index 0000000..2c602eb
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pcrel-opt-st-vector.c
@@ -0,0 +1,36 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+#define TYPE   vector double
+#define LARGE  0x20000
+
+/* Test whether we get the right number of PCREL_OPT optimizations for
+   vector double.  */
+extern TYPE ext[];
+
+void
+store (TYPE a)
+{
+  ext[0] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store2 (TYPE a)
+{
+  ext[2] = a;                  /* PCREL_OPT relocation.  */
+}
+
+void
+store_large (TYPE a)
+{
+  ext[LARGE] = a;              /* No PCREL_OPT (store is prefixed).  */
+}
+
+void
+store_variable (TYPE a, unsigned long n)
+{
+  ext[n] = a;                  /* No PCREL_OPT (store is indexed).  */
+}
+
+/* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  2 } } */