Backport Power10 PC-relative tests.
These tests whether the power10 PC-relative load/store instructions are
generated. These tests have been on the master branch since June. No changes
were needed to backport them to the GCC 10 branch. Can I check these into the
GCC 10 branch?
gcc/testsuite/
2020-08-03 Michael Meissner <meiss...@linux.ibm.com>
Backport from the master branch:
2020-06-28 David Edelsohn <dje....@gmail.com>
* gcc.target/powerpc/prefix-pcrel-dd.c: Require DFP.
* gcc.target/powerpc/prefix-pcrel-sd.c: Require DFP.
* gcc.target/powerpc/prefix-pcrel-kf.c: Require float128.
2020-06-27 Michael Meissner <meiss...@linux.ibm.com>
* gcc.target/powerpc/prefix-pcrel-dd.c: New test.
* gcc.target/powerpc/prefix-pcrel-df.c: New test.
* gcc.target/powerpc/prefix-pcrel-di.c: New test.
* gcc.target/powerpc/prefix-pcrel-hi.c: New test.
* gcc.target/powerpc/prefix-pcrel-kf.c: New test.
* gcc.target/powerpc/prefix-pcrel-qi.c: New test.
* gcc.target/powerpc/prefix-pcrel-sd.c: New test.
* gcc.target/powerpc/prefix-pcrel-sf.c: New test.
* gcc.target/powerpc/prefix-pcrel-si.c: New test.
* gcc.target/powerpc/prefix-pcrel-udi.c: New test.
* gcc.target/powerpc/prefix-pcrel-uhi.c: New test.
* gcc.target/powerpc/prefix-pcrel-uqi.c: New test.
* gcc.target/powerpc/prefix-pcrel-usi.c: New test.
* gcc.target/powerpc/prefix-pcrel-v2df.c: New test.
* gcc.target/powerpc/prefix-pcrel.h: Include file for new tests.
---
gcc/testsuite/gcc.target/powerpc/prefix-pcrel-dd.c | 14 ++++++++
gcc/testsuite/gcc.target/powerpc/prefix-pcrel-df.c | 13 +++++++
gcc/testsuite/gcc.target/powerpc/prefix-pcrel-di.c | 14 ++++++++
gcc/testsuite/gcc.target/powerpc/prefix-pcrel-hi.c | 13 +++++++
gcc/testsuite/gcc.target/powerpc/prefix-pcrel-kf.c | 14 ++++++++
gcc/testsuite/gcc.target/powerpc/prefix-pcrel-qi.c | 13 +++++++
gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sd.c | 16 +++++++++
gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sf.c | 13 +++++++
gcc/testsuite/gcc.target/powerpc/prefix-pcrel-si.c | 13 +++++++
.../gcc.target/powerpc/prefix-pcrel-udi.c | 14 ++++++++
.../gcc.target/powerpc/prefix-pcrel-uhi.c | 13 +++++++
.../gcc.target/powerpc/prefix-pcrel-uqi.c | 13 +++++++
.../gcc.target/powerpc/prefix-pcrel-usi.c | 13 +++++++
.../gcc.target/powerpc/prefix-pcrel-v2df.c | 13 +++++++
gcc/testsuite/gcc.target/powerpc/prefix-pcrel.h | 41 ++++++++++++++++++++++
15 files changed, 230 insertions(+)
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-dd.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-df.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-di.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-hi.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-kf.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-qi.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sd.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sf.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-si.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-udi.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uhi.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uqi.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-usi.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel-v2df.c
create mode 100644 gcc/testsuite/gcc.target/powerpc/prefix-pcrel.h
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-dd.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-dd.c
new file mode 100644
index 0000000..053ca32
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-dd.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-require-effective-target dfp } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ _Decimal64 type. */
+
+#define TYPE _Decimal64
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplfd\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstfd\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-df.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-df.c
new file mode 100644
index 0000000..b7fd84e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-df.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ double type. */
+
+#define TYPE double
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplfd\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstfd\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-di.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-di.c
new file mode 100644
index 0000000..90081e4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-di.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-require-effective-target lp64 } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ long long type. */
+
+#define TYPE long long
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mpld\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstd\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-hi.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-hi.c
new file mode 100644
index 0000000..71357b7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-hi.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ short type. */
+
+#define TYPE short
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplh[az]\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpsth\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-kf.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-kf.c
new file mode 100644
index 0000000..497bdd6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-kf.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-require-effective-target float128 } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ _Float128 type. */
+
+#define TYPE _Float128
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplxv\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstxv\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-qi.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-qi.c
new file mode 100644
index 0000000..472360c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-qi.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ signed char type. */
+
+#define TYPE signed char
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplbz\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstb\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sd.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sd.c
new file mode 100644
index 0000000..7ab07ba
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sd.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-require-effective-target dfp } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ _Decimal32 type. Note, the _Decimal32 type will not generate any prefixed
+ load or stores, because there is no prefixed load/store instruction to load
+ up a vector register as a zero extended 32-bit integer. So we count the
+ number of load addresses that are generated. */
+
+#define TYPE _Decimal32
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mpla\M} 3 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sf.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sf.c
new file mode 100644
index 0000000..0e907e0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sf.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ float type. */
+
+#define TYPE float
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplfs\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstfs\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-si.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-si.c
new file mode 100644
index 0000000..fb90fcd
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-si.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ int type. */
+
+#define TYPE int
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplw[az]\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstw\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-udi.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-udi.c
new file mode 100644
index 0000000..940040f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-udi.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-require-effective-target lp64 } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ unsigned long long type. */
+
+#define TYPE unsigned long long
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mpld\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstd\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uhi.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uhi.c
new file mode 100644
index 0000000..5c8d082
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uhi.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ unsigned short type. */
+
+#define TYPE unsigned short
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplhz\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpsth\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uqi.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uqi.c
new file mode 100644
index 0000000..6899919
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uqi.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ unsigned char type. */
+
+#define TYPE unsigned char
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplbz\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstb\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-usi.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-usi.c
new file mode 100644
index 0000000..5948f82
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-usi.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ unsigned int type. */
+
+#define TYPE unsigned int
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplwz\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstw\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-v2df.c
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-v2df.c
new file mode 100644
index 0000000..d626b8a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel-v2df.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_pcrel } */
+/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
+
+/* Tests whether pc-relative prefixed instructions are generated for the
+ vector double type. */
+
+#define TYPE vector double
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplxv\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstxv\M} 2 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/prefix-pcrel.h
b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel.h
new file mode 100644
index 0000000..26175dc
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/prefix-pcrel.h
@@ -0,0 +1,41 @@
+/* Common tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for each type. */
+
+#ifndef TYPE
+#define TYPE unsigned int
+#endif
+
+static TYPE a;
+
+/* Make sure a is not optimized away. */
+TYPE *p = &a;
+
+#if !defined(DO_ADD) && !defined(DO_VALUE) && !defined(DO_SET)
+#define DO_ADD 1
+#define DO_VALUE 1
+#define DO_SET 1
+#endif
+
+#if DO_ADD
+void
+add (TYPE b)
+{
+ a += b;
+}
+#endif
+
+#if DO_VALUE
+TYPE
+value (void)
+{
+ return a;
+}
+#endif
+
+#if DO_SET
+void
+set (TYPE b)
+{
+ a = b;
+}
+#endif
--
1.8.3.1
--
Michael Meissner, IBM
IBM, M/S 2506R, 550 King Street, Littleton, MA 01460-6245, USA
email: meiss...@linux.ibm.com, phone: +1 (978) 899-4797
