This patch adds tests to make sure the appropriate pc-relative instructions are
generated for -mcpu=future.
The tests in this patch all pass with patches 1-7 applied on a little endian
power8 system running Linux. Once patches 1-7 have been applied, can I check
these patches into the trunk?
2019-08-14 Michael Meissner <meiss...@linux.ibm.com>
* gcc/testsuite/gcc.target/powerpc/prefix-large.h: New set of
tests to test prefixed addressing on 'future' system with
pc-relative addreses.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-dd.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-df.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-di.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-hi.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-kf.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-qi.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sd.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sf.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-si.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-udi.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uhi.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uqi.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-usi.c: New test.
* gcc/testsuite/gcc.target/powerpc/prefix-pcrel-v2df.c: New test.
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-dd.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-dd.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-dd.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for SImode. */
+
+#define TYPE _Decimal64
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplfd\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstfd\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-df.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-df.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-df.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for DFmode. */
+
+#define TYPE double
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplfd\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstfd\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-di.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-di.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-di.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for DImode. */
+
+#define TYPE long
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mpld\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstd\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-hi.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-hi.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-hi.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for HImode. */
+
+#define TYPE short
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplh[az]\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpsth\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-kf.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-kf.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-kf.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for KFmode. */
+
+#define TYPE __float128
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplxv\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstxv\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-qi.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-qi.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-qi.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for QImode. */
+
+#define TYPE signed char
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplbz\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstb\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sd.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sd.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sd.c (working copy)
@@ -0,0 +1,12 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for SImode. */
+
+#define TYPE _Decimal32
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mpaddi|\mpla\M} 3 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sf.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sf.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-sf.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for SFmode. */
+
+#define TYPE float
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplfs\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstfs\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-si.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-si.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-si.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for SImode. */
+
+#define TYPE int
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplw[az]\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstw\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-udi.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-udi.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-udi.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for unsigned DImode. */
+
+#define TYPE unsigned long
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mpld\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstd\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uhi.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uhi.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uhi.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for unsigned HImode. */
+
+#define TYPE unsigned short
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplhz\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpsth\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uqi.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uqi.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-uqi.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for unsigned QImode. */
+
+#define TYPE unsigned char
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplbz\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstb\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-usi.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-usi.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-usi.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for unsigned SImode. */
+
+#define TYPE unsigned int
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplwz\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstw\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel-v2df.c
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel-v2df.c (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel-v2df.c (working copy)
@@ -0,0 +1,13 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-require-effective-target powerpc_future_ok } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+/* Tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for V2DFmode. */
+
+#define TYPE vector double
+
+#include "prefix-pcrel.h"
+
+/* { dg-final { scan-assembler-times {\mplxv\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mpstxv\M} 2 } } */
Index: gcc/testsuite/gcc.target/powerpc/prefix-pcrel.h
===================================================================
--- gcc/testsuite/gcc.target/powerpc/prefix-pcrel.h (revision 0)
+++ gcc/testsuite/gcc.target/powerpc/prefix-pcrel.h (working copy)
@@ -0,0 +1,58 @@
+/* Common tests for prefixed instructions testing whether pc-relative prefixed
+ instructions are generated for each type. */
+
+typedef signed char schar;
+typedef unsigned char uchar;
+typedef unsigned short ushort;
+typedef unsigned int uint;
+typedef unsigned long ulong;
+typedef long double ldouble;
+typedef vector double v2df;
+typedef vector long v2di;
+typedef vector float v4sf;
+typedef vector int v4si;
+
+#ifndef TYPE
+#define TYPE ulong
+#endif
+
+#ifndef ITYPE
+#define ITYPE TYPE
+#endif
+
+#ifndef OTYPE
+#define OTYPE TYPE
+#endif
+
+static TYPE a;
+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
+OTYPE
+value (void)
+{
+ return (OTYPE)a;
+}
+#endif
+
+#if DO_SET
+void
+set (ITYPE b)
+{
+ a = (TYPE)b;
+}
+#endif
--
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
