ready to commitibm/pr78303

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/ibm/pr78303@257663 138bc75d-0d04-0410-961f-82ee72b054a4

27 files changed, 59 insertions, 26 deletions

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index a37ebd88cce..83258dcdcdc 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -4028,6 +4028,13 @@ rs6000_option_override_internal (bool global_init_p)
   if (global_init_p)
     rs6000_isa_flags_explicit = global_options_set.x_rs6000_isa_flags;
 
+  /* We plan to deprecate the -maltivec=be option.  For now, just
+     issue a warning message.  */
+  if (global_init_p
+      && rs6000_altivec_element_order == 2)
+    warning (0, "%qs command-line option is deprecated",
+	     "-maltivec=be");
+
   /* On 64-bit Darwin, power alignment is ABI-incompatible with some C
      library functions, so warn about it. The flag may be useful for
      performance studies from time to time though, so don't disable it
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index cf6d3ae5b99..38578d00ebd 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -22441,7 +22441,9 @@ little-endian platform.
 @opindex maltivec=be
 Generate AltiVec instructions using big-endian element order,
 regardless of whether the target is big- or little-endian.  This is
-the default when targeting a big-endian platform.
+the default when targeting a big-endian platform.  Using this option
+is currently deprecated.  Support for this feature will be removed in
+GCC 9.
 
 The element order is used to interpret element numbers in AltiVec
 intrinsics such as @code{vec_splat}, @code{vec_extract}, and
diff --git a/gcc/testsuite/gcc.dg/vmx/extract-be-order.c b/gcc/testsuite/gcc.dg/vmx/extract-be-order.c
index 5c09471d99b..f03c356781a 100644
--- a/gcc/testsuite/gcc.dg/vmx/extract-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/extract-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx -w" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/extract-vsx-be-order.c b/gcc/testsuite/gcc.dg/vmx/extract-vsx-be-order.c
index 8c965f6fd66..509a7b62181 100644
--- a/gcc/testsuite/gcc.dg/vmx/extract-vsx-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/extract-vsx-be-order.c
@@ -1,6 +1,7 @@
 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
 /* { dg-require-effective-target powerpc_vsx_ok } */
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mvsx -w" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/insert-be-order.c b/gcc/testsuite/gcc.dg/vmx/insert-be-order.c
index 592ef28c0fc..7aa28f85b77 100644
--- a/gcc/testsuite/gcc.dg/vmx/insert-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/insert-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/insert-vsx-be-order.c b/gcc/testsuite/gcc.dg/vmx/insert-vsx-be-order.c
index 6cb59dd8a63..569a86606c7 100644
--- a/gcc/testsuite/gcc.dg/vmx/insert-vsx-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/insert-vsx-be-order.c
@@ -1,6 +1,7 @@
 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
 /* { dg-require-effective-target powerpc_vsx_ok } */
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/ld-be-order.c b/gcc/testsuite/gcc.dg/vmx/ld-be-order.c
index 903b997c9a3..f7361cfd372 100644
--- a/gcc/testsuite/gcc.dg/vmx/ld-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/ld-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/ld-vsx-be-order.c b/gcc/testsuite/gcc.dg/vmx/ld-vsx-be-order.c
index c870c55e856..f02366756b9 100644
--- a/gcc/testsuite/gcc.dg/vmx/ld-vsx-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/ld-vsx-be-order.c
@@ -1,6 +1,7 @@
 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
 /* { dg-require-effective-target powerpc_vsx_ok } */
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/lde-be-order.c b/gcc/testsuite/gcc.dg/vmx/lde-be-order.c
index 9a6d5bae52d..53c3b78a71d 100644
--- a/gcc/testsuite/gcc.dg/vmx/lde-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/lde-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/ldl-be-order.c b/gcc/testsuite/gcc.dg/vmx/ldl-be-order.c
index 397849fe1f5..49ba48b0462 100644
--- a/gcc/testsuite/gcc.dg/vmx/ldl-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/ldl-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/ldl-vsx-be-order.c b/gcc/testsuite/gcc.dg/vmx/ldl-vsx-be-order.c
index 222d1db0d75..edac6764fc2 100644
--- a/gcc/testsuite/gcc.dg/vmx/ldl-vsx-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/ldl-vsx-be-order.c
@@ -1,6 +1,7 @@
 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
 /* { dg-require-effective-target powerpc_vsx_ok } */
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/merge-be-order.c b/gcc/testsuite/gcc.dg/vmx/merge-be-order.c
index 2de888fa444..4cc0d4490e5 100644
--- a/gcc/testsuite/gcc.dg/vmx/merge-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/merge-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/merge-vsx-be-order.c b/gcc/testsuite/gcc.dg/vmx/merge-vsx-be-order.c
index b01208d5f40..67193278ae6 100644
--- a/gcc/testsuite/gcc.dg/vmx/merge-vsx-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/merge-vsx-be-order.c
@@ -1,6 +1,7 @@
 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
 /* { dg-require-effective-target powerpc_vsx_ok } */
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/mult-even-odd-be-order.c b/gcc/testsuite/gcc.dg/vmx/mult-even-odd-be-order.c
index 6ba12d04634..84a89515b0d 100644
--- a/gcc/testsuite/gcc.dg/vmx/mult-even-odd-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/mult-even-odd-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/pack-be-order.c b/gcc/testsuite/gcc.dg/vmx/pack-be-order.c
index c400fc882dd..3e71b3130a1 100644
--- a/gcc/testsuite/gcc.dg/vmx/pack-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/pack-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/perm-be-order.c b/gcc/testsuite/gcc.dg/vmx/perm-be-order.c
index 604f63dc95f..3a7942840f5 100644
--- a/gcc/testsuite/gcc.dg/vmx/perm-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/perm-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/splat-be-order.c b/gcc/testsuite/gcc.dg/vmx/splat-be-order.c
index e265ae4be20..96d086939ef 100644
--- a/gcc/testsuite/gcc.dg/vmx/splat-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/splat-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/splat-vsx-be-order.c b/gcc/testsuite/gcc.dg/vmx/splat-vsx-be-order.c
index 620a31f7692..e0dca6b5dfb 100644
--- a/gcc/testsuite/gcc.dg/vmx/splat-vsx-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/splat-vsx-be-order.c
@@ -1,6 +1,7 @@
 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
 /* { dg-require-effective-target powerpc_vsx_ok } */
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/st-be-order.c b/gcc/testsuite/gcc.dg/vmx/st-be-order.c
index 1a7b01bb5a1..e1cd826665a 100644
--- a/gcc/testsuite/gcc.dg/vmx/st-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/st-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/st-vsx-be-order.c b/gcc/testsuite/gcc.dg/vmx/st-vsx-be-order.c
index 48814462106..1ce8f41552e 100644
--- a/gcc/testsuite/gcc.dg/vmx/st-vsx-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/st-vsx-be-order.c
@@ -1,6 +1,7 @@
 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
 /* { dg-require-effective-target powerpc_vsx_ok } */
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/ste-be-order.c b/gcc/testsuite/gcc.dg/vmx/ste-be-order.c
index 75f2004f372..cfc6877af3c 100644
--- a/gcc/testsuite/gcc.dg/vmx/ste-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/ste-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/stl-be-order.c b/gcc/testsuite/gcc.dg/vmx/stl-be-order.c
index 7f00a036499..28fd9e77454 100644
--- a/gcc/testsuite/gcc.dg/vmx/stl-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/stl-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/stl-vsx-be-order.c b/gcc/testsuite/gcc.dg/vmx/stl-vsx-be-order.c
index 65e2f256d06..558d216968c 100644
--- a/gcc/testsuite/gcc.dg/vmx/stl-vsx-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/stl-vsx-be-order.c
@@ -1,6 +1,6 @@
 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
 /* { dg-require-effective-target powerpc_vsx_ok } */
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mvsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/sum2s-be-order.c b/gcc/testsuite/gcc.dg/vmx/sum2s-be-order.c
index 0981cc1d52b..03c6faa0ca6 100644
--- a/gcc/testsuite/gcc.dg/vmx/sum2s-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/sum2s-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/unpack-be-order.c b/gcc/testsuite/gcc.dg/vmx/unpack-be-order.c
index 6eb98f4cf72..0d65a4fafbb 100644
--- a/gcc/testsuite/gcc.dg/vmx/unpack-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/unpack-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx -Wno-shift-overflow" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx -Wno-shift-overflow" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.dg/vmx/vsums-be-order.c b/gcc/testsuite/gcc.dg/vmx/vsums-be-order.c
index e4a34e9f966..1f640e76112 100644
--- a/gcc/testsuite/gcc.dg/vmx/vsums-be-order.c
+++ b/gcc/testsuite/gcc.dg/vmx/vsums-be-order.c
@@ -1,4 +1,5 @@
-/* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
 
 #include "harness.h"
 
diff --git a/gcc/testsuite/gcc.target/powerpc/vec-setup-be-long.c b/gcc/testsuite/gcc.target/powerpc/vec-setup-be-long.c
index 492cd2d76a2..691b378698f 100644
--- a/gcc/testsuite/gcc.target/powerpc/vec-setup-be-long.c
+++ b/gcc/testsuite/gcc.target/powerpc/vec-setup-be-long.c
@@ -1,6 +1,7 @@
 /* { dg-do run { target { powerpc64le*-*-linux* } } } */
 /* { dg-require-effective-target vsx_hw } */
-/* { dg-options "-O2 -mvsx -maltivec=be" } */
+/* Disable warnings to squelch deprecation message about -maltivec=be.  */
+/* { dg-options "-w -O2 -mvsx -maltivec=be" } */
 
 /* Test various ways of creating vectors with 2 double words and accessing the
    elements.  This test uses the long (on 64-bit systems) or long long datatype