gcc: add patch to fix errors with Decimal64 type

[OE-core bug #6270] - https://bugzilla.yoctoproject.org/show_bug.cgi?id=6270

(From OE-Core rev: 8f8ef80131d4aa62a4b106d365a5e7b6273c766d)

Signed-off-by: Alexandru-Cezar Sardan <alexandru.sardan-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 98 insertions, 0 deletions

diff --git a/meta/recipes-devtools/gcc/gcc-4.9/0052-Fix-GCC-targeting-E500-SPE-errors-with-the-_Decimal64-type.patch b/meta/recipes-devtools/gcc/gcc-4.9/0052-Fix-GCC-targeting-E500-SPE-errors-with-the-_Decimal64-type.patch
new file mode 100644
index 0000000000..b4be18e212
--- /dev/null
+++ b/meta/recipes-devtools/gcc/gcc-4.9/0052-Fix-GCC-targeting-E500-SPE-errors-with-the-_Decimal64-type.patch
@@ -0,0 +1,98 @@
+From e44a6d438db4848c2a555be773568a3cf7994206 Mon Sep 17 00:00:00 2001
+From: Alexandru-Cezar Sardan <alexandru.sardan-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
+Date: Mon, 26 May 2014 12:11:13 +0300
+Subject: [PATCH] Fix E500 with SPE errors with the _Decimal64 type
+
+[gcc]
+2014-04-21 Michael Meissner  <meissner-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
+
+        PR target/60735
+        * config/rs6000/rs6000.md (mov<mode>_softfloat32, FMOVE64 case):
+        If mode is DDmode and TARGET_E500_DOUBLE allow move.
+
+        * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print some
+        more debug information for E500 if -mdebug=reg.
+
+[gcc/testsuite]
+2014-04-21  Michael Meissner  <meissner-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
+
+        PR target/60735
+        * gcc.target/powerpc/pr60735.c: New test.  Insure _Decimal64 does
+        not cause errors if -mspe.
+
+Upstream status: Accepted
+
+This solves upstream bug 60735 
+(https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60735).
+
+Patch taken from https://gcc.gnu.org/viewcvs/gcc?view=revision&revision=209664
+---
+ gcc/config/rs6000/rs6000.c                 |   18 ++++++++++++++++++
+ gcc/config/rs6000/rs6000.md                |    3 ++-
+ gcc/testsuite/gcc.target/powerpc/pr60735.c |   11 +++++++++++
+ 3 files changed, 31 insertions(+), 1 deletion(-)
+ create mode 100644 gcc/testsuite/gcc.target/powerpc/pr60735.c
+
+diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
+index 494efc5..6dcf440 100644
+--- a/gcc/config/rs6000/rs6000.c
++++ b/gcc/config/rs6000/rs6000.c
+@@ -2283,6 +2283,24 @@ rs6000_debug_reg_global (void)
+   if (rs6000_float_gprs)
+     fprintf (stderr, DEBUG_FMT_S, "float_gprs", "true");
+ 
++  fprintf (stderr, DEBUG_FMT_S, "fprs",
++          (TARGET_FPRS ? "true" : "false"));
++
++  fprintf (stderr, DEBUG_FMT_S, "single_float",
++          (TARGET_SINGLE_FLOAT ? "true" : "false"));
++
++  fprintf (stderr, DEBUG_FMT_S, "double_float",
++          (TARGET_DOUBLE_FLOAT ? "true" : "false"));
++
++  fprintf (stderr, DEBUG_FMT_S, "soft_float",
++          (TARGET_SOFT_FLOAT ? "true" : "false"));
++
++  fprintf (stderr, DEBUG_FMT_S, "e500_single",
++          (TARGET_E500_SINGLE ? "true" : "false"));
++
++  fprintf (stderr, DEBUG_FMT_S, "e500_double",
++          (TARGET_E500_DOUBLE ? "true" : "false"));
++
+   if (TARGET_LINK_STACK)
+     fprintf (stderr, DEBUG_FMT_S, "link_stack", "true");
+ 
+diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md
+index 64c9e7c..9cefe15 100644
+--- a/gcc/config/rs6000/rs6000.md
++++ b/gcc/config/rs6000/rs6000.md
+@@ -9395,7 +9395,8 @@
+        (match_operand:FMOVE64 1 "input_operand" "r,Y,r,G,H,F"))]
+   "! TARGET_POWERPC64 
+    && ((TARGET_FPRS && TARGET_SINGLE_FLOAT) 
+-       || TARGET_SOFT_FLOAT || TARGET_E500_SINGLE)
++       || TARGET_SOFT_FLOAT || TARGET_E500_SINGLE
++       || (<MODE>mode == DDmode && TARGET_E500_DOUBLE))
+    && (gpc_reg_operand (operands[0], <MODE>mode)
+        || gpc_reg_operand (operands[1], <MODE>mode))"
+   "#"
+diff --git a/gcc/testsuite/gcc.target/powerpc/pr60735.c b/gcc/testsuite/gcc.target/powerpc/pr60735.c
+new file mode 100644
+index 0000000..9bac30b
+--- /dev/null
++++ b/gcc/testsuite/gcc.target/powerpc/pr60735.c
+@@ -0,0 +1,11 @@
++/* { dg-do compile } */
++/* { dg-options "-mcpu=8548 -mspe -mabi=spe -O2" } */
++/* { dg-skip-if "not an SPE target" { ! powerpc_spe_nocache } { "*" } { "" } } */
++
++/* In PR60735, the type _Decimal64 generated an insn not found message.  */
++
++void
++pr60735 (_Decimal64 *p, _Decimal64 *q)
++{
++  *p = *q;
++}
+-- 
+1.7.9.5
+