[PATCH/gcc] RTEMS: Add -mvrsave multilibs

[Sebastian Huber]

gcc/ChangeLog:

	* config/rs6000/rtems.h (CPP_OS_DEFAULT_SPEC): Define __PPC_VRSAVE__ if
	-mvrsave is present.
	* config/rs6000/t-rtems: Add -mvrsave multilib variants for
	-mcpu=e6500.
---
 gcc/config/rs6000/rtems.h | 3 ++-
 gcc/config/rs6000/t-rtems | 5 +++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/gcc/config/rs6000/rtems.h b/gcc/config/rs6000/rtems.h
index 7ea9ebdb77b..683004eb07c 100644
--- a/gcc/config/rs6000/rtems.h
+++ b/gcc/config/rs6000/rtems.h
@@ -252,7 +252,8 @@
 %{mcpu=821:  %{!Dppc*: %{!Dmpc*: -Dmpc821}  } } \
 %{mcpu=860:  %{!Dppc*: %{!Dmpc*: -Dmpc860}  } } \
 %{mcpu=8540: %{!Dppc*: %{!Dmpc*: -Dppc8540}  } } \
-%{mcpu=e6500: -D__PPC_CPU_E6500__}"
+%{mcpu=e6500: -D__PPC_CPU_E6500__} \
+%{mvrsave: -D__PPC_VRSAVE__}"
 
 #undef	ASM_DEFAULT_SPEC
 #define	ASM_DEFAULT_SPEC "-mppc%{m64:64}"
diff --git a/gcc/config/rs6000/t-rtems b/gcc/config/rs6000/t-rtems
index 66c20aadea5..278ebb69e60 100644
--- a/gcc/config/rs6000/t-rtems
+++ b/gcc/config/rs6000/t-rtems
@@ -36,6 +36,9 @@ MULTILIB_DIRNAMES += nof gprsdouble
 MULTILIB_OPTIONS += mno-spe/mno-altivec
 MULTILIB_DIRNAMES += nospe noaltivec
 
+MULTILIB_OPTIONS += mvrsave
+MULTILIB_DIRNAMES += vrsave
+
 MULTILIB_MATCHES  	+= ${MULTILIB_MATCHES_ENDIAN}
 MULTILIB_MATCHES	+= ${MULTILIB_MATCHES_SYSV}
 # Map 405 to 403
@@ -76,5 +79,7 @@ MULTILIB_REQUIRED += mcpu=8540/msoft-float/mno-spe
 MULTILIB_REQUIRED += mcpu=8540/mfloat-gprs=double
 MULTILIB_REQUIRED += mcpu=860
 MULTILIB_REQUIRED += mcpu=e6500/m32
+MULTILIB_REQUIRED += mcpu=e6500/m32/mvrsave
 MULTILIB_REQUIRED += mcpu=e6500/m32/msoft-float/mno-altivec
 MULTILIB_REQUIRED += mcpu=e6500/m64
+MULTILIB_REQUIRED += mcpu=e6500/m64/mvrsave
-- 
2.26.2