From 93ed07e21adc82b35f451dcf532b833f67c110ce Mon Sep 17 00:00:00 2001
From: Alan Modra <amodra@gmail.com>
Date: Tue, 3 Sep 2013 08:10:40 +0930
Subject: config.gcc (powerpc*-*-linux*): Add support for little-endian
 multilibs to big-endian target and vice versa.

	* config.gcc (powerpc*-*-linux*): Add support for little-endian
	multilibs to big-endian target and vice versa.
	* config/rs6000/t-linux64: Use := assignment on all vars.
	(MULTILIB_EXTRA_OPTS): Remove fPIC.
	(MULTILIB_OSDIRNAMES): Specify using mapping from multilib_options.
	* config/rs6000/t-linux64le: New file.
	* config/rs6000/t-linux64bele: New file.
	* config/rs6000/t-linux64lebe: New file.

From-SVN: r202190
---
 gcc/config/rs6000/t-linux64     | 10 +++++-----
 gcc/config/rs6000/t-linux64bele |  7 +++++++
 gcc/config/rs6000/t-linux64le   |  3 +++
 gcc/config/rs6000/t-linux64lebe |  7 +++++++
 4 files changed, 22 insertions(+), 5 deletions(-)
 create mode 100644 gcc/config/rs6000/t-linux64bele
 create mode 100644 gcc/config/rs6000/t-linux64le
 create mode 100644 gcc/config/rs6000/t-linux64lebe

(limited to 'gcc/config')

diff --git a/gcc/config/rs6000/t-linux64 b/gcc/config/rs6000/t-linux64
index 9175de2..70e928d 100644
--- a/gcc/config/rs6000/t-linux64
+++ b/gcc/config/rs6000/t-linux64
@@ -25,8 +25,8 @@
 # it doesn't tell anything about the 32bit libraries on those systems.  Set
 # MULTILIB_OSDIRNAMES according to what is found on the target.
 
-MULTILIB_OPTIONS        = m64/m32
-MULTILIB_DIRNAMES       = 64 32
-MULTILIB_EXTRA_OPTS     = fPIC
-MULTILIB_OSDIRNAMES	= ../lib64$(call if_multiarch,:powerpc64-linux-gnu)
-MULTILIB_OSDIRNAMES    += $(if $(wildcard $(shell echo $(SYSTEM_HEADER_DIR))/../../usr/lib32),../lib32,../lib)$(call if_multiarch,:powerpc-linux-gnu)
+MULTILIB_OPTIONS    := m64/m32
+MULTILIB_DIRNAMES   := 64 32
+MULTILIB_EXTRA_OPTS := 
+MULTILIB_OSDIRNAMES := m64=../lib64$(call if_multiarch,:powerpc64-linux-gnu)
+MULTILIB_OSDIRNAMES += m32=$(if $(wildcard $(shell echo $(SYSTEM_HEADER_DIR))/../../usr/lib32),../lib32,../lib)$(call if_multiarch,:powerpc-linux-gnu)
diff --git a/gcc/config/rs6000/t-linux64bele b/gcc/config/rs6000/t-linux64bele
new file mode 100644
index 0000000..97c1ee6
--- /dev/null
+++ b/gcc/config/rs6000/t-linux64bele
@@ -0,0 +1,7 @@
+#rs6000/t-linux64end
+
+MULTILIB_OPTIONS    += mlittle
+MULTILIB_DIRNAMES   += le
+MULTILIB_OSDIRNAMES += $(subst =,.mlittle=,$(subst lible32,lib32le,$(subst lible64,lib64le,$(subst lib,lible,$(subst -linux,le-linux,$(MULTILIB_OSDIRNAMES))))))
+MULTILIB_OSDIRNAMES += $(subst $(if $(findstring 64,$(target)),m64,m32).,,$(filter $(if $(findstring 64,$(target)),m64,m32).mlittle%,$(MULTILIB_OSDIRNAMES)))
+MULTILIB_MATCHES    := ${MULTILIB_MATCHES_ENDIAN}
diff --git a/gcc/config/rs6000/t-linux64le b/gcc/config/rs6000/t-linux64le
new file mode 100644
index 0000000..0cf38e15
--- /dev/null
+++ b/gcc/config/rs6000/t-linux64le
@@ -0,0 +1,3 @@
+#rs6000/t-linux64le
+
+MULTILIB_OSDIRNAMES := $(subst -linux,le-linux,$(MULTILIB_OSDIRNAMES))
diff --git a/gcc/config/rs6000/t-linux64lebe b/gcc/config/rs6000/t-linux64lebe
new file mode 100644
index 0000000..2e63bdb
--- /dev/null
+++ b/gcc/config/rs6000/t-linux64lebe
@@ -0,0 +1,7 @@
+#rs6000/t-linux64leend
+
+MULTILIB_OPTIONS    += mbig
+MULTILIB_DIRNAMES   += be
+MULTILIB_OSDIRNAMES += $(subst =,.mbig=,$(subst libbe32,lib32be,$(subst libbe64,lib64be,$(subst lib,libbe,$(subst le-linux,-linux,$(MULTILIB_OSDIRNAMES))))))
+MULTILIB_OSDIRNAMES += $(subst $(if $(findstring 64,$(target)),m64,m32).,,$(filter $(if $(findstring 64,$(target)),m64,m32).mbig%,$(MULTILIB_OSDIRNAMES)))
+MULTILIB_MATCHES    := ${MULTILIB_MATCHES_ENDIAN}
-- 
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