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authorAlexey Brodkin <Alexey.Brodkin@synopsys.com>2016-05-19 08:20:33 +0300
committerFelix Fietkau <nbd@nbd.name>2016-05-19 19:29:44 +0200
commitd354bfde174514973309e788e11c286f1667c2f5 (patch)
treec71bdb107387fb9c9aedce9b93f8cabbf5ab2378 /toolchain/gcc/patches/arc-2016.03/020-no-plt-backport.patch
parent8d105653b13eb5f56764c8e02f307f4d28a6a3a7 (diff)
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toolchain: Bump ARC tools to arc-2016.03
This change switches ARC tools to the most recent arc-2016.03 version. ARC GNU tools of version arc-2016.03 bring some quite significant changes like: * Binutils v2.26+ (upstream commit id 202ac19 with additional ARC * patches) * GCC v4.8.5 * GDB 7.10 More about changes, improvements and fixes could be found here: https://github.com/foss-for-synopsys-dwc-arc-processors/toolchain/releases/tag/arc-2016.03 Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Diffstat (limited to 'toolchain/gcc/patches/arc-2016.03/020-no-plt-backport.patch')
-rw-r--r--toolchain/gcc/patches/arc-2016.03/020-no-plt-backport.patch28
1 files changed, 28 insertions, 0 deletions
diff --git a/toolchain/gcc/patches/arc-2016.03/020-no-plt-backport.patch b/toolchain/gcc/patches/arc-2016.03/020-no-plt-backport.patch
new file mode 100644
index 0000000000..b225376865
--- /dev/null
+++ b/toolchain/gcc/patches/arc-2016.03/020-no-plt-backport.patch
@@ -0,0 +1,28 @@
+--- a/gcc/calls.c
++++ b/gcc/calls.c
+@@ -176,6 +176,12 @@ prepare_call_address (tree fndecl, rtx f
+ && targetm.small_register_classes_for_mode_p (FUNCTION_MODE))
+ ? force_not_mem (memory_address (FUNCTION_MODE, funexp))
+ : memory_address (FUNCTION_MODE, funexp));
++ else if (flag_pic && !flag_plt && fndecl
++ && TREE_CODE (fndecl) == FUNCTION_DECL
++ && !targetm.binds_local_p (fndecl))
++ {
++ funexp = force_reg (Pmode, funexp);
++ }
+ else if (! sibcallp)
+ {
+ #ifndef NO_FUNCTION_CSE
+--- a/gcc/common.opt
++++ b/gcc/common.opt
+@@ -1617,6 +1617,10 @@ fpie
+ Common Report Var(flag_pie,1) Negative(fPIC)
+ Generate position-independent code for executables if possible (small mode)
+
++fplt
++Common Report Var(flag_plt) Init(1)
++Use PLT for PIC calls (-fno-plt: load the address from GOT at call site)
++
+ fplugin=
+ Common Joined RejectNegative Var(common_deferred_options) Defer
+ Specify a plugin to load