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authorHauke Mehrtens <hauke@hauke-m.de>2016-07-13 12:19:42 +0200
committerHauke Mehrtens <hauke@hauke-m.de>2016-07-13 23:04:18 +0200
commit2d3917d5b58281a6f440d57c7ededd43fb82f166 (patch)
tree68b34e5d33b5d704d2327872fb1712f5e783f8f9 /toolchain/gcc/patches/5.4.0/020-no-plt-backport.patch
parent05cc72944c29300f7af29ea364063b0f24c42e18 (diff)
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gcc: update gcc to version 5.4.0
The removed patches are already integrated in upstream gcc. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Diffstat (limited to 'toolchain/gcc/patches/5.4.0/020-no-plt-backport.patch')
-rw-r--r--toolchain/gcc/patches/5.4.0/020-no-plt-backport.patch28
1 files changed, 28 insertions, 0 deletions
diff --git a/toolchain/gcc/patches/5.4.0/020-no-plt-backport.patch b/toolchain/gcc/patches/5.4.0/020-no-plt-backport.patch
new file mode 100644
index 0000000000..b9702c9520
--- /dev/null
+++ b/toolchain/gcc/patches/5.4.0/020-no-plt-backport.patch
@@ -0,0 +1,28 @@
+--- a/gcc/calls.c
++++ b/gcc/calls.c
+@@ -225,6 +225,12 @@ prepare_call_address (tree fndecl_or_typ
+ && 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_or_type
++ && TREE_CODE (fndecl_or_type) == FUNCTION_DECL
++ && !targetm.binds_local_p (fndecl_or_type))
++ {
++ funexp = force_reg (Pmode, funexp);
++ }
+ else if (! sibcallp)
+ {
+ #ifndef NO_FUNCTION_CSE
+--- a/gcc/common.opt
++++ b/gcc/common.opt
+@@ -1779,6 +1779,10 @@ 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