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29 lines
966 B
29 lines
966 B
9 years ago
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--- a/gcc/calls.c
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+++ b/gcc/calls.c
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@@ -225,6 +225,12 @@ prepare_call_address (tree fndecl_or_typ
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&& targetm.small_register_classes_for_mode_p (FUNCTION_MODE))
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? force_not_mem (memory_address (FUNCTION_MODE, funexp))
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: memory_address (FUNCTION_MODE, funexp));
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+ else if (flag_pic && !flag_plt && fndecl_or_type
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+ && TREE_CODE (fndecl_or_type) == FUNCTION_DECL
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+ && !targetm.binds_local_p (fndecl_or_type))
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+ {
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+ funexp = force_reg (Pmode, funexp);
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+ }
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else if (! sibcallp)
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{
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#ifndef NO_FUNCTION_CSE
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--- a/gcc/common.opt
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+++ b/gcc/common.opt
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@@ -1779,6 +1779,10 @@ fpie
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Common Report Var(flag_pie,1) Negative(fPIC)
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Generate position-independent code for executables if possible (small mode)
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+fplt
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+Common Report Var(flag_plt) Init(1)
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+Use PLT for PIC calls (-fno-plt: load the address from GOT at call site)
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+
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fplugin=
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Common Joined RejectNegative Var(common_deferred_options) Defer
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Specify a plugin to load
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