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-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/config/rs6000/rs6000.c4
2 files changed, 10 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 406234289ea..5ad3bec3b48 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2008-07-30 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/36955
+ * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
+ a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
+
2008-07-29 Jan Hubicka <jh@suse.cz>
* c-decl.c (merge_decls): Do not handle DECL_INLINE.
diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 0e03be0fe2a..e67b1a7fed8 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -3948,6 +3948,8 @@ rs6000_legitimize_tls_address (rtx addr, enum tls_model model)
insn = emit_call_insn (insn);
RTL_CONST_CALL_P (insn) = 1;
use_reg (&CALL_INSN_FUNCTION_USAGE (insn), r3);
+ if (DEFAULT_ABI == ABI_V4 && TARGET_SECURE_PLT && flag_pic)
+ use_reg (&CALL_INSN_FUNCTION_USAGE (insn), pic_offset_table_rtx);
insn = get_insns ();
end_sequence ();
emit_libcall_block (insn, dest, r3, addr);
@@ -3970,6 +3972,8 @@ rs6000_legitimize_tls_address (rtx addr, enum tls_model model)
insn = emit_call_insn (insn);
RTL_CONST_CALL_P (insn) = 1;
use_reg (&CALL_INSN_FUNCTION_USAGE (insn), r3);
+ if (DEFAULT_ABI == ABI_V4 && TARGET_SECURE_PLT && flag_pic)
+ use_reg (&CALL_INSN_FUNCTION_USAGE (insn), pic_offset_table_rtx);
insn = get_insns ();
end_sequence ();
tmp1 = gen_reg_rtx (Pmode);