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2010-12-21 Ulrich Weigand <uweigand@de.ibm.com>
LP: #617384
Backport from mainline:
gcc/
* config/arm/arm.c (require_pic_register): Set INSN_LOCATOR for all
instructions injected into the prologue to prologue_locator.
=== modified file 'gcc/config/arm/arm.c'
--- old/gcc/config/arm/arm.c 2010-12-10 15:34:19 +0000
+++ new/gcc/config/arm/arm.c 2010-12-21 14:13:38 +0000
@@ -5080,7 +5080,7 @@
}
else
{
- rtx seq;
+ rtx seq, insn;
if (!cfun->machine->pic_reg)
cfun->machine->pic_reg = gen_reg_rtx (Pmode);
@@ -5097,6 +5097,11 @@
seq = get_insns ();
end_sequence ();
+
+ for (insn = seq; insn; insn = NEXT_INSN (insn))
+ if (INSN_P (insn))
+ INSN_LOCATOR (insn) = prologue_locator;
+
/* We can be called during expansion of PHI nodes, where
we can't yet emit instructions directly in the final
insn stream. Queue the insns on the entry edge, they will
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