From 6ca19a974b25008e1e9e9c68c34a904b1b12fb4d Mon Sep 17 00:00:00 2001 From: Ulrich Weigand Date: Tue, 17 Nov 2009 13:25:54 +0000 Subject: spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC registers in leaf functions if possible. * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC registers in leaf functions if possible. From-SVN: r154245 --- gcc/ChangeLog | 5 +++++ gcc/config/spu/spu.c | 2 ++ 2 files changed, 7 insertions(+) (limited to 'gcc') diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5de6fcd..49c55a4 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2009-11-17 Ulrich Weigand + + * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC + registers in leaf functions if possible. + 2009-11-17 Maxim Kuvyrkov * config/m68k/m68k-devices.def: Add MCF5441x family. diff --git a/gcc/config/spu/spu.c b/gcc/config/spu/spu.c index 2888da6..a75f04a 100644 --- a/gcc/config/spu/spu.c +++ b/gcc/config/spu/spu.c @@ -1710,6 +1710,8 @@ get_pic_reg (void) rtx pic_reg = pic_offset_table_rtx; if (!reload_completed && !reload_in_progress) abort (); + if (current_function_is_leaf && !df_regs_ever_live_p (LAST_ARG_REGNUM)) + pic_reg = gen_rtx_REG (SImode, LAST_ARG_REGNUM); return pic_reg; } -- cgit v1.1