From d7e7073f49833266e6edf06da6ca283a824799a4 Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Fri, 1 Oct 2010 12:53:46 +0930 Subject: re PR target/45807 (Lying eh_frame r2 save info causes crashes with static libgcc_eh and libstdc++) PR target/45807 * config/rs6000/rs6000.c (rs6000_emit_prologue): Properly sign extend toc_restore_insn. From-SVN: r164825 --- gcc/config/rs6000/rs6000.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'gcc/config/rs6000') diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index 6399cab0d31..0b058d396ef 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -20234,8 +20234,8 @@ rs6000_emit_prologue (void) be updated if we arrived at this function via a plt call or toc adjusting stub. */ emit_move_insn (tmp_reg_si, gen_rtx_MEM (SImode, tmp_reg)); - toc_restore_insn = ((TARGET_32BIT ? 0x80410014 : 0xE8410028) - ^ 0x80000000) - 0x80000000; + toc_restore_insn = TARGET_32BIT ? 0x80410014 : 0xE8410028; + toc_restore_insn = (toc_restore_insn ^ 0x80000000) - 0x80000000; emit_insn (gen_xorsi3 (tmp_reg_si, tmp_reg_si, GEN_INT (toc_restore_insn & ~0xffff))); compare_result = gen_rtx_REG (CCUNSmode, CR0_REGNO); -- cgit v1.2.1