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| author | Joern Rennecke <joern.rennecke@embecosm.com> | 2011-12-09 12:57:24 +0000 |
|---|---|---|
| committer | Joern Rennecke <amylaar@gcc.gnu.org> | 2011-12-09 12:57:24 +0000 |
| commit | 7543f91816ec7402e501d2afa09d7f18ac8bee61 (patch) | |
| tree | 29604d6a37d0c504c6bb80d0d28fbabc827412ab /gcc/optabs.c | |
| parent | fb5503484f7463c2a523fed993f58e58289ba59b (diff) | |
| download | gcc-7543f91816ec7402e501d2afa09d7f18ac8bee61.zip gcc-7543f91816ec7402e501d2afa09d7f18ac8bee61.tar.gz gcc-7543f91816ec7402e501d2afa09d7f18ac8bee61.tar.bz2 | |
re PR middle-end/40154 (internal compiler error: in do_SUBST, at combine.c:681)
PR middle-end/40154
* emit-rtl.c (set_dst_reg_note): New function.
* rtl.h (set_dst_reg_note): Declare.
* optabs.c (expand_binop, expand_absneg_bit): Use set_dst_reg_note.
(emit_libcall_block, expand_fix): Likewise.
* function.c (assign_parm_setup_reg, expand_function_start): Likewise.
* expmed.c (expand_mult_const, expand_divmod): Likewise.
* reload1.c (gen_reload): Likewise.
From-SVN: r182162
Diffstat (limited to 'gcc/optabs.c')
| -rw-r--r-- | gcc/optabs.c | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/gcc/optabs.c b/gcc/optabs.c index 55cfe8c..3f50177 100644 --- a/gcc/optabs.c +++ b/gcc/optabs.c @@ -2052,11 +2052,11 @@ expand_binop (enum machine_mode mode, optab binoptab, rtx op0, rtx op1, { rtx temp = emit_move_insn (target, xtarget); - set_unique_reg_note (temp, - REG_EQUAL, - gen_rtx_fmt_ee (binoptab->code, mode, - copy_rtx (xop0), - copy_rtx (xop1))); + set_dst_reg_note (temp, REG_EQUAL, + gen_rtx_fmt_ee (binoptab->code, mode, + copy_rtx (xop0), + copy_rtx (xop1)), + target); } else target = xtarget; @@ -2104,11 +2104,12 @@ expand_binop (enum machine_mode mode, optab binoptab, rtx op0, rtx op1, if (optab_handler (mov_optab, mode) != CODE_FOR_nothing) { temp = emit_move_insn (target ? target : product, product); - set_unique_reg_note (temp, - REG_EQUAL, - gen_rtx_fmt_ee (MULT, mode, - copy_rtx (op0), - copy_rtx (op1))); + set_dst_reg_note (temp, + REG_EQUAL, + gen_rtx_fmt_ee (MULT, mode, + copy_rtx (op0), + copy_rtx (op1)), + target ? target : product); } return product; } @@ -2966,8 +2967,9 @@ expand_absneg_bit (enum rtx_code code, enum machine_mode mode, gen_lowpart (imode, target), 1, OPTAB_LIB_WIDEN); target = lowpart_subreg_maybe_copy (mode, temp, imode); - set_unique_reg_note (get_last_insn (), REG_EQUAL, - gen_rtx_fmt_e (code, mode, copy_rtx (op0))); + set_dst_reg_note (get_last_insn (), REG_EQUAL, + gen_rtx_fmt_e (code, mode, copy_rtx (op0)), + target); } return target; @@ -3899,8 +3901,7 @@ emit_libcall_block (rtx insns, rtx target, rtx result, rtx equiv) } last = emit_move_insn (target, result); - if (optab_handler (mov_optab, GET_MODE (target)) != CODE_FOR_nothing) - set_unique_reg_note (last, REG_EQUAL, copy_rtx (equiv)); + set_dst_reg_note (last, REG_EQUAL, copy_rtx (equiv), target); if (final_dest != target) emit_move_insn (final_dest, target); @@ -5213,11 +5214,10 @@ expand_fix (rtx to, rtx from, int unsignedp) { /* Make a place for a REG_NOTE and add it. */ insn = emit_move_insn (to, to); - set_unique_reg_note (insn, - REG_EQUAL, - gen_rtx_fmt_e (UNSIGNED_FIX, - GET_MODE (to), - copy_rtx (from))); + set_dst_reg_note (insn, REG_EQUAL, + gen_rtx_fmt_e (UNSIGNED_FIX, GET_MODE (to), + copy_rtx (from)), + to); } return; |