diff options
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/pa/pa.c | 26 |
2 files changed, 17 insertions, 14 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a48aeba..35b1609 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2017-02-24 Segher Boessenkool <segher@kernel.crashing.org> + + * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make + the special USEs with the pattern of the insn, not the insn itself. + 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com> PR target/79473 diff --git a/gcc/config/pa/pa.c b/gcc/config/pa/pa.c index b0b3311..3f7b2c7 100644 --- a/gcc/config/pa/pa.c +++ b/gcc/config/pa/pa.c @@ -9178,17 +9178,17 @@ pa_combine_instructions (void) || anchor_attr == PA_COMBINE_TYPE_FMPY)) { /* Emit the new instruction and delete the old anchor. */ - emit_insn_before (gen_rtx_PARALLEL - (VOIDmode, - gen_rtvec (2, PATTERN (anchor), - PATTERN (floater))), - anchor); + rtvec vtemp = gen_rtvec (2, copy_rtx (PATTERN (anchor)), + copy_rtx (PATTERN (floater))); + rtx temp = gen_rtx_PARALLEL (VOIDmode, vtemp); + emit_insn_before (temp, anchor); SET_INSN_DELETED (anchor); /* Emit a special USE insn for FLOATER, then delete the floating insn. */ - emit_insn_before (gen_rtx_USE (VOIDmode, floater), floater); + temp = copy_rtx (PATTERN (floater)); + emit_insn_before (gen_rtx_USE (VOIDmode, temp), floater); delete_insn (floater); continue; @@ -9196,21 +9196,19 @@ pa_combine_instructions (void) else if (floater && anchor_attr == PA_COMBINE_TYPE_UNCOND_BRANCH) { - rtx temp; /* Emit the new_jump instruction and delete the old anchor. */ - temp - = emit_jump_insn_before (gen_rtx_PARALLEL - (VOIDmode, - gen_rtvec (2, PATTERN (anchor), - PATTERN (floater))), - anchor); + rtvec vtemp = gen_rtvec (2, copy_rtx (PATTERN (anchor)), + copy_rtx (PATTERN (floater))); + rtx temp = gen_rtx_PARALLEL (VOIDmode, vtemp); + temp = emit_jump_insn_before (temp, anchor); JUMP_LABEL (temp) = JUMP_LABEL (anchor); SET_INSN_DELETED (anchor); /* Emit a special USE insn for FLOATER, then delete the floating insn. */ - emit_insn_before (gen_rtx_USE (VOIDmode, floater), floater); + temp = copy_rtx (PATTERN (floater)); + emit_insn_before (gen_rtx_USE (VOIDmode, temp), floater); delete_insn (floater); continue; } |