diff options
| author | Rask Ingemann Lambertsen <rask@sygehus.dk> | 2007-06-19 23:41:43 +0200 |
|---|---|---|
| committer | Rask Ingemann Lambertsen <rask@gcc.gnu.org> | 2007-06-19 21:41:43 +0000 |
| commit | c105ee098f6d6e855d2fee00fa898883726ccd39 (patch) | |
| tree | 45faeaa95aeebd2fed6ee6239bdd7ce02013877a | |
| parent | 4aa0f91154fea25a5434fa68943da765246b2914 (diff) | |
| download | gcc-c105ee098f6d6e855d2fee00fa898883726ccd39.zip gcc-c105ee098f6d6e855d2fee00fa898883726ccd39.tar.gz gcc-c105ee098f6d6e855d2fee00fa898883726ccd39.tar.bz2 | |
m68hc11.c: Include dataflow header file.
2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
* config/m68hc11/m68hc11.c: Include dataflow header file.
(m68hc11_reorg): Port to dataflow.
From-SVN: r125861
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/m68hc11/m68hc11.c | 29 |
2 files changed, 10 insertions, 24 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 61f6833..9c6108b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk> + + * config/m68hc11/m68hc11.c: Include dataflow header file. + (m68hc11_reorg): Port to dataflow. + 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com> * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed. diff --git a/gcc/config/m68hc11/m68hc11.c b/gcc/config/m68hc11/m68hc11.c index ca75758..431af78 100644 --- a/gcc/config/m68hc11/m68hc11.c +++ b/gcc/config/m68hc11/m68hc11.c @@ -59,6 +59,7 @@ Note: #include "reload.h" #include "target.h" #include "target-def.h" +#include "df.h" static void emit_move_after_reload (rtx, rtx, rtx); static rtx simplify_logical (enum machine_mode, int, rtx, rtx *); @@ -5004,7 +5005,7 @@ static void m68hc11_reorg (void) { int split_done = 0; - rtx insn, first; + rtx first; z_replacement_completed = 0; z_reg = gen_rtx_REG (HImode, HARD_Z_REGNUM); @@ -5036,29 +5037,9 @@ m68hc11_reorg (void) description to use the best assembly directives. */ if (optimize) { - /* Before recomputing the REG_DEAD notes, remove all of them. - This is necessary because the reload_cse_regs() pass can - have replaced some (MEM) with a register. In that case, - the REG_DEAD that could exist for that register may become - wrong. */ - for (insn = first; insn; insn = NEXT_INSN (insn)) - { - if (INSN_P (insn)) - { - rtx *pnote; - - pnote = ®_NOTES (insn); - while (*pnote != 0) - { - if (REG_NOTE_KIND (*pnote) == REG_DEAD) - *pnote = XEXP (*pnote, 1); - else - pnote = &XEXP (*pnote, 1); - } - } - } - - life_analysis (PROP_REG_INFO | PROP_DEATH_NOTES); + df_note_add_problem (); + df_analyze (); + df_remove_problem (df_note); } z_replacement_completed = 2; |