diff options
| author | bernds <bernds@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-05-03 11:52:38 +0000 |
|---|---|---|
| committer | bernds <bernds@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-05-03 11:52:38 +0000 |
| commit | 1a860023ea53c8cadddfadbcdf35bd440d2e2164 (patch) | |
| tree | dc3bbe7405a10d42294c4caae5ec270171109bcf /gcc/emit-rtl.c | |
| parent | 3efe00adc6f0716ab5f8ba1d4107fcad03899c48 (diff) | |
| download | gcc-1a860023ea53c8cadddfadbcdf35bd440d2e2164.tar.gz | |
* gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
* genemit.c (gen_exp): Handle RETURN.
* emit-rtl.c (verify_rtx_sharing): Likewise.
(init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
* rtl.c (copy_rtx): RETURN is shared.
* rtl.h (enum global_rtl_index): Add GR_RETURN.
(ret_rtx): New.
* jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
* config/s390/s390.c (s390_emit_epilogue): Likewise.
* config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
* config/cris/cris.c (cris_expand_return): Likewise.
* config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
* config/rs6000/rs6000.c (rs6000_make_savres_rtx,
rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
* config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
* config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
Likewise.
* config/v850/v850.c (expand_epilogue): Likewise.
* config/bfin/bfin.c (bfin_expand_call): Likewise.
* config/arm/arm.md (epilogue): Likewise.
* config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
* config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
variable to ret_reg.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@173300 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/emit-rtl.c')
| -rw-r--r-- | gcc/emit-rtl.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index 9b57aeab47a..2e073b5da1f 100644 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -2450,6 +2450,7 @@ verify_rtx_sharing (rtx orig, rtx insn) case CODE_LABEL: case PC: case CC0: + case RETURN: case SCRATCH: return; /* SCRATCH must be shared because they represent distinct values. */ @@ -5416,8 +5417,9 @@ init_emit_regs (void) init_reg_modes_target (); /* Assign register numbers to the globally defined register rtx. */ - pc_rtx = gen_rtx_PC (VOIDmode); - cc0_rtx = gen_rtx_CC0 (VOIDmode); + pc_rtx = gen_rtx_fmt_ (PC, VOIDmode); + ret_rtx = gen_rtx_fmt_ (RETURN, VOIDmode); + cc0_rtx = gen_rtx_fmt_ (CC0, VOIDmode); stack_pointer_rtx = gen_raw_REG (Pmode, STACK_POINTER_REGNUM); frame_pointer_rtx = gen_raw_REG (Pmode, FRAME_POINTER_REGNUM); hard_frame_pointer_rtx = gen_raw_REG (Pmode, HARD_FRAME_POINTER_REGNUM); |