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| author | Trevor Saunders <tbsaunde+gcc@tbsaunde.org> | 2016-07-28 11:01:49 +0000 |
|---|---|---|
| committer | Trevor Saunders <tbsaunde@gcc.gnu.org> | 2016-07-28 11:01:49 +0000 |
| commit | b505225ba4de6de34a791571354a0df5d1bd2ed7 (patch) | |
| tree | c3175e77ad651f051240997ebc08f6f780632249 /gcc/doc | |
| parent | 30a7199a198072cc5026ba878c2c9d15842e07dc (diff) | |
| download | gcc-b505225ba4de6de34a791571354a0df5d1bd2ed7.zip gcc-b505225ba4de6de34a791571354a0df5d1bd2ed7.tar.gz gcc-b505225ba4de6de34a791571354a0df5d1bd2ed7.tar.bz2 | |
merge adjust_cost and adjust_cost_2 target hooks
gcc/ChangeLog:
2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/alpha/alpha.c (alpha_adjust_cost): Adjust.
* config/arm/arm-protos.h (struct tune_params): Likewise.
* config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
(cortex_a9_sched_adjust_cost): Likewise.
(fa726te_sched_adjust_cost): Likewise.
(arm_adjust_cost): Likewise.
* config/bfin/bfin.c (bfin_adjust_cost): Likewise.
* config/c6x/c6x.c (c6x_adjust_cost): Likewise.
* config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
* config/i386/i386.c (ix86_adjust_cost): Likewise.
* config/ia64/ia64.c: Likewise.
* config/m68k/m68k.c: Likewise.
* config/mep/mep.c (mep_adjust_cost): Likewise.
* config/microblaze/microblaze.c (microblaze_adjust_cost):
* Likewise.
* config/mips/mips.c (mips_adjust_cost): Likewise.
* config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
* Likewise.
* config/pa/pa.c (pa_adjust_cost): Likewise.
* config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
(rs6000_debug_adjust_cost): Likewise.
* config/sh/sh.c (sh_adjust_cost): Likewise.
* config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
(hypersparc_adjust_cost): Likewise.
(sparc_adjust_cost): Likewise.
* config/spu/spu.c (spu_sched_adjust_cost): Likewise.
* config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
* config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
* Likewise.
* config/visium/visium.c (visium_adjust_cost): Likewise.
* doc/tm.texi: Regenerate.
* haifa-sched.c (dep_cost_1): Adjust.
* target.def: Merge adjust_cost and adjust_cost_2.
From-SVN: r238814
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/tm.texi | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi index 83bd9ab..9edb006 100644 --- a/gcc/doc/tm.texi +++ b/gcc/doc/tm.texi @@ -6590,14 +6590,14 @@ debug output to. @var{verbose} is the verbose level provided by was scheduled. @end deftypefn -@deftypefn {Target Hook} int TARGET_SCHED_ADJUST_COST (rtx_insn *@var{insn}, rtx @var{link}, rtx_insn *@var{dep_insn}, int @var{cost}) +@deftypefn {Target Hook} int TARGET_SCHED_ADJUST_COST (rtx_insn *@var{insn}, int @var{dep_type1}, rtx_insn *@var{dep_insn}, int @var{cost}, unsigned int @var{dw}) This function corrects the value of @var{cost} based on the -relationship between @var{insn} and @var{dep_insn} through the -dependence @var{link}. It should return the new value. The default -is to make no adjustment to @var{cost}. This can be used for example -to specify to the scheduler using the traditional pipeline description -that an output- or anti-dependence does not incur the same cost as a -data-dependence. If the scheduler using the automaton based pipeline +relationship between @var{insn} and @var{dep_insn} through a +dependence of type dep_type, and strength @var{dw}. It should return the new +value. The default is to make no adjustment to @var{cost}. This can be +used for example to specify to the scheduler using the traditional pipeline +description that an output- or anti-dependence does not incur the same cost +as a data-dependence. If the scheduler using the automaton based pipeline description, the cost of anti-dependence is zero and the cost of output-dependence is maximum of one and the difference of latency times of the first and the second insns. If these values are not |