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Diffstat (limited to 'gcc-4.2.1-5666.3/gcc/config/rs6000/7450.md')
| -rw-r--r-- | gcc-4.2.1-5666.3/gcc/config/rs6000/7450.md | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/gcc-4.2.1-5666.3/gcc/config/rs6000/7450.md b/gcc-4.2.1-5666.3/gcc/config/rs6000/7450.md new file mode 100644 index 000000000..99e87125f --- /dev/null +++ b/gcc-4.2.1-5666.3/gcc/config/rs6000/7450.md @@ -0,0 +1,184 @@ +;; Scheduling description for Motorola PowerPC 7450 processor. +;; Copyright (C) 2003, 2004 Free Software Foundation, Inc. +;; +;; This file is part of GCC. + +;; GCC is free software; you can redistribute it and/or modify it +;; under the terms of the GNU General Public License as published +;; by the Free Software Foundation; either version 2, or (at your +;; option) any later version. + +;; GCC is distributed in the hope that it will be useful, but WITHOUT +;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public +;; License for more details. + +;; You should have received a copy of the GNU General Public License +;; along with GCC; see the file COPYING. If not, write to the +;; Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, +;; MA 02110-1301, USA. + +(define_automaton "ppc7450,ppc7450mciu,ppc7450fp,ppc7450vec") +(define_cpu_unit "iu1_7450,iu2_7450,iu3_7450" "ppc7450") +(define_cpu_unit "mciu_7450" "ppc7450mciu") +(define_cpu_unit "fpu_7450" "ppc7450fp") +(define_cpu_unit "lsu_7450,bpu_7450" "ppc7450") +(define_cpu_unit "du1_7450,du2_7450,du3_7450" "ppc7450") +(define_cpu_unit "vecsmpl_7450,veccmplx_7450,vecflt_7450,vecperm_7450" "ppc7450vec") +(define_cpu_unit "vdu1_7450,vdu2_7450" "ppc7450vec") + + +;; PPC7450 32-bit 3xIU, MCIU, LSU, SRU, FPU, BPU, 4xVEC +;; IU1,IU2,IU3 can perform all integer operations +;; MCIU performs imul and idiv, cr logical, SPR moves +;; LSU 2 stage pipelined +;; FPU 3 stage pipelined +;; It also has 4 vector units, one for each type of vector instruction. +;; However, we can only dispatch 2 instructions per cycle. +;; Max issue 3 insns/clock cycle (includes 1 branch) +;; In-order execution + +;; Branches go straight to the BPU. All other insns are handled +;; by a dispatch unit which can issue a max of 3 insns per cycle. +(define_reservation "ppc7450_du" "du1_7450|du2_7450|du3_7450") +(define_reservation "ppc7450_vec_du" "vdu1_7450|vdu2_7450") + +(define_insn_reservation "ppc7450-load" 3 + (and (eq_attr "type" "load,load_ext,load_ext_u,load_ext_ux,\ + load_ux,load_u,vecload") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,lsu_7450") + +(define_insn_reservation "ppc7450-store" 3 + (and (eq_attr "type" "store,store_ux,store_u,vecstore") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,lsu_7450") + +(define_insn_reservation "ppc7450-fpload" 4 + (and (eq_attr "type" "fpload,fpload_ux,fpload_u") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,lsu_7450") + +(define_insn_reservation "ppc7450-fpstore" 3 + (and (eq_attr "type" "fpstore,fpstore_ux,fpstore_u") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,lsu_7450*3") + +(define_insn_reservation "ppc7450-llsc" 3 + (and (eq_attr "type" "load_l,store_c") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,lsu_7450") + +(define_insn_reservation "ppc7450-sync" 35 + (and (eq_attr "type" "sync") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,lsu_7450") + +(define_insn_reservation "ppc7450-integer" 1 + (and (eq_attr "type" "integer,insert_word") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,iu1_7450|iu2_7450|iu3_7450") + +(define_insn_reservation "ppc7450-two" 1 + (and (eq_attr "type" "two") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,iu1_7450|iu2_7450|iu3_7450,iu1_7450|iu2_7450|iu3_7450") + +(define_insn_reservation "ppc7450-three" 1 + (and (eq_attr "type" "three") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,iu1_7450|iu2_7450|iu3_7450,\ + iu1_7450|iu2_7450|iu3_7450,iu1_7450|iu2_7450|iu3_7450") + +(define_insn_reservation "ppc7450-imul" 4 + (and (eq_attr "type" "imul,imul_compare") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,mciu_7450*2") + +(define_insn_reservation "ppc7450-imul2" 3 + (and (eq_attr "type" "imul2,imul3") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,mciu_7450") + +(define_insn_reservation "ppc7450-idiv" 23 + (and (eq_attr "type" "idiv") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,mciu_7450*23") + +(define_insn_reservation "ppc7450-compare" 2 + (and (eq_attr "type" "cmp,fast_compare,compare,delayed_compare") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,(iu1_7450|iu2_7450|iu3_7450)") + +(define_insn_reservation "ppc7450-fpcompare" 5 + (and (eq_attr "type" "fpcompare") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,fpu_7450") + +(define_insn_reservation "ppc7450-fp" 5 + (and (eq_attr "type" "fp,dmul") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,fpu_7450") + +; Divides are not pipelined +(define_insn_reservation "ppc7450-sdiv" 21 + (and (eq_attr "type" "sdiv") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,fpu_7450*21") + +(define_insn_reservation "ppc7450-ddiv" 35 + (and (eq_attr "type" "ddiv") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,fpu_7450*35") + +(define_insn_reservation "ppc7450-mfcr" 2 + (and (eq_attr "type" "mfcr,mtcr") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,mciu_7450") + +(define_insn_reservation "ppc7450-crlogical" 1 + (and (eq_attr "type" "cr_logical,delayed_cr") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,mciu_7450") + +(define_insn_reservation "ppc7450-mtjmpr" 2 + (and (eq_attr "type" "mtjmpr") + (eq_attr "cpu" "ppc7450")) + "nothing,mciu_7450*2") + +(define_insn_reservation "ppc7450-mfjmpr" 3 + (and (eq_attr "type" "mfjmpr") + (eq_attr "cpu" "ppc7450")) + "nothing,mciu_7450*2") + +(define_insn_reservation "ppc7450-jmpreg" 1 + (and (eq_attr "type" "jmpreg,branch,isync") + (eq_attr "cpu" "ppc7450")) + "nothing,bpu_7450") + +;; Altivec +(define_insn_reservation "ppc7450-vecsimple" 1 + (and (eq_attr "type" "vecsimple") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,ppc7450_vec_du,vecsmpl_7450") + +(define_insn_reservation "ppc7450-veccomplex" 4 + (and (eq_attr "type" "veccomplex") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,ppc7450_vec_du,veccmplx_7450") + +(define_insn_reservation "ppc7450-veccmp" 2 + (and (eq_attr "type" "veccmp") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,ppc7450_vec_du,veccmplx_7450") + +(define_insn_reservation "ppc7450-vecfloat" 4 + (and (eq_attr "type" "vecfloat") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,ppc7450_vec_du,vecflt_7450") + +(define_insn_reservation "ppc7450-vecperm" 2 + (and (eq_attr "type" "vecperm") + (eq_attr "cpu" "ppc7450")) + "ppc7450_du,ppc7450_vec_du,vecperm_7450") + |