--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/config/mips/5500.md	Fri Jul 17 14:47:48 2009 +0900
@@ -0,0 +1,209 @@
+;; DFA-based pipeline description for 5500
+(define_automaton "vr55")
+(define_cpu_unit "vr55_dp0"     "vr55")
+(define_cpu_unit "vr55_dp1"     "vr55")
+(define_cpu_unit "vr55_mem"     "vr55")
+(define_cpu_unit "vr55_mac"     "vr55")
+(define_cpu_unit "vr55_fp"      "vr55")
+(define_cpu_unit "vr55_bru"     "vr55")
+
+;;
+;; The ordering of the instruction-execution-path/resource-usage
+;; descriptions (also known as reservation RTL) is roughly ordered
+;; based on the define attribute RTL for the "type" classification.
+;; When modifying, remember that the first test that matches is the
+;; reservation used!
+;;
+
+(define_insn_reservation "ir_vr55_unknown" 1
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "unknown"))
+  "vr55_dp0+vr55_dp1+vr55_mem+vr55_mac+vr55_fp+vr55_bru")
+
+;; Assume prediction fails.
+(define_insn_reservation "ir_vr55_branch" 2
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "branch,jump,call"))
+  "vr55_bru")
+
+(define_insn_reservation "ir_vr55_load" 3
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "load,fpload,fpidxload"))
+  "vr55_mem")
+
+(define_bypass 4
+  "ir_vr55_load"
+  "ir_vr55_mthilo,ir_vr55_imul_si,ir_vr55_imul_di,ir_vr55_imadd,
+   ir_vr55_idiv_si,ir_vr55_idiv_di")
+
+(define_insn_reservation "ir_vr55_store" 0
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "store,fpstore,fpidxstore"))
+  "vr55_mem")
+
+;; This reservation is for conditional move based on integer
+;; or floating point CC.
+(define_insn_reservation "ir_vr55_condmove" 2
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "condmove"))
+  "vr55_dp0|vr55_dp1")
+
+;; Move to/from FPU registers
+(define_insn_reservation "ir_vr55_xfer" 2
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "mfc,mtc"))
+  "vr55_dp0|vr55_dp1")
+
+(define_insn_reservation "ir_vr55_arith" 1
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "arith,shift,signext,slt,clz,const,logical,move,nop,trap"))
+  "vr55_dp0|vr55_dp1")
+
+(define_bypass 2
+  "ir_vr55_arith"
+  "ir_vr55_mthilo,ir_vr55_imul_si,ir_vr55_imul_di,ir_vr55_imadd,
+   ir_vr55_idiv_si,ir_vr55_idiv_di")
+
+(define_insn_reservation "ir_vr55_mthilo" 1
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "mthilo"))
+  "vr55_mac")
+
+(define_insn_reservation "ir_vr55_mfhilo" 5
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "mfhilo"))
+  "vr55_mac")
+
+;; The default latency is for the GPR result of a mul.  Bypasses handle the
+;; latency of {mul,mult}->{mfhi,mflo}.
+(define_insn_reservation "ir_vr55_imul_si" 5
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "imul,imul3")
+            (eq_attr "mode" "SI")))
+  "vr55_mac")
+
+;; The default latency is for pre-reload scheduling and handles the case
+;; where a pseudo destination will be stored in a GPR (as it usually is).
+;; The delay includes the latency of the dmult itself and the anticipated
+;; mflo or mfhi.
+;;
+;; Once the mflo or mfhi has been created, bypasses handle the latency
+;; between it and the dmult.
+(define_insn_reservation "ir_vr55_imul_di" 9
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "imul,imul3")
+            (eq_attr "mode" "DI")))
+  "vr55_mac*4")
+
+;; The default latency is as for ir_vr55_imul_si.
+(define_insn_reservation "ir_vr55_imadd" 5
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "imadd"))
+  "vr55_mac")
+
+(define_bypass 1
+  "ir_vr55_imul_si,ir_vr55_imadd"
+  "ir_vr55_imadd"
+  "mips_linked_madd_p")
+
+(define_bypass 2
+  "ir_vr55_imul_si,ir_vr55_imadd"
+  "ir_vr55_mfhilo")
+
+(define_bypass 4
+  "ir_vr55_imul_di"
+  "ir_vr55_mfhilo")
+
+;; Divide algorithm is early out with best latency of 7 pcycles.
+;; Use worst case for scheduling purposes.
+(define_insn_reservation "ir_vr55_idiv_si" 42
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "idiv")
+            (eq_attr "mode" "SI")))
+  "vr55_mac")
+
+(define_insn_reservation "ir_vr55_idiv_di" 74
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "idiv")
+            (eq_attr "mode" "DI")))
+  "vr55_mac")
+
+(define_insn_reservation "ir_vr55_fadd" 4
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "fadd"))
+  "vr55_fp")
+
+(define_insn_reservation "ir_vr55_fmul_sf" 5
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "fmul")
+            (eq_attr "mode" "SF")))
+  "vr55_mac")
+
+(define_insn_reservation "ir_vr55_fmul_df" 6
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "fmul")
+            (eq_attr "mode" "DF")))
+  "vr55_mac")
+
+(define_insn_reservation "ir_vr55_fmadd_sf" 9
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "fmadd")
+            (eq_attr "mode" "SF")))
+  "vr55_mac")
+
+(define_insn_reservation "ir_vr55_fmadd_df" 10
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "fmadd")
+            (eq_attr "mode" "DF")))
+  "vr55_mac")
+
+(define_insn_reservation "ir_vr55_fdiv_sf" 30
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "fdiv,frdiv,fsqrt")
+            (eq_attr "mode" "SF")))
+  "vr55_mac")
+
+(define_insn_reservation "ir_vr55_fdiv_df" 59
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "fdiv,frdiv,fsqrt")
+            (eq_attr "mode" "DF")))
+  "vr55_mac")
+
+(define_insn_reservation "ir_vr55_fabs" 2
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "fabs,fneg,fmove"))
+  "vr55_fp")
+
+(define_insn_reservation "ir_vr55_fcmp" 2
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "fcmp"))
+  "vr55_fp")
+
+(define_insn_reservation "ir_vr55_fcvt_sf" 4
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "fcvt")
+            (eq_attr "mode" "SF")))
+  "vr55_fp")
+
+(define_insn_reservation "ir_vr55_fcvt_df" 6
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "fcvt")
+            (eq_attr "mode" "DF")))
+  "vr55_fp")
+
+(define_insn_reservation "ir_vr55_frsqrt_sf" 60
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "frsqrt")
+            (eq_attr "mode" "SF")))
+  "vr55_mac")
+
+(define_insn_reservation "ir_vr55_frsqrt_df" 118
+  (and (eq_attr "cpu" "r5500")
+       (and (eq_attr "type" "frsqrt")
+            (eq_attr "mode" "DF")))
+  "vr55_mac")
+
+(define_insn_reservation "ir_vr55_multi" 1
+  (and (eq_attr "cpu" "r5500")
+       (eq_attr "type" "multi"))
+  "vr55_dp0+vr55_dp1+vr55_mem+vr55_mac+vr55_fp+vr55_bru")