mips.c (mips_cpu_info_table): Add 5kf to the table.

* config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
(mips_rtx_cost_data): Add costs for 5kc and 5kf.
* config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
* config/mips/mips.md (cpu): Add 5kf name.
(includes): Includes 5k.md.
* config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
* doc/invoke.texi (MIPS Options): Updated cpu name supported with
-march flag.

From-SVN: r102560

6 files changed, 273 insertions, 6 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0acf31f..f63c42e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,14 @@
+2005-07-29  David Ung  <davidu@mips.com>
+
+	* config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
+	(mips_rtx_cost_data): Add costs for 5kc and 5kf.
+	* config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
+	* config/mips/mips.md (cpu): Add 5kf name.
+	(includes): Includes 5k.md.
+	* config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
+	* doc/invoke.texi (MIPS Options): Updated cpu name supported with
+	-march flag.	
+
 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
 
 	PR 22550
diff --git a/gcc/config/mips/5k.md b/gcc/config/mips/5k.md
new file mode 100644
index 0000000..0fa588a
--- /dev/null
+++ b/gcc/config/mips/5k.md
@@ -0,0 +1,230 @@
+;; DFA-based pipeline descriptions for MIPS32 5K processor family
+;; Contributed by David Ung (davidu@mips.com)
+;;   and Nigel Stephens (nigel@mips.com)
+;;
+;; References:
+;;   "MIPS64 5K Processor Core Family Software User's Manual,
+;;     Doc no: MD00012, Rev 2.09, Jan 28, 2005."
+;;
+;; 5Kc - Single issue with no floating point unit.
+;; 5kf - Separate floating point pipe which can dual-issue with the
+;;       integer pipe.
+;;
+;; Copyright (C) 2005 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 "r5k_cpu, r5k_mdu, r5k_fpu")
+
+;; Integer execution unit.
+(define_cpu_unit "r5k_ixu_arith"       "r5k_cpu")
+(define_cpu_unit "r5k_ixu_mpydiv"      "r5k_mdu")
+(define_cpu_unit "r5kf_fpu_arith"      "r5k_fpu")
+
+(define_insn_reservation "r5k_int_load" 2
+  (and (eq_attr "cpu" "5kc,5kf")
+       (eq_attr "type" "load"))
+  "r5k_ixu_arith")
+
+(define_insn_reservation "r5k_int_prefetch" 1
+  (and (eq_attr "cpu" "5kc,5kf")
+       (eq_attr "type" "prefetch,prefetchx"))
+  "r5k_ixu_arith")
+
+(define_insn_reservation "r5k_int_store" 1
+  (and (eq_attr "cpu" "5kc,5kf")
+       (eq_attr "type" "store"))
+  "r5k_ixu_arith")
+
+;; Divides
+(define_insn_reservation "r5k_int_divsi" 34
+  (and (eq_attr "cpu" "5kc,5kf")
+       (and (eq_attr "type" "idiv")
+	    (eq_attr "mode" "!DI")))
+ "r5k_ixu_arith+(r5k_ixu_mpydiv*34)")
+
+(define_insn_reservation "r5k_int_divdi" 66
+  (and (eq_attr "cpu" "5kc,5kf")
+       (and (eq_attr "type" "idiv")
+	    (eq_attr "mode" "DI")))
+  "r5k_ixu_arith+(r5k_ixu_mpydiv*66)")
+
+;; 32x32 multiply
+;; 32x16 is faster, but there's no way to detect this
+(define_insn_reservation "r5k_int_mult" 2
+  (and (eq_attr "cpu" "5kc,5kf")
+       (and (eq_attr "type" "imul,imadd")
+	    (eq_attr "mode" "SI")))
+  "r5k_ixu_arith+(r5k_ixu_mpydiv*2)")
+
+;; 64x64 multiply
+(define_insn_reservation "r5k_int_mult_64" 9
+  (and (eq_attr "cpu" "5kc,5kf")
+       (and (eq_attr "type" "imul,imadd")
+	    (eq_attr "mode" "DI")))
+  "r5k_ixu_arith+(r5k_ixu_mpydiv*2)")
+
+;; 3 operand MUL 32x32
+(define_insn_reservation "r5k_int_mul" 4
+  (and (eq_attr "cpu" "5kc,5kf")
+       (and (eq_attr "type" "imul3")
+	    (eq_attr "mode" "SI")))
+  "r5k_ixu_arith+(r5k_ixu_mpydiv*2)")
+
+;; Move to HI/LO -> MADD/MSUB,MFHI/MFLO has a 1 cycle latency.
+(define_insn_reservation "r5k_int_mthilo" 1
+  (and (eq_attr "cpu" "5kc,5kf")
+       (eq_attr "type" "mthilo"))
+  "r5k_ixu_arith+r5k_ixu_mpydiv")
+
+;; Move from HI/LO -> integer operation has a 2 cycle latency.
+(define_insn_reservation "r5k_int_mfhilo" 2
+  (and (eq_attr "cpu" "5kc,5kf")
+       (eq_attr "type" "mfhilo"))
+  "r5k_ixu_arith+r5k_ixu_mpydiv")
+
+;; All other integer insns.
+(define_insn_reservation "r5k_int_alu" 1
+  (and (eq_attr "cpu" "5kc,5kf")
+       (eq_attr "type" "arith,condmove,shift,const,nop,slt"))
+  "r5k_ixu_arith")
+
+(define_insn_reservation "r5k_int_branch" 1
+  (and (eq_attr "cpu" "5kc,5kf")
+       (eq_attr "type" "branch"))
+  "r5k_ixu_arith")
+
+;; JR/JALR always cause one pipeline bubble because of interlock.
+(define_insn_reservation "r5k_int_jump" 2
+  (and (eq_attr "cpu" "5kc,5kf")
+       (eq_attr "type" "jump,call"))
+  "r5k_ixu_arith")
+
+;; Any    -> JR/JALR (without dependency) : 1 clock issue delay
+;; Any    -> JR/JALR (with dependency)    : 2 clock issue delay
+;; load   -> JR/JALR (with dependency)    : 3 clock issue delay
+;; mfhilo -> JR/JALR (with dependency)    : 3 clock issue delay
+;; mul    -> JR/JALR (with dependency)    : 3 clock issue delay
+(define_bypass 2 "r5k_int_alu"    "r5k_int_jump")
+(define_bypass 3 "r5k_int_load"   "r5k_int_jump")
+(define_bypass 3 "r5k_int_mfhilo" "r5k_int_jump")
+(define_bypass 3 "r5k_int_mul"    "r5k_int_jump")
+
+;; Unknown or multi - single issue
+(define_insn_reservation "r5k_int_unknown" 1
+  (and (eq_attr "cpu" "5kc,5kf")
+       (eq_attr "type" "unknown,multi"))
+  "r5k_ixu_arith+r5k_ixu_mpydiv")
+
+
+;; Floating Point Instructions
+;; The 5Kf is a partial dual-issue cpu which can dual issue an integer
+;; and floating-point instruction in the same cycle.
+
+;; fadd, fabs, fneg
+(define_insn_reservation "r5kf_fadd" 4
+  (and (eq_attr "cpu" "5kf")
+       (eq_attr "type" "fadd,fabs,fneg"))
+  "r5kf_fpu_arith")
+
+;; fmove, fcmove
+(define_insn_reservation "r5kf_fmove" 4
+  (and (eq_attr "cpu" "5kf")
+       (eq_attr "type" "fmove"))
+  "r5kf_fpu_arith")
+
+;; fload
+(define_insn_reservation "r5kf_fload" 3
+  (and (eq_attr "cpu" "5kf")
+       (eq_attr "type" "fpload,fpidxload"))
+  "r5kf_fpu_arith")
+
+;; fstore
+(define_insn_reservation "r5kf_fstore" 1
+  (and (eq_attr "cpu" "5kf")
+       (eq_attr "type" "fpstore"))
+  "r5kf_fpu_arith")
+
+;; fmul, fmadd
+(define_insn_reservation "r5kf_fmul_sf" 4
+  (and (eq_attr "cpu" "5kf")
+       (and (eq_attr "type" "fmul,fmadd")
+	    (eq_attr "mode" "SF")))
+  "r5kf_fpu_arith")
+
+(define_insn_reservation "r5kf_fmul_df" 5
+  (and (eq_attr "cpu" "5kf")
+       (and (eq_attr "type" "fmul,fmadd")
+	    (eq_attr "mode" "DF")))
+  "r5kf_fpu_arith*2")
+
+;; fdiv, fsqrt, frsqrt
+(define_insn_reservation "r5kf_fdiv_sf" 17
+  (and (eq_attr "cpu" "5kf")
+       (and (eq_attr "type" "fdiv,fsqrt,frsqrt")
+	    (eq_attr "mode" "SF")))
+  "r5kf_fpu_arith*14")
+
+(define_insn_reservation "r5kf_fdiv_df" 32
+  (and (eq_attr "cpu" "5kf")
+       (and (eq_attr "type" "fdiv,fsqrt")
+	    (eq_attr "mode" "DF")))
+  "r5kf_fpu_arith*29")
+
+;; frsqrt
+(define_insn_reservation "r5kf_frsqrt_df" 35
+  (and (eq_attr "cpu" "5kf")
+       (and (eq_attr "type" "frsqrt")
+	    (eq_attr "mode" "DF")))
+  "r5kf_fpu_arith*31")
+
+;; fcmp
+(define_insn_reservation "r5kf_fcmp" 2
+  (and (eq_attr "cpu" "5kf")
+       (eq_attr "type" "fcmp"))
+  "r5kf_fpu_arith")
+
+;; fcmp -> movf.fmt & movt.fmt bypass (dependency must be on condition)
+(define_bypass 1 "r5kf_fcmp" "r5kf_fmove")
+
+;; fcvt (cvt.d.s, cvt.[sd].[wl]
+(define_insn_reservation "r5kf_fcvt_d2s" 4
+  (and (eq_attr "cpu" "5kf")
+       (and (eq_attr "type" "fcvt")
+	    (eq_attr "cnv_mode" "I2S,I2D,S2D")))
+  "r5kf_fpu_arith")
+
+;; fcvt (cvt.s.d)
+(define_insn_reservation "r5kf_fcvt_s2d" 6
+  (and (eq_attr "cpu" "5kc")
+       (and (eq_attr "type" "fcvt")
+	    (eq_attr "cnv_mode" "D2S")))
+  "r5kf_fpu_arith")
+
+;; fcvt (cvt.[wl].[sd], etc)
+(define_insn_reservation "r5kf_fcvt_f2i" 5
+  (and (eq_attr "cpu" "5kf")
+       (and (eq_attr "type" "fcvt")
+	    (eq_attr "cnv_mode" "S2I,D2I")))
+  "r5kf_fpu_arith")
+
+;; fxfer (mfc1, mfhc1, mtc1, mthc1) - single issue
+(define_insn_reservation "r5kf_fxfer" 2
+  (and (eq_attr "cpu" "5kf")
+       (eq_attr "type" "xfer"))
+  "r5k_ixu_arith+r5kf_fpu_arith")
diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c
index 63eb694..ba4efb3 100644
--- a/gcc/config/mips/mips.c
+++ b/gcc/config/mips/mips.c
@@ -748,6 +748,7 @@ const struct mips_cpu_info mips_cpu_info_table[] = {
 
   /* MIPS64 */
   { "5kc", PROCESSOR_5KC, 64 },
+  { "5kf", PROCESSOR_5KF, 64 },
   { "20kc", PROCESSOR_20KC, 64 },
   { "sb1", PROCESSOR_SB1, 64 },
   { "sr71000", PROCESSOR_SR71000, 64 },
@@ -813,7 +814,26 @@ static struct mips_rtx_cost_data const mips_rtx_cost_data[PROCESSOR_MAX] =
                        4            /* memory_latency */
     },
     { /* 5KC */
-      DEFAULT_COSTS
+      SOFT_FP_COSTS,
+      COSTS_N_INSNS (4),            /* int_mult_si */
+      COSTS_N_INSNS (11),           /* int_mult_di */
+      COSTS_N_INSNS (36),           /* int_div_si */
+      COSTS_N_INSNS (68),           /* int_div_di */
+                       1,           /* branch_cost */
+                       4            /* memory_latency */
+    },
+    { /* 5KF */
+      COSTS_N_INSNS (4),            /* fp_add */
+      COSTS_N_INSNS (4),            /* fp_mult_sf */
+      COSTS_N_INSNS (5),            /* fp_mult_df */
+      COSTS_N_INSNS (17),           /* fp_div_sf */
+      COSTS_N_INSNS (32),           /* fp_div_df */
+      COSTS_N_INSNS (4),            /* int_mult_si */
+      COSTS_N_INSNS (11),           /* int_mult_di */
+      COSTS_N_INSNS (36),           /* int_div_si */
+      COSTS_N_INSNS (68),           /* int_div_di */
+                       1,           /* branch_cost */
+                       4            /* memory_latency */
     },
     { /* 20KC */
       DEFAULT_COSTS
diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h
index cc38e11..b68075a 100644
--- a/gcc/config/mips/mips.h
+++ b/gcc/config/mips/mips.h
@@ -36,6 +36,7 @@ enum processor_type {
   PROCESSOR_4KC,
   PROCESSOR_4KP,
   PROCESSOR_5KC,
+  PROCESSOR_5KF,
   PROCESSOR_20KC,
   PROCESSOR_24K,
   PROCESSOR_24KX,
diff --git a/gcc/config/mips/mips.md b/gcc/config/mips/mips.md
index a43a0c2..b0ceff8 100644
--- a/gcc/config/mips/mips.md
+++ b/gcc/config/mips/mips.md
@@ -336,7 +336,7 @@
 ;; Attribute describing the processor.  This attribute must match exactly
 ;; with the processor_type enumeration in mips.h.
 (define_attr "cpu"
-  "r3000,4kc,4kp,5kc,20kc,24k,24kx,m4k,r3900,r6000,r4000,r4100,r4111,r4120,r4130,r4300,r4600,r4650,r5000,r5400,r5500,r7000,r8000,r9000,sb1,sr71000"
+  "r3000,4kc,4kp,5kc,5kf,20kc,24k,24kx,m4k,r3900,r6000,r4000,r4100,r4111,r4120,r4130,r4300,r4600,r4650,r5000,r5400,r5500,r7000,r8000,r9000,sb1,sr71000"
   (const (symbol_ref "mips_tune")))
 
 ;; The type of hardware hazard associated with this instruction.
@@ -571,6 +571,7 @@
 (define_cpu_unit "imuldiv" "imuldiv")
 
 (include "4k.md")
+(include "5k.md")
 (include "24k.md")
 (include "3000.md")
 (include "4000.md")
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 1605f8d..f59ef6d 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -9909,13 +9909,17 @@ The ISA names are:
 @samp{mips1}, @samp{mips2}, @samp{mips3}, @samp{mips4},
 @samp{mips32}, @samp{mips32r2}, and @samp{mips64}.
 The processor names are:
-@samp{4kc}, @samp{4kp}, @samp{5kc}, @samp{20kc},
+@samp{4kc}, @samp{4km}, @samp{4kp},
+@samp{5kc}, @samp{5kf},
+@samp{20kc},
+@samp{24k}, @samp{24kc}, @samp{24kf}, @samp{24kx},
 @samp{m4k},
-@samp{r2000}, @samp{r3000}, @samp{r3900}, @samp{r4000}, @samp{r4400},
-@samp{r4600}, @samp{r4650}, @samp{r6000}, @samp{r8000}, @samp{rm7000},
-@samp{rm9000},
 @samp{orion},
+@samp{r2000}, @samp{r3000}, @samp{r3900}, @samp{r4000}, @samp{r4400},
+@samp{r4600}, @samp{r4650}, @samp{r6000}, @samp{r8000},
+@samp{rm7000}, @samp{rm9000},
 @samp{sb1},
+@samp{sr71000},
 @samp{vr4100}, @samp{vr4111}, @samp{vr4120}, @samp{vr4130}, @samp{vr4300},
 @samp{vr5000}, @samp{vr5400} and @samp{vr5500}.
 The special value @samp{from-abi} selects the