summaryrefslogtreecommitdiff
path: root/toolchain/gcc/patches/4.5.2/995-fa526.patch
diff options
context:
space:
mode:
Diffstat (limited to 'toolchain/gcc/patches/4.5.2/995-fa526.patch')
-rw-r--r--toolchain/gcc/patches/4.5.2/995-fa526.patch257
1 files changed, 0 insertions, 257 deletions
diff --git a/toolchain/gcc/patches/4.5.2/995-fa526.patch b/toolchain/gcc/patches/4.5.2/995-fa526.patch
deleted file mode 100644
index 508e123..0000000
--- a/toolchain/gcc/patches/4.5.2/995-fa526.patch
+++ /dev/null
@@ -1,257 +0,0 @@
---- a/gcc/config/arm/arm-cores.def
-+++ b/gcc/config/arm/arm-cores.def
-@@ -74,6 +74,7 @@ ARM_CORE("strongarm", strongarm, 4,
- ARM_CORE("strongarm110", strongarm110, 4, FL_MODE26 | FL_LDSCHED | FL_STRONG, fastmul)
- ARM_CORE("strongarm1100", strongarm1100, 4, FL_MODE26 | FL_LDSCHED | FL_STRONG, fastmul)
- ARM_CORE("strongarm1110", strongarm1110, 4, FL_MODE26 | FL_LDSCHED | FL_STRONG, fastmul)
-+ARM_CORE("fa526", fa526, 4, FL_LDSCHED, fastmul)
-
- /* V4T Architecture Processors */
- ARM_CORE("arm7tdmi", arm7tdmi, 4T, FL_CO_PROC , fastmul)
---- a/gcc/config/arm/arm.md
-+++ b/gcc/config/arm/arm.md
-@@ -417,7 +417,7 @@
-
- (define_attr "generic_sched" "yes,no"
- (const (if_then_else
-- (ior (eq_attr "tune" "arm926ejs,arm1020e,arm1026ejs,arm1136js,arm1136jfs,cortexa8,cortexa9")
-+ (ior (eq_attr "tune" "fa526,arm926ejs,arm1020e,arm1026ejs,arm1136js,arm1136jfs,cortexa5,cortexa8,cortexa9,cortexm4")
- (eq_attr "tune_cortexr4" "yes"))
- (const_string "no")
- (const_string "yes"))))
-@@ -435,6 +435,7 @@
- (include "arm1020e.md")
- (include "arm1026ejs.md")
- (include "arm1136jfs.md")
-+(include "fa526.md")
- (include "cortex-a8.md")
- (include "cortex-a9.md")
- (include "cortex-r4.md")
---- a/gcc/config/arm/arm-tune.md
-+++ b/gcc/config/arm/arm-tune.md
-@@ -1,5 +1,5 @@
- ;; -*- buffer-read-only: t -*-
- ;; Generated automatically by gentune.sh from arm-cores.def
- (define_attr "tune"
-- "arm2,arm250,arm3,arm6,arm60,arm600,arm610,arm620,arm7,arm7d,arm7di,arm70,arm700,arm700i,arm710,arm720,arm710c,arm7100,arm7500,arm7500fe,arm7m,arm7dm,arm7dmi,arm8,arm810,strongarm,strongarm110,strongarm1100,strongarm1110,arm7tdmi,arm7tdmis,arm710t,arm720t,arm740t,arm9,arm9tdmi,arm920,arm920t,arm922t,arm940t,ep9312,arm10tdmi,arm1020t,arm9e,arm946es,arm966es,arm968es,arm10e,arm1020e,arm1022e,xscale,iwmmxt,iwmmxt2,arm926ejs,arm1026ejs,arm1136js,arm1136jfs,arm1176jzs,arm1176jzfs,mpcorenovfp,mpcore,arm1156t2s,arm1156t2fs,cortexa5,cortexa8,cortexa9,cortexr4,cortexr4f,cortexm3,cortexm1,cortexm0"
-+ "arm2,arm250,arm3,arm6,arm60,arm600,arm610,arm620,arm7,arm7d,arm7di,arm70,arm700,arm700i,arm710,arm720,arm710c,arm7100,arm7500,arm7500fe,arm7m,arm7dm,arm7dmi,arm8,arm810,strongarm,strongarm110,strongarm1100,strongarm1110,fa526,arm7tdmi,arm7tdmis,arm710t,arm720t,arm740t,arm9,arm9tdmi,arm920,arm920t,arm922t,arm940t,ep9312,arm10tdmi,arm1020t,arm9e,arm946es,arm966es,arm968es,arm10e,arm1020e,arm1022e,xscale,iwmmxt,iwmmxt2,arm926ejs,arm1026ejs,arm1136js,arm1136jfs,arm1176jzs,arm1176jzfs,mpcorenovfp,mpcore,arm1156t2s,arm1156t2fs,cortexa5,cortexa8,cortexa9,cortexr4,cortexr4f,cortexm4,cortexm3,cortexm1,cortexm0"
- (const (symbol_ref "((enum attr_tune) arm_tune)")))
---- a/gcc/config/arm/bpabi.h
-+++ b/gcc/config/arm/bpabi.h
-@@ -52,7 +52,8 @@
- /* The BPABI integer comparison routines return { -1, 0, 1 }. */
- #define TARGET_LIB_INT_CMP_BIASED !TARGET_BPABI
-
--#define TARGET_FIX_V4BX_SPEC " %{mcpu=arm8|mcpu=arm810|mcpu=strongarm*|march=armv4:--fix-v4bx}"
-+#define TARGET_FIX_V4BX_SPEC " %{mcpu=arm8|mcpu=arm810|mcpu=strongarm*\
-+|march=armv4|mcpu=fa526:--fix-v4bx}"
-
- #define BE8_LINK_SPEC " %{mbig-endian:%{march=armv7-a|mcpu=cortex-a5|mcpu=cortex-a8|mcpu=cortex-a9:%{!r:--be8}}}"
-
---- /dev/null
-+++ b/gcc/config/arm/fa526.md
-@@ -0,0 +1,161 @@
-+;; Faraday FA526 Pipeline Description
-+;; Copyright (C) 2010 Free Software Foundation, Inc.
-+;; Written by I-Jui Sung, based on ARM926EJ-S Pipeline Description.
-+
-+;; 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 3, 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 COPYING3. If not see
-+;; <http://www.gnu.org/licenses/>. */
-+
-+;; These descriptions are based on the information contained in the
-+;; FA526 Core Design Note, Copyright (c) 2010 Faraday Technology Corp.
-+;;
-+;; Modeled pipeline characteristics:
-+;; LD -> any use: latency = 3 (2 cycle penalty).
-+;; ALU -> any use: latency = 2 (1 cycle penalty).
-+
-+;; This automaton provides a pipeline description for the Faraday
-+;; FA526 core.
-+;;
-+;; The model given here assumes that the condition for all conditional
-+;; instructions is "true", i.e., that all of the instructions are
-+;; actually executed.
-+
-+(define_automaton "fa526")
-+
-+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-+;; Pipelines
-+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-+
-+;; There is a single pipeline
-+;;
-+;; The ALU pipeline has fetch, decode, execute, memory, and
-+;; write stages. We only need to model the execute, memory and write
-+;; stages.
-+
-+;; S E M W
-+
-+(define_cpu_unit "fa526_core" "fa526")
-+
-+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-+;; ALU Instructions
-+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-+
-+;; ALU instructions require two cycles to execute, and use the ALU
-+;; pipeline in each of the three stages. The results are available
-+;; after the execute stage stage has finished.
-+;;
-+;; If the destination register is the PC, the pipelines are stalled
-+;; for several cycles. That case is not modeled here.
-+
-+;; ALU operations
-+(define_insn_reservation "526_alu_op" 1
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "type" "alu"))
-+ "fa526_core")
-+
-+(define_insn_reservation "526_alu_shift_op" 2
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "type" "alu_shift,alu_shift_reg"))
-+ "fa526_core")
-+
-+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-+;; Multiplication Instructions
-+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-+
-+(define_insn_reservation "526_mult1" 2
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "insn" "smlalxy,smulxy,smlaxy,smlalxy"))
-+ "fa526_core")
-+
-+(define_insn_reservation "526_mult2" 5
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "insn" "mul,mla,muls,mlas,umull,umlal,smull,smlal,umulls,\
-+ umlals,smulls,smlals,smlawx"))
-+ "fa526_core*4")
-+
-+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-+;; Load/Store Instructions
-+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-+
-+;; The models for load/store instructions do not accurately describe
-+;; the difference between operations with a base register writeback
-+;; (such as "ldm!"). These models assume that all memory references
-+;; hit in dcache.
-+
-+(define_insn_reservation "526_load1_op" 3
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "type" "load1,load_byte"))
-+ "fa526_core")
-+
-+(define_insn_reservation "526_load2_op" 4
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "type" "load2"))
-+ "fa526_core*2")
-+
-+(define_insn_reservation "526_load3_op" 5
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "type" "load3"))
-+ "fa526_core*3")
-+
-+(define_insn_reservation "526_load4_op" 6
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "type" "load4"))
-+ "fa526_core*4")
-+
-+(define_insn_reservation "526_store1_op" 0
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "type" "store1"))
-+ "fa526_core")
-+
-+(define_insn_reservation "526_store2_op" 1
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "type" "store2"))
-+ "fa526_core*2")
-+
-+(define_insn_reservation "526_store3_op" 2
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "type" "store3"))
-+ "fa526_core*3")
-+
-+(define_insn_reservation "526_store4_op" 3
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "type" "store4"))
-+ "fa526_core*4")
-+
-+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-+;; Branch and Call Instructions
-+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-+
-+;; Branch instructions are difficult to model accurately. The FA526
-+;; core can predict most branches. If the branch is predicted
-+;; correctly, and predicted early enough, the branch can be completely
-+;; eliminated from the instruction stream. Some branches can
-+;; therefore appear to require zero cycle to execute. We assume that
-+;; all branches are predicted correctly, and that the latency is
-+;; therefore the minimum value.
-+
-+(define_insn_reservation "526_branch_op" 0
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "type" "branch"))
-+ "fa526_core")
-+
-+;; The latency for a call is actually the latency when the result is available.
-+;; i.e. R0 ready for int return value. For most cases, the return value is set
-+;; by a mov instruction, which has 1 cycle latency.
-+(define_insn_reservation "526_call_op" 1
-+ (and (eq_attr "tune" "fa526")
-+ (eq_attr "type" "call"))
-+ "fa526_core")
-+
---- a/gcc/config/arm/t-arm
-+++ b/gcc/config/arm/t-arm
-@@ -24,6 +24,7 @@ MD_INCLUDES= $(srcdir)/config/arm/arm-t
- $(srcdir)/config/arm/arm1020e.md \
- $(srcdir)/config/arm/arm1026ejs.md \
- $(srcdir)/config/arm/arm1136jfs.md \
-+ $(srcdir)/config/arm/fa526.md \
- $(srcdir)/config/arm/arm926ejs.md \
- $(srcdir)/config/arm/cirrus.md \
- $(srcdir)/config/arm/fpa.md \
---- a/gcc/config/arm/t-arm-elf
-+++ b/gcc/config/arm/t-arm-elf
-@@ -36,6 +36,10 @@ MULTILIB_DIRNAMES = arm thumb
- MULTILIB_EXCEPTIONS =
- MULTILIB_MATCHES =
-
-+#MULTILIB_OPTIONS += mcpu=fa526
-+#MULTILIB_DIRNAMES += fa526
-+#MULTILIB_EXCEPTIONS += *mthumb*/*mcpu=fa526
-+
- #MULTILIB_OPTIONS += march=armv7
- #MULTILIB_DIRNAMES += thumb2
- #MULTILIB_EXCEPTIONS += march=armv7* marm/*march=armv7*
-@@ -52,6 +56,7 @@ MULTILIB_MATCHES =
- MULTILIB_OPTIONS += mfloat-abi=hard
- MULTILIB_DIRNAMES += fpu
- MULTILIB_EXCEPTIONS += *mthumb/*mfloat-abi=hard*
-+MULTILIB_EXCEPTIONS += *mcpu=fa526/*mfloat-abi=hard*
-
- # MULTILIB_OPTIONS += mcpu=ep9312
- # MULTILIB_DIRNAMES += ep9312
---- a/gcc/doc/invoke.texi
-+++ b/gcc/doc/invoke.texi
-@@ -9900,7 +9900,8 @@ assembly code. Permissible names are: @
- @samp{cortex-r4}, @samp{cortex-r4f}, @samp{cortex-m4}, @samp{cortex-m3},
- @samp{cortex-m1},
- @samp{cortex-m0},
--@samp{xscale}, @samp{iwmmxt}, @samp{iwmmxt2}, @samp{ep9312}.
-+@samp{xscale}, @samp{iwmmxt}, @samp{iwmmxt2}, @samp{ep9312},
-+@samp{fa526}.
-
- @item -mtune=@var{name}
- @opindex mtune