Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/m68k/t-mlibs @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
| author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 22 Mar 2011 17:18:12 +0900 |
| parents | 77e2b8dfacca |
| children | 04ced10e8804 |
| rev | line source |
|---|---|
| 0 | 1 # multilibs -*- mode:Makefile -*- |
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2 # |
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3 # Copyright (C) 2007 Free Software Foundation, Inc. |
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4 # |
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5 # This file is part of GCC. |
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6 # |
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7 # GCC is free software; you can redistribute it and/or modify |
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8 # it under the terms of the GNU General Public License as published by |
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9 # the Free Software Foundation; either version 3, or (at your option) |
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10 # any later version. |
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11 # |
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12 # GCC is distributed in the hope that it will be useful, |
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 # GNU General Public License for more details. |
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16 # |
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17 # You should have received a copy of the GNU General Public License |
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18 # along with GCC; see the file COPYING3. If not see |
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19 # <http://www.gnu.org/licenses/>. |
| 0 | 20 |
| 21 # An awk command to extract lines from the m68k-devices.def file that | |
| 22 # match $1 and then print the string defined by $2. Leading and | |
| 23 # trailing whitespace is removed. $1 & $2 can make use of | |
| 24 # CPU -- the cpu identifier (has leading 'm'/'mcf') | |
| 25 # FLAGS -- the cpu capability flags | |
| 26 # CPU_NAME -- the cpu name (has no leading m/mcf) | |
| 27 # MLIB -- the multilib cpu name (no leading m/mcf) | |
| 28 # This is intended to be used as $(call M68K_AWK,predicate,string) | |
| 29 M68K_AWK = $(strip $(shell $(AWK) 'BEGIN { FS="[ \t]*[,()][ \t]*"; ORS=" " }; \ | |
| 30 /^M68K_DEVICE/ { CPU=$$3; FLAGS=$$8; \ | |
| 31 CPU_NAME=substr($$2,2,length($$2)-2); \ | |
| 32 MLIB=substr($$5,2,length($$5)-2); \ | |
| 33 if ($1) print $2 }' $(srcdir)/config/m68k/m68k-devices.def)) | |
| 34 | |
| 35 # Add a multilib for each distinct architecture. M68K_MLIB_CPU, if defined, | |
| 36 # adds additional restrictions. | |
| 37 M68K_MLIB_CPUS := $(call M68K_AWK,\ | |
| 38 (CPU_NAME == MLIB) $(M68K_MLIB_CPU), \ | |
| 39 "m"MLIB) | |
| 40 | |
| 41 # Make the default cpu the default multilib. | |
| 42 M68K_MLIB_DEFAULT := $(call M68K_AWK, CPU == "$(target_cpu_default)", MLIB) | |
| 43 | |
| 44 ifeq ($(filter m$(M68K_MLIB_DEFAULT),$(M68K_MLIB_CPUS)),) | |
| 45 $(error Error default cpu '$(target_cpu_default)' is not in multilib set '$(M68K_MLIB_CPUS)') | |
| 46 endif | |
| 47 | |
| 48 # Sed arguments that convert mcpu=* arguments into canonical forms. | |
| 49 # We want to use the legacy m68* options instead of the new -mcpu=68* | |
| 50 # options when compiling multilibs because the former are recognised | |
| 51 # by older binutils. | |
| 52 CANONICALIZE_OPTIONS = -e 's|mcpu=68|m68|g' -e 's|mcpu=cpu32|mcpu32|g' | |
| 53 | |
| 54 MULTILIB_DIRNAMES := $(filter-out m$(M68K_MLIB_DEFAULT),$(M68K_MLIB_CPUS)) | |
| 55 MULTILIB_OPTIONS := $(shell echo $(MULTILIB_DIRNAMES:m%=mcpu=%) \ | |
| 56 | sed -e 's| |/|g' $(CANONICALIZE_OPTIONS)) | |
| 57 | |
| 58 # Add subtarget specific options & dirs. | |
| 59 MULTILIB_DIRNAMES += $(M68K_MLIB_DIRNAMES) | |
| 60 MULTILIB_OPTIONS += $(M68K_MLIB_OPTIONS) | |
| 61 | |
| 62 MULTILIB_MATCHES := | |
| 63 | |
| 64 ifneq ($(M68K_ARCH),cf) | |
| 65 # Map the new-style options to the legacy m68k ones. | |
| 66 MULTILIB_MATCHES += m68000=mcpu?68000 m68000=march?68000 m68000=mc68000 \ | |
| 67 m68000=m68302 \ | |
| 68 m68020=mcpu?68020 m68020=march?68020 m68020=mc68020 \ | |
| 69 m68030=mcpu?68030 m68030=march?68030 \ | |
| 70 m68040=mcpu?68040 m68040=march?68040 \ | |
| 71 m68060=mcpu?68060 m68060=march?68060 \ | |
| 72 mcpu32=mcpu?cpu32 mcpu32=march?cpu32 mcpu32=m68332 | |
| 73 endif | |
| 74 | |
| 75 ifneq ($(M68K_ARCH),m68k) | |
| 76 # Map the legacy ColdFire options to the new ones. | |
| 77 MULTILIB_MATCHES += mcpu?5206=m5200 mcpu?5206e=m5206e mcpu?5208=m528x \ | |
| 78 mcpu?5307=m5300 mcpu?5307=m5307 \ | |
| 79 mcpu?5407=m5400 mcpu?5407=m5407 \ | |
| 80 mcpu?5475=mcfv4e | |
| 81 # Map -march=* options to the representative -mcpu=* option. | |
| 82 MULTILIB_MATCHES += mcpu?5206e=march?isaa mcpu?5208=march?isaaplus \ | |
| 83 mcpu?5407=march?isab | |
| 84 endif | |
| 85 | |
| 86 # Match non-representative -mcpu options to their representative option. | |
| 87 MULTILIB_MATCHES += \ | |
| 88 $(call M68K_AWK, \ | |
| 89 (CPU_NAME != MLIB) $(M68K_MLIB_CPU), \ | |
| 90 (match(MLIB, "^68") || MLIB == "cpu32" \ | |
| 91 ? "m"MLIB"=mcpu?"CPU_NAME \ | |
| 92 : "mcpu?"MLIB"=mcpu?"CPU_NAME)) | |
| 93 | |
| 94 MULTILIB_EXCEPTIONS := | |
| 95 | |
| 96 ifeq ($(firstword $(M68K_MLIB_OPTIONS)),msoft-float) | |
| 97 # Exclude soft-float multilibs for targets that default to soft-float anyway. | |
| 98 MULTILIB_EXCEPTIONS += $(call M68K_AWK,\ | |
| 99 (CPU_NAME == MLIB) $(M68K_MLIB_CPU) \ | |
| 100 && (((CPU ~ "^mcf") && !match(FLAGS, "FL_CF_FPU")) \ | |
| 101 || CPU == "cpu32" \ | |
| 102 || CPU == "m68000"), \ | |
| 103 "mcpu="MLIB"/msoft-float*") | |
| 104 endif | |
| 105 | |
| 106 # Remove the default CPU from the explicit exceptions. | |
| 107 MULTILIB_EXCEPTIONS := \ | |
| 108 $(patsubst mcpu=$(M68K_MLIB_DEFAULT)/%,%,$(MULTILIB_EXCEPTIONS)) | |
| 109 | |
| 110 # Convert all options to canonical form. | |
| 111 MULTILIB_EXCEPTIONS := $(shell echo $(MULTILIB_EXCEPTIONS) | \ | |
| 112 sed $(CANONICALIZE_OPTIONS)) | |
| 113 | |
| 114 LIBGCC = stmp-multilib | |
| 115 INSTALL_LIBGCC = install-multilib |