Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/arm/t-arm-elf @ 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 |
|---|---|
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1 # Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, |
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2 # 2008, 2010 Free Software Foundation, Inc. |
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3 # |
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4 # This file is part of GCC. |
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5 # |
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6 # GCC is free software; you can redistribute it and/or modify |
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7 # it under the terms of the GNU General Public License as published by |
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8 # the Free Software Foundation; either version 3, or (at your option) |
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9 # any later version. |
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10 # |
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11 # GCC is distributed in the hope that it will be useful, |
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 # GNU General Public License for more details. |
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15 # |
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16 # You should have received a copy of the GNU General Public License |
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17 # along with GCC; see the file COPYING3. If not see |
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18 # <http://www.gnu.org/licenses/>. |
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19 |
| 0 | 20 # For most CPUs we have an assembly soft-float implementations. |
| 21 # However this is not true for ARMv6M. Here we want to use the soft-fp C | |
| 22 # implementation. The soft-fp code is only build for ARMv6M. This pulls | |
| 23 # in the asm implementation for other CPUs. | |
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24 LIB1ASMFUNCS += _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_tls _bb_init_func \ |
| 0 | 25 _call_via_rX _interwork_call_via_rX \ |
| 26 _lshrdi3 _ashrdi3 _ashldi3 \ | |
| 27 _arm_negdf2 _arm_addsubdf3 _arm_muldivdf3 _arm_cmpdf2 _arm_unorddf2 \ | |
| 28 _arm_fixdfsi _arm_fixunsdfsi \ | |
| 29 _arm_truncdfsf2 _arm_negsf2 _arm_addsubsf3 _arm_muldivsf3 \ | |
| 30 _arm_cmpsf2 _arm_unordsf2 _arm_fixsfsi _arm_fixunssfsi \ | |
| 31 _arm_floatdidf _arm_floatdisf _arm_floatundidf _arm_floatundisf \ | |
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32 _clzsi2 _clzdi2 |
| 0 | 33 |
| 34 MULTILIB_OPTIONS = marm/mthumb | |
| 35 MULTILIB_DIRNAMES = arm thumb | |
| 36 MULTILIB_EXCEPTIONS = | |
| 37 MULTILIB_MATCHES = | |
| 38 | |
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39 #MULTILIB_OPTIONS += mcpu=fa526/mcpu=fa626/mcpu=fa606te/mcpu=fa626te/mcpu=fmp626/mcpu=fa726te |
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40 #MULTILIB_DIRNAMES += fa526 fa626 fa606te fa626te fmp626 fa726te |
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41 #MULTILIB_EXCEPTIONS += *mthumb*/*mcpu=fa526 *mthumb*/*mcpu=fa626 |
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42 |
| 0 | 43 #MULTILIB_OPTIONS += march=armv7 |
| 44 #MULTILIB_DIRNAMES += thumb2 | |
| 45 #MULTILIB_EXCEPTIONS += march=armv7* marm/*march=armv7* | |
| 46 #MULTILIB_MATCHES += march?armv7=march?armv7-a | |
| 47 #MULTILIB_MATCHES += march?armv7=march?armv7-r | |
| 48 #MULTILIB_MATCHES += march?armv7=march?armv7-m | |
| 49 #MULTILIB_MATCHES += march?armv7=mcpu?cortex-a8 | |
| 50 #MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4 | |
| 51 #MULTILIB_MATCHES += march?armv7=mcpu?cortex-m3 | |
| 52 | |
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53 # Not quite true. We can support hard-vfp calling in Thumb2, but how do we |
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54 # express that here? Also, we really need architecture v5e or later |
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55 # (mcrr etc). |
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56 MULTILIB_OPTIONS += mfloat-abi=hard |
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57 MULTILIB_DIRNAMES += fpu |
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58 MULTILIB_EXCEPTIONS += *mthumb/*mfloat-abi=hard* |
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parents:
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59 #MULTILIB_EXCEPTIONS += *mcpu=fa526/*mfloat-abi=hard* |
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f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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60 #MULTILIB_EXCEPTIONS += *mcpu=fa626/*mfloat-abi=hard* |
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61 |
| 0 | 62 # MULTILIB_OPTIONS += mcpu=ep9312 |
| 63 # MULTILIB_DIRNAMES += ep9312 | |
| 64 # MULTILIB_EXCEPTIONS += *mthumb/*mcpu=ep9312* | |
| 65 # | |
| 66 # MULTILIB_OPTIONS += mlittle-endian/mbig-endian | |
| 67 # MULTILIB_DIRNAMES += le be | |
| 68 # MULTILIB_MATCHES += mbig-endian=mbe mlittle-endian=mle | |
| 69 # | |
| 70 # MULTILIB_OPTIONS += mhard-float/msoft-float | |
| 71 # MULTILIB_DIRNAMES += fpu soft | |
| 72 # MULTILIB_EXCEPTIONS += *mthumb/*mhard-float* | |
| 73 # | |
| 74 # MULTILIB_OPTIONS += mno-thumb-interwork/mthumb-interwork | |
| 75 # MULTILIB_DIRNAMES += normal interwork | |
| 76 # | |
| 77 # MULTILIB_OPTIONS += fno-leading-underscore/fleading-underscore | |
| 78 # MULTILIB_DIRNAMES += elf under | |
| 79 # | |
| 80 # MULTILIB_OPTIONS += mcpu=arm7 | |
| 81 # MULTILIB_DIRNAMES += nofmult | |
| 82 # MULTILIB_EXCEPTIONS += *mthumb*/*mcpu=arm7* | |
| 83 # # Note: the multilib_exceptions matches both -mthumb and | |
| 84 # # -mthumb-interwork | |
| 85 # # | |
| 86 # # We have to match all the arm cpu variants which do not have the | |
| 87 # # multiply instruction and treat them as if the user had specified | |
| 88 # # -mcpu=arm7. Note that in the following the ? is interpreted as | |
| 89 # # an = for the purposes of matching command line options. | |
| 90 # # FIXME: There ought to be a better way to do this. | |
| 91 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7d | |
| 92 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7di | |
| 93 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm70 | |
| 94 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm700 | |
| 95 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm700i | |
| 96 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm710 | |
| 97 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm710c | |
| 98 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7100 | |
| 99 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7500 | |
| 100 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7500fe | |
| 101 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm6 | |
| 102 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm60 | |
| 103 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm600 | |
| 104 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm610 | |
| 105 # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm620 | |
| 106 | |
| 107 EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o crti.o crtn.o | |
| 108 | |
| 109 # If EXTRA_MULTILIB_PARTS is not defined above then define EXTRA_PARTS here | |
| 110 # EXTRA_PARTS = crtbegin.o crtend.o crti.o crtn.o | |
| 111 | |
| 112 LIBGCC = stmp-multilib | |
| 113 INSTALL_LIBGCC = install-multilib | |
| 114 | |
| 115 # Currently there is a bug somewhere in GCC's alias analysis | |
| 116 # or scheduling code that is breaking _fpmul_parts in fp-bit.c. | |
| 117 # Disabling function inlining is a workaround for this problem. | |
| 118 TARGET_LIBGCC2_CFLAGS = -fno-inline | |
| 119 | |
| 120 # Assemble startup files. | |
| 121 $(T)crti.o: $(srcdir)/config/arm/crti.asm $(GCC_PASSES) | |
| 122 $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \ | |
| 123 -c -o $(T)crti.o -x assembler-with-cpp $(srcdir)/config/arm/crti.asm | |
| 124 | |
| 125 $(T)crtn.o: $(srcdir)/config/arm/crtn.asm $(GCC_PASSES) | |
| 126 $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \ | |
| 127 -c -o $(T)crtn.o -x assembler-with-cpp $(srcdir)/config/arm/crtn.asm | |
| 128 |