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devkitARM: remove old gcc patch

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This commit is contained in:
Dave Murphy 2019-06-28 16:07:20 +01:00
parent 96f7acc919
commit 736db33e06
1 changed files with 0 additions and 290 deletions
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290
dkarm-eabi/patches/gcc-8.3.0.patch
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@ -1,290 +0,0 @@
diff --git a/gcc/config/arm/arm-cpus.in b/gcc/config/arm/arm-cpus.in
index ba194a80229..12e023c3728 100644
--- a/gcc/config/arm/arm-cpus.in
+++ b/gcc/config/arm/arm-cpus.in
@@ -401,7 +401,7 @@ begin arch armv6k
tune for mpcore
tune flags CO_PROC
base 6K
- isa ARMv6k
+ isa ARMv6k VFPv2 FP_DBL
option fp add VFPv2 FP_DBL
optalias vfpv2 fp
option nofp remove ALL_FP
diff --git a/gcc/config/arm/t-arm-elf b/gcc/config/arm/t-arm-elf
index 9ec5bf065ac..9ab3ffb109d 100644
--- a/gcc/config/arm/t-arm-elf
+++ b/gcc/config/arm/t-arm-elf
@@ -1,4 +1,4 @@
-# Copyright (C) 1998-2018 Free Software Foundation, Inc.
+# Copyright (C) 1998-2017 Free Software Foundation, Inc.
#
# This file is part of GCC.
#
@@ -16,110 +16,83 @@
# along with GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
-# Build a very basic set of libraries that should cater for most cases.
-
-# Single-precision floating-point is NOT supported; we don't build a
-# suitable library for that. Use the rm-profile config in that case.
-
-# PART 1 - Useful groups of options
-
-dp_fpus := vfp vfpv2 vfpv3 vfpv3-fp16 vfpv3-d16 vfpv3-d16-fp16 \
- neon neon-vfpv3 neon-fp16 vfpv4 neon-vfpv4 vfpv4-d16 \
- fpv5-d16 fp-armv8 neon-fp-armv8 crypto-neon-fp-armv8 \
- vfp3
-
-sp_fpus := vfpv3xd vfpv3xd-fp16 fpv4-sp-d16 fpv5-sp-d16
-
-v7a_fps := vfpv3 vfpv3-fp16 vfpv4 simd neon-fp16 neon-vfpv4
-v7ve_fps := vfpv3-d16 vfpv3 vfpv3-d16-fp16 vfpv3-fp16 vfpv4 neon \
- neon-fp16 simd
-
-# Not all these permutations exist for all architecture variants, but
-# it seems to work ok.
-v8_fps := simd fp16 crypto fp16+crypto dotprod fp16fml
-
-# We don't do anything special with these. Pre-v4t probably doesn't work.
-all_early_nofp := armv2 armv2a armv3 armv3m armv4 armv4t armv5 armv5t
-
-all_early_arch := armv5e armv5tej armv6 armv6j armv6k armv6z armv6kz \
- armv6zk armv6t2 iwmmxt iwmmxt2
-
-all_v7_a_r := armv7-a armv7ve armv7-r
-
-all_v8_archs := armv8-a armv8-a+crc armv8.1-a armv8.2-a armv8.3-a armv8.4-a
-
-# No floating point variants, require thumb1 softfp
-all_nofp_t := armv6-m armv6s-m armv8-m.base
-
-all_nofp_t2 := armv7-m
-
-all_sp_only := armv7e-m armv8-m.main
-
-MULTILIB_OPTIONS =
-MULTILIB_DIRNAMES =
+MULTILIB_OPTIONS = mthumb mbig-endian march=armv6k mfloat-abi=hard
+MULTILIB_DIRNAMES = thumb be armv6k fpu
MULTILIB_EXCEPTIONS =
MULTILIB_MATCHES =
-MULTILIB_REUSE =
-
-# PART 2 - multilib build rules
-
-MULTILIB_OPTIONS += marm/mthumb
-MULTILIB_DIRNAMES += arm thumb
-
-MULTILIB_OPTIONS += mfpu=auto
-MULTILIB_DIRNAMES += autofp
-
-MULTILIB_OPTIONS += march=armv5te+fp/march=armv7+fp
-MULTILIB_DIRNAMES += v5te v7
-
-MULTILIB_OPTIONS += mfloat-abi=hard
-MULTILIB_DIRNAMES += fpu
-
-# Build a total of 4 library variants (base options plus the following):
-MULTILIB_REQUIRED += mthumb
-MULTILIB_REQUIRED += marm/mfpu=auto/march=armv5te+fp/mfloat-abi=hard
-MULTILIB_REQUIRED += mthumb/mfpu=auto/march=armv7+fp/mfloat-abi=hard
-
-# PART 3 - Match rules
-
-# Map all supported FPUs onto mfpu=auto
-MULTILIB_MATCHES += $(foreach FPU, $(dp_fpus), \
- mfpu?auto=mfpu?$(FPU))
-
-MULTILIB_MATCHES += march?armv5te+fp=march?armv5te
-
-MULTILIB_MATCHES += $(foreach ARCH, $(all_early_arch), \
- march?armv5te+fp=march?$(ARCH) \
- march?armv5te+fp=march?$(ARCH)+fp)
-
-MULTILIB_MATCHES += march?armv7+fp=march?armv7
-
-MULTILIB_MATCHES += $(foreach FPARCH, $(v7a_fps), \
- march?armv7+fp=march?armv7-a+$(FPARCH))
-
-MULTILIB_MATCHES += $(foreach FPARCH, $(v7ve_fps), \
- march?armv7+fp=march?armv7ve+$(FPARCH))
-
-MULTILIB_MATCHES += $(foreach ARCH, $(all_v7_a_r), \
- march?armv7+fp=march?$(ARCH) \
- march?armv7+fp=march?$(ARCH)+fp)
-
-MULTILIB_MATCHES += $(foreach ARCH, $(all_v8_archs), \
- march?armv7+fp=march?$(ARCH) \
- $(foreach FPARCH, $(v8_fps), \
- march?armv7+fp=march?$(ARCH)+$(FPARCH)))
-
-MULTILIB_MATCHES += $(foreach ARCH, armv7e-m armv8-m.mainline, \
- march?armv7+fp=march?$(ARCH)+fp.dp)
-
-# PART 4 - Reuse rules
-MULTILIB_REUSE += mthumb=mthumb/mfpu.auto
-MULTILIB_REUSE += mthumb=mthumb/mfpu.auto/march.armv5te+fp
-MULTILIB_REUSE += mthumb=mthumb/march.armv5te+fp
-MULTILIB_REUSE += marm/mfpu.auto/march.armv5te+fp/mfloat-abi.hard=marm/march.armv5te+fp/mfloat-abi.hard
-MULTILIB_REUSE += marm/mfpu.auto/march.armv5te+fp/mfloat-abi.hard=march.armv5te+fp/mfloat-abi.hard
-MULTILIB_REUSE += marm/mfpu.auto/march.armv5te+fp/mfloat-abi.hard=mfpu.auto/march.armv5te+fp/mfloat-abi.hard
-MULTILIB_REUSE += mthumb/mfpu.auto/march.armv7+fp/mfloat-abi.hard=mthumb/march.armv7+fp/mfloat-abi.hard
-MULTILIB_REUSE += mthumb/mfpu.auto/march.armv7+fp/mfloat-abi.hard=mfpu.auto/march.armv7+fp/mfloat-abi.hard
-MULTILIB_REUSE += mthumb/mfpu.auto/march.armv7+fp/mfloat-abi.hard=march.armv7+fp/mfloat-abi.hard
+MULTILIB_REQUIRED = mthumb mbig-endian mthumb/mbig-endian march=armv6k/mfloat-abi=hard
+
+
+MULTILIB_MATCHES += march?armv6k=mtune?mpcore
+MULTILIB_MATCHES += march?armv6k=mcpu?mpcore
+
+
+
+#MULTILIB_OPTIONS += mcpu=fa526/mcpu=fa626/mcpu=fa606te/mcpu=fa626te/mcpu=fmp626/mcpu=fa726te
+#MULTILIB_DIRNAMES += fa526 fa626 fa606te fa626te fmp626 fa726te
+#MULTILIB_EXCEPTIONS += *mthumb*/*mcpu=fa526 *mthumb*/*mcpu=fa626
+
+#MULTILIB_OPTIONS += march=armv7
+#MULTILIB_DIRNAMES += thumb2
+#MULTILIB_EXCEPTIONS += march=armv7* marm/*march=armv7*
+#MULTILIB_MATCHES += march?armv7=march?armv7-a
+#MULTILIB_MATCHES += march?armv7=march?armv7-r
+#MULTILIB_MATCHES += march?armv7=march?armv7-m
+#MULTILIB_MATCHES += march?armv7=mcpu?cortex-a8
+#MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4
+#MULTILIB_MATCHES += march?armv7=mcpu?cortex-m3
+
+# Not quite true. We can support hard-vfp calling in Thumb2, but how do we
+# express that here? Also, we really need architecture v5e or later
+# (mcrr etc).
+#MULTILIB_OPTIONS += mfloat-abi=hard
+#MULTILIB_DIRNAMES += fpu
+#MULTILIB_EXCEPTIONS += *mthumb/*mfloat-abi=hard*
+#MULTILIB_EXCEPTIONS += *mcpu=fa526/*mfloat-abi=hard*
+#MULTILIB_EXCEPTIONS += *mcpu=fa626/*mfloat-abi=hard*
+
+# MULTILIB_OPTIONS += mcpu=ep9312
+# MULTILIB_DIRNAMES += ep9312
+# MULTILIB_EXCEPTIONS += *mthumb/*mcpu=ep9312*
+#
+# MULTILIB_OPTIONS += mlittle-endian/mbig-endian
+# MULTILIB_DIRNAMES += le be
+# MULTILIB_MATCHES += mbig-endian=mbe mlittle-endian=mle
+#
+# MULTILIB_OPTIONS += mfloat-abi=hard/mfloat-abi=soft
+# MULTILIB_DIRNAMES += fpu soft
+# MULTILIB_EXCEPTIONS += *mthumb/*mfloat-abi=hard*
+#
+# MULTILIB_OPTIONS += mno-thumb-interwork/mthumb-interwork
+# MULTILIB_DIRNAMES += normal interwork
+#
+# MULTILIB_OPTIONS += fno-leading-underscore/fleading-underscore
+# MULTILIB_DIRNAMES += elf under
+#
+# MULTILIB_OPTIONS += mcpu=arm7
+# MULTILIB_DIRNAMES += nofmult
+# MULTILIB_EXCEPTIONS += *mthumb*/*mcpu=arm7*
+# # Note: the multilib_exceptions matches both -mthumb and
+# # -mthumb-interwork
+# #
+# # We have to match all the arm cpu variants which do not have the
+# # multiply instruction and treat them as if the user had specified
+# # -mcpu=arm7. Note that in the following the ? is interpreted as
+# # an = for the purposes of matching command line options.
+# # FIXME: There ought to be a better way to do this.
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7d
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7di
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm70
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm700
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm700i
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm710
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm710c
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7100
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7500
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7500fe
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm6
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm60
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm600
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm610
+# MULTILIB_MATCHES += mcpu?arm7=mcpu?arm620
diff --git a/gcc/config/arm/unknown-elf.h b/gcc/config/arm/unknown-elf.h
index 12dd0931b08..59584fe64bc 100644
--- a/gcc/config/arm/unknown-elf.h
+++ b/gcc/config/arm/unknown-elf.h
@@ -29,7 +29,7 @@
#endif
/* Now we define the strings used to build the spec file. */
-#define UNKNOWN_ELF_STARTFILE_SPEC " crti%O%s crtbegin%O%s crt0%O%s"
+#define UNKNOWN_ELF_STARTFILE_SPEC " crti%O%s crtbegin%O%s"
#undef STARTFILE_SPEC
#define STARTFILE_SPEC \
@@ -93,4 +93,9 @@
udivmoddi4, which will depend on the exception unwind routines,
which will depend on abort, which is defined in libc. */
#undef LINK_GCC_C_SEQUENCE_SPEC
-#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %L --end-group"
+#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %L %(libgloss) --end-group"
+
+/* The system headers under devkitARM are C++-aware. */
+#undef NO_IMPLICIT_EXTERN_C
+#define NO_IMPLICIT_EXTERN_C
+
diff --git a/gcc/gcc.c b/gcc/gcc.c
index a716f708259..6a11011dba7 100644
--- a/gcc/gcc.c
+++ b/gcc/gcc.c
@@ -786,6 +786,11 @@ proper position among the other output files. */
#endif
#endif
+#ifndef LIBGLOSS_SPEC
+# define LIBGLOSS_SPEC "-lsysbase"
+#endif
+
+
/* config.h can define STARTFILE_SPEC to override the default crt0 files. */
#ifndef STARTFILE_SPEC
#define STARTFILE_SPEC \
@@ -1081,6 +1086,7 @@ static const char *link_spec = LINK_SPEC;
static const char *lib_spec = LIB_SPEC;
static const char *link_gomp_spec = "";
static const char *libgcc_spec = LIBGCC_SPEC;
+static const char *libgloss_spec = LIBGLOSS_SPEC;
static const char *endfile_spec = ENDFILE_SPEC;
static const char *startfile_spec = STARTFILE_SPEC;
static const char *linker_name_spec = LINKER_NAME;
@@ -1577,6 +1583,7 @@ static struct spec_list static_specs[] =
INIT_STATIC_SPEC ("lib", &lib_spec),
INIT_STATIC_SPEC ("link_gomp", &link_gomp_spec),
INIT_STATIC_SPEC ("libgcc", &libgcc_spec),
+ INIT_STATIC_SPEC ("libgloss", &libgloss_spec),
INIT_STATIC_SPEC ("startfile", &startfile_spec),
INIT_STATIC_SPEC ("cross_compile", &cross_compile),
INIT_STATIC_SPEC ("version", &compiler_version),
diff --git a/libgcc/config/arm/t-bpabi b/libgcc/config/arm/t-bpabi
index dddddc7c444..c2502597953 100644
--- a/libgcc/config/arm/t-bpabi
+++ b/libgcc/config/arm/t-bpabi
@@ -17,4 +17,4 @@ SHLIB_MAPFILES += $(srcdir)/config/arm/libgcc-bpabi.ver
# On ARM, specifying -fnon-call-exceptions will needlessly pull in
# the unwinder in simple programs which use 64-bit division. Omitting
# the option is safe.
-LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions
+LIB2_DIVMOD_EXCEPTION_FLAGS := -fno-exceptions
diff --git a/libgcc/crtstuff.c b/libgcc/crtstuff.c
index 5e894455e16..f81c9c6a64c 100644
--- a/libgcc/crtstuff.c
+++ b/libgcc/crtstuff.c
@@ -47,7 +47,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
/* Target machine header files require this define. */
#define IN_LIBGCC2
-
+#define USED_FOR_TARGET
/* FIXME: Including auto-host is incorrect, but until we have
identified the set of defines that need to go into auto-target.h,
this will have to do. */