* [arm-embedded] Patch to define multilibs for arm embedded-4_8-branch
@ 2013-07-24 8:58 Terry Guo
2013-07-31 3:43 ` Joey Ye
0 siblings, 1 reply; 2+ messages in thread
From: Terry Guo @ 2013-07-24 8:58 UTC (permalink / raw)
To: Joey Ye; +Cc: gcc-patches
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Hi Joey,
This patch is to define multilibs for recently created embedded-4_8-branch.
Is it OK to commit?
BR,
Terry
2013-07-24 Terry Guo <terry.guo@arm.com>
* configure.ac (with_multilib_list): Export its value.
* Makefile.in (with_multilib_list): Import it from configure files.
* configure: Regenerated.
* config/arm/t-mlibs: New files to define multilibs.
* config.gcc: Use above multilib fragment.
[-- Attachment #2: enable-multilib.txt --]
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Index: gcc/config.gcc
===================================================================
--- gcc/config.gcc (revision 201200)
+++ gcc/config.gcc (working copy)
@@ -917,7 +917,7 @@
case ${target} in
arm*-*-eabi*)
tm_file="$tm_file newlib-stdint.h"
- tmake_file="${tmake_file} arm/t-bpabi"
+ tmake_file="${tmake_file} arm/t-bpabi arm/t-mlibs"
use_gcc_stdint=wrap
;;
arm*-*-rtems*)
Index: gcc/ChangeLog.arm
===================================================================
--- gcc/ChangeLog.arm (revision 0)
+++ gcc/ChangeLog.arm (working copy)
@@ -0,0 +1,7 @@
+2013-07-24 Terry Guo <terry.guo@arm.com>
+
+ * configure.ac (with_multilib_list): Export its value.
+ * Makefile.in (with_multilib_list): Import it from configure files.
+ * configure: Regenerated.
+ * config/arm/t-mlibs: New files to define multilibs.
+ * config.gcc: Use above multilib fragment.
Index: gcc/configure
===================================================================
--- gcc/configure (revision 201200)
+++ gcc/configure (working copy)
@@ -753,6 +753,7 @@
LN_S
AWK
SET_MAKE
+with_multilib_list
REPORT_BUGS_TEXI
REPORT_BUGS_TO
PKGVERSION
@@ -1660,7 +1661,7 @@
--with-specs=SPECS add SPECS to driver command-line processing
--with-pkgversion=PKG Use PKG in the version string in place of "GCC"
--with-bugurl=URL Direct users to URL to report a bug
- --with-multilib-list select multilibs (SH and x86-64 only)
+ --with-multilib-list select multilibs (ARM, SH and x86-64 only)
--with-gnu-ld assume the C compiler uses GNU ld default=no
--with-libiconv-prefix[=DIR] search for libiconv in DIR/include and DIR/lib
--without-libiconv-prefix don't search for libiconv in includedir and libdir
@@ -7397,6 +7398,7 @@
fi
+
# -------------------------
# Checks for other programs
# -------------------------
@@ -17828,7 +17830,7 @@
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 17831 "configure"
+#line 17833 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -17934,7 +17936,7 @@
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 17937 "configure"
+#line 17939 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
Index: gcc/configure.ac
===================================================================
--- gcc/configure.ac (revision 201200)
+++ gcc/configure.ac (working copy)
@@ -839,9 +839,10 @@
[enable_languages=c])
AC_ARG_WITH(multilib-list,
-[AS_HELP_STRING([--with-multilib-list], [select multilibs (SH and x86-64 only)])],
+[AS_HELP_STRING([--with-multilib-list], [select multilibs (ARM, SH and x86-64 only)])],
:,
with_multilib_list=default)
+AC_SUBST(with_multilib_list)
# -------------------------
# Checks for other programs
Index: gcc/config/arm/t-mlibs
===================================================================
--- gcc/config/arm/t-mlibs (revision 0)
+++ gcc/config/arm/t-mlibs (working copy)
@@ -0,0 +1,85 @@
+# A set of predefined MULTILIB which can be used for different ARM targets.
+# Via the configure option --with-multilib-list, user can customize the
+# final MULTILIB implementation.
+
+comma := ,
+space :=
+space +=
+
+MULTILIB_OPTIONS = mthumb/marm
+MULTILIB_DIRNAMES = thumb arm
+MULTILIB_OPTIONS += march=armv6s-m/march=armv7-m/march=armv7e-m/march=armv7
+MULTILIB_DIRNAMES += armv6-m armv7-m armv7e-m armv7-ar
+MULTILIB_OPTIONS += mfloat-abi=softfp/mfloat-abi=hard
+MULTILIB_DIRNAMES += softfp fpu
+MULTILIB_OPTIONS += mfpu=fpv4-sp-d16/mfpu=vfpv3-d16
+MULTILIB_DIRNAMES += fpv4-sp-d16 vfpv3-d16
+
+MULTILIB_MATCHES = march?armv6s-m=mcpu?cortex-m0
+MULTILIB_MATCHES += march?armv6s-m=mcpu?cortex-m0plus
+MULTILIB_MATCHES += march?armv6s-m=mcpu?cortex-m1
+MULTILIB_MATCHES += march?armv6s-m=march?armv6-m
+MULTILIB_MATCHES += march?armv7-m=mcpu?cortex-m3
+MULTILIB_MATCHES += march?armv7e-m=mcpu?cortex-m4
+MULTILIB_MATCHES += march?armv7=march?armv7-r
+MULTILIB_MATCHES += march?armv7=march?armv7-a
+MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4
+MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4f
+MULTILIB_MATCHES += march?armv7=mcpu?cortex-r5
+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a5
+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a7
+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a8
+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a9
+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a15
+MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv3
+MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv3-fp16
+MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv3-d16-fp16
+MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv3xd
+MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv3xd-fp16
+MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv4
+MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv4-d16
+MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?neon
+MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?neon-fp16
+MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?neon-vfpv4
+
+MULTILIB_EXCEPTIONS =
+MULTILIB_REUSE =
+
+MULTILIB_REQUIRED = mthumb
+MULTILIB_REQUIRED += marm
+MULTILIB_REQUIRED += mfloat-abi=hard
+
+MULTILIB_OSDIRNAMES = mthumb=!thumb
+MULTILIB_OSDIRNAMES += marm=!arm
+MULTILIB_OSDIRNAMES += mfloat-abi.hard=!fpu
+
+ifneq (,$(findstring armv6-m,$(subst $(comma),$(space),$(with_multilib_list))))
+MULTILIB_REQUIRED += mthumb/march=armv6s-m
+MULTILIB_OSDIRNAMES += mthumb/march.armv6s-m=!armv6-m
+endif
+
+ifneq (,$(findstring armv7-m,$(subst $(comma),$(space),$(with_multilib_list))))
+MULTILIB_REQUIRED += mthumb/march=armv7-m
+MULTILIB_OSDIRNAMES += mthumb/march.armv7-m=!armv7-m
+endif
+
+ifneq (,$(findstring armv7e-m,$(subst $(comma),$(space),$(with_multilib_list))))
+MULTILIB_REQUIRED += mthumb/march=armv7e-m
+MULTILIB_REQUIRED += mthumb/march=armv7e-m/mfloat-abi=softfp/mfpu=fpv4-sp-d16
+MULTILIB_REQUIRED += mthumb/march=armv7e-m/mfloat-abi=hard/mfpu=fpv4-sp-d16
+MULTILIB_OSDIRNAMES += mthumb/march.armv7e-m=!armv7e-m
+MULTILIB_OSDIRNAMES += mthumb/march.armv7e-m/mfloat-abi.hard/mfpu.fpv4-sp-d16=!armv7e-m/fpu
+MULTILIB_OSDIRNAMES += mthumb/march.armv7e-m/mfloat-abi.softfp/mfpu.fpv4-sp-d16=!armv7e-m/softfp
+endif
+
+ifneq (,$(filter armv7 armv7-r armv7-a,$(subst $(comma),$(space),$(with_multilib_list))))
+MULTILIB_REQUIRED += mthumb/march=armv7
+MULTILIB_REQUIRED += mthumb/march=armv7/mfloat-abi=softfp/mfpu=vfpv3-d16
+MULTILIB_REQUIRED += mthumb/march=armv7/mfloat-abi=hard/mfpu=vfpv3-d16
+MULTILIB_OSDIRNAMES += mthumb/march.armv7=!armv7-ar/thumb
+MULTILIB_OSDIRNAMES += mthumb/march.armv7/mfloat-abi.hard/mfpu.vfpv3-d16=!armv7-ar/thumb/fpu
+MULTILIB_OSDIRNAMES += mthumb/march.armv7/mfloat-abi.softfp/mfpu.vfpv3-d16=!armv7-ar/thumb/softfp
+MULTILIB_REUSE += mthumb/march.armv7=marm/march.armv7
+MULTILIB_REUSE += mthumb/march.armv7/mfloat-abi.softfp/mfpu.vfpv3-d16=marm/march.armv7/mfloat-abi.softfp/mfpu.vfpv3-d16
+MULTILIB_REUSE += mthumb/march.armv7/mfloat-abi.hard/mfpu.vfpv3-d16=marm/march.armv7/mfloat-abi.hard/mfpu.vfpv3-d16
+endif
Index: gcc/Makefile.in
===================================================================
--- gcc/Makefile.in (revision 201200)
+++ gcc/Makefile.in (working copy)
@@ -526,6 +526,7 @@
lang_specs_files=@lang_specs_files@
lang_tree_files=@lang_tree_files@
target_cpu_default=@target_cpu_default@
+with_multilib_list=@with_multilib_list@
OBJC_BOEHM_GC=@objc_boehm_gc@
extra_modes_file=@extra_modes_file@
extra_opt_files=@extra_opt_files@
^ permalink raw reply [flat|nested] 2+ messages in thread
* RE: [arm-embedded] Patch to define multilibs for arm embedded-4_8-branch
2013-07-24 8:58 [arm-embedded] Patch to define multilibs for arm embedded-4_8-branch Terry Guo
@ 2013-07-31 3:43 ` Joey Ye
0 siblings, 0 replies; 2+ messages in thread
From: Joey Ye @ 2013-07-31 3:43 UTC (permalink / raw)
To: Terry Guo; +Cc: gcc-patches
OK
- Joey
> -----Original Message-----
> From: Terry Guo
> Sent: Wednesday, July 24, 2013 16:15
> To: Joey Ye
> Cc: gcc-patches@gcc.gnu.org
> Subject: [arm-embedded] Patch to define multilibs for arm embedded-4_8-
> branch
>
> Hi Joey,
>
> This patch is to define multilibs for recently created
embedded-4_8-branch.
> Is it OK to commit?
>
> BR,
> Terry
>
> 2013-07-24 Terry Guo <terry.guo@arm.com>
>
> * configure.ac (with_multilib_list): Export its value.
> * Makefile.in (with_multilib_list): Import it from configure files.
> * configure: Regenerated.
> * config/arm/t-mlibs: New files to define multilibs.
> * config.gcc: Use above multilib fragment.
^ permalink raw reply [flat|nested] 2+ messages in thread
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2013-07-31 3:43 ` Joey Ye
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