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Christophe Lyon 637aeb6b8d arm: Fix multiple inheritance thunks for thumb-1 with -mpure-code
When -mpure-code is used, we cannot load delta from code memory (like
we do without -mpure-code).

This patch builds the value of mi_delta into r3 with a series of
movs/adds/lsls.

We also do some cleanup by not emitting the function address and delta
via .word directives at the end of the thunk since we don't use them
with -mpure-code.

No need for new testcases, this bug was already identified by:
g++.dg/ipa/pr46287-3.C
g++.dg/ipa/pr46984.C
g++.dg/opt/thunk1.C
g++.dg/torture/pr46287.C
g++.dg/torture/pr45699.C

2020-11-02  Christophe Lyon  <christophe.lyon@linaro.org>

	gcc/
	* config/arm/arm.c (arm_thumb1_mi_thunk): Build mi_delta in r3 and
	do not emit function address and delta when -mpure-code is used.
2020-11-02 14:40:10 +00:00
config Fixup config/ChangeLog. 2020-09-10 10:17:51 +02:00
contrib gcc-changelog: Handle situations like '* tree-vect-slp.c (): ' 2020-10-30 11:24:49 +01:00
fixincludes Daily bump. 2020-10-04 00:16:21 +00:00
gcc arm: Fix multiple inheritance thunks for thumb-1 with -mpure-code 2020-11-02 14:40:10 +00:00
gnattools
gotools Daily bump. 2020-10-30 00:16:29 +00:00
include Daily bump. 2020-09-25 00:16:27 +00:00
INSTALL
intl intl: Unbreak intl build with bison 3 when no regeneration is needed [PR92008] 2020-04-16 11:55:00 +02:00
libada Add `--with-toolexeclibdir=' configuration option 2020-01-24 11:24:25 +00:00
libatomic Daily bump. 2020-10-12 00:16:25 +00:00
libbacktrace Daily bump. 2020-10-21 00:16:36 +00:00
libcc1 Daily bump. 2020-10-15 00:16:34 +00:00
libcpp Daily bump. 2020-10-21 00:16:36 +00:00
libdecnumber Daily bump. 2020-07-31 00:16:26 +00:00
libffi Daily bump. 2020-09-25 00:16:27 +00:00
libgcc Introduce support for vxworks7r2 on x86 and x86_64 2020-10-30 08:25:26 +00:00
libgfortran PR libfortran/97581 - clean up size calculation of random generator state 2020-10-30 20:49:32 +01:00
libgo libgo: handle linking to NetBSD's versioned symbols 2020-10-28 18:20:50 -07:00
libgomp Simplify and enhance 'libgomp.oacc-c-c++-common/pr85486*.c' [PR85486] 2020-11-02 14:20:01 +01:00
libhsail-rt Add `--with-toolexeclibdir=' configuration option 2020-01-24 11:24:25 +00:00
libiberty Daily bump. 2020-10-07 00:16:35 +00:00
libitm Daily bump. 2020-10-02 00:16:27 +00:00
libobjc Daily bump. 2020-10-12 00:16:25 +00:00
liboffloadmic Add missing ChangeLog entries. 2020-05-05 16:10:13 +02:00
libphobos Daily bump. 2020-10-28 00:16:38 +00:00
libquadmath Daily bump. 2020-05-30 00:16:27 +00:00
libsanitizer ASAN: Support detect_invalid_pointer_pairs=1 with detect_stack_use_after_return=1 2020-10-21 09:27:08 +02:00
libssp Daily bump. 2020-05-30 00:16:27 +00:00
libstdc++-v3 libstdc++: Define type traits for wchar_t even when libc support missing 2020-11-01 11:39:07 +00:00
libvtv Daily bump. 2020-05-30 00:16:27 +00:00
lto-plugin Daily bump. 2020-09-11 00:16:28 +00:00
maintainer-scripts Daily bump. 2020-05-30 00:16:27 +00:00
zlib Daily bump. 2020-05-30 00:16:27 +00:00
.dir-locals.el
.gitattributes Add *.md diff=md. 2020-01-15 14:29:53 +01:00
.gitignore Add .clang-tidy to git ignored. 2020-06-12 16:03:02 +02:00
ABOUT-NLS
ar-lib
ChangeLog Daily bump. 2020-10-07 00:16:35 +00:00
ChangeLog.jit
ChangeLog.tree-ssa
compile
config-ml.in MSP430: Add -fno-exceptions multilib 2019-12-11 19:19:50 +00:00
config.guess
config.rpath
config.sub
configure configure: Fix in-tree building of GMP on BSD [PR97302] 2020-10-06 11:49:34 +02:00
configure.ac configure: Fix in-tree building of GMP on BSD [PR97302] 2020-10-06 11:49:34 +02:00
COPYING
COPYING.LIB
COPYING.RUNTIME
COPYING3
COPYING3.LIB
depcomp
install-sh
libtool-ldflags
libtool.m4
ltgcc.m4
ltmain.sh Do not use HAVE_DOS_BASED_FILE_SYSTEM for Cygwin. 2020-04-17 09:22:51 +02:00
ltoptions.m4
ltsugar.m4
ltversion.m4
lt~obsolete.m4
MAINTAINERS MAINTAINERS: Add myself for write after approval. 2020-09-18 15:31:46 +01:00
Makefile.def Merge top-level configury changes from gdb 2020-04-09 06:52:55 -06:00
Makefile.in Merge top-level configury changes from gdb 2020-04-09 06:52:55 -06:00
Makefile.tpl
missing
mkdep
mkinstalldirs
move-if-change
multilib.am
README
symlink-tree
test-driver
ylwrap

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