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Max Filippov 8c8eb94914 gcc: xtensa: add -mabi option for call0/windowed ABI 
2020-06-15  Max Filippov  <jcmvbkbc@gmail.com>
gcc/
	* config/xtensa/elf.h (ASM_SPEC, LINK_SPEC): Pass ABI switch to
	assembler/linker.
	* config/xtensa/linux.h (ASM_SPEC, LINK_SPEC): Ditto.
	* config/xtensa/uclinux.h (ASM_SPEC, LINK_SPEC): Ditto.
	* config/xtensa/xtensa.c (xtensa_option_override): Initialize
	xtensa_windowed_abi if needed.
	* config/xtensa/xtensa.h (TARGET_WINDOWED_ABI_DEFAULT): New
	macro.
	(TARGET_WINDOWED_ABI): Redefine to xtensa_windowed_abi.
	* config/xtensa/xtensa.opt (xtensa_windowed_abi): New target
	option variable.
	(mabi=call0, mabi=windowed): New options.
	* doc/invoke.texi: Document new -mabi= Xtensa-specific options.

gcc/testsuite/
	* gcc.target/xtensa/mabi-call0.c: New test.
	* gcc.target/xtensa/mabi-windowed.c: New test.

libgcc/
	* configure: Regenerate.
	* configure.ac: Use AC_COMPILE_IFELSE instead of manual
	preprocessor invocation to check for __XTENSA_CALL0_ABI__.
 		2020-06-15 03:35:50 -07:00
..
config xtensa: libgcc: fix PR target/95571 2020-06-08 18:30:07 -07:00
soft-fp soft-fp: Update soft-fp from glibc 2019-05-17 07:37:39 -07:00
ChangeLog Daily bump. 2020-06-10 00:16:47 +00:00
Makefile.in Remove __gcov_flush. 2020-05-05 16:15:47 +02:00
config.host libgcc: cris: Remove support for crisv32-*-* and cris*-*-linux 2020-05-09 03:00:38 +02:00
config.in aarch64: Fix bootstrap with old binutils [PR93053] 2020-04-15 11:01:19 +02:00
configure gcc: xtensa: add -mabi option for call0/windowed ABI 2020-06-15 03:35:50 -07:00
configure.ac gcc: xtensa: add -mabi option for call0/windowed ABI 2020-06-15 03:35:50 -07:00
crtstuff.c Fix compilation of crtstuff.c when DEFAULT_USE_CXA_ATEXIT is false 2020-01-18 10:30:29 -05:00
dfp-bit.c Update copyright years. 2020-01-01 12:51:42 +01:00
dfp-bit.h Update copyright years. 2020-01-01 12:51:42 +01:00
divmod.c Update copyright years. 2020-01-01 12:51:42 +01:00
empty.mk
…
emutls.c Update copyright years. 2020-01-01 12:51:42 +01:00
enable-execute-stack-empty.c enable-execute-stack-empty.c (__enable_execute_stack): Add prototype. 2011-06-22 13:20:07 +02:00
enable-execute-stack-mprotect.c Update copyright years. 2020-01-01 12:51:42 +01:00
find-symver.awk Update copyright years. 2020-01-01 12:51:42 +01:00
fixed-bit.c Update copyright years. 2020-01-01 12:51:42 +01:00
fixed-bit.h Update copyright years. 2020-01-01 12:51:42 +01:00
fixed-obj.mk Makefile.in (fixed-funcs,fixed-conv-funcs): filter-out LIB2FUNCS_EXCLUDE before adding them to libgcc-objects, libgcc-s-objects. 2012-08-23 15:41:03 +00:00
floatunsidf.c Move libgcc2 to toplevel libgcc 2011-11-02 15:23:48 +00:00
floatunsisf.c Move libgcc2 to toplevel libgcc 2011-11-02 15:23:48 +00:00
floatunsitf.c Move libgcc2 to toplevel libgcc 2011-11-02 15:23:48 +00:00
floatunsixf.c Move libgcc2 to toplevel libgcc 2011-11-02 15:23:48 +00:00
fp-bit.c Update copyright years. 2020-01-01 12:51:42 +01:00
fp-bit.h Update copyright years. 2020-01-01 12:51:42 +01:00
gbl-ctors.h Update copyright years. 2020-01-01 12:51:42 +01:00
gcov.h Remove __gcov_flush. 2020-05-05 16:15:47 +02:00
gen-fixed.sh
…
generic-morestack-thread.c Update copyright years. 2020-01-01 12:51:42 +01:00
generic-morestack.c libgcc: use syscall rather than __mmap/__munmap 2020-04-07 11:30:10 -07:00
generic-morestack.h Update copyright years. 2020-01-01 12:51:42 +01:00
gstdint.h
…
gthr-posix.h Update copyright years. 2020-01-01 12:51:42 +01:00
gthr-single.h Update copyright years. 2020-01-01 12:51:42 +01:00
gthr.h Update copyright years. 2020-01-01 12:51:42 +01:00
libgcc-std.ver.in Update copyright years. 2020-01-01 12:51:42 +01:00
libgcc2.c Update copyright years. 2020-01-01 12:51:42 +01:00
libgcc2.h Update copyright years. 2020-01-01 12:51:42 +01:00
libgcov-driver-system.c Update copyright years. 2020-01-01 12:51:42 +01:00
libgcov-driver.c libgcov: fix TOPN type casting 2020-06-09 13:07:41 +02:00
libgcov-interface.c Remove __gcov_flush. 2020-05-05 16:15:47 +02:00
libgcov-merge.c Make TOPN counter dynamically allocated. 2020-06-02 12:11:02 +02:00
libgcov-profiler.c gcov: Fix build on AIX 2020-06-03 08:12:50 +02:00
libgcov-util.c gcov-tool: Flexible endian adjustment for merging coverage data 2020-05-28 08:18:21 +02:00
libgcov.h libgcov: fix TOPN type casting 2020-06-09 13:07:41 +02:00
memcmp.c Move libgcc2 to toplevel libgcc 2011-11-02 15:23:48 +00:00
memcpy.c Move libgcc2 to toplevel libgcc 2011-11-02 15:23:48 +00:00
memmove.c Move libgcc2 to toplevel libgcc 2011-11-02 15:23:48 +00:00
memset.c Move libgcc2 to toplevel libgcc 2011-11-02 15:23:48 +00:00
mkheader.sh Update copyright years. 2020-01-01 12:51:42 +01:00
mkmap-flat.awk Update copyright years. 2020-01-01 12:51:42 +01:00
mkmap-symver.awk Update copyright years. 2020-01-01 12:51:42 +01:00
offloadstuff.c Update copyright years. 2020-01-01 12:51:42 +01:00
shared-object.mk Add the nvptx port. 2014-11-10 16:12:42 +00:00
siditi-object.mk Move libgcc2 to toplevel libgcc 2011-11-02 15:23:48 +00:00
static-object.mk Add the nvptx port. 2014-11-10 16:12:42 +00:00
sync.c Update copyright years. 2020-01-01 12:51:42 +01:00
udivhi3.c Update copyright years. 2020-01-01 12:51:42 +01:00
udivmod.c Update copyright years. 2020-01-01 12:51:42 +01:00
udivmodhi4.c Update copyright years. 2020-01-01 12:51:42 +01:00
udivmodsi4.c Update copyright years. 2020-01-01 12:51:42 +01:00
unwind-arm-common.inc arm: Fix up arm installed unwind.h for use in pedantic modes [PR93615] 2020-02-10 14:35:31 +00:00
unwind-c.c Update copyright years. 2020-01-01 12:51:42 +01:00
unwind-compat.c Update copyright years. 2020-01-01 12:51:42 +01:00
unwind-compat.h Update copyright years. 2020-01-01 12:51:42 +01:00
unwind-dw2-fde-compat.c Update copyright years. 2020-01-01 12:51:42 +01:00
unwind-dw2-fde-dip.c nios2: Support for GOT-relative DW_EH_PE_datarel encoding. 2020-01-31 16:46:50 -08:00
unwind-dw2-fde.c Update copyright years. 2020-01-01 12:51:42 +01:00
unwind-dw2-fde.h Update copyright years. 2020-01-01 12:51:42 +01:00
unwind-dw2.c Update copyright years. 2020-01-01 12:51:42 +01:00
unwind-dw2.h Update copyright years. 2020-01-01 12:51:42 +01:00
unwind-generic.h Update copyright years. 2020-01-01 12:51:42 +01:00
unwind-pe.h arm: Fix up arm installed unwind.h for use in pedantic modes [PR93615] 2020-02-10 14:35:31 +00:00
unwind-seh.c Update copyright years. 2020-01-01 12:51:42 +01:00
unwind-sjlj.c Update copyright years. 2020-01-01 12:51:42 +01:00
unwind.inc Update copyright years. 2020-01-01 12:51:42 +01:00
vtv_end.c Update copyright years. 2020-01-01 12:51:42 +01:00
vtv_end_preinit.c Update copyright years. 2020-01-01 12:51:42 +01:00
vtv_start.c Update copyright years. 2020-01-01 12:51:42 +01:00
vtv_start_preinit.c Update copyright years. 2020-01-01 12:51:42 +01:00