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The libffi 3.4.2 import badly broke Solaris/x86 bootstrap with the native
assembler:
Assembler:
"/vol/gcc/src/hg/master/local/libffi/src/x86/win64.S", line 88 :
Illegal mnemonic
Near line: ".macro epilogue"
"/vol/gcc/src/hg/master/local/libffi/src/x86/win64.S", line 88 : Syntax
error
Near line: ".macro epilogue"
"/vol/gcc/src/hg/master/local/libffi/src/x86/win64.S", line 95 :
Illegal mnemonic
Near line: ".endm"
"/vol/gcc/src/hg/master/local/libffi/src/x86/win64.S", line 95 : Syntax
error
Near line: ".endm"
"/vol/gcc/src/hg/master/local/libffi/src/x86/win64.S", line 100 :
Illegal mnemonic
Near line: " epilogue"
"/vol/gcc/src/hg/master/local/libffi/src/x86/win64.S", line 100 :
Syntax error
Near line: "epilogue"
Solaris as doesn't support .macro/.endm.
Fixed by using #define instead of the unportable .macro.
Tested on i386-pc-solaris2.11 and x86_64-pc-linux-gnu.
The bug has been reported upstream
(https://github.com/libffi/libffi/issues/665); a corresponding pull
request is also pending (https://github.com/libffi/libffi/pull/669).
2021-10-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
libffi:
PR libffi/102874
* src/x86/win64.S (epilogue): Use #define instead of .macro.
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This fixes bootstrap for the current problems building libffi.
2021-10-25 Segher Boessenkool <segher@kernel.crashing.org>
libffi/
* src/powerpc/linux64.S: Enable AltiVec insns.
* src/powerpc/linux64_closure.S: Ditto.
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Merged commit: f9ea41683444ebe11cfa45b05223899764df28fb
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for some instructions, MIPS r6 uses different encoding other than
the previous releases.
1. mips/n32.S disable .set mips4: since it casuses old insn encoding
is used.
https://github.com/libffi/libffi/pull/396 has been accepted as:
94c102aa69b04337f63498e0e6551fcdce549ae5
2. mips/ffi.c: the encoding for JR is hardcoded: we need to use
different value for r6 and pre-r6.
https://github.com/libffi/libffi/pull/401 has been accpeted as:
746dbe3a6a79a41931c03b51df2972be4d5e5028
libffi/
PR libffi/83636
* src/mips/n32.S: disable .set mips4
* src/mips/ffi.c: use different JR encoding for r6.
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As the following testcase shows, libffi didn't handle properly
classify_arguments of structures at byte offsets not divisible by
UNITS_PER_WORD. The following patch adjusts it to match what
config/i386/ classify_argument does for that and also ports the
PR38781 fix there (the second chunk).
This has been committed to upstream libffi already:
https://github.com/libffi/libffi/commit/5651bea284ad0822eafe768e3443c2f4d7da2c8f
2021-06-16 Jakub Jelinek <jakub@redhat.com>
* src/x86/ffi64.c (classify_argument): For FFI_TYPE_STRUCT set words
to number of words needed for type->size + byte_offset bytes rather
than just type->size bytes. Compute pos before the loop and check
total size of the structure.
* testsuite/libffi.call/nested_struct12.c: New test.
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Adding a nop broke ffi_closure_LINUX64!
* src/powerpc/linux64_closure.S (ffi_closure_LINUX64): Correct
location of .Lret.
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Power10 pc-relative code doesn't use or preserve r2 as a TOC pointer.
That means calling between pc-relative and TOC using code can't be
done without intervening linker stubs, and a call from TOC code to
pc-relative code must have a nop after the bl in order to restore r2.
Now the PowerPC libffi assembly code doesn't use r2 except for the
implicit use when making calls back to C, ffi_closure_helper_LINUX64
and ffi_prep_args64. So changing the assembly to interoperate with
pc-relative code without stubs is easily done.
* src/powerpc/linux64.S (ffi_call_LINUX64): Don't emit global
entry when __PCREL__. Call using @notoc. Add nops.
* src/powerpc/linux64_closure.S (ffi_closure_LINUX64): Likewise.
(ffi_go_closure_linux64): Likewise.
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Backport of RISC-V support for libffi go closures
* src/riscv/ffi.c (ffi_call_go, ffi_prep_go_closure): New
functions.
(ffi_call_int): Renamed from ffi_call.
(ffi_call_asm, ffi_closure_inner): Adjust interface.
* src/riscv/ffitarget.h (FFI_GO_CLOSURES): Define.
* src/riscv/sysv.S (ffi_go_closure_asm): New function.
(ffi_closure_asm, ffi_call_asm): Update for adjusted interfaces.
From-SVN: r263550
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* configure.host: Add RISC-V support.
* Makefile.am: Likewise.
* Makefile.in: Regenerate.
* src/riscv/ffi.c, src/riscv/ffitarget.h, src/riscv/sysv.S: New
files.
From-SVN: r260033
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The ELFv1 ABI says: "Single precision floating point values are mapped
to the second word in a single doubleword" and also "Floating point
registers f1 through f13 are used consecutively to pass up to 13
floating point values, one member aggregates passed by value
containing a floating point value, and to pass complex floating point
values".
libffi wasn't expecting float args in the second word, and wasn't
passing one member aggregates in fp registers. This patch fixes those
problems, making use of the existing ELFv2 homogeneous aggregate
support since a one element fp struct is a special case of an
homogeneous aggregate.
I've also set a flag when returning pointers that might be used one
day. This is just a tidy since the ppc64 assembly support code
currently doesn't test FLAG_RETURNS_64BITS for integer types..
* src/powerpc/ffi_linux64.c (discover_homogeneous_aggregate):
Compile for ELFv1 too, handling single element aggregates.
(ffi_prep_cif_linux64_core): Call discover_homogeneous_aggregate
for ELFv1. Set FLAG_RETURNS_64BITS for FFI_TYPE_POINTER return.
(ffi_prep_args64): Call discover_homogeneous_aggregate for ELFv1,
and handle single element structs containing float or double
as if the element wasn't wrapped in a struct. Store floats in
second word of doubleword slot when big-endian.
(ffi_closure_helper_LINUX64): Similarly.
From-SVN: r259934
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2017-08-31 Tony Reix <tony.reix@atos.net>
* src/powerpc/aix.S (ffi_call_AIX): Add debugging pseudo-op and
labels for EH.
(ffi_call_go_AIX): New function.
(_GLOBAL__F_libffi_src_powerpc_aix): New EH frame.
* src/powerpc/aix_closure.S (ffi_closure_ASM): Add debugging
pseudo-op and labels for EH.
(ffi_go_closure_ASM): New function.
(_GLOBAL__F_libffi_src_powerpc_aix_closure): New EH frame.
* src/powrpc/ffi_darwin.c (ffi_call_go): New function.
(ffi_prep_go_closure): New function.
(ffi_closure_helper_common): Rename from ffi_closure_helper_DARWIN.
(ffi_closure_helper_DARWIN): Call ffi_closure_helper_common.
(ffi_go_closure_helper_DARWIN): Call ffi_closure_helper_common.
* src/powerpc/ffitarget.h (FFI_GO_CLOSURES): Define.
From-SVN: r253386
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* src/pa/ffi.c (ffi_struct_type): Put type declaration on separate line.
(ffi_prep_args_pa32): Likewise.
(ffi_size_stack_pa32): Likewise.
(ffi_prep_cif_machdep): Likewise.
(ffi_call): Likewise. Rename to ffi_call_int. Add closure argument
and update call to ffi_call_pa32.
(ffi_call, ffi_call_go, ffi_prep_go_closure): New.
(ffi_closure_inner_pa32): Update to handle go closures.
* src/pa/ffitarget.h (FFI_GO_CLOSURES): Define.
* src/pa/hpux32.S (ffi_call_pa32): Pass go closure argument in static
chain register (%ret1).
(ffi_closure_pa32): Set closure type argument to zero.
(ffi_go_closure_pa32): New function. Add unwind data for it.
* src/pa/linux.S: Likewise. Use cfi directives for unwind data.
* testsuite/libffi.go/static-chain.h (STATIC_CHAIN_REG): Define for
hppa.
From-SVN: r239978
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* src/aarch64/ffitarget.h (FFI_SIZEOF_JAVA_RAW) [__ILP32__]:
Define.
From-SVN: r234282
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ppc32 starts using the stack for integer arg passing when we run out
of integer arg passing registers. Similarly, we start using the stack
for floating point args when we run out of floating point registers.
The decision on where an integer arg goes does not depend on number of
floating point args, nor does the decision on where a floating point
arg goes depend on number of integer args. Alignment of stack args
also simply depends on number of stack args.
This patch untangles the horrible mess we had, with intarg_count being
wrongly used to count both integer args and stack words.
* src/powerpc/ffi_sysv.c (ffi_prep_cif_sysv_core): Count fprs,
gprs, and stack words separately.
(ffi_prep_args_SYSV): Similarly.
From-SVN: r228307
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2015-02-10 Andrew Pinski <apinski@cavium.com>
* src/aarch64/ffitarget.h (ffi_arg): Use unsigned long long for ILP32.
(FFI_SIZEOF_ARG): Define to 64 for ILP32.
(ffi_sarg): Use signed long long for ILP32.
* src/aarch64/sysv.S (PTR_REG): New macro.
(PTR_SIZE): New macro.
(ffi_closure_SYSV): Load cif, fn and user_data using PTR_REG.
(ffi_go_closure_SYSV): Load cif and fn using PTR_REG.
From-SVN: r220598
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Includes build fixes for Solaris and FreeBSD.
From-SVN: r220222
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Includes build fixes for Solaris and Cygwin.
From-SVN: r219860
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PR libffi/64572
* src/x86/ffitarget.h (FFI_GO_CLOSURES): Do not define for darwin.
(FFI_TARGET_HAS_COMPLEX_TYPE): Likewise.
From-SVN: r219538
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* src/x86/ffi.c (ffi_raw_call): Fill in frame.
From-SVN: r219505
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From-SVN: r219477
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* src/powerpc/linux64.S: Emit .note.GNU-stack even when
POWERPC64 is not defined.
* src/powerpc/linux64_closure.S: Likewise. Also test _CALL_ELF == 2.
From-SVN: r215155
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* src/alpha/ffi.c: Do not include stdlib.h.
(ffi_closure_osf_inner) <default>: Use FFI_ASSERT instead of abort.
From-SVN: r213049
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Currently it is not possible to build GCC's libjava support on Cygwin-64.
This patch fixes the current build-problems on Cygwin-64 and the most
fundamental bugs on that platform.
Note you must still add --enable-threads=posix to successfully build the
java language support.
boehm-gc/ChangeLog:
2014-05-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
Fix current cygwin-64 build problems.
* include/gc_config_macros.h (GC_PTHREADS): Use __CYGWIN__ instead
of __CYGWIN32__ here.
* win32_threads.c (GC_push_all_stacks): Push all X86_64 registers.
(GC_get_thread_stack_base): Get the stack base for X86_64.
libffi/ChangeLog:
2014-05-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
Fix current cygwin-64 build problems.
* src/java_raw_api.c: Remove if !defined(FFI_NO_RAW_API).
* src/x86/ffi.c: Add if defined(__CYGWIN__).
* src/x86/win64.S (ffi_closure_win64, ffi_call_win64): Added
handling for FFI_TYPE_UINT64, FFI_TYPE_POINTER and FFI_TYPE_INT.
Added SEH information. Fixed formatting.
libgcc/ChangeLog:
2014-05-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
* unwind-seh.c (_Unwind_Backtrace): Uncommented, finished
implementation.
libjava/ChangeLog:
2014-05-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
Fix current cygwin-64 build problems.
* configure.host: Added handling for x86_64-*-cygwin/mingw.
* boehm.cc (_Jv_GCAttachThread, _Jv_GCDetachThread): Don't compile if
GC_WIN32_THREADS is defined.
* java/lang/natClass.cc (_Jv_InterfaceAssignableFrom): Rename interface
to source_interface.
libjava/classpath/ChangeLog:
2014-05-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
Fix current cygwin-64 build problems.
* native/fdlibm/mprec.c (_REENT_CHECK_MP, _REENT_MP_FREELIST,
_REENT_MP_P5S, __ULong, __Long): Undefine previous definitions.
From-SVN: r210386
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libffi/
* src/aarch64/sysv.S (ffi_closure_SYSV): Use x29 as the
main CFA reg; update cfi_rel_offset.
From-SVN: r208515
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modification)
PR libffi/60073
* src/sparc/v8.S: Assemble only if !SPARC64.
* src/sparc/v9.S: Remove obsolete comment.
* src/sparc/ffitarget.h (enum ffi_abi): Add FFI_COMPAT_V9.
(V8_ABI_P): New macro.
(V9_ABI_P): Likewise.
(FFI_EXTRA_CIF_FIELDS): Define only if SPARC64.
* src/sparc/ffi.c (ffi_prep_args_v8): Compile only if !SPARC64.
(ffi_prep_args_v9): Compile only if SPARC64.
(ffi_prep_cif_machdep_core): Use V9_ABI_P predicate.
(ffi_prep_cif_machdep): Guard access to nfixedargs field.
(ffi_prep_cif_machdep_var): Likewise.
(ffi_v9_layout_struct): Compile only if SPARC64.
(ffi_call): Deal with FFI_V8PLUS and FFI_COMPAT_V9 and fix warnings.
(ffi_prep_closure_loc): Use V9_ABI_P and V8_ABI_P predicates.
(ffi_closure_sparc_inner_v8): Compile only if !SPARC64.
(ffi_closure_sparc_inner_v9): Compile only if SPARC64. Guard access
to nfixedargs field.
From-SVN: r207822
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modification)
PR libffi/60073
* src/sparc/ffitarget.h (FFI_TARGET_SPECIFIC_VARIADIC): Define.
(FFI_EXTRA_CIF_FIELDS): Likewise.
(FFI_NATIVE_RAW_API): Move around.
* src/sparc/ffi.c (ffi_prep_cif_machdep_core): New function from...
(ffi_prep_cif_machdep): ...here. Call ffi_prep_cif_machdep_core.
(ffi_prep_cif_machdep_var): New function.
(ffi_closure_sparc_inner_v9): Do not pass anonymous FP arguments in
FP registers.
* doc/libffi.texi (Introduction): Fix inaccuracy.
From-SVN: r207763
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* src/powerpc/ffitarget.h: Import from upstream.
* src/powerpc/ffi_powerpc.h: Likewise.
* src/powerpc/ffi.c: Likewise.
* src/powerpc/ffi_sysv.c: Likewise.
* src/powerpc/ffi_linux64.c: Likewise.
* src/powerpc/sysv.S: Likewise.
* src/powerpc/ppc_closure.S: Likewise.
* src/powerpc/linux64.S: Likewise.
* src/powerpc/linux64_closure.S: Likewise.
* src/types.c: Likewise.
* Makefile.am (EXTRA_DIST): Add new src/powerpc files.
(nodist_libffi_la_SOURCES <POWERPC, POWERPC_FREEBSD>): Likewise.
* configure.ac (HAVE_LONG_DOUBLE_VARIANT): Define for powerpc.
* include/ffi.h.in (ffi_prep_types): Declare.
* src/prep_cif.c (ffi_prep_cif_core): Call ffi_prep_types.
* configure: Regenerate.
* fficonfig.h.in: Regenerate.
* Makefile.in: Regenerate.
* man/Makefile.in: Regenerate.
* include/Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
From-SVN: r205844
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* src/powerpc/ppc_closure.S: Don't bl .Luint128.
From-SVN: r204918
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PowerPC64 ELFv2 support
* src/powerpc/ffitarget.h: Import from upstream.
* src/powerpc/ffi.c: Likewise.
* src/powerpc/linux64.S: Likewise.
* src/powerpc/linux64_closure.S: Likewise.
* doc/libffi.texi: Likewise.
* testsuite/libffi.call/cls_double_va.c: Likewise.
* testsuite/libffi.call/cls_longdouble_va.c: Likewise.
From-SVN: r204917
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* src/powerpc/ffi.c (ffi_prep_args_SYSV): Move var declaration
before statements.
(ffi_prep_args64): Support little-endian.
(ffi_closure_helper_SYSV, ffi_closure_helper_LINUX64): Likewise.
* src/powerpc/linux64_closure.S (ffi_closure_LINUX64): Likewise.
* src/powerpc/ppc_closure.S (ffi_closure_SYSV): Likewise.
From-SVN: r200383
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* src/x86/win64.S: Make use of ffi_closure_win64_inner
symbol pc-relative.
From-SVN: r196900
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definition outside enclosing #if scope.
* src/closures.c (is_emutramp_enabled [!FFI_MMAP_EXEC_EMUTRAMP_PAX]):
Move default definition outside enclosing #if scope.
From-SVN: r196527
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2013-02-06 Andreas Tobler <andreast@fgznet.ch>
* src/powerpc/ffi.c (ffi_prep_cif_machdep): Fix case where
DOUBLE equal LONGDOUBLE.
From-SVN: r195812
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From-SVN: r194722
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* src/powerpc/linux64_closure.S: Add new ABI support.
* src/powerpc/linux64.S: Likewise.
From-SVN: r193015
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2012-08-26 Andrew Pinski <apinski@cavium.com>
PR libffi/53014
* src/mips/ffi.c (ffi_prep_closure_loc): Allow n32 with soft-float and n64 with
soft-float.
From-SVN: r190696
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when things are wrong.
* src/s390/ffi.c (ffi_prep_closure_loc): Don't ASSERT ABI test,
just return FFI_BAD_ABI when things are wrong.
From-SVN: r190230
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PR libffi/53982
PR libffi/53973
* src/x86/ffitarget.h: Check __ILP32__ instead of __LP64__ for
x32.
(FFI_SIZEOF_JAVA_RAW): Defined to 4 for x32.
From-SVN: r189626
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* src/powerpc/ffi.c (ffi_prep_args_SYSV): Declare double_tmp.
Silence casting pointer to integer of different size warning.
Delete goto to previously deleted label.
(ffi_call): Silence possibly undefined warning.
(ffi_closure_helper_SYSV): Declare variable type.
From-SVN: r186091
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From-SVN: r185955
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when things are wrong.
* src/sh/ffi.c (ffi_prep_closure_loc): Don't ASSERT ABI test,
just return FFI_BAD_ABI when things are wrong.
* src/sh64/ffi.c (ffi_prep_closure_loc): Ditto.
From-SVN: r185361
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of ffi_closure_helper_DARWIN and...
* src/powerpc/aix_closure.S (ffi_closure_ASM): Adjust for Darwin64
change to return value of ffi_closure_helper_DARWIN and load type
from return type.
From-SVN: r185152
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From-SVN: r184897
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PR libffi/52221
* src/x86/ffi.c (ffi_closure_raw_THISCALL): New
prototype.
(ffi_prep_raw_closure_loc): Use ffi_closure_raw_THISCALL for
thiscall-convention.
(ffi_raw_call): Use ffi_prep_args_raw.
* src/x86/win32.S (ffi_closure_raw_THISCALL): Add
implementation for stub.
From-SVN: r184526
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PR libffi/52221
* src/x86/ffi.c (ffi_prep_raw_closure_loc): Add thiscall
support for X86_WIN32.
(FFI_INIT_TRAMPOLINE_THISCALL): Fix displacement.
From-SVN: r184155
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From-SVN: r184129
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* src/prep_cif.c (ffi_prep_cif): Allow for X86_WIN32
also FFI_THISCALL.
* src/x86/ffi.c (ffi_closure_THISCALL): Add prototype.
(FFI_INIT_TRAMPOLINE_THISCALL): New trampoline code.
(ffi_prep_closure_loc): Add FFI_THISCALL support.
* src/x86/ffitarget.h (FFI_TRAMPOLINE_SIZE): Adjust size.
* src/x86/win32.S (ffi_closure_THISCALL): New closure code
for thiscall-calling convention.
* testsuite/libffi.call/closure_thiscall.c: New test.
From-SVN: r184021
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calling-convention.
* src/libffi/src/x86/ffi.c (ffi_call_win32): Add new
argument to prototype for specify calling-convention.
(ffi_call): Add support for stdcall/thiscall convention.
(ffi_prep_args): Likewise.
(ffi_raw_call): Likewise.
* src/x86/ffitarget.h (ffi_abi): Add FFI_THISCALL and
FFI_FASTCALL.
* src/x86/win32.S (_ffi_call_win32): Add support for
fastcall/thiscall calling-convention calls.
* testsuite/libffi.call/fastthis1_win32.c: New test.
* testsuite/libffi.call/fastthis2_win32.c: New test.
* testsuite/libffi.call/fastthis3_win32.c: New test.
* testsuite/libffi.call/strlen2_win32.c: New test.
* testsuite/libffi.call/many2_win32.c: New test.
* testsuite/libffi.call/struct1_win32.c: New test.
* testsuite/libffi.call/struct2_win32.c: New test.
From-SVN: r183676
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* src/m68k/sysv.S (ffi_call_SYSV): Properly test for plain
mc68000. Test for __HAVE_68881__ in addition to __MC68881__.
From-SVN: r183451
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PR rtl-optimization/48496
* src/ia64/ffi.c (ffi_call): Fix up aliasing violations.
From-SVN: r183301
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