2007-09-04 <aph@redhat.com>
* src/arm/sysv.S (UNWIND): New.
(Whole file): Conditionally compile unwinder directives.
* src/arm/sysv.S: Add unwinder directives.
* src/arm/ffi.c (ffi_prep_args): Align structs by at least 4 bytes.
Only treat r0 as a struct address if we're actually returning a
struct by address.
Only copy the bytes that are actually within a struct.
(ffi_prep_cif_machdep): A Composite Type not larger than 4 bytes
is returned in r0, not passed by address.
(ffi_call): Allocate a word-sized temporary for the case where
a composite is returned in r0.
(ffi_prep_incoming_args_SYSV): Align as necessary.
2007-08-05 Steven Newbury <s_j_newbury@yahoo.co.uk>
* src/arm/ffi.c (FFI_INIT_TRAMPOLINE): Use __clear_cache instead of
directly using the sys_cacheflush syscall.
2007-07-27 Andrew Haley <aph@redhat.com>
* src/arm/sysv.S (ffi_closure_SYSV): Add soft-float.
From-SVN: r128093
PR libffi/28313
* configure.ac: Don't treat mips64 as a special case.
* Makefile.am (nodist_libffi_la_SOURCES): Add n32.S.
* configure: Regenerate
* Makefile.in: Ditto.
* fficonfig.h.in: Ditto.
* src/mips/ffitarget.h (REG_L, REG_S, SUBU, ADDU, SRL, LI): Indent.
(LA, EH_FRAME_ALIGN, FDE_ADDR_BYTES): New preprocessor macros.
(FFI_DEFAULT_ABI): Set for n64 case.
(FFI_CLOSURES, FFI_TRAMPOLINE_SIZE): Define for n32 and n64 cases.
* src/mips/n32.S (ffi_call_N32): Add debug macros and labels for FDE.
(ffi_closure_N32): New function.
(.eh_frame): New section
* src/mips/o32.S: Clean up comments.
(ffi_closure_O32): Pass ffi_closure parameter in $12.
* src/mips/ffi.c: Use FFI_MIPS_N32 instead of
_MIPS_SIM == _ABIN32 throughout.
(FFI_MIPS_STOP_HERE): New, use in place of
ffi_stop_here.
(ffi_prep_args): Use unsigned long to hold pointer values. Rewrite
to support n32/n64 ABIs.
(calc_n32_struct_flags): Rewrite.
(calc_n32_return_struct_flags): Remove unused variable. Reverse
position of flag bits.
(ffi_prep_cif_machdep): Rewrite n32 portion.
(ffi_call): Enable for n64. Add special handling for small structure
return values.
(ffi_prep_closure_loc): Add n32 and n64 support.
(ffi_closure_mips_inner_O32): Add cast to silence warning.
(copy_struct_N32, ffi_closure_mips_inner_N32): New functions.
From-SVN: r127336
2007-07-30 Andrew Haley <aph@redhat.com>
PR testsuite/32843
* src/x86/ffi.c (ffi_prep_cif_machdep): in x86 case, add code for
signed/unsigned int8/16.
* src/x86/sysv.S (ffi_call_SYSV): Rewrite to:
Use a jump table.
Remove code to pop args from the stack after call.
Special-case signed/unsigned int8/16.
* testsuite/libffi.call/return_sc.c (main): Revert.
From-SVN: r127093
* configure.ac: Tidy target case.
(HAVE_LONG_DOUBLE): Allow the target to override.
* configure: Regenerate.
* include/ffi.h.in: Don't define ffi_type_foo if
LIBFFI_HIDE_BASIC_TYPES is defined.
(ffi_type_longdouble): If not HAVE_LONG_DOUBLE, define
to ffi_type_double.
* types.c (LIBFFI_HIDE_BASIC_TYPES): Define.
(FFI_TYPEDEF, ffi_type_void): Mark the data const.
(ffi_type_longdouble): Special case for Alpha. Don't define
if long double == double.
* src/alpha/ffi.c (FFI_TYPE_LONGDOUBLE): Assert unique value.
(ffi_prep_cif_machdep): Handle it as the 128-bit type.
(ffi_call, ffi_closure_osf_inner): Likewise.
(ffi_closure_osf_inner): Likewise. Mark hidden.
(ffi_call_osf, ffi_closure_osf): Mark hidden.
* src/alpha/ffitarget.h (FFI_LAST_ABI): Tidy definition.
* src/alpha/osf.S (ffi_call_osf, ffi_closure_osf): Mark hidden.
(load_table): Handle 128-bit long double.
* testsuite/libffi.call/float4.c: Add -mieee for alpha.
From-SVN: r123622
* src/closures.c: Include sys/statfs.h.
(_GNU_SOURCE): Define on Linux.
(FFI_MMAP_EXEC_SELINUX): Define.
(selinux_enabled): New variable.
(selinux_enabled_check): New function.
(is_selinux_enabled): Define.
(dlmmap): Use it.
* configure.ac (NO_EXECUTE_PERMISSION): Set by default.
* configure: Rebuilt.
From-SVN: r123457
2007-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
* src/s390/ffi.c (ffi_prep_args, ffi_prep_cif_machdep,
ffi_closure_helper_SYSV): Add long double handling.
From-SVN: r121879
2006-12-14 Andreas Tobler <a.tobler@schweiz.org>
* configure.ac: Add TARGET for x86_64-*-darwin*.
* Makefile.am (nodist_libffi_la_SOURCES): Add rules for 64-bit sources
for X86_DARWIN.
* src/x86/ffitarget.h: Set trampoline size for x86_64-*-darwin*.
* src/x86/darwin64.S: New file for x86_64-*-darwin* support.
* configure: Regenerate.
* Makefile.in: Regenerate.
* include/Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
* testsuite/libffi.special/unwindtest_ffi_call.cc: New test case for
ffi_call only.
From-SVN: r119856
2006-04-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
Andreas Tobler <a.tobler@schweiz.ch>
* Makefile.am: Add PA_HPUX port.
* Makefile.in: Regenerate.
* include/Makefile.in: Likewise.
* testsuite/Makefile.in: Likewise.
* configure.ac: Add PA_HPUX rules.
* configure: Regenerate.
* src/pa/ffitarget.h: Rename linux target to PA_LINUX.
Add PA_HPUX and PA64_HPUX.
Rename FFI_LINUX ABI to FFI_PA32 ABI.
(FFI_TRAMPOLINE_SIZE): Define for 32-bit HP-UX targets.
(FFI_TYPE_SMALL_STRUCT2): Define.
(FFI_TYPE_SMALL_STRUCT4): Likewise.
(FFI_TYPE_SMALL_STRUCT8): Likewise.
(FFI_TYPE_SMALL_STRUCT3): Redefine.
(FFI_TYPE_SMALL_STRUCT5): Likewise.
(FFI_TYPE_SMALL_STRUCT6): Likewise.
(FFI_TYPE_SMALL_STRUCT7): Likewise.
* src/pa/ffi.c (ROUND_DOWN): Delete.
(fldw, fstw, fldd, fstd): Use '__asm__'.
(ffi_struct_type): Add support for FFI_TYPE_SMALL_STRUCT2,
FFI_TYPE_SMALL_STRUCT4 and FFI_TYPE_SMALL_STRUCT8.
(ffi_prep_args_LINUX): Rename to ffi_prep_args_pa32. Update comment.
Simplify incrementing of stack slot variable. Change type of local
'n' to unsigned int.
(ffi_size_stack_LINUX): Rename to ffi_size_stack_pa32. Handle long
double on PA_HPUX.
(ffi_prep_cif_machdep): Likewise.
(ffi_call): Likewise.
(ffi_closure_inner_LINUX): Rename to ffi_closure_inner_pa32. Change
return type to ffi_status. Simplify incrementing of stack slot
variable. Only copy floating point argument registers when PA_LINUX
is true. Reformat debug statement.
Add support for FFI_TYPE_SMALL_STRUCT2, FFI_TYPE_SMALL_STRUCT4 and
FFI_TYPE_SMALL_STRUCT8.
(ffi_closure_LINUX): Rename to ffi_closure_pa32. Add 'extern' to
declaration.
(ffi_prep_closure): Make linux trampoline conditional on PA_LINUX.
Add nops to cache flush. Add trampoline for PA_HPUX.
* src/pa/hpux32.S: New file.
* src/pa/linux.S (ffi_call_LINUX): Rename to ffi_call_pa32. Rename
ffi_prep_args_LINUX to ffi_prep_args_pa32.
Localize labels. Add support for 2, 4 and 8-byte small structs. Handle
unaligned destinations in 3, 5, 6 and 7-byte small structs. Order
argument type checks so that common argument types appear first.
(ffi_closure_LINUX): Rename to ffi_closure_pa32. Rename
ffi_closure_inner_LINUX to ffi_closure_inner_pa32.
Co-Authored-By: Andreas Tobler <a.tobler@schweiz.ch>
From-SVN: r112719
* src/powerpc/ffitarget.h (enum ffi_abi): Add FFI_LINUX. Default
for 32-bit using IBM extended double format. Fix FFI_LAST_ABI.
* src/powerpc/ffi.c (ffi_prep_args_SYSV): Handle linux variant of
FFI_TYPE_LONGDOUBLE.
(ffi_prep_args64): Assert using IBM extended double.
(ffi_prep_cif_machdep): Don't munge FFI_TYPE_LONGDOUBLE type.
Handle FFI_LINUX FFI_TYPE_LONGDOUBLE return and args.
(ffi_call): Handle FFI_LINUX.
(ffi_closure_helper_SYSV): Non FFI_LINUX long double return needs
gpr3 return pointer as for struct return. Handle FFI_LINUX
FFI_TYPE_LONGDOUBLE return and args. Don't increment "nf"
unnecessarily.
* src/powerpc/ppc_closure.S (ffi_closure_SYSV): Load both f1 and f2
for FFI_TYPE_LONGDOUBLE. Move epilogue insns into case table.
Don't use r6 as pointer to results, instead use sp offset. Don't
make a special call to load lr with case table address, instead
use offset from previous call.
* src/powerpc/sysv.S (ffi_call_SYSV): Save long double return.
* src/powerpc/linux64.S (ffi_call_LINUX64): Simplify long double
return.
From-SVN: r112340
* src/sh/ffi.c (ffi_closure_helper_SYSV): Remove unused variable
and cast integer to void * if needed. Update the pointer to
the FP register saved area correctly.
From-SVN: r111225
* src/powerpc/ffi.c: Formatting.
(ffi_prep_args_SYSV): Avoid possible aliasing problems by using unions.
(ffi_prep_args64): Likewise.
From-SVN: r107963
* testsuite/libffi.call/float1.c (value_type): New typedef.
(CANARY): New define.
(main): Check for result buffer overflow.
* src/powerpc/linux64.S: Handle linux64 long double returns.
* src/powerpc/ffi.c (FLAG_RETURNS_128BITS): New constant.
(ffi_prep_cif_machdep): Handle linux64 long double returns.
From-SVN: r104660
* src/powerpc/ppc_closure.S (ffi_closure_SYSV): Use
DW_CFA_offset_extended_sf rather than
DW_CFA_GNU_negative_offset_extended.
* src/powerpc/sysv.S (ffi_call_SYSV): Likewise.
From-SVN: r102900
* src/sh/sysv.S (ffi_call_SYSV): Stop argument popping correctly
on sh3.
(ffi_closure_SYSV): Change the stack layout for sh3 struct argument.
* src/sh/ffi.c (ffi_prep_args): Fix sh3 argument copy, when it is
partially on register.
(ffi_closure_helper_SYSV): Likewise.
(ffi_prep_cif_machdep): Don't set too many cif->flags.
From-SVN: r102298
* src/x86/ffi64.c (ffi_prep_cif_machdep): Save sse-used flag in
bit 11 of flags.
(ffi_call): Mask return type field. Pass ssecount to ffi_call_unix64.
(ffi_prep_closure): Set carry bit if sse-used flag set.
* src/x86/unix64.S (ffi_call_unix64): Add ssecount argument.
Only load sse registers if ssecount non-zero.
(ffi_closure_unix64): Only save sse registers if carry set on entry.
From-SVN: r99257
