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author | Jing Yu <jingyu@google.com> | 2011-12-19 16:56:54 -0800 |
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committer | Jing Yu <jingyu@google.com> | 2011-12-19 16:56:54 -0800 |
commit | 40d7cd0fd78fe2004e2a53c4618c148339b02733 (patch) | |
tree | 5874557a6c86a1f564a03e5f28b266e31bc3759c /gcc-4.6/libffi/src/debug.c | |
parent | fe2afdf3f3701489c05d2a7509752d6f0c7616f7 (diff) | |
download | toolchain_gcc-40d7cd0fd78fe2004e2a53c4618c148339b02733.tar.gz toolchain_gcc-40d7cd0fd78fe2004e2a53c4618c148339b02733.tar.bz2 toolchain_gcc-40d7cd0fd78fe2004e2a53c4618c148339b02733.zip |
Add gcc-4.6. Synced to @180989
Change-Id: Ie3676586e1d8e3c8cd9f07d022f450d05fa08439
svn://gcc.gnu.org/svn/gcc/branches/google/gcc-4_6-mobile
Diffstat (limited to 'gcc-4.6/libffi/src/debug.c')
-rw-r--r-- | gcc-4.6/libffi/src/debug.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/gcc-4.6/libffi/src/debug.c b/gcc-4.6/libffi/src/debug.c new file mode 100644 index 000000000..51dcfcf22 --- /dev/null +++ b/gcc-4.6/libffi/src/debug.c @@ -0,0 +1,59 @@ +/* ----------------------------------------------------------------------- + debug.c - Copyright (c) 1996 Red Hat, Inc. + + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + ``Software''), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: + + The above copyright notice and this permission notice shall be included + in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + DEALINGS IN THE SOFTWARE. + ----------------------------------------------------------------------- */ + +#include <ffi.h> +#include <ffi_common.h> +#include <stdlib.h> +#include <stdio.h> + +/* General debugging routines */ + +void ffi_stop_here(void) +{ + /* This function is only useful for debugging purposes. + Place a breakpoint on ffi_stop_here to be notified of + significant events. */ +} + +/* This function should only be called via the FFI_ASSERT() macro */ + +void ffi_assert(char *expr, char *file, int line) +{ + fprintf(stderr, "ASSERTION FAILURE: %s at %s:%d\n", expr, file, line); + ffi_stop_here(); + abort(); +} + +/* Perform a sanity check on an ffi_type structure */ + +void ffi_type_test(ffi_type *a, char *file, int line) +{ + FFI_ASSERT_AT(a != NULL, file, line); + + FFI_ASSERT_AT(a->type <= FFI_TYPE_LAST, file, line); + FFI_ASSERT_AT(a->type == FFI_TYPE_VOID || a->size > 0, file, line); + FFI_ASSERT_AT(a->type == FFI_TYPE_VOID || a->alignment > 0, file, line); + FFI_ASSERT_AT(a->type != FFI_TYPE_STRUCT || a->elements != NULL, file, line); + +} |