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Finally, this adds _CALL_ELF == 2 support. ELFv1 objects can't be

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linked with ELFv2 objects, so this is one case where preprocessor
tests in ffi.c are fine.  Also, there is no need to define a new
FFI_ELFv2 or somesuch value in enum ffi_abi.  FFI_LINUX64 will happily
serve both ABIs.
This commit is contained in:
Alan Modra
2013-11-16 06:56:30 -05:00
committed by Anthony Green
parent 362851379a
commit 83f65b63d9
5 changed files with 506 additions and 60 deletions
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src/powerpc/ffitarget.h
+11 -2
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@@ -122,14 +122,23 @@ typedef enum ffi_abi {
defined in ffi.c, to determine the exact return type and its size. */
#define FFI_SYSV_TYPE_SMALL_STRUCT (FFI_TYPE_LAST + 2)
#if defined(POWERPC64) || defined(POWERPC_AIX)
/* Used by ELFv2 for homogenous structure returns. */
#define FFI_V2_TYPE_FLOAT_HOMOG (FFI_TYPE_LAST + 1)
#define FFI_V2_TYPE_DOUBLE_HOMOG (FFI_TYPE_LAST + 2)
#define FFI_V2_TYPE_SMALL_STRUCT (FFI_TYPE_LAST + 3)
#if _CALL_ELF == 2
# define FFI_TRAMPOLINE_SIZE 32
#else
# if defined(POWERPC64) || defined(POWERPC_AIX)
# if defined(POWERPC_DARWIN64)
# define FFI_TRAMPOLINE_SIZE 48
# else
# define FFI_TRAMPOLINE_SIZE 24
# endif
#else /* POWERPC || POWERPC_AIX */
# else /* POWERPC || POWERPC_AIX */
# define FFI_TRAMPOLINE_SIZE 40
# endif
#endif
#ifndef LIBFFI_ASM