diff options
Diffstat (limited to 'gcc/config/rs6000/rs6000-c.c')
| -rw-r--r-- | gcc/config/rs6000/rs6000-c.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/config/rs6000/rs6000-c.c b/gcc/config/rs6000/rs6000-c.c index d58e686..283cc91 100644 --- a/gcc/config/rs6000/rs6000-c.c +++ b/gcc/config/rs6000/rs6000-c.c @@ -461,6 +461,10 @@ rs6000_cpu_cpp_builtins (cpp_reader *pfile) case ABI_AIX: builtin_define ("_CALL_AIXDESC"); builtin_define ("_CALL_AIX"); + builtin_define ("_CALL_ELF=1"); + break; + case ABI_ELFv2: + builtin_define ("_CALL_ELF=2"); break; case ABI_DARWIN: builtin_define ("_CALL_DARWIN"); @@ -473,6 +477,13 @@ rs6000_cpu_cpp_builtins (cpp_reader *pfile) if (TARGET_SOFT_FLOAT || !TARGET_FPRS) builtin_define ("__NO_FPRS__"); + /* Whether aggregates passed by value are aligned to a 16 byte boundary + if their alignment is 16 bytes or larger. */ + if ((TARGET_MACHO && rs6000_darwin64_abi) + || DEFAULT_ABI == ABI_ELFv2 + || (DEFAULT_ABI == ABI_AIX && !rs6000_compat_align_parm)) + builtin_define ("__STRUCT_PARM_ALIGN__=16"); + /* Generate defines for Xilinx FPU. */ if (rs6000_xilinx_fpu) { |