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| author | Andreas Krebbel <krebbel1@de.ibm.com> | 2007-02-13 07:54:40 +0000 |
|---|---|---|
| committer | Andreas Krebbel <krebbel@gcc.gnu.org> | 2007-02-13 07:54:40 +0000 |
| commit | 7a23933bdd11a28c04098c1facb00059dd2be272 (patch) | |
| tree | 160ab02005ff98f1643394606e3465ed3aaebca4 /libffi/src | |
| parent | 9606c9dd5e853ca9e24ffd6aab1b8bdc6f3c9b43 (diff) | |
| download | gcc-7a23933bdd11a28c04098c1facb00059dd2be272.zip gcc-7a23933bdd11a28c04098c1facb00059dd2be272.tar.gz gcc-7a23933bdd11a28c04098c1facb00059dd2be272.tar.bz2 | |
ffi.c (ffi_prep_args, [...]): Add long double handling.
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
Diffstat (limited to 'libffi/src')
| -rw-r--r-- | libffi/src/s390/ffi.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/libffi/src/s390/ffi.c b/libffi/src/s390/ffi.c index 399fa2a..2809aa3 100644 --- a/libffi/src/s390/ffi.c +++ b/libffi/src/s390/ffi.c @@ -207,6 +207,12 @@ ffi_prep_args (unsigned char *stack, extended_cif *ecif) void *arg = *p_argv; int type = (*ptr)->type; +#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE + /* 16-byte long double is passed like a struct. */ + if (type == FFI_TYPE_LONGDOUBLE) + type = FFI_TYPE_STRUCT; +#endif + /* Check how a structure type is passed. */ if (type == FFI_TYPE_STRUCT) { @@ -364,6 +370,12 @@ ffi_prep_cif_machdep(ffi_cif *cif) cif->flags = FFI390_RET_DOUBLE; break; +#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE + case FFI_TYPE_LONGDOUBLE: + cif->flags = FFI390_RET_STRUCT; + n_gpr++; + break; +#endif /* Integer values are returned in gpr 2 (and gpr 3 for 64-bit values on 31-bit machines). */ case FFI_TYPE_UINT64: @@ -400,6 +412,12 @@ ffi_prep_cif_machdep(ffi_cif *cif) { int type = (*ptr)->type; +#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE + /* 16-byte long double is passed like a struct. */ + if (type == FFI_TYPE_LONGDOUBLE) + type = FFI_TYPE_STRUCT; +#endif + /* Check how a structure type is passed. */ if (type == FFI_TYPE_STRUCT) { @@ -562,6 +580,12 @@ ffi_closure_helper_SYSV (ffi_closure *closure, int deref_struct_pointer = 0; int type = (*ptr)->type; +#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE + /* 16-byte long double is passed like a struct. */ + if (type == FFI_TYPE_LONGDOUBLE) + type = FFI_TYPE_STRUCT; +#endif + /* Check how a structure type is passed. */ if (type == FFI_TYPE_STRUCT) { @@ -662,6 +686,9 @@ ffi_closure_helper_SYSV (ffi_closure *closure, /* Void is easy, and so is struct. */ case FFI_TYPE_VOID: case FFI_TYPE_STRUCT: +#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE + case FFI_TYPE_LONGDOUBLE: +#endif break; /* Floating point values are returned in fpr 0. */ |