diff options
Diffstat (limited to 'dev-libs/libffi/files/libffi-3.4.4-hppa-large-struct.patch')
| -rw-r--r-- | dev-libs/libffi/files/libffi-3.4.4-hppa-large-struct.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/dev-libs/libffi/files/libffi-3.4.4-hppa-large-struct.patch b/dev-libs/libffi/files/libffi-3.4.4-hppa-large-struct.patch new file mode 100644 index 000000000000..aaf4af368432 --- /dev/null +++ b/dev-libs/libffi/files/libffi-3.4.4-hppa-large-struct.patch @@ -0,0 +1,36 @@ +https://github.com/libffi/libffi/commit/c50c16d0bcb58952840184aa83e62c6d912bf779 + +From c50c16d0bcb58952840184aa83e62c6d912bf779 Mon Sep 17 00:00:00 2001 +From: Anthony Green <green@moxielogic.com> +Date: Sun, 20 Nov 2022 12:20:40 -0500 +Subject: [PATCH] Fix large struct passing on PA-RISC + +--- a/src/pa/ffi.c ++++ b/src/pa/ffi.c +@@ -376,10 +376,26 @@ extern void ffi_call_pa32(void (*)(UINT32 *, extended_cif *, unsigned), + void ffi_call(ffi_cif *cif, void (*fn)(void), void *rvalue, void **avalue) + { + extended_cif ecif; ++ size_t i, nargs = cif->nargs; ++ ffi_type **arg_types = cif->arg_types; + + ecif.cif = cif; + ecif.avalue = avalue; + ++ /* If we have any large structure arguments, make a copy so we are passing ++ by value. */ ++ for (i = 0; i < nargs; i++) ++ { ++ ffi_type *at = arg_types[i]; ++ int size = at->size; ++ if (at->type == FFI_TYPE_STRUCT && size > 8) ++ { ++ char *argcopy = alloca (size); ++ memcpy (argcopy, avalue[i], size); ++ avalue[i] = argcopy; ++ } ++ } ++ + /* If the return value is a struct and we don't have a return + value address then we need to make one. */ + |