kumquat-buildroot/package/libffi/0007-powerpc64-Use-memcpy-to-help-platforms-with-no-__int128.patch
Fabrice Fontaine c92791dc51 package/libffi: fix build on powerpc64 with no __int128
Fixes:
 - http://autobuild.buildroot.net/results/cb69d82ad1d41f6ea13d289ec2226d9bd5b67984

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
2019-12-26 23:22:14 +01:00

43 lines
1.8 KiB
Diff

From e50b9ef8b910fa642ef158f6642e60d54d7ad740 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Sat, 7 Dec 2019 02:34:14 -0800
Subject: [PATCH] powerpc64: Use memcpy to help platforms with no __int128.
(#534)
Signed-off-by: Khem Raj <raj.khem@gmail.com>
[Retrieved from:
https://github.com/libffi/libffi/commit/e50b9ef8b910fa642ef158f6642e60d54d7ad740]
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
---
src/powerpc/ffi_linux64.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/src/powerpc/ffi_linux64.c b/src/powerpc/ffi_linux64.c
index 73647701..4d50878e 100644
--- a/src/powerpc/ffi_linux64.c
+++ b/src/powerpc/ffi_linux64.c
@@ -680,9 +680,9 @@ ffi_prep_args64 (extended_cif *ecif, unsigned long *const stack)
{
if (vecarg_count < NUM_VEC_ARG_REGISTERS64
&& i < nfixedargs)
- *vec_base.f128++ = *arg.f128++;
+ memcpy (vec_base.f128++, arg.f128, sizeof (float128));
else
- *next_arg.f128 = *arg.f128++;
+ memcpy (next_arg.f128, arg.f128++, sizeof (float128));
if (++next_arg.f128 == gpr_end.f128)
next_arg.f128 = rest.f128;
vecarg_count++;
@@ -986,9 +986,9 @@ ffi_closure_helper_LINUX64 (ffi_cif *cif,
do
{
if (pvec < end_pvec && i < nfixedargs)
- *to.f128 = *pvec++;
+ memcpy (to.f128, pvec++, sizeof (float128));
else
- *to.f128 = *from.f128;
+ memcpy (to.f128, from.f128, sizeof (float128));
to.f128++;
from.f128++;
}