0007-powerpc64-Use-memcpy-to-help-platforms-with-no-__int128.patch 1.8 KB

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  1. From e50b9ef8b910fa642ef158f6642e60d54d7ad740 Mon Sep 17 00:00:00 2001
  2. From: Khem Raj <raj.khem@gmail.com>
  3. Date: Sat, 7 Dec 2019 02:34:14 -0800
  4. Subject: [PATCH] powerpc64: Use memcpy to help platforms with no __int128.
  5. (#534)
  6. Signed-off-by: Khem Raj <raj.khem@gmail.com>
  7. [Retrieved from:
  8. https://github.com/libffi/libffi/commit/e50b9ef8b910fa642ef158f6642e60d54d7ad740]
  9. Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
  10. ---
  11. src/powerpc/ffi_linux64.c | 8 ++++----
  12. 1 file changed, 4 insertions(+), 4 deletions(-)
  13. diff --git a/src/powerpc/ffi_linux64.c b/src/powerpc/ffi_linux64.c
  14. index 73647701..4d50878e 100644
  15. --- a/src/powerpc/ffi_linux64.c
  16. +++ b/src/powerpc/ffi_linux64.c
  17. @@ -680,9 +680,9 @@ ffi_prep_args64 (extended_cif *ecif, unsigned long *const stack)
  18. {
  19. if (vecarg_count < NUM_VEC_ARG_REGISTERS64
  20. && i < nfixedargs)
  21. - *vec_base.f128++ = *arg.f128++;
  22. + memcpy (vec_base.f128++, arg.f128, sizeof (float128));
  23. else
  24. - *next_arg.f128 = *arg.f128++;
  25. + memcpy (next_arg.f128, arg.f128++, sizeof (float128));
  26. if (++next_arg.f128 == gpr_end.f128)
  27. next_arg.f128 = rest.f128;
  28. vecarg_count++;
  29. @@ -986,9 +986,9 @@ ffi_closure_helper_LINUX64 (ffi_cif *cif,
  30. do
  31. {
  32. if (pvec < end_pvec && i < nfixedargs)
  33. - *to.f128 = *pvec++;
  34. + memcpy (to.f128, pvec++, sizeof (float128));
  35. else
  36. - *to.f128 = *from.f128;
  37. + memcpy (to.f128, from.f128, sizeof (float128));
  38. to.f128++;
  39. from.f128++;
  40. }