diff options
Diffstat (limited to 'gnu/packages/patches/libffi-3.3-powerpc-fixes.patch')
| -rw-r--r-- | gnu/packages/patches/libffi-3.3-powerpc-fixes.patch | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/gnu/packages/patches/libffi-3.3-powerpc-fixes.patch b/gnu/packages/patches/libffi-3.3-powerpc-fixes.patch deleted file mode 100644 index 971ed26180..0000000000 --- a/gnu/packages/patches/libffi-3.3-powerpc-fixes.patch +++ /dev/null @@ -1,138 +0,0 @@ -This is a combination of the following 4 commits: -https://github.com/libffi/libffi/commit/01a75ed76ea7e57f1b7a5c183e2b1e890e6aa0fd.patch -https://github.com/libffi/libffi/commit/6663047f56c2932a6b10a790f4ac6666dd181326.patch -https://github.com/libffi/libffi/commit/e50b9ef8b910fa642ef158f6642e60d54d7ad740.patch -https://github.com/libffi/libffi/commit/4d6d2866ae43e55325e8ee96561221804602cd7a.patch - -From 2dbfa92a95e3bacabca431b89d2a5925e48a0e40 Mon Sep 17 00:00:00 2001 -From: Sergei Trofimovich <slyfox@gentoo.org> -Date: Thu, 28 Nov 2019 12:42:41 +0000 - -powerpc: fix build failure on power7 and older (#532) - -Build failure looks as: -``` -libtool: compile: powerpc-unknown-linux-gnu-gcc \ - -O2 -mcpu=powerpc -mtune=powerpc -pipe ... -c src/powerpc/ffi.c ... -In file included from src/powerpc/ffi.c:33: -src/powerpc/ffi_powerpc.h:65:9: error: '__int128' is not supported on this target - 65 | typedef __int128 float128; - | ^~~~~~~~ -``` - -The fix avoids using __int128 in favour of aligned char[16]. - -Closes: https://github.com/libffi/libffi/issues/531 -Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org> - -Address platforms with no __int128. - -powerpc64: Use memcpy to help platforms with no __int128. (#534) - -Signed-off-by: Khem Raj <raj.khem@gmail.com> - -Update powerpc sysv assembly for ffi_powerpc.h changes (#541) - -Some of the flag bits were moved when adding powerpc64 vector support. - -Fixes #536 ---- - src/powerpc/ffi_linux64.c | 12 ++++++------ - src/powerpc/ffi_powerpc.h | 2 +- - src/powerpc/sysv.S | 12 +++++------- - 3 files changed, 12 insertions(+), 14 deletions(-) - -diff --git a/src/powerpc/ffi_linux64.c b/src/powerpc/ffi_linux64.c -index de0d033..4d50878 100644 ---- a/src/powerpc/ffi_linux64.c -+++ b/src/powerpc/ffi_linux64.c -@@ -547,9 +547,9 @@ ffi_prep_args64 (extended_cif *ecif, unsigned long *const stack) - if (next_arg.ul == gpr_end.ul) - next_arg.ul = rest.ul; - if (vecarg_count < NUM_VEC_ARG_REGISTERS64 && i < nfixedargs) -- *vec_base.f128++ = **p_argv.f128; -+ memcpy (vec_base.f128++, *p_argv.f128, sizeof (float128)); - else -- *next_arg.f128 = **p_argv.f128; -+ memcpy (next_arg.f128, *p_argv.f128, sizeof (float128)); - if (++next_arg.f128 == gpr_end.f128) - next_arg.f128 = rest.f128; - vecarg_count++; -@@ -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++; - } -diff --git a/src/powerpc/ffi_powerpc.h b/src/powerpc/ffi_powerpc.h -index 5ee2a70..8e2f2f0 100644 ---- a/src/powerpc/ffi_powerpc.h -+++ b/src/powerpc/ffi_powerpc.h -@@ -62,7 +62,7 @@ typedef _Float128 float128; - #elif defined(__FLOAT128__) - typedef __float128 float128; - #else --typedef __int128 float128; -+typedef char float128[16] __attribute__((aligned(16))); - #endif - - void FFI_HIDDEN ffi_closure_SYSV (void); -diff --git a/src/powerpc/sysv.S b/src/powerpc/sysv.S -index 1474ce7..df97734 100644 ---- a/src/powerpc/sysv.S -+++ b/src/powerpc/sysv.S -@@ -104,17 +104,16 @@ ENTRY(ffi_call_SYSV) - bctrl - - /* Now, deal with the return value. */ -- mtcrf 0x01,%r31 /* cr7 */ -+ mtcrf 0x03,%r31 /* cr6-cr7 */ - bt- 31,L(small_struct_return_value) - bt- 30,L(done_return_value) - #ifndef __NO_FPRS__ - bt- 29,L(fp_return_value) - #endif - stw %r3,0(%r30) -- bf+ 28,L(done_return_value) -+ bf+ 27,L(done_return_value) - stw %r4,4(%r30) -- mtcrf 0x02,%r31 /* cr6 */ -- bf 27,L(done_return_value) -+ bf 26,L(done_return_value) - stw %r5,8(%r30) - stw %r6,12(%r30) - /* Fall through... */ -@@ -145,10 +144,9 @@ L(done_return_value): - #ifndef __NO_FPRS__ - L(fp_return_value): - .cfi_restore_state -- bf 28,L(float_return_value) -+ bf 27,L(float_return_value) - stfd %f1,0(%r30) -- mtcrf 0x02,%r31 /* cr6 */ -- bf 27,L(done_return_value) -+ bf 26,L(done_return_value) - stfd %f2,8(%r30) - b L(done_return_value) - L(float_return_value): --- -2.26.0 - |