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| author | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2015-04-29 18:18:07 +0300 |
|---|---|---|
| committer | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2015-05-01 19:18:43 +0300 |
| commit | 460355f23e770637d29e3af7b998a957a2b5bc88 (patch) | |
| tree | 4cb68eb49771b7309a0a2fbec9702ca4ba28e1ff /mpi/amd64/func_abi.h | |
| parent | 6c21cf5fed1ad430fa41445eac2350802bc8aaed (diff) | |
| download | libgcrypt-460355f23e770637d29e3af7b998a957a2b5bc88.tar.gz | |
Add W64 support for mpi amd64 assembly
acinclude.m4 (GNUPG_SYS_SYMBOL_UNDERSCORE): Set
'ac_cv_sys_symbol_underscore=no' on MingW-W64.
mpi/amd64/func_abi.h: New.
mpi/amd64/mpih-add1.S (_gcry_mpih_add_n): Add FUNC_ENTRY and FUNC_EXIT.
mpi/amd64/mpih-lshift.S (_gcry_mpih_lshift): Ditto.
mpi/amd64/mpih-mul1.S (_gcry_mpih_mul_1): Ditto.
mpi/amd64/mpih-mul2.S (_gcry_mpih_addmul_1): Ditto.
mpi/amd64/mpih-mul3.S (_gcry_mpih_submul_1): Ditto.
mpi/amd64/mpih-rshift.S (_gcry_mpih_rshift): Ditto.
mpi/amd64/mpih-sub1.S (_gcry_mpih_sub_n): Ditto.
mpi/config.links [host=x86_64-*mingw*]: Enable assembly modules.
[host=x86_64-*-*]: Append mpi/amd64/func_abi.h to mpi/asm-syntax.h.
--
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
Diffstat (limited to 'mpi/amd64/func_abi.h')
| -rw-r--r-- | mpi/amd64/func_abi.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/mpi/amd64/func_abi.h b/mpi/amd64/func_abi.h new file mode 100644 index 00000000..ce446744 --- /dev/null +++ b/mpi/amd64/func_abi.h @@ -0,0 +1,19 @@ +#ifdef USE_MS_ABI + /* Store registers and move four first input arguments from MS ABI to + * SYSV ABI. */ + #define FUNC_ENTRY() \ + pushq %rsi; \ + pushq %rdi; \ + movq %rdx, %rsi; \ + movq %rcx, %rdi; \ + movq %r8, %rdx; \ + movq %r9, %rcx; + + /* Restore registers. */ + #define FUNC_EXIT() \ + popq %rdi; \ + popq %rsi; +#else + #define FUNC_ENTRY() /**/ + #define FUNC_EXIT() /**/ +#endif |