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| author | Andy Polyakov <appro@openssl.org> | 2018-01-29 23:44:33 +0100 |
|---|---|---|
| committer | Andy Polyakov <appro@openssl.org> | 2018-01-31 22:14:29 +0100 |
| commit | 6b6981ef2963201dfcebc64b684d698c7b7ad17e (patch) | |
| tree | 093465b969818aacbae7bb0a23ec0741ecbe521b | |
| parent | Restore clearing of init_lock after free (diff) | |
| download | openssl-6b6981ef2963201dfcebc64b684d698c7b7ad17e.tar.xz openssl-6b6981ef2963201dfcebc64b684d698c7b7ad17e.zip | |
poly1305/poly1305_ieee754.c: add support for MIPS.
Reviewed-by: Rich Salz <rsalz@openssl.org>
| -rw-r--r-- | crypto/poly1305/poly1305_ieee754.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/crypto/poly1305/poly1305_ieee754.c b/crypto/poly1305/poly1305_ieee754.c index 08a5b58c2a..e9aaae3b9d 100644 --- a/crypto/poly1305/poly1305_ieee754.c +++ b/crypto/poly1305/poly1305_ieee754.c @@ -1,5 +1,5 @@ /* - * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved. + * Copyright 2016-20018 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy @@ -101,6 +101,8 @@ static const u64 one = 1; static const u32 fpc = 1; #elif defined(__sparc__) static const u64 fsr = 1ULL<<30; +#elif defined(__mips__) +static const u32 fcsr = 1; #else #error "unrecognized platform" #endif @@ -147,6 +149,11 @@ int poly1305_init(void *ctx, const unsigned char key[16]) asm volatile ("stx %%fsr,%0":"=m"(fsr_orig)); asm volatile ("ldx %0,%%fsr"::"m"(fsr)); +#elif defined(__mips__) + u32 fcsr_orig; + + asm volatile ("cfc1 %0,$31":"=r"(fcsr_orig)); + asm volatile ("ctc1 %0,$31"::"r"(fcsr)); #endif /* r &= 0xffffffc0ffffffc0ffffffc0fffffff */ @@ -206,6 +213,8 @@ int poly1305_init(void *ctx, const unsigned char key[16]) asm volatile ("lfpc %0"::"m"(fpc_orig)); #elif defined(__sparc__) asm volatile ("ldx %0,%%fsr"::"m"(fsr_orig)); +#elif defined(__mips__) + asm volatile ("ctc1 %0,$31"::"r"(fcsr_orig)); #endif } @@ -262,6 +271,11 @@ void poly1305_blocks(void *ctx, const unsigned char *inp, size_t len, asm volatile ("stx %%fsr,%0":"=m"(fsr_orig)); asm volatile ("ldx %0,%%fsr"::"m"(fsr)); +#elif defined(__mips__) + u32 fcsr_orig; + + asm volatile ("cfc1 %0,$31":"=r"(fcsr_orig)); + asm volatile ("ctc1 %0,$31"::"r"(fcsr)); #endif /* @@ -408,6 +422,8 @@ void poly1305_blocks(void *ctx, const unsigned char *inp, size_t len, asm volatile ("lfpc %0"::"m"(fpc_orig)); #elif defined(__sparc__) asm volatile ("ldx %0,%%fsr"::"m"(fsr_orig)); +#elif defined(__mips__) + asm volatile ("ctc1 %0,$31"::"r"(fcsr_orig)); #endif } |