diff options
author | Andy Polyakov <appro@openssl.org> | 2014-07-20 14:16:31 +0200 |
---|---|---|
committer | Andy Polyakov <appro@openssl.org> | 2014-07-20 14:16:31 +0200 |
commit | 0e716d9207e00c9d967492b3b8bb89efad16bd06 (patch) | |
tree | 90f31bde709857570c9f7c4203b816bd6ae870ff /crypto | |
parent | f5b798f50c83bed58d90f940e427552b97eddcb7 (diff) |
Engage GHASH for PowerISA 2.0.7.
[and split ppccap.c to ppccap.c and ppc_arch.h]
Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Tim Hudson <tjh@openssl.org>
Diffstat (limited to 'crypto')
-rw-r--r-- | crypto/evp/e_aes.c | 6 | ||||
-rw-r--r-- | crypto/modes/Makefile | 2 | ||||
-rw-r--r-- | crypto/modes/gcm128.c | 17 | ||||
-rw-r--r-- | crypto/ppc_arch.h | 10 | ||||
-rw-r--r-- | crypto/ppccap.c | 4 |
5 files changed, 33 insertions, 6 deletions
diff --git a/crypto/evp/e_aes.c b/crypto/evp/e_aes.c index 89178bc16d..8ab434943a 100644 --- a/crypto/evp/e_aes.c +++ b/crypto/evp/e_aes.c @@ -155,11 +155,11 @@ void AES_xts_decrypt(const char *inp,char *out,size_t len, #endif #if defined(OPENSSL_CPUID_OBJ) && (defined(__powerpc__) || defined(__ppc__) || defined(_ARCH_PPC)) -extern unsigned int OPENSSL_ppccap_P; +# include "ppc_arch.h" # ifdef VPAES_ASM -# define VPAES_CAPABLE (OPENSSL_ppccap_P&(1<<1)) +# define VPAES_CAPABLE (OPENSSL_ppccap_P & PPC_ALTIVEC) # endif -# define HWAES_CAPABLE (OPENSSL_ppccap_P&(1<<2)) +# define HWAES_CAPABLE (OPENSSL_ppccap_P & PPC_CRYPTO207) # define HWAES_set_encrypt_key aes_p8_set_encrypt_key # define HWAES_set_decrypt_key aes_p8_set_decrypt_key # define HWAES_encrypt aes_p8_encrypt diff --git a/crypto/modes/Makefile b/crypto/modes/Makefile index d03284e869..ba0b094baa 100644 --- a/crypto/modes/Makefile +++ b/crypto/modes/Makefile @@ -62,6 +62,8 @@ ghash-parisc.s: asm/ghash-parisc.pl $(PERL) asm/ghash-parisc.pl $(PERLASM_SCHEME) $@ ghashv8-armx.S: asm/ghashv8-armx.pl $(PERL) asm/ghashv8-armx.pl $(PERLASM_SCHEME) $@ +ghashp8-ppc.s: asm/ghashp8-ppc.pl + $(PERL) asm/ghashp8-ppc.pl $(PERLASM_SCHEME) $@ # GNU make "catch all" ghash-%.S: asm/ghash-%.pl; $(PERL) $< $(PERLASM_SCHEME) $@ diff --git a/crypto/modes/gcm128.c b/crypto/modes/gcm128.c index 19cbcf5572..484142aefa 100644 --- a/crypto/modes/gcm128.c +++ b/crypto/modes/gcm128.c @@ -700,6 +700,13 @@ extern unsigned int OPENSSL_sparcv9cap_P[]; void gcm_init_vis3(u128 Htable[16],const u64 Xi[2]); void gcm_gmult_vis3(u64 Xi[2],const u128 Htable[16]); void gcm_ghash_vis3(u64 Xi[2],const u128 Htable[16],const u8 *inp,size_t len); +#elif defined(OPENSSL_CPUID_OBJ) && (defined(__powerpc__) || defined(__ppc__) || defined(_ARCH_PPC)) +# include "ppc_arch.h" +# define GHASH_ASM_PPC +# define GCM_FUNCREF_4BIT +void gcm_init_p8(u128 Htable[16],const u64 Xi[2]); +void gcm_gmult_p8(u64 Xi[2],const u128 Htable[16]); +void gcm_ghash_p8(u64 Xi[2],const u128 Htable[16],const u8 *inp,size_t len); # endif #endif @@ -803,6 +810,16 @@ void CRYPTO_gcm128_init(GCM128_CONTEXT *ctx,void *key,block128_f block) ctx->gmult = gcm_gmult_4bit; ctx->ghash = gcm_ghash_4bit; } +# elif defined(GHASH_ASM_PPC) + if (OPENSSL_ppccap_P & PPC_CRYPTO207) { + gcm_init_p8(ctx->Htable,ctx->H.u); + ctx->gmult = gcm_gmult_p8; + ctx->ghash = gcm_ghash_p8; + } else { + gcm_init_4bit(ctx->Htable,ctx->H.u); + ctx->gmult = gcm_gmult_4bit; + ctx->ghash = gcm_ghash_4bit; + } # else gcm_init_4bit(ctx->Htable,ctx->H.u); # endif diff --git a/crypto/ppc_arch.h b/crypto/ppc_arch.h new file mode 100644 index 0000000000..1192edfa2d --- /dev/null +++ b/crypto/ppc_arch.h @@ -0,0 +1,10 @@ +#ifndef __PPC_ARCH_H__ +#define __PPC_ARCH_H__ + +extern unsigned int OPENSSL_ppccap_P; + +#define PPC_FPU64 (1<<0) +#define PPC_ALTIVEC (1<<1) +#define PPC_CRYPTO207 (1<<2) + +#endif diff --git a/crypto/ppccap.c b/crypto/ppccap.c index cad14fd67b..13c2ca5162 100644 --- a/crypto/ppccap.c +++ b/crypto/ppccap.c @@ -10,9 +10,7 @@ #include <crypto.h> #include <openssl/bn.h> -#define PPC_FPU64 (1<<0) -#define PPC_ALTIVEC (1<<1) -#define PPC_CRYPTO207 (1<<2) +#include "ppc_arch.h" unsigned int OPENSSL_ppccap_P = 0; |