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author | David S. Miller <davem@davemloft.net> | 2012-08-31 21:11:51 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2012-08-31 21:11:51 +0200 |
commit | 7cff82f5f42a938a1b633e121a41d29c81de18bb (patch) | |
tree | 80b07a1886e7f4b8caf547e9963245ca4ce75f1b /arch/sparc/crypto | |
parent | sparc64: Unroll CTR crypt loops in AES driver. (diff) | |
download | linux-7cff82f5f42a938a1b633e121a41d29c81de18bb.tar.xz linux-7cff82f5f42a938a1b633e121a41d29c81de18bb.zip |
sparc64: Avoid code duplication in crypto assembler.
Put the opcode macros in a common header
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/crypto')
-rw-r--r-- | arch/sparc/crypto/aes_asm.S | 56 | ||||
-rw-r--r-- | arch/sparc/crypto/camellia_asm.S | 22 | ||||
-rw-r--r-- | arch/sparc/crypto/crc32c_asm.S | 11 | ||||
-rw-r--r-- | arch/sparc/crypto/des_asm.S | 24 | ||||
-rw-r--r-- | arch/sparc/crypto/md5_asm.S | 8 | ||||
-rw-r--r-- | arch/sparc/crypto/opcodes.h | 97 | ||||
-rw-r--r-- | arch/sparc/crypto/sha1_asm.S | 8 | ||||
-rw-r--r-- | arch/sparc/crypto/sha256_asm.S | 8 | ||||
-rw-r--r-- | arch/sparc/crypto/sha512_asm.S | 8 |
9 files changed, 117 insertions, 125 deletions
diff --git a/arch/sparc/crypto/aes_asm.S b/arch/sparc/crypto/aes_asm.S index 0fadad0c60ad..20860885f068 100644 --- a/arch/sparc/crypto/aes_asm.S +++ b/arch/sparc/crypto/aes_asm.S @@ -1,61 +1,7 @@ #include <linux/linkage.h> #include <asm/visasm.h> -#define F3F(x,y,z) (((x)<<30)|((y)<<19)|((z)<<5)) - -#define FPD_ENCODE(x) (((x) >> 5) | ((x) & ~(0x20))) - -#define RS1(x) (FPD_ENCODE(x) << 14) -#define RS2(x) (FPD_ENCODE(x) << 0) -#define RS3(x) (FPD_ENCODE(x) << 9) -#define RD(x) (FPD_ENCODE(x) << 25) -#define IMM5(x) ((x) << 9) - -#define AES_EROUND01(a,b,c,d) \ - .word (F3F(2, 0x19, 0)|RS1(a)|RS2(b)|RS3(c)|RD(d)); -#define AES_EROUND23(a,b,c,d) \ - .word (F3F(2, 0x19, 1)|RS1(a)|RS2(b)|RS3(c)|RD(d)); -#define AES_DROUND01(a,b,c,d) \ - .word (F3F(2, 0x19, 2)|RS1(a)|RS2(b)|RS3(c)|RD(d)); -#define AES_DROUND23(a,b,c,d) \ - .word (F3F(2, 0x19, 3)|RS1(a)|RS2(b)|RS3(c)|RD(d)); -#define AES_EROUND01_L(a,b,c,d) \ - .word (F3F(2, 0x19, 4)|RS1(a)|RS2(b)|RS3(c)|RD(d)); -#define AES_EROUND23_L(a,b,c,d) \ - .word (F3F(2, 0x19, 5)|RS1(a)|RS2(b)|RS3(c)|RD(d)); -#define AES_DROUND01_L(a,b,c,d) \ - .word (F3F(2, 0x19, 6)|RS1(a)|RS2(b)|RS3(c)|RD(d)); -#define AES_DROUND23_L(a,b,c,d) \ - .word (F3F(2, 0x19, 7)|RS1(a)|RS2(b)|RS3(c)|RD(d)); -#define AES_KEXPAND1(a,b,c,d) \ - .word (F3F(2, 0x19, 8)|RS1(a)|RS2(b)|IMM5(c)|RD(d)); -#define AES_KEXPAND0(a,b,c) \ - .word (F3F(2, 0x36, 0x130)|RS1(a)|RS2(b)|RD(c)); -#define AES_KEXPAND2(a,b,c) \ - .word (F3F(2, 0x36, 0x131)|RS1(a)|RS2(b)|RD(c)); - -#define MOVXTOD_G3_F4 \ - .word 0x89b02303; -#define MOVXTOD_G7_F6 \ - .word 0x8db02307; -#define MOVXTOD_G3_F0 \ - .word 0x81b02303; -#define MOVXTOD_G7_F2 \ - .word 0x85b02307; -#define MOVXTOD_O0_F0 \ - .word 0x81b02308; -#define MOVXTOD_O5_F0 \ - .word 0x81b0230d; -#define MOVXTOD_O5_F2 \ - .word 0x85b0230d; -#define MOVXTOD_O5_F4 \ - .word 0x89b0230d; -#define MOVXTOD_O5_F6 \ - .word 0x8db0230d; -#define MOVXTOD_G3_F60 \ - .word 0xbbb02303; -#define MOVXTOD_G7_F62 \ - .word 0xbfb02307; +#include "opcodes.h" #define ENCRYPT_TWO_ROUNDS(KEY_BASE, I0, I1, T0, T1) \ AES_EROUND01(KEY_BASE + 0, I0, I1, T0) \ diff --git a/arch/sparc/crypto/camellia_asm.S b/arch/sparc/crypto/camellia_asm.S index b0ddb5bcfe5f..d3ef9c7bbd02 100644 --- a/arch/sparc/crypto/camellia_asm.S +++ b/arch/sparc/crypto/camellia_asm.S @@ -1,27 +1,7 @@ #include <linux/linkage.h> #include <asm/visasm.h> -#define F3F(x,y,z) (((x)<<30)|((y)<<19)|((z)<<5)) - -#define FPD_ENCODE(x) (((x) >> 5) | ((x) & ~(0x20))) - -#define RS1(x) (FPD_ENCODE(x) << 14) -#define RS2(x) (FPD_ENCODE(x) << 0) -#define RS3(x) (FPD_ENCODE(x) << 9) -#define RD(x) (FPD_ENCODE(x) << 25) -#define IMM5(x) ((x) << 0) - -#define CAMELLIA_F(a,b,c,d) \ - .word (F3F(2, 0x19, 0x00c)|RS1(a)|RS2(b)|RS3(c)|RD(d)); -#define CAMELLIA_FL(a,b,c) \ - .word (F3F(2, 0x36, 0x13c)|RS1(a)|RS2(b)|RD(c)); -#define CAMELLIA_FLI(a,b,c) \ - .word (F3F(2, 0x36, 0x13d)|RS1(a)|RS2(b)|RD(c)); - -#define MOVDTOX_F0_O4 \ - .word 0x99b02200 -#define MOVDTOX_F2_O5 \ - .word 0x9bb02202 +#include "opcodes.h" #define CAMELLIA_6ROUNDS(KEY_BASE, I0, I1) \ CAMELLIA_F(KEY_BASE + 0, I1, I0, I1) \ diff --git a/arch/sparc/crypto/crc32c_asm.S b/arch/sparc/crypto/crc32c_asm.S index cb479ec72433..2b1976e765b5 100644 --- a/arch/sparc/crypto/crc32c_asm.S +++ b/arch/sparc/crypto/crc32c_asm.S @@ -2,16 +2,7 @@ #include <asm/visasm.h> #include <asm/asi.h> -#define F3F(x,y,z) (((x)<<30)|((y)<<19)|((z)<<5)) - -#define FPD_ENCODE(x) (((x) >> 5) | ((x) & ~(0x20))) - -#define RS1(x) (FPD_ENCODE(x) << 14) -#define RS2(x) (FPD_ENCODE(x) << 0) -#define RD(x) (FPD_ENCODE(x) << 25) - -#define CRC32C(a,b,c) \ - .word (F3F(2,0x36,0x147)|RS1(a)|RS2(b)|RD(c)); +#include "opcodes.h" ENTRY(crc32c_sparc64) /* %o0=crc32p, %o1=data_ptr, %o2=len */ diff --git a/arch/sparc/crypto/des_asm.S b/arch/sparc/crypto/des_asm.S index 589481e53d07..a7da935796e1 100644 --- a/arch/sparc/crypto/des_asm.S +++ b/arch/sparc/crypto/des_asm.S @@ -1,29 +1,7 @@ #include <linux/linkage.h> #include <asm/visasm.h> -#define F3F(x,y,z) (((x)<<30)|((y)<<19)|((z)<<5)) - -#define FPD_ENCODE(x) (((x) >> 5) | ((x) & ~(0x20))) - -#define RS1(x) (FPD_ENCODE(x) << 14) -#define RS2(x) (FPD_ENCODE(x) << 0) -#define RS3(x) (FPD_ENCODE(x) << 9) -#define RD(x) (FPD_ENCODE(x) << 25) -#define IMM5(x) ((x) << 0) - -#define DES_IP(a,b) \ - .word (F3F(2, 0x36, 0x134)|RS1(a)|RD(b)); -#define DES_IIP(a,b) \ - .word (F3F(2, 0x36, 0x135)|RS1(a)|RD(b)); -#define DES_KEXPAND(a,b,c) \ - .word (F3F(2, 0x36, 0x136)|RS1(a)|IMM5(b)|RD(c)); -#define DES_ROUND(a,b,c,d) \ - .word (F3F(2, 0x19, 0x009)|RS1(a)|RS2(b)|RS3(c)|RD(d)); - -#define MOVXTOD_G1_F60 \ - .word 0xbbb02301 -#define MOVXTOD_G1_F62 \ - .word 0xbfb02301 +#include "opcodes.h" .align 32 ENTRY(des_sparc64_key_expand) diff --git a/arch/sparc/crypto/md5_asm.S b/arch/sparc/crypto/md5_asm.S index ff90903180eb..3150404e602e 100644 --- a/arch/sparc/crypto/md5_asm.S +++ b/arch/sparc/crypto/md5_asm.S @@ -1,6 +1,8 @@ #include <linux/linkage.h> #include <asm/visasm.h> +#include "opcodes.h" + ENTRY(md5_sparc64_transform) /* %o0 = digest, %o1 = data, %o2 = rounds */ VISEntryHalf @@ -21,8 +23,7 @@ ENTRY(md5_sparc64_transform) ldd [%o1 + 0x30], %f20 ldd [%o1 + 0x38], %f22 - /* md5 */ - .word 0x81b02800 + MD5 subcc %o2, 1, %o2 bne,pt %xcc, 1b @@ -58,8 +59,7 @@ ENTRY(md5_sparc64_transform) faligndata %f22, %f24, %f20 faligndata %f24, %f26, %f22 - /* md5 */ - .word 0x81b02800 + MD5 subcc %o2, 1, %o2 fsrc2 %f26, %f10 diff --git a/arch/sparc/crypto/opcodes.h b/arch/sparc/crypto/opcodes.h new file mode 100644 index 000000000000..b6c4a1556354 --- /dev/null +++ b/arch/sparc/crypto/opcodes.h @@ -0,0 +1,97 @@ +#ifndef _OPCODES_H +#define _OPCODES_H + +#define F3F(x,y,z) (((x)<<30)|((y)<<19)|((z)<<5)) + +#define FPD_ENCODE(x) (((x) >> 5) | ((x) & ~(0x20))) + +#define RS1(x) (FPD_ENCODE(x) << 14) +#define RS2(x) (FPD_ENCODE(x) << 0) +#define RS3(x) (FPD_ENCODE(x) << 9) +#define RD(x) (FPD_ENCODE(x) << 25) +#define IMM5_0(x) ((x) << 0) +#define IMM5_9(x) ((x) << 9) + +#define CRC32C(a,b,c) \ + .word (F3F(2,0x36,0x147)|RS1(a)|RS2(b)|RD(c)); + +#define MD5 \ + .word 0x81b02800; +#define SHA1 \ + .word 0x81b02820; +#define SHA256 \ + .word 0x81b02840; +#define SHA512 \ + .word 0x81b02860; + +#define AES_EROUND01(a,b,c,d) \ + .word (F3F(2, 0x19, 0)|RS1(a)|RS2(b)|RS3(c)|RD(d)); +#define AES_EROUND23(a,b,c,d) \ + .word (F3F(2, 0x19, 1)|RS1(a)|RS2(b)|RS3(c)|RD(d)); +#define AES_DROUND01(a,b,c,d) \ + .word (F3F(2, 0x19, 2)|RS1(a)|RS2(b)|RS3(c)|RD(d)); +#define AES_DROUND23(a,b,c,d) \ + .word (F3F(2, 0x19, 3)|RS1(a)|RS2(b)|RS3(c)|RD(d)); +#define AES_EROUND01_L(a,b,c,d) \ + .word (F3F(2, 0x19, 4)|RS1(a)|RS2(b)|RS3(c)|RD(d)); +#define AES_EROUND23_L(a,b,c,d) \ + .word (F3F(2, 0x19, 5)|RS1(a)|RS2(b)|RS3(c)|RD(d)); +#define AES_DROUND01_L(a,b,c,d) \ + .word (F3F(2, 0x19, 6)|RS1(a)|RS2(b)|RS3(c)|RD(d)); +#define AES_DROUND23_L(a,b,c,d) \ + .word (F3F(2, 0x19, 7)|RS1(a)|RS2(b)|RS3(c)|RD(d)); +#define AES_KEXPAND1(a,b,c,d) \ + .word (F3F(2, 0x19, 8)|RS1(a)|RS2(b)|IMM5_9(c)|RD(d)); +#define AES_KEXPAND0(a,b,c) \ + .word (F3F(2, 0x36, 0x130)|RS1(a)|RS2(b)|RD(c)); +#define AES_KEXPAND2(a,b,c) \ + .word (F3F(2, 0x36, 0x131)|RS1(a)|RS2(b)|RD(c)); + +#define DES_IP(a,b) \ + .word (F3F(2, 0x36, 0x134)|RS1(a)|RD(b)); +#define DES_IIP(a,b) \ + .word (F3F(2, 0x36, 0x135)|RS1(a)|RD(b)); +#define DES_KEXPAND(a,b,c) \ + .word (F3F(2, 0x36, 0x136)|RS1(a)|IMM5_0(b)|RD(c)); +#define DES_ROUND(a,b,c,d) \ + .word (F3F(2, 0x19, 0x009)|RS1(a)|RS2(b)|RS3(c)|RD(d)); + +#define CAMELLIA_F(a,b,c,d) \ + .word (F3F(2, 0x19, 0x00c)|RS1(a)|RS2(b)|RS3(c)|RD(d)); +#define CAMELLIA_FL(a,b,c) \ + .word (F3F(2, 0x36, 0x13c)|RS1(a)|RS2(b)|RD(c)); +#define CAMELLIA_FLI(a,b,c) \ + .word (F3F(2, 0x36, 0x13d)|RS1(a)|RS2(b)|RD(c)); + +#define MOVDTOX_F0_O4 \ + .word 0x99b02200 +#define MOVDTOX_F2_O5 \ + .word 0x9bb02202 +#define MOVXTOD_G1_F60 \ + .word 0xbbb02301 +#define MOVXTOD_G1_F62 \ + .word 0xbfb02301 +#define MOVXTOD_G3_F4 \ + .word 0x89b02303; +#define MOVXTOD_G7_F6 \ + .word 0x8db02307; +#define MOVXTOD_G3_F0 \ + .word 0x81b02303; +#define MOVXTOD_G7_F2 \ + .word 0x85b02307; +#define MOVXTOD_O0_F0 \ + .word 0x81b02308; +#define MOVXTOD_O5_F0 \ + .word 0x81b0230d; +#define MOVXTOD_O5_F2 \ + .word 0x85b0230d; +#define MOVXTOD_O5_F4 \ + .word 0x89b0230d; +#define MOVXTOD_O5_F6 \ + .word 0x8db0230d; +#define MOVXTOD_G3_F60 \ + .word 0xbbb02303; +#define MOVXTOD_G7_F62 \ + .word 0xbfb02307; + +#endif /* _OPCODES_H */ diff --git a/arch/sparc/crypto/sha1_asm.S b/arch/sparc/crypto/sha1_asm.S index 3cd218ac631b..219d10c5ae0e 100644 --- a/arch/sparc/crypto/sha1_asm.S +++ b/arch/sparc/crypto/sha1_asm.S @@ -1,6 +1,8 @@ #include <linux/linkage.h> #include <asm/visasm.h> +#include "opcodes.h" + ENTRY(sha1_sparc64_transform) /* %o0 = digest, %o1 = data, %o2 = rounds */ VISEntryHalf @@ -22,8 +24,7 @@ ENTRY(sha1_sparc64_transform) ldd [%o1 + 0x30], %f20 ldd [%o1 + 0x38], %f22 - /* sha1 */ - .word 0x81b02820 + SHA1 subcc %o2, 1, %o2 bne,pt %xcc, 1b @@ -60,8 +61,7 @@ ENTRY(sha1_sparc64_transform) faligndata %f22, %f24, %f20 faligndata %f24, %f26, %f22 - /* sha1 */ - .word 0x81b02820 + SHA1 subcc %o2, 1, %o2 fsrc2 %f26, %f10 diff --git a/arch/sparc/crypto/sha256_asm.S b/arch/sparc/crypto/sha256_asm.S index 9da84f5b61f5..b5f3d5826eb4 100644 --- a/arch/sparc/crypto/sha256_asm.S +++ b/arch/sparc/crypto/sha256_asm.S @@ -1,6 +1,8 @@ #include <linux/linkage.h> #include <asm/visasm.h> +#include "opcodes.h" + ENTRY(sha256_sparc64_transform) /* %o0 = digest, %o1 = data, %o2 = rounds */ VISEntryHalf @@ -25,8 +27,7 @@ ENTRY(sha256_sparc64_transform) ldd [%o1 + 0x30], %f20 ldd [%o1 + 0x38], %f22 - /* sha256 */ - .word 0x81b02840 + SHA256 subcc %o2, 1, %o2 bne,pt %xcc, 1b @@ -66,8 +67,7 @@ ENTRY(sha256_sparc64_transform) faligndata %f22, %f24, %f20 faligndata %f24, %f26, %f22 - /* sha256 */ - .word 0x81b02840 + SHA256 subcc %o2, 1, %o2 fsrc2 %f26, %f10 diff --git a/arch/sparc/crypto/sha512_asm.S b/arch/sparc/crypto/sha512_asm.S index 650ba5742f0e..54bfba713c0e 100644 --- a/arch/sparc/crypto/sha512_asm.S +++ b/arch/sparc/crypto/sha512_asm.S @@ -1,6 +1,8 @@ #include <linux/linkage.h> #include <asm/visasm.h> +#include "opcodes.h" + ENTRY(sha512_sparc64_transform) /* %o0 = digest, %o1 = data, %o2 = rounds */ VISEntry @@ -33,8 +35,7 @@ ENTRY(sha512_sparc64_transform) ldd [%o1 + 0x70], %f44 ldd [%o1 + 0x78], %f46 - /* sha512 */ - .word 0x81b02860 + SHA512 subcc %o2, 1, %o2 bne,pt %xcc, 1b @@ -90,8 +91,7 @@ ENTRY(sha512_sparc64_transform) faligndata %f46, %f48, %f44 faligndata %f48, %f50, %f46 - /* sha512 */ - .word 0x81b02860 + SHA512 subcc %o2, 1, %o2 fsrc2 %f50, %f18 |