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authorDavid S. Miller <davem@davemloft.net>2012-08-31 21:11:51 +0200
committerDavid S. Miller <davem@davemloft.net>2012-08-31 21:11:51 +0200
commit7cff82f5f42a938a1b633e121a41d29c81de18bb (patch)
tree80b07a1886e7f4b8caf547e9963245ca4ce75f1b /arch
parentsparc64: Unroll CTR crypt loops in AES driver. (diff)
downloadlinux-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')
-rw-r--r--arch/sparc/crypto/aes_asm.S56
-rw-r--r--arch/sparc/crypto/camellia_asm.S22
-rw-r--r--arch/sparc/crypto/crc32c_asm.S11
-rw-r--r--arch/sparc/crypto/des_asm.S24
-rw-r--r--arch/sparc/crypto/md5_asm.S8
-rw-r--r--arch/sparc/crypto/opcodes.h97
-rw-r--r--arch/sparc/crypto/sha1_asm.S8
-rw-r--r--arch/sparc/crypto/sha256_asm.S8
-rw-r--r--arch/sparc/crypto/sha512_asm.S8
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