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|
#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_O1_F2 \
.word 0x85b02309;
#define ENCRYPT_TWO_ROUNDS(KEY_BASE, I0, I1, T0, T1) \
AES_EROUND01(KEY_BASE + 0, I0, I1, T0) \
AES_EROUND23(KEY_BASE + 2, I0, I1, T1) \
AES_EROUND01(KEY_BASE + 4, T0, T1, I0) \
AES_EROUND23(KEY_BASE + 6, T0, T1, I1)
#define ENCRYPT_TWO_ROUNDS_LAST(KEY_BASE, I0, I1, T0, T1) \
AES_EROUND01(KEY_BASE + 0, I0, I1, T0) \
AES_EROUND23(KEY_BASE + 2, I0, I1, T1) \
AES_EROUND01_L(KEY_BASE + 4, T0, T1, I0) \
AES_EROUND23_L(KEY_BASE + 6, T0, T1, I1)
/* 10 rounds */
#define ENCRYPT_128(KEY_BASE, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 0, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 8, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 16, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 24, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS_LAST(KEY_BASE + 32, I0, I1, T0, T1)
/* 12 rounds */
#define ENCRYPT_192(KEY_BASE, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 0, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 8, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 16, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 24, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 32, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS_LAST(KEY_BASE + 40, I0, I1, T0, T1)
/* 14 rounds */
#define ENCRYPT_256(KEY_BASE, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 0, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 8, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 16, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 24, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 32, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS(KEY_BASE + 40, I0, I1, T0, T1) \
ENCRYPT_TWO_ROUNDS_LAST(KEY_BASE + 48, I0, I1, T0, T1)
#define DECRYPT_TWO_ROUNDS(KEY_TOP, I0, I1, T0, T1) \
AES_DROUND23(KEY_TOP - 2, I0, I1, T1) \
AES_DROUND01(KEY_TOP - 4, I0, I1, T0) \
AES_DROUND23(KEY_TOP - 6, T0, T1, I1) \
AES_DROUND01(KEY_TOP - 8, T0, T1, I0)
#define DECRYPT_TWO_ROUNDS_LAST(KEY_TOP, I0, I1, T0, T1) \
AES_DROUND23(KEY_TOP - 2, I0, I1, T1) \
AES_DROUND01(KEY_TOP - 4, I0, I1, T0) \
AES_DROUND23_L(KEY_TOP - 6, T0, T1, I1) \
AES_DROUND01_L(KEY_TOP - 8, T0, T1, I0)
/* 10 rounds */
#define DECRYPT_128(KEY_TOP, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 0, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 8, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 16, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 24, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS_LAST(KEY_TOP - 32, I0, I1, T0, T1)
/* 12 rounds */
#define DECRYPT_192(KEY_TOP, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 0, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 8, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 16, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 24, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 32, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS_LAST(KEY_TOP - 40, I0, I1, T0, T1)
/* 14 rounds */
#define DECRYPT_256(KEY_TOP, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 0, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 8, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 16, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 24, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 32, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS(KEY_TOP - 40, I0, I1, T0, T1) \
DECRYPT_TWO_ROUNDS_LAST(KEY_TOP - 48, I0, I1, T0, T1)
ENTRY(aes_sparc64_key_expand)
/* %o0=input_key, %o1=output_key, %o2=key_len */
VISEntry
ld [%o0 + 0x00], %f0
ld [%o0 + 0x04], %f1
ld [%o0 + 0x08], %f2
ld [%o0 + 0x0c], %f3
std %f0, [%o1 + 0x00]
std %f2, [%o1 + 0x08]
add %o1, 0x10, %o1
cmp %o2, 24
bl 2f
nop
be 1f
nop
/* 256-bit key expansion */
ld [%o0 + 0x10], %f4
ld [%o0 + 0x14], %f5
ld [%o0 + 0x18], %f6
ld [%o0 + 0x1c], %f7
std %f4, [%o1 + 0x00]
std %f6, [%o1 + 0x08]
add %o1, 0x10, %o1
AES_KEXPAND1(0, 6, 0x0, 8)
AES_KEXPAND2(2, 8, 10)
AES_KEXPAND0(4, 10, 12)
AES_KEXPAND2(6, 12, 14)
AES_KEXPAND1(8, 14, 0x1, 16)
AES_KEXPAND2(10, 16, 18)
AES_KEXPAND0(12, 18, 20)
AES_KEXPAND2(14, 20, 22)
AES_KEXPAND1(16, 22, 0x2, 24)
AES_KEXPAND2(18, 24, 26)
AES_KEXPAND0(20, 26, 28)
AES_KEXPAND2(22, 28, 30)
AES_KEXPAND1(24, 30, 0x3, 32)
AES_KEXPAND2(26, 32, 34)
AES_KEXPAND0(28, 34, 36)
AES_KEXPAND2(30, 36, 38)
AES_KEXPAND1(32, 38, 0x4, 40)
AES_KEXPAND2(34, 40, 42)
AES_KEXPAND0(36, 42, 44)
AES_KEXPAND2(38, 44, 46)
AES_KEXPAND1(40, 46, 0x5, 48)
AES_KEXPAND2(42, 48, 50)
AES_KEXPAND0(44, 50, 52)
AES_KEXPAND2(46, 52, 54)
AES_KEXPAND1(48, 54, 0x6, 56)
AES_KEXPAND2(50, 56, 58)
std %f8, [%o1 + 0x00]
std %f10, [%o1 + 0x08]
std %f12, [%o1 + 0x10]
std %f14, [%o1 + 0x18]
std %f16, [%o1 + 0x20]
std %f18, [%o1 + 0x28]
std %f20, [%o1 + 0x30]
std %f22, [%o1 + 0x38]
std %f24, [%o1 + 0x40]
std %f26, [%o1 + 0x48]
std %f28, [%o1 + 0x50]
std %f30, [%o1 + 0x58]
std %f32, [%o1 + 0x60]
std %f34, [%o1 + 0x68]
std %f36, [%o1 + 0x70]
std %f38, [%o1 + 0x78]
std %f40, [%o1 + 0x80]
std %f42, [%o1 + 0x88]
std %f44, [%o1 + 0x90]
std %f46, [%o1 + 0x98]
std %f48, [%o1 + 0xa0]
std %f50, [%o1 + 0xa8]
std %f52, [%o1 + 0xb0]
std %f54, [%o1 + 0xb8]
std %f56, [%o1 + 0xc0]
ba,pt %xcc, 80f
std %f58, [%o1 + 0xc8]
1:
/* 192-bit key expansion */
ld [%o0 + 0x10], %f4
ld [%o0 + 0x14], %f5
std %f4, [%o1 + 0x00]
add %o1, 0x08, %o1
AES_KEXPAND1(0, 4, 0x0, 6)
AES_KEXPAND2(2, 6, 8)
AES_KEXPAND2(4, 8, 10)
AES_KEXPAND1(6, 10, 0x1, 12)
AES_KEXPAND2(8, 12, 14)
AES_KEXPAND2(10, 14, 16)
AES_KEXPAND1(12, 16, 0x2, 18)
AES_KEXPAND2(14, 18, 20)
AES_KEXPAND2(16, 20, 22)
AES_KEXPAND1(18, 22, 0x3, 24)
AES_KEXPAND2(20, 24, 26)
AES_KEXPAND2(22, 26, 28)
AES_KEXPAND1(24, 28, 0x4, 30)
AES_KEXPAND2(26, 30, 32)
AES_KEXPAND2(28, 32, 34)
AES_KEXPAND1(30, 34, 0x5, 36)
AES_KEXPAND2(32, 36, 38)
AES_KEXPAND2(34, 38, 40)
AES_KEXPAND1(36, 40, 0x6, 42)
AES_KEXPAND2(38, 42, 44)
AES_KEXPAND2(40, 44, 46)
AES_KEXPAND1(42, 46, 0x7, 48)
AES_KEXPAND2(44, 48, 50)
std %f6, [%o1 + 0x00]
std %f8, [%o1 + 0x08]
std %f10, [%o1 + 0x10]
std %f12, [%o1 + 0x18]
std %f14, [%o1 + 0x20]
std %f16, [%o1 + 0x28]
std %f18, [%o1 + 0x30]
std %f20, [%o1 + 0x38]
std %f22, [%o1 + 0x40]
std %f24, [%o1 + 0x48]
std %f26, [%o1 + 0x50]
std %f28, [%o1 + 0x58]
std %f30, [%o1 + 0x60]
std %f32, [%o1 + 0x68]
std %f34, [%o1 + 0x70]
std %f36, [%o1 + 0x78]
std %f38, [%o1 + 0x80]
std %f40, [%o1 + 0x88]
std %f42, [%o1 + 0x90]
std %f44, [%o1 + 0x98]
std %f46, [%o1 + 0xa0]
std %f48, [%o1 + 0xa8]
ba,pt %xcc, 80f
std %f50, [%o1 + 0xb0]
2:
/* 128-bit key expansion */
AES_KEXPAND1(0, 2, 0x0, 4)
AES_KEXPAND2(2, 4, 6)
AES_KEXPAND1(4, 6, 0x1, 8)
AES_KEXPAND2(6, 8, 10)
AES_KEXPAND1(8, 10, 0x2, 12)
AES_KEXPAND2(10, 12, 14)
AES_KEXPAND1(12, 14, 0x3, 16)
AES_KEXPAND2(14, 16, 18)
AES_KEXPAND1(16, 18, 0x4, 20)
AES_KEXPAND2(18, 20, 22)
AES_KEXPAND1(20, 22, 0x5, 24)
AES_KEXPAND2(22, 24, 26)
AES_KEXPAND1(24, 26, 0x6, 28)
AES_KEXPAND2(26, 28, 30)
AES_KEXPAND1(28, 30, 0x7, 32)
AES_KEXPAND2(30, 32, 34)
AES_KEXPAND1(32, 34, 0x8, 36)
AES_KEXPAND2(34, 36, 38)
AES_KEXPAND1(36, 38, 0x9, 40)
AES_KEXPAND2(38, 40, 42)
std %f4, [%o1 + 0x00]
std %f6, [%o1 + 0x08]
std %f8, [%o1 + 0x10]
std %f10, [%o1 + 0x18]
std %f12, [%o1 + 0x20]
std %f14, [%o1 + 0x28]
std %f16, [%o1 + 0x30]
std %f18, [%o1 + 0x38]
std %f20, [%o1 + 0x40]
std %f22, [%o1 + 0x48]
std %f24, [%o1 + 0x50]
std %f26, [%o1 + 0x58]
std %f28, [%o1 + 0x60]
std %f30, [%o1 + 0x68]
std %f32, [%o1 + 0x70]
std %f34, [%o1 + 0x78]
std %f36, [%o1 + 0x80]
std %f38, [%o1 + 0x88]
std %f40, [%o1 + 0x90]
std %f42, [%o1 + 0x98]
80:
retl
VISExit
ENDPROC(aes_sparc64_key_expand)
ENTRY(aes_sparc64_encrypt)
/* %o0=key, %o1=input, %o2=output, %o3=key_len */
VISEntry
ld [%o1 + 0x00], %f4
ld [%o1 + 0x04], %f5
ld [%o1 + 0x08], %f6
ld [%o1 + 0x0c], %f7
ldd [%o0 + 0x00], %f8
ldd [%o0 + 0x08], %f10
cmp %o3, 24
fxor %f8, %f4, %f4
bl 2f
fxor %f10, %f6, %f6
be 1f
ldd [%o0 + 0x10], %f8
ldd [%o0 + 0x18], %f10
ldd [%o0 + 0x20], %f12
ldd [%o0 + 0x28], %f14
add %o0, 0x20, %o0
ENCRYPT_TWO_ROUNDS(8, 4, 6, 0, 2)
ldd [%o0 + 0x10], %f8
1:
ldd [%o0 + 0x18], %f10
ldd [%o0 + 0x20], %f12
ldd [%o0 + 0x28], %f14
add %o0, 0x20, %o0
ENCRYPT_TWO_ROUNDS(8, 4, 6, 0, 2)
2:
ldd [%o0 + 0x10], %f12
ldd [%o0 + 0x18], %f14
ldd [%o0 + 0x20], %f16
ldd [%o0 + 0x28], %f18
ldd [%o0 + 0x30], %f20
ldd [%o0 + 0x38], %f22
ldd [%o0 + 0x40], %f24
ldd [%o0 + 0x48], %f26
ldd [%o0 + 0x50], %f28
ldd [%o0 + 0x58], %f30
ldd [%o0 + 0x60], %f32
ldd [%o0 + 0x68], %f34
ldd [%o0 + 0x70], %f36
ldd [%o0 + 0x78], %f38
ldd [%o0 + 0x80], %f40
ldd [%o0 + 0x88], %f42
ldd [%o0 + 0x90], %f44
ldd [%o0 + 0x98], %f46
ldd [%o0 + 0xa0], %f48
ldd [%o0 + 0xa8], %f50
ENCRYPT_128(12, 4, 6, 0, 2)
st %f4, [%o2 + 0x00]
st %f5, [%o2 + 0x04]
st %f6, [%o2 + 0x08]
st %f7, [%o2 + 0x0c]
retl
VISExit
ENDPROC(aes_sparc64_encrypt)
ENTRY(aes_sparc64_decrypt)
/* %o0=key, %o1=input, %o2=output, %o3=key_len, %o4=exp_key_len */
VISEntry
ld [%o1 + 0x00], %f4
add %o0, %o4, %o0
ld [%o1 + 0x04], %f5
ld [%o1 + 0x08], %f6
ld [%o1 + 0x0c], %f7
ldd [%o0 - 0x08], %f8
ldd [%o0 - 0x10], %f10
cmp %o3, 24
fxor %f10, %f4, %f4
bl 2f
fxor %f8, %f6, %f6
be 1f
ldd [%o0 - 0x30], %f8
ldd [%o0 - 0x28], %f10
ldd [%o0 - 0x20], %f12
ldd [%o0 - 0x18], %f14
sub %o0, 0x20, %o0
DECRYPT_TWO_ROUNDS(16, 4, 6, 0, 2)
ldd [%o0 - 0x30], %f8
1:
ldd [%o0 - 0x28], %f10
ldd [%o0 - 0x20], %f12
ldd [%o0 - 0x18], %f14
sub %o0, 0x20, %o0
DECRYPT_TWO_ROUNDS(16, 4, 6, 0, 2)
2:
ldd [%o0 - 0xb0], %f12
ldd [%o0 - 0xa8], %f14
ldd [%o0 - 0xa0], %f16
ldd [%o0 - 0x98], %f18
ldd [%o0 - 0x90], %f20
ldd [%o0 - 0x88], %f22
ldd [%o0 - 0x80], %f24
ldd [%o0 - 0x78], %f26
ldd [%o0 - 0x70], %f28
ldd [%o0 - 0x68], %f30
ldd [%o0 - 0x60], %f32
ldd [%o0 - 0x58], %f34
ldd [%o0 - 0x50], %f36
ldd [%o0 - 0x48], %f38
ldd [%o0 - 0x40], %f40
ldd [%o0 - 0x38], %f42
ldd [%o0 - 0x30], %f44
ldd [%o0 - 0x28], %f46
ldd [%o0 - 0x20], %f48
ldd [%o0 - 0x18], %f50
DECRYPT_128(52, 4, 6, 0, 2)
st %f4, [%o2 + 0x00]
st %f5, [%o2 + 0x04]
st %f6, [%o2 + 0x08]
st %f7, [%o2 + 0x0c]
retl
VISExit
ENDPROC(aes_sparc64_decrypt)
ENTRY(aes_sparc64_load_decrypt_keys)
/* %o0=key */
ba,pt %xcc, aes_sparc64_load_encrypt_keys
sub %o0, 0x10, %o0
ENDPROC(aes_sparc64_load_decrypt_keys)
ENTRY(aes_sparc64_load_encrypt_keys)
/* %o0=key */
VISEntry
ldd [%o0 + 0x10], %f8
ldd [%o0 + 0x18], %f10
ldd [%o0 + 0x20], %f12
ldd [%o0 + 0x28], %f14
ldd [%o0 + 0x30], %f16
ldd [%o0 + 0x38], %f18
ldd [%o0 + 0x40], %f20
ldd [%o0 + 0x48], %f22
ldd [%o0 + 0x50], %f24
ldd [%o0 + 0x58], %f26
ldd [%o0 + 0x60], %f28
ldd [%o0 + 0x68], %f30
ldd [%o0 + 0x70], %f32
ldd [%o0 + 0x78], %f34
ldd [%o0 + 0x80], %f36
ldd [%o0 + 0x88], %f38
ldd [%o0 + 0x90], %f40
ldd [%o0 + 0x98], %f42
ldd [%o0 + 0xa0], %f44
ldd [%o0 + 0xa8], %f46
ldd [%o0 + 0xb0], %f48
ldd [%o0 + 0xb8], %f50
ldd [%o0 + 0xc0], %f52
ldd [%o0 + 0xc8], %f54
ldd [%o0 + 0xd0], %f56
ldd [%o0 + 0xd8], %f58
ldd [%o0 + 0xe0], %f60
retl
ldd [%o0 + 0xe8], %f62
ENDPROC(aes_sparc64_load_encrypt_keys)
ENTRY(aes_sparc64_ecb_encrypt)
/* %o0=key, %o1=input, %o2=output, %o3=key_len, %o4=len */
ldx [%o0 + 0x00], %g1
ldx [%o0 + 0x08], %g2
cmp %o3, 24
bl 2f
nop
be 1f
nop
0:
/* 256-bit key */
ldx [%o1 + 0x00], %g3
ldx [%o1 + 0x08], %g7
add %o1, 0x10, %o1
xor %g1, %g3, %g3
xor %g2, %g7, %g7
MOVXTOD_G3_F4
MOVXTOD_G7_F6
ENCRYPT_256(8, 4, 6, 0, 2)
std %f4, [%o2 + 0x00]
std %f6, [%o2 + 0x08]
subcc %o4, 0x10, %o4
bne,pt %xcc, 0b
add %o2, 0x10, %o2
retl
nop
1:
/* 192-bit key */
ldx [%o1 + 0x00], %g3
ldx [%o1 + 0x08], %g7
add %o1, 0x10, %o1
xor %g1, %g3, %g3
xor %g2, %g7, %g7
MOVXTOD_G3_F4
MOVXTOD_G7_F6
ENCRYPT_192(8, 4, 6, 0, 2)
std %f4, [%o2 + 0x00]
std %f6, [%o2 + 0x08]
subcc %o4, 0x10, %o4
bne,pt %xcc, 1b
add %o2, 0x10, %o2
retl
nop
2:
/* 128-bit key */
ldx [%o1 + 0x00], %g3
ldx [%o1 + 0x08], %g7
add %o1, 0x10, %o1
xor %g1, %g3, %g3
xor %g2, %g7, %g7
MOVXTOD_G3_F4
MOVXTOD_G7_F6
ENCRYPT_128(8, 4, 6, 0, 2)
std %f4, [%o2 + 0x00]
std %f6, [%o2 + 0x08]
subcc %o4, 0x10, %o4
bne,pt %xcc, 2b
add %o2, 0x10, %o2
retl
nop
ENDPROC(aes_sparc64_ecb_encrypt)
ENTRY(aes_sparc64_ecb_decrypt)
/* %o0=&key[key_len], %o1=input, %o2=output, %o3=key_len, %o4=len, %o5=iv */
ldx [%o0 - 0x10], %g1
ldx [%o0 - 0x08], %g2
cmp %o3, 24
bl 2f
nop
be 1f
nop
0:
/* 256-bit key */
ldx [%o1 + 0x00], %g3
ldx [%o1 + 0x08], %g7
add %o1, 0x10, %o1
xor %g1, %g3, %g3
xor %g2, %g7, %g7
MOVXTOD_G3_F4
MOVXTOD_G7_F6
DECRYPT_256(64, 4, 6, 0, 2)
std %f4, [%o2 + 0x00]
std %f6, [%o2 + 0x08]
subcc %o4, 0x10, %o4
bne,pt %xcc, 0b
add %o2, 0x10, %o2
retl
nop
1:
/* 192-bit key */
ldx [%o1 + 0x00], %g3
ldx [%o1 + 0x08], %g7
add %o1, 0x10, %o1
xor %g1, %g3, %g3
xor %g2, %g7, %g7
MOVXTOD_G3_F4
MOVXTOD_G7_F6
DECRYPT_192(56, 4, 6, 0, 2)
std %f4, [%o2 + 0x00]
std %f6, [%o2 + 0x08]
subcc %o4, 0x10, %o4
bne,pt %xcc, 1b
add %o2, 0x10, %o2
retl
nop
2:
/* 128-bit key */
ldx [%o1 + 0x00], %g3
ldx [%o1 + 0x08], %g7
add %o1, 0x10, %o1
xor %g1, %g3, %g3
xor %g2, %g7, %g7
MOVXTOD_G3_F4
MOVXTOD_G7_F6
DECRYPT_128(48, 4, 6, 0, 2)
std %f4, [%o2 + 0x00]
std %f6, [%o2 + 0x08]
subcc %o4, 0x10, %o4
bne,pt %xcc, 2b
add %o2, 0x10, %o2
retl
nop
ENDPROC(aes_sparc64_ecb_decrypt)
ENTRY(aes_sparc64_cbc_encrypt)
/* %o0=key, %o1=input, %o2=output, %o3=key_len, %o4=len */
ldd [%o5 + 0x00], %f4
ldd [%o5 + 0x08], %f6
ldx [%o0 + 0x00], %g1
ldx [%o0 + 0x08], %g2
cmp %o3, 24
bl 2f
nop
be 1f
nop
0:
/* 256-bit key */
ldx [%o1 + 0x00], %g3
ldx [%o1 + 0x08], %g7
add %o1, 0x10, %o1
xor %g1, %g3, %g3
xor %g2, %g7, %g7
MOVXTOD_G3_F0
MOVXTOD_G7_F2
fxor %f4, %f0, %f4
fxor %f6, %f2, %f6
ENCRYPT_256(8, 4, 6, 0, 2)
std %f4, [%o2 + 0x00]
std %f6, [%o2 + 0x08]
subcc %o4, 0x10, %o4
bne,pt %xcc, 0b
add %o2, 0x10, %o2
std %f4, [%o5 + 0x00]
std %f6, [%o5 + 0x08]
retl
nop
1:
/* 192-bit key */
ldx [%o1 + 0x00], %g3
ldx [%o1 + 0x08], %g7
add %o1, 0x10, %o1
xor %g1, %g3, %g3
xor %g2, %g7, %g7
MOVXTOD_G3_F0
MOVXTOD_G7_F2
fxor %f4, %f0, %f4
fxor %f6, %f2, %f6
ENCRYPT_192(8, 4, 6, 0, 2)
std %f4, [%o2 + 0x00]
std %f6, [%o2 + 0x08]
subcc %o4, 0x10, %o4
bne,pt %xcc, 1b
add %o2, 0x10, %o2
std %f4, [%o5 + 0x00]
std %f6, [%o5 + 0x08]
retl
nop
2:
/* 128-bit key */
ldx [%o1 + 0x00], %g3
ldx [%o1 + 0x08], %g7
add %o1, 0x10, %o1
xor %g1, %g3, %g3
xor %g2, %g7, %g7
MOVXTOD_G3_F0
MOVXTOD_G7_F2
fxor %f4, %f0, %f4
fxor %f6, %f2, %f6
ENCRYPT_128(8, 4, 6, 0, 2)
std %f4, [%o2 + 0x00]
std %f6, [%o2 + 0x08]
subcc %o4, 0x10, %o4
bne,pt %xcc, 2b
add %o2, 0x10, %o2
std %f4, [%o5 + 0x00]
std %f6, [%o5 + 0x08]
retl
nop
ENDPROC(aes_sparc64_cbc_encrypt)
ENTRY(aes_sparc64_cbc_decrypt)
/* %o0=&key[key_len], %o1=key_len, %o2=input, %o3=output, %o4=len, %o5=iv */
ldx [%o0 - 0x10], %g1
ldx [%o0 - 0x08], %g2
cmp %o1, 24
ldx [%o5 + 0x00], %o0
bl 2f
ldx [%o5 + 0x08], %o1
be 1f
nop
0:
/* 256-bit key */
ldx [%o2 + 0x00], %g3
ldx [%o2 + 0x08], %g7
add %o2, 0x10, %o2
xor %g1, %g3, %g3
xor %g2, %g7, %g7
MOVXTOD_G3_F4
MOVXTOD_G7_F6
DECRYPT_256(64, 4, 6, 0, 2)
MOVXTOD_O0_F0
MOVXTOD_O1_F2
xor %g1, %g3, %o0
xor %g2, %g7, %o1
fxor %f4, %f0, %f4
fxor %f6, %f2, %f6
std %f4, [%o3 + 0x00]
std %f6, [%o3 + 0x08]
subcc %o4, 0x10, %o4
bne,pt %xcc, 0b
add %o3, 0x10, %o3
stx %o0, [%o5 + 0x00]
stx %o1, [%o5 + 0x08]
retl
nop
1:
/* 192-bit key */
ldx [%o2 + 0x00], %g3
ldx [%o2 + 0x08], %g7
add %o2, 0x10, %o2
xor %g1, %g3, %g3
xor %g2, %g7, %g7
MOVXTOD_G3_F4
MOVXTOD_G7_F6
DECRYPT_192(56, 4, 6, 0, 2)
MOVXTOD_O0_F0
MOVXTOD_O1_F2
xor %g1, %g3, %o0
xor %g2, %g7, %o1
fxor %f4, %f0, %f4
fxor %f6, %f2, %f6
std %f4, [%o3 + 0x00]
std %f6, [%o3 + 0x08]
subcc %o4, 0x10, %o4
bne,pt %xcc, 1b
add %o3, 0x10, %o3
stx %o0, [%o5 + 0x00]
stx %o1, [%o5 + 0x08]
retl
nop
2:
/* 128-bit key */
ldx [%o2 + 0x00], %g3
ldx [%o2 + 0x08], %g7
add %o2, 0x10, %o2
xor %g1, %g3, %g3
xor %g2, %g7, %g7
MOVXTOD_G3_F4
MOVXTOD_G7_F6
DECRYPT_128(48, 4, 6, 0, 2)
MOVXTOD_O0_F0
MOVXTOD_O1_F2
xor %g1, %g3, %o0
xor %g2, %g7, %o1
fxor %f4, %f0, %f4
fxor %f6, %f2, %f6
std %f4, [%o3 + 0x00]
std %f6, [%o3 + 0x08]
subcc %o4, 0x10, %o4
bne,pt %xcc, 2b
add %o3, 0x10, %o3
stx %o0, [%o5 + 0x00]
stx %o1, [%o5 + 0x08]
retl
nop
ENDPROC(aes_sparc64_cbc_decrypt)
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