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Diffstat (limited to 'arch/x86_64/crypto/aes-x86_64-asm.S')
-rw-r--r--arch/x86_64/crypto/aes-x86_64-asm.S22
1 files changed, 13 insertions, 9 deletions
diff --git a/arch/x86_64/crypto/aes-x86_64-asm.S b/arch/x86_64/crypto/aes-x86_64-asm.S
index 483cbb23ab8d..26b40de4d0b0 100644
--- a/arch/x86_64/crypto/aes-x86_64-asm.S
+++ b/arch/x86_64/crypto/aes-x86_64-asm.S
@@ -15,6 +15,10 @@
15 15
16.text 16.text
17 17
18#include <asm/asm-offsets.h>
19
20#define BASE crypto_tfm_ctx_offset
21
18#define R1 %rax 22#define R1 %rax
19#define R1E %eax 23#define R1E %eax
20#define R1X %ax 24#define R1X %ax
@@ -46,19 +50,19 @@
46#define R10 %r10 50#define R10 %r10
47#define R11 %r11 51#define R11 %r11
48 52
49#define prologue(FUNC,BASE,B128,B192,r1,r2,r3,r4,r5,r6,r7,r8,r9,r10,r11) \ 53#define prologue(FUNC,KEY,B128,B192,r1,r2,r3,r4,r5,r6,r7,r8,r9,r10,r11) \
50 .global FUNC; \ 54 .global FUNC; \
51 .type FUNC,@function; \ 55 .type FUNC,@function; \
52 .align 8; \ 56 .align 8; \
53FUNC: movq r1,r2; \ 57FUNC: movq r1,r2; \
54 movq r3,r4; \ 58 movq r3,r4; \
55 leaq BASE+52(r8),r9; \ 59 leaq BASE+KEY+52(r8),r9; \
56 movq r10,r11; \ 60 movq r10,r11; \
57 movl (r7),r5 ## E; \ 61 movl (r7),r5 ## E; \
58 movl 4(r7),r1 ## E; \ 62 movl 4(r7),r1 ## E; \
59 movl 8(r7),r6 ## E; \ 63 movl 8(r7),r6 ## E; \
60 movl 12(r7),r7 ## E; \ 64 movl 12(r7),r7 ## E; \
61 movl (r8),r10 ## E; \ 65 movl BASE(r8),r10 ## E; \
62 xorl -48(r9),r5 ## E; \ 66 xorl -48(r9),r5 ## E; \
63 xorl -44(r9),r1 ## E; \ 67 xorl -44(r9),r1 ## E; \
64 xorl -40(r9),r6 ## E; \ 68 xorl -40(r9),r6 ## E; \
@@ -128,8 +132,8 @@ FUNC: movq r1,r2; \
128 movl r3 ## E,r1 ## E; \ 132 movl r3 ## E,r1 ## E; \
129 movl r4 ## E,r2 ## E; 133 movl r4 ## E,r2 ## E;
130 134
131#define entry(FUNC,BASE,B128,B192) \ 135#define entry(FUNC,KEY,B128,B192) \
132 prologue(FUNC,BASE,B128,B192,R2,R8,R7,R9,R1,R3,R4,R6,R10,R5,R11) 136 prologue(FUNC,KEY,B128,B192,R2,R8,R7,R9,R1,R3,R4,R6,R10,R5,R11)
133 137
134#define return epilogue(R8,R2,R9,R7,R5,R6,R3,R4,R11) 138#define return epilogue(R8,R2,R9,R7,R5,R6,R3,R4,R11)
135 139
@@ -147,9 +151,9 @@ FUNC: movq r1,r2; \
147#define decrypt_final(TAB,OFFSET) \ 151#define decrypt_final(TAB,OFFSET) \
148 round(TAB,OFFSET,R2,R1,R4,R3,R6,R5,R7,R10,R5,R6,R3,R4) 152 round(TAB,OFFSET,R2,R1,R4,R3,R6,R5,R7,R10,R5,R6,R3,R4)
149 153
150/* void aes_encrypt(void *ctx, u8 *out, const u8 *in) */ 154/* void aes_enc_blk(stuct crypto_tfm *tfm, u8 *out, const u8 *in) */
151 155
152 entry(aes_encrypt,0,enc128,enc192) 156 entry(aes_enc_blk,0,enc128,enc192)
153 encrypt_round(aes_ft_tab,-96) 157 encrypt_round(aes_ft_tab,-96)
154 encrypt_round(aes_ft_tab,-80) 158 encrypt_round(aes_ft_tab,-80)
155enc192: encrypt_round(aes_ft_tab,-64) 159enc192: encrypt_round(aes_ft_tab,-64)
@@ -166,9 +170,9 @@ enc128: encrypt_round(aes_ft_tab,-32)
166 encrypt_final(aes_fl_tab,112) 170 encrypt_final(aes_fl_tab,112)
167 return 171 return
168 172
169/* void aes_decrypt(void *ctx, u8 *out, const u8 *in) */ 173/* void aes_dec_blk(struct crypto_tfm *tfm, u8 *out, const u8 *in) */
170 174
171 entry(aes_decrypt,240,dec128,dec192) 175 entry(aes_dec_blk,240,dec128,dec192)
172 decrypt_round(aes_it_tab,-96) 176 decrypt_round(aes_it_tab,-96)
173 decrypt_round(aes_it_tab,-80) 177 decrypt_round(aes_it_tab,-80)
174dec192: decrypt_round(aes_it_tab,-64) 178dec192: decrypt_round(aes_it_tab,-64)