3 int __static_cpu_has(unsigned short bit)
5 asm goto ("1: jmp %l[t_no]\n" "2:\n" ".section .altinstructions,\"a\"\n"
6 " " ".balign 4" " " "\n" " " ".long" " " "1b\n" " " ".long"
7 " " "0\n" " .word %P0\n" " .byte 2b - 1b\n" " .byte 0\n"
8 ".previous\n"::"i" (bit)::t_no);
14 unsigned int x86_capability[10];
15 } __attribute__ ((__aligned__((1 << (6)))));
16 extern struct cpuinfo_x86 boot_cpu_data;
17 struct i387_fxsave_struct {
19 } __attribute__ ((aligned(16)));
20 struct xsave_hdr_struct {
21 unsigned long long xstate_bv;
22 } __attribute__ ((packed));
24 struct xsave_hdr_struct xsave_hdr;
25 } __attribute__ ((packed, aligned(64)));
27 struct i387_fxsave_struct fxsave;
28 struct xsave_struct xsave;
31 union thread_xstate *state;
34 void (*cia_decrypt) (struct crypto_tfm * tfm, unsigned char *dst,
35 const unsigned char *src);
38 struct list_head cra_list;
40 struct cipher_alg cipher;
43 static __attribute__ ((always_inline)) __attribute__ ((pure))
46 return __builtin_constant_p(constant_test_bit(154, (unsigned long *)((&boot_cpu_data)->x86_capability)))
48 constant_test_bit(154, (unsigned long *)((&boot_cpu_data)->x86_capability)) :
54 static inline __attribute__ ((always_inline)) __attribute__ ((always_inline))
55 __attribute__ ((pure))
58 return __builtin_constant_p
59 (variable_test_bit(24, (unsigned long *)((&boot_cpu_data)->x86_capability)))
61 variable_test_bit(24, (unsigned long *)((&boot_cpu_data)->x86_capability)) :
66 static inline __attribute__ ((always_inline))
67 void fpu_save_init(struct fpu *fpu)
70 __builtin_constant_p(use_xsave())? use_xsave() :
73 if (__builtin_constant_p
74 (((!(fpu->state->xsave.xsave_hdr.
75 xstate_bv & 0x1)))) ? ! !((!(fpu->state->xsave.
77 xstate_bv & 0x1))) : ( {
78 ! !((!(fpu->state->xsave.xsave_hdr.xstate_bv & 0x1)));}
81 } else if (use_fxsr()) {
83 if (__builtin_constant_p
84 ((((__builtin_constant_p(fpu->state->fxsave.swd & (1 << 7)) ?
85 ! !(fpu->state->fxsave.swd & (1 << 7)) : ( {
96 ! !(((__builtin_constant_p(fpu->state->fxsave.swd & (1 << 7)) ?
97 ! !(fpu->state->fxsave.swd & (1 << 7)) : ( {
111 ! !(((__builtin_constant_p(fpu->state->fxsave.swd & (1 << 7))
112 ? ! !(fpu->state->fxsave.swd & (1 << 7)) : ( {
125 asm volatile ("fnclex");
128 static __attribute__ ((always_inline))
129 void __save_init_fpu(void)
134 static __attribute__ ((always_inline))
135 void kernel_fpu_begin(void)
140 static void aes_decrypt(void)
142 if (!irq_fpu_usable())
143 crypto_aes_decrypt_x86(0);
148 static struct crypto_alg aesni_alg = {
150 &aesni_alg.cra_list, &aesni_alg.cra_list}
153 .cia_decrypt = aes_decrypt}
157 static struct crypto_alg ablk_ecb_alg = {
162 if (! !crypto_register_alg(&aesni_alg))
163 crypto_unregister_alg(&ablk_ecb_alg);