| #if defined(__x86_64__) |
| .text |
| |
| |
| |
| |
| .globl _CRYPTO_rdrand |
| .private_extern _CRYPTO_rdrand |
| |
| .p2align 4 |
| _CRYPTO_rdrand: |
| xorq %rax,%rax |
| |
| |
| .byte 0x48, 0x0f, 0xc7, 0xf1 |
| |
| adcq %rax,%rax |
| movq %rcx,0(%rdi) |
| .byte 0xf3,0xc3 |
| |
| |
| |
| |
| |
| .globl _CRYPTO_rdrand_multiple8_buf |
| .private_extern _CRYPTO_rdrand_multiple8_buf |
| |
| .p2align 4 |
| _CRYPTO_rdrand_multiple8_buf: |
| testq %rsi,%rsi |
| jz L$out |
| movq $8,%rdx |
| L$loop: |
| |
| |
| .byte 0x48, 0x0f, 0xc7, 0xf1 |
| jnc L$err |
| movq %rcx,0(%rdi) |
| addq %rdx,%rdi |
| subq %rdx,%rsi |
| jnz L$loop |
| L$out: |
| movq $1,%rax |
| .byte 0xf3,0xc3 |
| L$err: |
| xorq %rax,%rax |
| .byte 0xf3,0xc3 |
| #endif |
