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#if defined(__x86_64__)
.text
.globl CRYPTO_rdrand
.hidden CRYPTO_rdrand
.type CRYPTO_rdrand,@function
.align 16
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
.hidden CRYPTO_rdrand_multiple8_buf
.type CRYPTO_rdrand_multiple8_buf,@function
.align 16
CRYPTO_rdrand_multiple8_buf:
testq %rsi,%rsi
jz .Lout
movq $8,%rdx
.Lloop:
.byte 0x48, 0x0f, 0xc7, 0xf1
jnc .Lerr
movq %rcx,0(%rdi)
addq %rdx,%rdi
subq %rdx,%rsi
jnz .Lloop
.Lout:
movq $1,%rax
.byte 0xf3,0xc3
.Lerr:
xorq %rax,%rax
.byte 0xf3,0xc3
#endif
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