// https://patchwork.ozlabs.org/project/uboot/patch/c315e41d155612260223ef75afa06bd728a3e705.1529433258.git.ivan.gorinov@intel.com/

.global setjmp
setjmp:
  pop %rcx
  movq %rcx, (%rdi)
  movq %rsp, 8(%rdi)
  movq %rbp, 16(%rdi)
  movq %rbx, 24(%rdi)
  movq %r12, 32(%rdi)
  movq %r13, 40(%rdi)
  movq %r14, 48(%rdi)
  movq %r15, 56(%rdi)
  xorq %rax, %rax
  jmpq *%rcx

.global longjmp
longjmp:
  movq (%rdi), %rcx
  movq 8(%rdi), %rsp
  movq 16(%rdi), %rbp
  movq 24(%rdi), %rbx
  movq 32(%rdi), %r12
  movq 40(%rdi), %r13
  movq 48(%rdi), %r14
  movq 56(%rdi), %r15
  
  movq %rsi, %rax
  testq %rax, %rax
  jnz 1f
  incq %rax
1:
  jmpq *%rcx