2019-07-03 17:27:19 +00:00
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# NOTE: Keep this consistent with `fault.rs`.
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2019-06-26 16:41:07 +00:00
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2019-06-26 12:44:51 +00:00
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.globl run_on_alternative_stack
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run_on_alternative_stack:
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2019-06-25 12:01:56 +00:00
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# (stack_end, stack_begin)
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# We need to ensure 16-byte alignment here.
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pushq %r15
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pushq %r14
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pushq %r13
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pushq %r12
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pushq %rbx
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pushq %rbp
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movq %rsp, -16(%rdi)
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2019-06-26 12:44:51 +00:00
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leaq run_on_alternative_stack.returning(%rip), %rax
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2019-06-25 12:01:56 +00:00
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movq %rax, -24(%rdi)
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movq %rsi, %rsp
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2019-06-27 07:49:43 +00:00
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movq (%rsp), %xmm0
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add $8, %rsp
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movq (%rsp), %xmm1
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add $8, %rsp
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movq (%rsp), %xmm2
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add $8, %rsp
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movq (%rsp), %xmm3
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add $8, %rsp
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movq (%rsp), %xmm4
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add $8, %rsp
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movq (%rsp), %xmm5
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add $8, %rsp
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movq (%rsp), %xmm6
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add $8, %rsp
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movq (%rsp), %xmm7
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add $8, %rsp
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2019-06-25 12:01:56 +00:00
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popq %rbp
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2019-06-27 07:49:43 +00:00
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popq %rax
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2019-06-25 12:01:56 +00:00
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popq %rbx
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2019-06-27 07:49:43 +00:00
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popq %rcx
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popq %rdx
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popq %rdi
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popq %rsi
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popq %r8
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popq %r9
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popq %r10
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popq %r11
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2019-06-25 12:01:56 +00:00
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popq %r12
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popq %r13
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popq %r14
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popq %r15
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retq
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2019-06-26 12:44:51 +00:00
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run_on_alternative_stack.returning:
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2019-06-25 12:01:56 +00:00
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movq (%rsp), %rsp
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popq %rbp
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popq %rbx
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popq %r12
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popq %r13
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popq %r14
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popq %r15
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retq
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