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3710dedc12
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65850 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
43 lines
650 B
NASM
43 lines
650 B
NASM
;;
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;; This file is part of the "Coroutine" project and released under the MIT License.
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;;
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;; Created by Samuel Williams on 10/5/2018.
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;; Copyright, 2018, by Samuel Williams. All rights reserved.
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;;
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.code
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coroutine_transfer proc
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push rbp
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push rbx
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push rdi
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push rsi
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push r12
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push r13
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push r14
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push r15
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; Save caller stack pointer
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mov [rcx], rsp
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; Restore callee stack pointer
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mov rsp, [rdx]
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; Restore callee stack
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pop r15
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pop r14
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pop r13
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pop r12
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pop rsi
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pop rdi
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pop rbx
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pop rbp
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; Put the first argument into the return value
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mov rax, rcx
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; We pop the return address and jump to it
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ret
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coroutine_transfer endp
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end
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