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ff0a7c1134
aarch64: TLS register checkpoint/restore implementation by Christopher Covington. Signed-off-by: Alexander Kartashov <alekskartashov@parallels.com> Signed-off-by: Christopher Covington <cov@codeaurora.org> Reviewed-by: Christopher Covington <cov@codeaurora.org> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
28 lines
601 B
C
28 lines
601 B
C
#ifndef __CR_ASM_RESTORE_H__
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#define __CR_ASM_RESTORE_H__
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#include "asm/restorer.h"
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#include "protobuf/core.pb-c.h"
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#define JUMP_TO_RESTORER_BLOB(new_sp, restore_task_exec_start, \
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task_args) \
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asm volatile( \
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"and sp, %0, #~15 \n" \
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"mov x0, %2 \n" \
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"br %1 \n" \
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: \
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: "r"(new_sp), \
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"r"(restore_task_exec_start), \
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"r"(task_args) \
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: "sp", "x0", "memory")
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static inline void core_get_tls(CoreEntry *pcore, tls_t *ptls)
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{
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*ptls = pcore->ti_aarch64->tls;
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}
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int restore_fpu(struct rt_sigframe *sigframe, CoreEntry *core);
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#endif
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