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https://github.com/FEX-Emu/linux.git
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9f331119a4
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Cc: heukelum@fastmail.fm Signed-off-by: Ingo Molnar <mingo@elte.hu>
117 lines
1.8 KiB
ArmAsm
117 lines
1.8 KiB
ArmAsm
/*
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* Function calling ABI conversion from Linux to EFI for x86_64
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*
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* Copyright (C) 2007 Intel Corp
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* Bibo Mao <bibo.mao@intel.com>
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* Huang Ying <ying.huang@intel.com>
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*/
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#include <linux/linkage.h>
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#define SAVE_XMM \
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mov %rsp, %rax; \
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subq $0x70, %rsp; \
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and $~0xf, %rsp; \
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mov %rax, (%rsp); \
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mov %cr0, %rax; \
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clts; \
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mov %rax, 0x8(%rsp); \
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movaps %xmm0, 0x60(%rsp); \
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movaps %xmm1, 0x50(%rsp); \
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movaps %xmm2, 0x40(%rsp); \
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movaps %xmm3, 0x30(%rsp); \
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movaps %xmm4, 0x20(%rsp); \
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movaps %xmm5, 0x10(%rsp)
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#define RESTORE_XMM \
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movaps 0x60(%rsp), %xmm0; \
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movaps 0x50(%rsp), %xmm1; \
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movaps 0x40(%rsp), %xmm2; \
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movaps 0x30(%rsp), %xmm3; \
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movaps 0x20(%rsp), %xmm4; \
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movaps 0x10(%rsp), %xmm5; \
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mov 0x8(%rsp), %rsi; \
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mov %rsi, %cr0; \
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mov (%rsp), %rsp
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ENTRY(efi_call0)
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SAVE_XMM
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subq $32, %rsp
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call *%rdi
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addq $32, %rsp
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RESTORE_XMM
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ret
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ENDPROC(efi_call0)
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ENTRY(efi_call1)
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SAVE_XMM
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subq $32, %rsp
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mov %rsi, %rcx
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call *%rdi
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addq $32, %rsp
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RESTORE_XMM
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ret
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ENDPROC(efi_call1)
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ENTRY(efi_call2)
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SAVE_XMM
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subq $32, %rsp
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mov %rsi, %rcx
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call *%rdi
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addq $32, %rsp
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RESTORE_XMM
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ret
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ENDPROC(efi_call2)
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ENTRY(efi_call3)
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SAVE_XMM
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subq $32, %rsp
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mov %rcx, %r8
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mov %rsi, %rcx
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call *%rdi
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addq $32, %rsp
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RESTORE_XMM
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ret
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ENDPROC(efi_call3)
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ENTRY(efi_call4)
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SAVE_XMM
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subq $32, %rsp
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mov %r8, %r9
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mov %rcx, %r8
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mov %rsi, %rcx
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call *%rdi
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addq $32, %rsp
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RESTORE_XMM
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ret
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ENDPROC(efi_call4)
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ENTRY(efi_call5)
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SAVE_XMM
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subq $48, %rsp
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mov %r9, 32(%rsp)
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mov %r8, %r9
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mov %rcx, %r8
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mov %rsi, %rcx
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call *%rdi
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addq $48, %rsp
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RESTORE_XMM
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ret
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ENDPROC(efi_call5)
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ENTRY(efi_call6)
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SAVE_XMM
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mov (%rsp), %rax
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mov 8(%rax), %rax
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subq $48, %rsp
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mov %r9, 32(%rsp)
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mov %rax, 40(%rsp)
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mov %r8, %r9
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mov %rcx, %r8
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mov %rsi, %rcx
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call *%rdi
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addq $48, %rsp
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RESTORE_XMM
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ret
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ENDPROC(efi_call6)
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