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/*
* Function calling ABI conversion from Linux to EFI for x86_64
*
* Copyright (C) 2007 Intel Corp
* Bibo Mao <bibo.mao@intel.com>
* Huang Ying <ying.huang@intel.com>
*/
#include <linux/linkage.h>
#define SAVE_XMM \
mov %rsp, %rax; \
subq $0x70, %rsp; \
and $~0xf, %rsp; \
mov %rax, (%rsp); \
mov %cr0, %rax; \
clts; \
mov %rax, 0x8(%rsp); \
movaps %xmm0, 0x60(%rsp); \
movaps %xmm1, 0x50(%rsp); \
movaps %xmm2, 0x40(%rsp); \
movaps %xmm3, 0x30(%rsp); \
movaps %xmm4, 0x20(%rsp); \
movaps %xmm5, 0x10(%rsp)
#define RESTORE_XMM \
movaps 0x60(%rsp), %xmm0; \
movaps 0x50(%rsp), %xmm1; \
movaps 0x40(%rsp), %xmm2; \
movaps 0x30(%rsp), %xmm3; \
movaps 0x20(%rsp), %xmm4; \
movaps 0x10(%rsp), %xmm5; \
mov 0x8(%rsp), %rsi; \
mov %rsi, %cr0; \
mov (%rsp), %rsp
ENTRY(efi_call0)
SAVE_XMM
subq $32, %rsp
call *%rdi
addq $32, %rsp
RESTORE_XMM
ret
ENTRY(efi_call1)
SAVE_XMM
subq $32, %rsp
mov %rsi, %rcx
call *%rdi
addq $32, %rsp
RESTORE_XMM
ret
ENTRY(efi_call2)
SAVE_XMM
subq $32, %rsp
mov %rsi, %rcx
call *%rdi
addq $32, %rsp
RESTORE_XMM
ret
ENTRY(efi_call3)
SAVE_XMM
subq $32, %rsp
mov %rcx, %r8
mov %rsi, %rcx
call *%rdi
addq $32, %rsp
RESTORE_XMM
ret
ENTRY(efi_call4)
SAVE_XMM
subq $32, %rsp
mov %r8, %r9
mov %rcx, %r8
mov %rsi, %rcx
call *%rdi
addq $32, %rsp
RESTORE_XMM
ret
ENTRY(efi_call5)
SAVE_XMM
subq $48, %rsp
mov %r9, 32(%rsp)
mov %r8, %r9
mov %rcx, %r8
mov %rsi, %rcx
call *%rdi
addq $48, %rsp
RESTORE_XMM
ret
ENTRY(efi_call6)
SAVE_XMM
mov (%rsp), %rax
mov 8(%rax), %rax
subq $48, %rsp
mov %r9, 32(%rsp)
mov %rax, 40(%rsp)
mov %r8, %r9
mov %rcx, %r8
mov %rsi, %rcx
call *%rdi
addq $48, %rsp
RESTORE_XMM
ret