18 lines
652 B
C
18 lines
652 B
C
#include <amd64/syscall.h>
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#include <stddef.h>
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#include <stdint.h>
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uintptr_t amd64_syscall (int syscall_num, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4,
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uintptr_t a5, uintptr_t a6) {
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uint64_t result;
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__asm__ volatile ("movq %[a4], %%r10\n"
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"movq %[a5], %%r8\n"
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"movq %[a6], %%r9\n"
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"syscall\n"
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: "=a"(result)
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: "a"(syscall_num), "D"(a1), "S"(a2),
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"d"(a3), [a4] "r"(a4), [a5] "r"(a5), [a6] "r"(a6)
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: "r10", "r8", "r9", "r11", "rcx", "cc", "memory");
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return result;
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}
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