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/linux-6.1.9/arch/x86/math-emu/
Dfpu_entry.c634 #define S387 ((struct swregs_state *)s387) macro
636 ((S387->swd & ~SW_Top & 0xffff) | ((S387->ftop << SW_Top_Shift) & SW_Top))
656 S387->ftop = (S387->swd >> SW_Top_Shift) & 7; in fpregs_soft_set()
657 offset = (S387->ftop & 7) * 10; in fpregs_soft_set()
672 tags = S387->twd; in fpregs_soft_set()
673 newtop = S387->ftop; in fpregs_soft_set()
679 FPU_tagof((FPU_REG *) ((u_char *) S387->st_space + in fpregs_soft_set()
685 S387->twd = tags; in fpregs_soft_set()
696 int offset = (S387->ftop & 7) * 10, other = 80 - offset; in fpregs_soft_get()
701 S387->cwd &= ~0xe080; in fpregs_soft_get()
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