?? 21kflags.h
字號:
/* * Defines the status registers of the 210x0 as bitfields. * This is most usefull for code which doesn't need to be fast. */register union { struct { unsigned :15; unsigned rnd32 :1; unsigned trunc :1; unsigned :1; unsigned alusat :1; unsigned irpten :1; unsigned nestm :1; unsigned srrfl :1; unsigned :2; unsigned srrfh :1; unsigned srd2l :1; unsigned srd2h :1; unsigned srd1l :1; unsigned srd1h :1; unsigned srcu :1; unsigned br0 :1; unsigned :1; } b; int r;} mode1 asm("mode1");register union { struct { unsigned :12; unsigned cafrz :1; unsigned flg3_output :1; unsigned flg2_output :1; unsigned flg1_output :1; unsigned flg0_output :1; unsigned :3; unsigned timen :1; unsigned cadis :1; unsigned irq3_edge :1; unsigned irq2_edge :1; unsigned irq1_edge :1; unsigned irq0_edge :1; } b; int r;} mode2 asm("mode2");register union { struct { unsigned cacc7 :1; unsigned cacc6 :1; unsigned cacc5 :1; unsigned cacc4 :1; unsigned cacc3 :1; unsigned cacc2 :1; unsigned cacc1 :1; unsigned cacc0 :1; unsigned :1; unsigned flg3_value :1; unsigned flg2_value :1; unsigned flg1_value :1; unsigned flg0_value :1; unsigned btf :1; unsigned :2; unsigned ss :1; unsigned sz :1; unsigned sv :1; unsigned af :1; unsigned mi :1; unsigned mu :1; unsigned mv :1; unsigned mn :1; unsigned ai :1; unsigned as :1; unsigned ac :1; unsigned an :1; unsigned av :1; unsigned az :1; } b; int r;} astat asm("astat");struct interrupt_flags { unsigned sft7i : 1; unsigned sft6i : 1; unsigned sft5i : 1; unsigned sft4i : 1; unsigned sft3i : 1; unsigned sft2i : 1; unsigned sft1i : 1; unsigned sft0i : 1; unsigned : 5; unsigned fltii : 1; unsigned fltui : 1; unsigned fltoi : 1; unsigned fixi : 1; unsigned tmzli : 1; unsigned : 1; unsigned cb15i : 1; unsigned cb7i : 1; unsigned : 2; unsigned irq0i : 1; unsigned irq1i : 1; unsigned irq2i : 1; unsigned irq3i : 1; unsigned tmzhi : 1; unsigned sovfi : 1; unsigned : 1; unsigned rsti : 1; unsigned : 1;};register union { struct interrupt_flags b; int r;} irptl asm("irptl");register union { struct interrupt_flags b; int r;} imask asm("imask");register union { struct interrupt_flags b; int r;} imaskp asm("imaskp");#define abs(x) ({ typeof (x) t; asm("%0=abs %1;" : "=d" (t) : "d" (x)); t;})
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