bf561 汇编指令集（一）

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bf561 汇编指令集（一） [复制链接]

做个记录 只列出几个例子 Load / Store Load Immediate p3 = 12 (z) ; r0 = -344 (x) ; Load Pointer Register p5 = [ p0 ++ ] ; p2 = [ sp -- ] ; Load Data Register r7 = [i3 ++ m0] ; r1 = [ p0 ++ p1 ] ; r0 = [ i0 ++ ] ; Load Half-Word r3 = w [ p0 ] (z) ; r6 = w [ p2 + 12 ] (x) ; r7.h = w [ i3 ++ ] ; Load Byte r7 = b [ p1 ++ ] (z) ; r2 = b [ sp -- ] (x) ; Store Pointer Register [ p0 -- ] = p2 ; Store Data Register [ i0 ++ ] = r0 ; Store Data Register Half w[ i0 -- ] = r1.h ; w [ sp -- ] = r2 ; Store Byte b [ p1 ++ ] = r7 ; Move Move Register r7 = p2 ; r0 = a0 (iss2) ; r4 = r0.l (z) ; r4 = r0.l(x) ; a0.l = r5.l ; r2.h = a1 ; r3.1 = a0, r3.h = a1 ; r7 = r2.b (z) ; r7 = r2.b(x) ; Stack Control [ -- sp ] = (r7:5, p5:0) ; (r7:5, p5:0) = [ sp ++ ] ; Logical Operations r4 = r4 & r3 ; r3 = ~ r4 ; r4 = r4 | r3 ; r4 = r4 ^ r3 ; r0.l = cc = bxorshift (a0, r1) ; r0.l = cc = bxor (a0, a1, cc) ; a0 = bxorshift (a0, a1, cc) ;