这个是LINUX下的GDB调度工具的源码
源代码在线查看： div.ms
# fr30 testcase for division # mach(): fr30 .include "testutils.inc" START .text .global div div: ; simple division 12 / 3 mvi_h_gr 0x00000003,r2 mvi_h_dr 0xdeadbeef,mdh mvi_h_dr 0x0000000c,mdl div0s r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div2 r2 div3 div4s test_h_gr 0x00000003,r2 test_h_dr 0x00000000,mdh test_h_dr 0x00000004,mdl test_dbits 0x0 ; example 1 from div0s the manual mvi_h_gr 0x01234567,r2 mvi_h_dr 0xdeadbeef,mdh mvi_h_dr 0xfedcba98,mdl div0s r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div2 r2 div3 div4s test_h_gr 0x01234567,r2 test_h_dr 0xffffffff,mdh test_h_dr 0xffffffff,mdl test_dbits 0x3 ; example 2 from div0s the manual mvi_h_dr 0xdeadbeef,mdh mvi_h_dr 0xfedcba98,mdl mvi_h_gr 0x1234567,r2 mvi_h_gr 1,r0 mvi_h_gr 32,r1 div0s r2 loop1: sub r0,r1 bne:d loop1 div1 r2 div2 r2 div3 div4s test_h_gr 0x01234567,r2 test_h_dr 0xffffffff,mdh test_h_dr 0xffffffff,mdl test_dbits 0x3 ; example 1 from div0u in the manual mvi_h_gr 0x01234567,r2 mvi_h_dr 0xdeadbeef,mdh mvi_h_dr 0xfedcba98,mdl div0u r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 div1 r2 test_h_gr 0x01234567,r2 test_h_dr 0x00000078,mdh test_h_dr 0x000000e0,mdl test_dbits 0x0 ; example 2 from div0u in the manual mvi_h_dr 0xdeadbeef,mdh mvi_h_dr 0xfedcba98,mdl mvi_h_gr 0x1234567,r2 mvi_h_gr 1,r0 mvi_h_gr 32,r1 div0u r2 loop2: sub r0,r1 bne:d loop2 div1 r2 test_h_gr 0x01234567,r2 test_h_dr 0x00000078,mdh test_h_dr 0x000000e0,mdl test_dbits 0x0 pass
