Commit | Line | Data |
---|---|---|
4a71579b PC |
1 | #include "alu.inc" |
2 | ||
3 | .code | |
4 | prolog | |
5 | ||
6 | #define SUB(N, I0, I1, V) ALU(N, , sub, I0, I1, V) | |
7 | ||
8 | SUB(0, 0x7fffffff, 1, 0x7ffffffe) | |
9 | SUB(2, 0x80000000, 1, 0x7fffffff) | |
10 | SUB(3, 0x80000000, 0x7fffffff, 1) | |
11 | SUB(4, 0xffffffff, 0xffffffff, 0) | |
12 | SUB(5, 0xffffffff, 0x7fffffff, 0x80000000) | |
13 | SUB(6, 0x7fffffff, 0, 0x7fffffff) | |
14 | #if __WORDSIZE == 32 | |
15 | SUB(7, 1, 0x7fffffff, 0x80000002) | |
16 | SUB(8, 1, 0x80000000, 0x80000001) | |
17 | SUB(9, 0x7fffffff, 0x80000000, 0xffffffff) | |
18 | SUB(10, 0x7fffffff, 0xffffffff, 0x80000000) | |
19 | SUB(11, 0, 0x7fffffff, 0x80000001) | |
20 | #else | |
21 | SUB(7, 1, 0x7fffffff, 0xffffffff80000002) | |
22 | SUB(8, 1, 0xffffffff80000000, 0x80000001) | |
23 | SUB(9, 0x7fffffff, 0xffffffff80000000, 0xffffffff) | |
24 | SUB(10, 0xffffffff7fffffff, 0xffffffffffffffff, 0xffffffff80000000) | |
25 | SUB(11, 0, 0x7fffffff, 0xffffffff80000001) | |
26 | SUB(12, 0x7fffffffffffffff, 1, 0x7ffffffffffffffe) | |
27 | SUB(13, 1, 0x7fffffffffffffff, 0x8000000000000002) | |
28 | SUB(14, 0x8000000000000000, 1, 0x7fffffffffffffff) | |
29 | SUB(15, 1, 0x8000000000000000, 0x8000000000000001) | |
30 | SUB(16, 0x7fffffffffffffff, 0x8000000000000000, 0xffffffffffffffff) | |
31 | SUB(17, 0x8000000000000000, 0x7fffffffffffffff, 1) | |
32 | SUB(18, 0x7fffffffffffffff, 0xffffffffffffffff, 0x8000000000000000) | |
33 | SUB(19, 0xffffffffffffffff, 0x7fffffffffffffff, 0x8000000000000000) | |
34 | SUB(20, 0xffffffffffffffff, 0xffffffffffffffff, 0) | |
35 | #endif | |
36 | ||
37 | #undef SUB | |
38 | #define SUB(N, T, I0, I1, V) FOP(N, T, sub, I0, I1, V) | |
39 | SUB(0, _f, -0.5, 0.5, -1.0) | |
40 | SUB(1, _f, 0.25, 0.75, -0.5) | |
41 | SUB(0, _d, -0.5, 0.5, -1.0) | |
42 | SUB(1, _d, 0.25, 0.75, -0.5) | |
43 | ||
44 | prepare | |
45 | pushargi ok | |
46 | ellipsis | |
47 | finishi @printf | |
48 | ret | |
49 | epilog |