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> compile NEMU

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ysyx_22040000 李心杨
Linux calcite 6.6.18 #1-NixOS SMP PREEMPT_DYNAMIC Fri Feb 23 08:25:28 UTC 2024 x86_64 GNU/Linux
 22:54:48  up 2 days  2:23,  2 users,  load average: 0.60, 0.47, 0.33
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tracer-ysyx 2024-03-06 22:54:48 +08:00 committed by xinyangli
parent da30b69262
commit 0b3a3d34f2
1 changed files with 1 additions and 1 deletions
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2
nemu/src/isa/riscv32/inst.c
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@ -128,7 +128,6 @@ static int decode_exec(Decode *s) {
INSTPAT("0000000 ????? ????? 111 ????? 01100 11", and , R, R(rd) = src1 & src2);
INSTPAT("0000000 00001 00000 000 00000 11100 11", ebreak , N, NEMUTRAP(s->pc, R(10))); // R(10) is $a0
INSTPAT("??????? ????? ????? ??? ????? ????? ??", inv , N, INV(s->pc));
// "M"
INSTPAT("0000001 ????? ????? 000 ????? 01100 11", mul , R, R(rd) = src1 * src2);
@ -140,6 +139,7 @@ static int decode_exec(Decode *s) {
INSTPAT("0000001 ????? ????? 110 ????? 01100 11", rem , R, R(rd) = (sword_t)src1 % (sword_t)src2);
INSTPAT("0000001 ????? ????? 111 ????? 01100 11", remu , R, R(rd) = src1 % src2);
INSTPAT("??????? ????? ????? ??? ????? ????? ??", inv , N, INV(s->pc));
INSTPAT_END();
R(0) = 0; // reset $zero to 0