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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
 00:46:26  up 2 days  4:14,  2 users,  load average: 0.48, 0.45, 0.90
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tracer-ysyx 2024-03-07 00:46:26 +08:00 committed by xinyangli
parent 0b3a3d34f2
commit 357519363f
1 changed files with 2 additions and 2 deletions
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4
nemu/src/isa/riscv32/inst.c
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@ -131,9 +131,9 @@ static int decode_exec(Decode *s) {
// "M"
INSTPAT("0000001 ????? ????? 000 ????? 01100 11", mul , R, R(rd) = src1 * src2);
INSTPAT("0000001 ????? ????? 001 ????? 01100 11", mulh , R, R(rd) = (uint64_t)src1 * (uint64_t)src2 >> 32);
INSTPAT("0000001 ????? ????? 001 ????? 01100 11", mulh , R, R(rd) = (int64_t)src1 * (int64_t)src2 >> 32);
INSTPAT("0000001 ????? ????? 010 ????? 01100 11", mulhsu , R, R(rd) = (int64_t)src1 * (uint64_t)src2 >> 32);
INSTPAT("0000001 ????? ????? 011 ????? 01100 11", mulhu , R, R(rd) = (int64_t)src1 * (int64_t)src2 >> 32);
INSTPAT("0000001 ????? ????? 011 ????? 01100 11", mulhu , R, R(rd) = (uint64_t)src1 * (uint64_t)src2 >> 32);
INSTPAT("0000001 ????? ????? 100 ????? 01100 11", div , R, R(rd) = (sword_t)src1 / (sword_t)src2);
INSTPAT("0000001 ????? ????? 101 ????? 01100 11", divu , R, R(rd) = src1 / src2);
INSTPAT("0000001 ????? ????? 110 ????? 01100 11", rem , R, R(rd) = (sword_t)src1 % (sword_t)src2);