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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
 00:53:28  up 2 days  4:21,  2 users,  load average: 0.36, 0.33, 0.67
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tracer-ysyx 2024-03-07 00:53:28 +08:00 committed by xinyangli
parent 357519363f
commit 023dc80b98
1 changed files with 1 additions and 1 deletions
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nemu/src/isa/riscv32/inst.c
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@ -131,7 +131,7 @@ static int decode_exec(Decode *s) {
// "M" // "M"
INSTPAT("0000001 ????? ????? 000 ????? 01100 11", mul , R, R(rd) = src1 * src2); INSTPAT("0000001 ????? ????? 000 ????? 01100 11", mul , R, R(rd) = src1 * src2);
INSTPAT("0000001 ????? ????? 001 ????? 01100 11", mulh , R, R(rd) = (int64_t)src1 * (int64_t)src2 >> 32); INSTPAT("0000001 ????? ????? 001 ????? 01100 11", mulh , R, R(rd) = (int64_t)(sword_t)src1 * (int64_t)(sword_t)src2 >> 32);
INSTPAT("0000001 ????? ????? 010 ????? 01100 11", mulhsu , R, R(rd) = (int64_t)src1 * (uint64_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) = (uint64_t)src1 * (uint64_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 ????? ????? 100 ????? 01100 11", div , R, R(rd) = (sword_t)src1 / (sword_t)src2);