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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
 22:50:34  up 2 days  2:18,  2 users,  load average: 0.51, 0.41, 0.28
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tracer-ysyx 2024-03-06 22:50:34 +08:00 committed by xinyangli
parent 7eb0e2817f
commit 99d71a14a5
1 changed files with 2 additions and 1 deletions
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3
nemu/src/isa/riscv32/inst.c
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@ -116,7 +116,6 @@ static int decode_exec(Decode *s) {
INSTPAT("0000000 ????? ????? 001 ????? 00100 11", slli , I, R(rd) = src1 << imm);
INSTPAT("0000000 ????? ????? 101 ????? 00100 11", srli , I, R(rd) = src1 >> imm);
INSTPAT("0100000 ????? ????? 101 ????? 00100 11", srai , I, R(rd) = (sword_t)src1 >> (imm & 0x01F));
INSTPAT("0000000 ????? ????? 000 ????? 01100 11", add , R, R(rd) = src1 + src2);
INSTPAT("0100000 ????? ????? 000 ????? 01100 11", sub , R, R(rd) = src1 - src2);
INSTPAT("0000000 ????? ????? 001 ????? 01100 11", sll , R, R(rd) = src1 << src2);
@ -125,6 +124,8 @@ static int decode_exec(Decode *s) {
INSTPAT("0000000 ????? ????? 100 ????? 01100 11", xor , R, R(rd) = src1 ^ src2);
INSTPAT("0000000 ????? ????? 101 ????? 01100 11", srl , R, R(rd) = src1 >> src2);
INSTPAT("0100000 ????? ????? 101 ????? 01100 11", sra , R, R(rd) = (sword_t)src1 >> (src2 & 0x01F));
INSTPAT("0000000 ????? ????? 110 ????? 01100 11", or , R, R(rd) = src1 | src2);
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));