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julianb0 2019-06-18 23:01:41 +02:00
parent af9b87cc49
commit 6a8533c938
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4 changed files with 6 additions and 2 deletions
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1
ka/main.k
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@ -32,6 +32,7 @@ cpudev_test:
trap 0 trap 0
trap 0 trap 0
trap 2
ret ret

3
vm/pc/arch.h
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@ -62,6 +62,9 @@ struct ctx_t
// Devices list head // Devices list head
dev_t *dh; dev_t *dh;
// Instructions executed so far
ulong ninstrs;
}; };
#define R(X) ctx->rf[X] #define R(X) ctx->rf[X]

2
vm/pc/decd.c
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@ -163,7 +163,7 @@ void decode(ctx_t *ctx)
ulong pc = rip; ulong pc = rip;
// Instruction counter // Instruction counter
R(RX0)++; ctx->ninstrs++;
// //
// Process the first word of the instruction // Process the first word of the instruction

2
vm/pc/regs.c
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@ -100,7 +100,7 @@ void dumpregs(ctx_t *ctx)
log("\n\nrip=0x%-16lX rsp=0x%-16lX rbp=0x%-16lX rx0=%-16lu\n\n", log("\n\nrip=0x%-16lX rsp=0x%-16lX rbp=0x%-16lX rx0=%-16lu\n\n",
rip, rsp, rbp, R(RX0)); rip, rsp, rbp, ctx->ninstrs);
log("CF=%x OF=%x\n" log("CF=%x OF=%x\n"
"ZF=%x SF=%x\n" "ZF=%x SF=%x\n"