Rework benchmarks to run in M-mode

[riscv-tests.git] / benchmarks / common / syscalls.c

diff --git a/benchmarks/common/syscalls.c b/benchmarks/common/syscalls.c
index 4c494f1b253807ee2fe36a0dcce9661d2aed3126..d391013450b10cb22401de1ca551f38ca4483234 100644 (file)
--- a/benchmarks/common/syscalls.c
+++ b/benchmarks/common/syscalls.c
@@ -22,8 +22,8 @@ static long handle_frontend_syscall(long which, long arg0, long arg1, long arg2)
   magic_mem[2] = arg1;
   magic_mem[3] = arg2;
   __sync_synchronize();
-  write_csr(tohost, (long)magic_mem);
-  while (swap_csr(fromhost, 0) == 0);
+  write_csr(mtohost, (long)magic_mem);
+  while (swap_csr(mfromhost, 0) == 0);
   return magic_mem[0];
 }
 
@@ -49,7 +49,7 @@ static int handle_stats(int enable)
     if (!enable) { csr -= counters[i]; counter_names[i] = #name; } \
     counters[i++] = csr; \
   } while (0)
-  READ_CTR(cycle);   READ_CTR(instret);
+  READ_CTR(mcycle);  READ_CTR(minstret);
   READ_CTR(uarch0);  READ_CTR(uarch1);  READ_CTR(uarch2);  READ_CTR(uarch3);
   READ_CTR(uarch4);  READ_CTR(uarch5);  READ_CTR(uarch6);  READ_CTR(uarch7);
   READ_CTR(uarch8);  READ_CTR(uarch9);  READ_CTR(uarch10); READ_CTR(uarch11);
@@ -60,22 +60,22 @@ static int handle_stats(int enable)
   return 0;
 }
 
-static void tohost_exit(int code)
+void tohost_exit(long code)
 {
-  write_csr(tohost, (code << 1) | 1);
+  write_csr(mtohost, (code << 1) | 1);
   while (1);
 }
 
-long handle_trap(long cause, long epc, long long regs[32])
+long handle_trap(long cause, long epc, long regs[32])
 {
   int* csr_insn;
-  asm ("jal %0, 1f; csrr a0, stats; 1:" : "=r"(csr_insn));
+  asm ("jal %0, 1f; csrr a0, 0x0; 1:" : "=r"(csr_insn));
   long sys_ret = 0;
 
   if (cause == CAUSE_ILLEGAL_INSTRUCTION &&
       (*(int*)epc & *csr_insn) == *csr_insn)
     ;
-  else if (cause != CAUSE_ECALL)
+  else if (cause != CAUSE_MACHINE_ECALL)
     tohost_exit(1337);
   else if (regs[17] == SYS_exit)
     tohost_exit(regs[10]);