target/hexagon: Remove hexagon_cpu_tlb_fill

The fallback code in cpu_loop_exit_sigsegv is sufficient
for hexagon linux-user.

Remove the code from cpu_loop that raises SIGSEGV.

Reviewed-by: Taylor Simpson <tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 1 insertions, 23 deletions

diff --git a/linux-user/hexagon/cpu_loop.c b/linux-user/hexagon/cpu_loop.c
index bee2a9e4ea..6b24cbaba9 100644
--- a/linux-user/hexagon/cpu_loop.c
+++ b/linux-user/hexagon/cpu_loop.c
@@ -28,8 +28,7 @@
 void cpu_loop(CPUHexagonState *env)
 {
     CPUState *cs = env_cpu(env);
-    int trapnr, signum, sigcode;
-    target_ulong sigaddr;
+    int trapnr;
     target_ulong syscallnum;
     target_ulong ret;
 
@@ -39,10 +38,6 @@ void cpu_loop(CPUHexagonState *env)
         cpu_exec_end(cs);
         process_queued_cpu_work(cs);
 
-        signum = 0;
-        sigcode = 0;
-        sigaddr = 0;
-
         switch (trapnr) {
         case EXCP_INTERRUPT:
             /* just indicate that signals should be handled asap */
@@ -65,12 +60,6 @@ void cpu_loop(CPUHexagonState *env)
                 env->gpr[0] = ret;
             }
             break;
-        case HEX_EXCP_FETCH_NO_UPAGE:
-        case HEX_EXCP_PRIV_NO_UREAD:
-        case HEX_EXCP_PRIV_NO_UWRITE:
-            signum = TARGET_SIGSEGV;
-            sigcode = TARGET_SEGV_MAPERR;
-            break;
         case EXCP_ATOMIC:
             cpu_exec_step_atomic(cs);
             break;
@@ -79,17 +68,6 @@ void cpu_loop(CPUHexagonState *env)
                      trapnr);
             exit(EXIT_FAILURE);
         }
-
-        if (signum) {
-            target_siginfo_t info = {
-                .si_signo = signum,
-                .si_errno = 0,
-                .si_code = sigcode,
-                ._sifields._sigfault._addr = sigaddr
-            };
-            queue_signal(env, info.si_signo, QEMU_SI_KILL, &info);
-        }
-
         process_pending_signals(env);
     }
 }