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Diffstat (limited to 'linux-user/sparc/cpu_loop.c')
-rw-r--r--linux-user/sparc/cpu_loop.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/linux-user/sparc/cpu_loop.c b/linux-user/sparc/cpu_loop.c
index 093358a39a..5a8a71e976 100644
--- a/linux-user/sparc/cpu_loop.c
+++ b/linux-user/sparc/cpu_loop.c
@@ -297,6 +297,28 @@ void cpu_loop (CPUSPARCState *env)
             restore_window(env);
             break;
 
+        case TT_FP_EXCP:
+            {
+                int code = TARGET_FPE_FLTUNK;
+                target_ulong fsr = env->fsr;
+
+                if ((fsr & FSR_FTT_MASK) == FSR_FTT_IEEE_EXCP) {
+                    if (fsr & FSR_NVC) {
+                        code = TARGET_FPE_FLTINV;
+                    } else if (fsr & FSR_OFC) {
+                        code = TARGET_FPE_FLTOVF;
+                    } else if (fsr & FSR_UFC) {
+                        code = TARGET_FPE_FLTUND;
+                    } else if (fsr & FSR_DZC) {
+                        code = TARGET_FPE_FLTDIV;
+                    } else if (fsr & FSR_NXC) {
+                        code = TARGET_FPE_FLTRES;
+                    }
+                }
+                force_sig_fault(TARGET_SIGFPE, code, env->pc);
+            }
+            break;
+
         case EXCP_INTERRUPT:
             /* just indicate that signals should be handled asap */
             break;