sim: frv: fix ambiguous else compiler warnings

Add explicit braces to if bodies when the body is another if/else
to fix a bunch of compiler warnings.

4 files changed, 43 insertions, 25 deletions

diff --git a/sim/frv/ChangeLog b/sim/frv/ChangeLog
index d9029d0..945d760 100644
--- a/sim/frv/ChangeLog
+++ b/sim/frv/ChangeLog
@@ -1,3 +1,9 @@
+2021-06-27  Mike Frysinger  <vapier@gentoo.org>
+
+	* frv.c (frvbf_shift_left_arith_saturate): Add braces to if statement.
+	* profile-fr500.c (adjust_float_register_busy): Likewise.
+	* profile-fr550.c (adjust_float_register_busy): Likewise.
+
 2021-06-22  Mike Frysinger  <vapier@gentoo.org>
 
 	* configure: Regenerate.
diff --git a/sim/frv/frv.c b/sim/frv/frv.c
index aff9dc1..22c5fb7 100644
--- a/sim/frv/frv.c
+++ b/sim/frv/frv.c
@@ -1182,10 +1182,12 @@ frvbf_shift_left_arith_saturate (SIM_CPU *current_cpu, SI arg1, SI arg2)
 
   /* Signed shift by 31 or greater saturates by definition.  */
   if (arg2 >= 31)
-    if (arg1 > 0)
-      return (SI) 0x7fffffff;
-    else
-      return (SI) 0x80000000;
+    {
+      if (arg1 > 0)
+	return (SI) 0x7fffffff;
+      else
+	return (SI) 0x80000000;
+    }
 
   /* OK, arg2 is between 1 and 31.  */
   neg_arg1 = (arg1 < 0);
diff --git a/sim/frv/profile-fr500.c b/sim/frv/profile-fr500.c
index f89e451..e9cc49d 100644
--- a/sim/frv/profile-fr500.c
+++ b/sim/frv/profile-fr500.c
@@ -158,22 +158,28 @@ adjust_float_register_busy (SIM_CPU *cpu, INT in_FRi, INT in_FRj, INT out_FRk,
      then their latency will be less than previously recorded.
      See Table 13-13 in the LSI.  */
   if (in_FRi >= 0)
-    if (use_is_fpop (cpu, in_FRi))
-      decrease_FR_busy (cpu, in_FRi, cycles);
-    else
-      enforce_full_fr_latency (cpu, in_FRi);
-  
+    {
+      if (use_is_fpop (cpu, in_FRi))
+	decrease_FR_busy (cpu, in_FRi, cycles);
+      else
+	enforce_full_fr_latency (cpu, in_FRi);
+    }
+
   if (in_FRj >= 0 && in_FRj != in_FRi)
-    if (use_is_fpop (cpu, in_FRj))
-      decrease_FR_busy (cpu, in_FRj, cycles);
-    else
-      enforce_full_fr_latency (cpu, in_FRj);
+    {
+      if (use_is_fpop (cpu, in_FRj))
+	decrease_FR_busy (cpu, in_FRj, cycles);
+      else
+	enforce_full_fr_latency (cpu, in_FRj);
+    }
 
   if (out_FRk >= 0 && out_FRk != in_FRi && out_FRk != in_FRj)
-    if (use_is_fpop (cpu, out_FRk))
-      decrease_FR_busy (cpu, out_FRk, cycles);
-    else
-      enforce_full_fr_latency (cpu, out_FRk);
+    {
+      if (use_is_fpop (cpu, out_FRk))
+	decrease_FR_busy (cpu, out_FRk, cycles);
+      else
+	enforce_full_fr_latency (cpu, out_FRk);
+    }
 }
 
 /* Latency of floating point registers may be less than recorded when followed
diff --git a/sim/frv/profile-fr550.c b/sim/frv/profile-fr550.c
index 2bf1729..9b17931 100644
--- a/sim/frv/profile-fr550.c
+++ b/sim/frv/profile-fr550.c
@@ -225,10 +225,12 @@ adjust_float_register_busy (SIM_CPU *cpu,
       for (i = 0; i < iwidth; ++i)
 	{
 	  if (! REG_OVERLAP (in_FRi + i, 1, out_FRk, kwidth))
-	    if (use_is_fr_load (cpu, in_FRi + i))
-	      decrease_FR_busy (cpu, in_FRi + i, 1);
-	    else
-	      enforce_full_fr_latency (cpu, in_FRi + i);
+	    {
+	      if (use_is_fr_load (cpu, in_FRi + i))
+		decrease_FR_busy (cpu, in_FRi + i, 1);
+	      else
+		enforce_full_fr_latency (cpu, in_FRi + i);
+	    }
 	}
     }
 
@@ -238,10 +240,12 @@ adjust_float_register_busy (SIM_CPU *cpu,
 	{
 	  if (! REG_OVERLAP (in_FRj + i, 1, in_FRi, iwidth)
 	      && ! REG_OVERLAP (in_FRj + i, 1, out_FRk, kwidth))
-	    if (use_is_fr_load (cpu, in_FRj + i))
-	      decrease_FR_busy (cpu, in_FRj + i, 1);
-	    else
-	      enforce_full_fr_latency (cpu, in_FRj + i);
+	    {
+	      if (use_is_fr_load (cpu, in_FRj + i))
+		decrease_FR_busy (cpu, in_FRj + i, 1);
+	      else
+		enforce_full_fr_latency (cpu, in_FRj + i);
+	    }
 	}
     }