import gdb-1999-12-06 snapshot

5 files changed, 105 insertions, 23 deletions

diff --git a/sim/common/ChangeLog b/sim/common/ChangeLog
index c2d1c8c..1aa9ecc 100644
--- a/sim/common/ChangeLog
+++ b/sim/common/ChangeLog
@@ -1,3 +1,34 @@
+1999-12-01  Dave Brolley  <brolley@cygnus.com>
+
+	* cgen-accfp.c (subsf): Check status code.
+	(mulsf): Ditto.
+	(negsf): Ditto.
+	(abssf): Ditto.
+	(sqrtsf): Ditto.
+	(invsf): Ditto.
+	(minsf): Ditto.
+	(maxsf): Ditto.
+	(subdf): Ditto.
+	(muldf): Ditto.
+	(divdf): Ditto.
+	(negdf): Ditto.
+	(absdf): Ditto.
+	(sqrtdf): Ditto.
+	(invdf): Ditto.
+	(mindf): Ditto.
+	(maxdf): Ditto.
+
+1999-11-26  Dave Brolley  <brolley@cygnus.com>
+
+	* cgen-par.h (fn_df_write): Mode of data is DF.
+	(sim_queue_fn_df_write): Mode of data is DF.
+	* cgen-par.c (sim_queue_fn_df_write): Mode of data is DF.
+
+1999-11-22  Dave Brolley  <brolley@cygnus.com>
+
+	* cgen-trace.c (SIZE_TRACE_BUF): Inxrease size of trace buffer.
+	* cgen-par.h (CGEN_WRITE_QUEUE_SIZE): Increase size of queue.
+
 1999-11-04  Dave Brolley  <brolley@cygnus.com>
 
 	* cgen-par.h (cgen_write_queue_kind): Add CGEN_FN_XI_WRITE and
diff --git a/sim/common/cgen-accfp.c b/sim/common/cgen-accfp.c
index 0ef61fd..e917522 100644
--- a/sim/common/cgen-accfp.c
+++ b/sim/common/cgen-accfp.c
@@ -42,10 +42,13 @@ subsf (CGEN_FPU* fpu, SF x, SF y)
   sim_fpu op2;
   sim_fpu ans;
   unsigned32 res;
+  sim_fpu_status status;
 
   sim_fpu_32to (&op1, x);
   sim_fpu_32to (&op2, y);
-  sim_fpu_sub (&ans, &op1, &op2);
+  status = sim_fpu_sub (&ans, &op1, &op2);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to32 (&res, &ans);
 
   return res;
@@ -58,10 +61,13 @@ mulsf (CGEN_FPU* fpu, SF x, SF y)
   sim_fpu op2;
   sim_fpu ans;
   unsigned32 res;
+  sim_fpu_status status;
 
   sim_fpu_32to (&op1, x);
   sim_fpu_32to (&op2, y);
-  sim_fpu_mul (&ans, &op1, &op2);
+  status = sim_fpu_mul (&ans, &op1, &op2);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to32 (&res, &ans);
 
   return res;
@@ -92,9 +98,12 @@ negsf (CGEN_FPU* fpu, SF x)
   sim_fpu op1;
   sim_fpu ans;
   unsigned32 res;
+  sim_fpu_status status;
 
   sim_fpu_32to (&op1, x);
-  sim_fpu_neg (&ans, &op1);
+  status = sim_fpu_neg (&ans, &op1);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to32 (&res, &ans);
 
   return res;
@@ -106,9 +115,12 @@ abssf (CGEN_FPU* fpu, SF x)
   sim_fpu op1;
   sim_fpu ans;
   unsigned32 res;
+  sim_fpu_status status;
 
   sim_fpu_32to (&op1, x);
-  sim_fpu_abs (&ans, &op1);
+  status = sim_fpu_abs (&ans, &op1);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to32 (&res, &ans);
 
   return res;
@@ -120,9 +132,12 @@ sqrtsf (CGEN_FPU* fpu, SF x)
   sim_fpu op1;
   sim_fpu ans;
   unsigned32 res;
+  sim_fpu_status status;
 
   sim_fpu_32to (&op1, x);
-  sim_fpu_sqrt (&ans, &op1);
+  status = sim_fpu_sqrt (&ans, &op1);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to32 (&res, &ans);
 
   return res;
@@ -134,9 +149,12 @@ invsf (CGEN_FPU* fpu, SF x)
   sim_fpu op1;
   sim_fpu ans;
   unsigned32 res;
+  sim_fpu_status status;
 
   sim_fpu_32to (&op1, x);
-  sim_fpu_inv (&ans, &op1);
+  status = sim_fpu_inv (&ans, &op1);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to32 (&res, &ans);
 
   return res;
@@ -149,10 +167,13 @@ minsf (CGEN_FPU* fpu, SF x, SF y)
   sim_fpu op2;
   sim_fpu ans;
   unsigned32 res;
+  sim_fpu_status status;
 
   sim_fpu_32to (&op1, x);
   sim_fpu_32to (&op2, y);
-  sim_fpu_min (&ans, &op1, &op2);
+  status = sim_fpu_min (&ans, &op1, &op2);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to32 (&res, &ans);
 
   return res;
@@ -165,10 +186,13 @@ maxsf (CGEN_FPU* fpu, SF x, SF y)
   sim_fpu op2;
   sim_fpu ans;
   unsigned32 res;
+  sim_fpu_status status;
 
   sim_fpu_32to (&op1, x);
   sim_fpu_32to (&op2, y);
-  sim_fpu_max (&ans, &op1, &op2);
+  status = sim_fpu_max (&ans, &op1, &op2);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to32 (&res, &ans);
 
   return res;
@@ -354,10 +378,13 @@ subdf (CGEN_FPU* fpu, DF x, DF y)
   sim_fpu op2;
   sim_fpu ans;
   unsigned64 res;
+  sim_fpu_status status;
 
   sim_fpu_64to (&op1, x);
   sim_fpu_64to (&op2, y);
-  sim_fpu_sub (&ans, &op1, &op2);
+  status = sim_fpu_sub (&ans, &op1, &op2);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to64 (&res, &ans);
 
   return res;
@@ -370,10 +397,13 @@ muldf (CGEN_FPU* fpu, DF x, DF y)
   sim_fpu op2;
   sim_fpu ans;
   unsigned64 res;
+  sim_fpu_status status;
 
   sim_fpu_64to (&op1, x);
   sim_fpu_64to (&op2, y);
-  sim_fpu_mul (&ans, &op1, &op2);
+  status = sim_fpu_mul (&ans, &op1, &op2);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to64 (&res, &ans);
 
   return res;
@@ -386,10 +416,13 @@ divdf (CGEN_FPU* fpu, DF x, DF y)
   sim_fpu op2;
   sim_fpu ans;
   unsigned64 res;
+  sim_fpu_status status;
 
   sim_fpu_64to (&op1, x);
   sim_fpu_64to (&op2, y);
-  sim_fpu_div (&ans, &op1, &op2);
+  status = sim_fpu_div (&ans, &op1, &op2);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to64 (&res, &ans);
 
   return res;
@@ -401,9 +434,12 @@ negdf (CGEN_FPU* fpu, DF x)
   sim_fpu op1;
   sim_fpu ans;
   unsigned64 res;
+  sim_fpu_status status;
 
   sim_fpu_64to (&op1, x);
-  sim_fpu_neg (&ans, &op1);
+  status = sim_fpu_neg (&ans, &op1);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to64 (&res, &ans);
 
   return res;
@@ -415,9 +451,12 @@ absdf (CGEN_FPU* fpu, DF x)
   sim_fpu op1;
   sim_fpu ans;
   unsigned64 res;
+  sim_fpu_status status;
 
   sim_fpu_64to (&op1, x);
-  sim_fpu_abs (&ans, &op1);
+  status = sim_fpu_abs (&ans, &op1);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to64 (&res, &ans);
 
   return res;
@@ -429,9 +468,12 @@ sqrtdf (CGEN_FPU* fpu, DF x)
   sim_fpu op1;
   sim_fpu ans;
   unsigned64 res;
+  sim_fpu_status status;
 
   sim_fpu_64to (&op1, x);
-  sim_fpu_sqrt (&ans, &op1);
+  status = sim_fpu_sqrt (&ans, &op1);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to64 (&res, &ans);
 
   return res;
@@ -443,9 +485,12 @@ invdf (CGEN_FPU* fpu, DF x)
   sim_fpu op1;
   sim_fpu ans;
   unsigned64 res;
+  sim_fpu_status status;
 
   sim_fpu_64to (&op1, x);
-  sim_fpu_inv (&ans, &op1);
+  status = sim_fpu_inv (&ans, &op1);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to64 (&res, &ans);
 
   return res;
@@ -458,10 +503,13 @@ mindf (CGEN_FPU* fpu, DF x, DF y)
   sim_fpu op2;
   sim_fpu ans;
   unsigned64 res;
+  sim_fpu_status status;
 
   sim_fpu_64to (&op1, x);
   sim_fpu_64to (&op2, y);
-  sim_fpu_min (&ans, &op1, &op2);
+  status = sim_fpu_min (&ans, &op1, &op2);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to64 (&res, &ans);
 
   return res;
@@ -474,10 +522,13 @@ maxdf (CGEN_FPU* fpu, DF x, DF y)
   sim_fpu op2;
   sim_fpu ans;
   unsigned64 res;
+  sim_fpu_status status;
 
   sim_fpu_64to (&op1, x);
   sim_fpu_64to (&op2, y);
-  sim_fpu_max (&ans, &op1, &op2);
+  status = sim_fpu_max (&ans, &op1, &op2);
+  if (status != 0)
+    (*fpu->ops->error) (fpu, status);
   sim_fpu_to64 (&res, &ans);
 
   return res;
diff --git a/sim/common/cgen-par.c b/sim/common/cgen-par.c
index fece2c9..44cc50f 100644
--- a/sim/common/cgen-par.c
+++ b/sim/common/cgen-par.c
@@ -142,7 +142,7 @@ void sim_queue_fn_xi_write (
 
 void sim_queue_fn_df_write (
   SIM_CPU *cpu,
-  void (*write_function)(SIM_CPU *cpu, UINT, DI),
+  void (*write_function)(SIM_CPU *cpu, UINT, DF),
   UINT regno,
   DF value
 )
diff --git a/sim/common/cgen-par.h b/sim/common/cgen-par.h
index 6771e40..3748d94 100644
--- a/sim/common/cgen-par.h
+++ b/sim/common/cgen-par.h
@@ -73,8 +73,8 @@ typedef struct {
     } fn_di_write;
     struct {
       UINT regno;
-      DI   value;
-      void (*function)(SIM_CPU *, UINT, DI);
+      DF   value;
+      void (*function)(SIM_CPU *, UINT, DF);
     } fn_df_write;
     struct {
       UINT regno;
@@ -121,7 +121,7 @@ extern void cgen_write_queue_element_execute (
 
 /* Instance of the queue for parallel write-after support.  */
 /* FIXME: Should be dynamic?  */
-#define CGEN_WRITE_QUEUE_SIZE (4 * 4) /* 4 writes x 4 insns -- for now.  */
+#define CGEN_WRITE_QUEUE_SIZE (64 * 4) /* 64 writes x 4 insns -- for now.  */
 
 typedef struct {
   int index;
@@ -151,7 +151,7 @@ extern void sim_queue_pc_write (SIM_CPU *, USI);
 extern void sim_queue_fn_hi_write (SIM_CPU *, void (*)(SIM_CPU *, UINT, UHI), UINT, UHI);
 extern void sim_queue_fn_si_write (SIM_CPU *, void (*)(SIM_CPU *, UINT, USI), UINT, SI);
 extern void sim_queue_fn_di_write (SIM_CPU *, void (*)(SIM_CPU *, UINT, DI), UINT, DI);
-extern void sim_queue_fn_df_write (SIM_CPU *, void (*)(SIM_CPU *, UINT, DI), UINT, DF);
+extern void sim_queue_fn_df_write (SIM_CPU *, void (*)(SIM_CPU *, UINT, DF), UINT, DF);
 extern void sim_queue_fn_xi_write (SIM_CPU *, void (*)(SIM_CPU *, UINT, SI *), UINT, SI *);
 extern void sim_queue_fn_pc_write (SIM_CPU *, void (*)(SIM_CPU *, USI), USI);
 
diff --git a/sim/common/cgen-trace.c b/sim/common/cgen-trace.c
index db852d5..4e382d4 100644
--- a/sim/common/cgen-trace.c
+++ b/sim/common/cgen-trace.c
@@ -51,7 +51,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #endif
 
 #ifndef SIZE_TRACE_BUF
-#define SIZE_TRACE_BUF 256
+#define SIZE_TRACE_BUF 1024
 #endif
 
 static void