Merge pull request #172 from pulp-platform/sw_debug

Software debugging improvements

tb/core/software.tcl

@@ -0,0 +1,27 @@
+# add fc execution trace
+set rvcores [find instances -recursive -bydu riscv_core -nodu]
+set fpuprivate [find instances -recursive -bydu fpu_private]
+
+if {$rvcores ne ""} {
+
+    add wave -group "Software Debugging" $rvcores/clk_i
+    add wave -group "Software Debugging" -divider "Instructions at ID stage, sampled half a cycle later"
+    add wave -group "Software Debugging" $rvcores/riscv_tracer_i/insn_disas
+    add wave -group "Software Debugging" $rvcores/riscv_tracer_i/insn_pc
+    add wave -group "Software Debugging" $rvcores/riscv_tracer_i/insn_val
+    add wave -group "Software Debugging" -divider "Program counter at ID and IF stage"
+    add wave -group "Software Debugging" $rvcores/pc_id
+    add wave -group "Software Debugging" $rvcores/pc_if
+    add wave -group "Software Debugging" -divider "Register File contents"
+    add wave -group "Software Debugging" $rvcores/id_stage_i/registers_i/riscv_register_file_i/mem
+    if {$fpuprivate ne ""} {
+	add wave -group "Software Debugging" $rvcores/id_stage_i/registers_i/riscv_register_file_i/mem_fp
+    }
+
+}
+
+configure wave -namecolwidth  250
+configure wave -valuecolwidth 100
+configure wave -justifyvalue left
+configure wave -signalnamewidth 1
+configure wave -timelineunits ns

tb/core/vsim.tcl

@@ -12,5 +12,6 @@
 # Description: TCL scripts to facilitate simulations
 
 set NoQuitOnFinish 1
+source software.tcl
 source waves.tcl
 run -all