Converted rv32ic to rv32imc

pipelined/config/rv32gc/wally-config.vh

@@ -68,7 +68,7 @@
 // Integer Divider Configuration
 // IDIV_BITSPERCYCLE must be 1, 2, or 4
 `define IDIV_BITSPERCYCLE 4
-`define IDIV_ON_FPU 0
+`define IDIV_ON_FPU 1
 
 // Legal number of PMP entries are 0, 16, or 64
 `define PMP_ENTRIES 16

pipelined/config/rv32imc/wally-config.vh

@@ -37,7 +37,7 @@
 // IEEE 754 compliance
 `define IEEE754 0
 
-`define MISA (32'h00000104 | 1 << 20 | 1 << 18 )
+`define MISA (32'h00000104 | 1 << 20 | 1 << 18 | 1 << 12)
 `define ZICSR_SUPPORTED 1
 `define ZIFENCEI_SUPPORTED 1
 `define COUNTERS 32

pipelined/regression/lint-wally

@@ -5,7 +5,7 @@ export PATH=$PATH:/usr/local/bin/
 verilator=`which verilator`
 
 basepath=$(dirname $0)/..
-for config in rv32e rv64gc rv32gc rv32ic rv32i rv64i rv64fpquad; do
+for config in rv32e rv64gc rv32gc rv32imc rv32i rv64i rv64fpquad; do
 #for config in  rv64gc; do
     echo "$config linting..."
     if !($verilator --lint-only "$@" --top-module wallypipelinedsoc "-I$basepath/config/shared" "-I$basepath/config/$config" $basepath/src/*/*.sv $basepath/src/*/*/*.sv --relative-includes ); then

pipelined/regression/regression-wally

@@ -94,13 +94,13 @@ for test in tests32gc:
         grepstr="All tests ran without failures")
   configs.append(tc)
 
-tests32icimperas = ["imperas32i", "imperas32c"] # unused
-tests32ic = ["arch32i", "arch32c", "wally32periph"] 
-for test in tests32ic:
+tests32imcimperas = ["imperas32i", "imperas32c"] # unused
+tests32imc = ["arch32i", "arch32c", "arch32m", "wally32periph"] 
+for test in tests32imc:
   tc = TestCase(
         name=test,
-        variant="rv32ic",
-        cmd="vsim > {} -c <<!\ndo wally-pipelined-batch.do rv32ic "+test+"\n!",
+        variant="rv32imc",
+        cmd="vsim > {} -c <<!\ndo wally-pipelined-batch.do rv32imc "+test+"\n!",
         grepstr="All tests ran without failures")
   configs.append(tc)
 

pipelined/regression/wally-pipelined-batch.do

@@ -8,7 +8,7 @@
 # Takes 1:10 to run RV64IC tests using gui
 
 # Usage: do wally-pipelined-batch.do <config> <testcases>
-# Example: do wally-pipelined-batch.do rv32ic imperas-32i
+# Example: do wally-pipelined-batch.do rv32imc imperas-32i
 
 # Use this wally-pipelined-batch.do file to run this example.
 # Either bring up ModelSim and type the following at the "ModelSim>" prompt:
@@ -37,7 +37,7 @@ if {$2 eq "ahb"} {
 # because vsim will run vopt
 
 # default to config/rv64ic, but allow this to be overridden at the command line.  For example:
-# do wally-pipelined-batch.do ../config/rv32ic rv32ic
+# do wally-pipelined-batch.do ../config/rv32imc rv32imc
 if {$2 eq "buildroot" || $2 eq "buildroot-checkpoint"} {
     vlog -lint -work wkdir/work_${1}_${2} +incdir+../config/$1 +incdir+../config/shared ../testbench/testbench-linux.sv ../testbench/common/*.sv ../src/*/*.sv ../src/*/*/*.sv -suppress 2583
     # start and run simulation

synthDC/wallySynth.py

@@ -17,7 +17,7 @@ def mask(command):
 if __name__ == '__main__':
     
     techs = ['sky90', 'tsmc28']
-    allConfigs = ['rv32gc', 'rv32ic', 'rv64gc', 'rv64ic', 'rv32e', 'rv32i', 'rv64i']
+    allConfigs = ['rv32gc', 'rv32imc', 'rv64gc', 'rv64imc', 'rv32e', 'rv32i', 'rv64i']
     freqVaryPct = [-20, -12, -8, -6, -4, -2, 0, 2, 4, 6, 8, 12, 20]
 
     pool = Pool()
@@ -25,7 +25,7 @@ if __name__ == '__main__':
     parser = argparse.ArgumentParser()
 
     parser.add_argument("-s", "--freqsweep", type=int, help = "Synthesize wally with target frequencies at given MHz and +/- 2, 4, 6, 8 %%")
-    parser.add_argument("-c", "--configsweep", action='store_true', help = "Synthesize wally with configurations 32e, 32ic, 64ic, 32gc, and 64gc")
+    parser.add_argument("-c", "--configsweep", action='store_true', help = "Synthesize wally with configurations 32e, 32imc, 64ic, 32gc, and 64gc")
     parser.add_argument("-f", "--featuresweep", action='store_true', help = "Synthesize wally with features turned off progressively to visualize critical path")
 
     parser.add_argument("-v", "--version", choices=allConfigs, help = "Configuration of wally")
@@ -47,7 +47,7 @@ if __name__ == '__main__':
         for freq in [round(sc+sc*x/100) for x in freqVaryPct]: # rv32e freq sweep
             runSynth(config, mod, tech, freq, maxopt)
     if args.configsweep:
-        for config in ['rv32i', 'rv64gc', 'rv64i', 'rv32gc', 'rv32ic', 'rv32e']: #configs
+        for config in ['rv32i', 'rv64gc', 'rv64i', 'rv32gc', 'rv32imc', 'rv32e']: #configs
             runSynth(config, mod, tech, freq, maxopt)
     if args.featuresweep:
         config = args.version if args.version else 'rv64gc'