Add framework for regression testing

Makefile.am

@@ -23,4 +23,5 @@ MAINTAINERCLEANFILES = Makefile.in aclocal.m4 configure config-h.in \
                        $(ac_aux_dir)/install-sh $(ac_aux_dir)/missing \
                        $(ac_aux_dir)/mkinstalldirs $(ac_aux_dir)/config.guess \
                        $(ac_aux_dir)/config.sub $(ac_aux_dir)/ltmain.sh \
-                       $(ac_aux_dir)/compile
+                       $(ac_aux_dir)/compile \
+                       $(ac_aux_dir)/test-driver

tests/Makefile.am

@@ -1,10 +1,13 @@
-# tests for emu8051
+# Regression tests for emu8051
 
 AS51 = asem
 
 SUFFIXES = .hex .asm
 
-bin_PROGRAMS = mul1.hex mul2.hex
+TESTS = \
+    opcodes
+
+check_PROGRAMS = mul1.hex mul2.hex
 
 mul1.hex: mul1.asm
 
@@ -13,6 +16,8 @@ mul2.hex: mul2.asm
 .asm.hex:
 	$(AS51) $<
 
-CLEANFILES = *~ *.lst
+EXTRA_DIST = $(TESTS)
+
+CLEANFILES = *~ *.lst *.log
 
 MAINTAINERCLEANFILES = Makefile.in

tests/mul1.asm

@@ -1,9 +1,9 @@
 ; Test program to verify correct emu8051 operation
 ;
 ; Test desc: MUL AB (no overflow)
-; Test output1: ACC = 0xC2
-; Test output2: B = 0x00
-; Test output2: PSW = 0x01
+; Test output1: A = $C2
+; Test output2: B = $00
+; Test output3: PSW = $01
 
         CSEG
 
@@ -13,4 +13,5 @@
         MOV     B, #002h
         MUL     AB              ; CY should be cleared, OV should be cleared
 
+        LJMP    0FFF0h
         END

tests/mul2.asm

@@ -1,9 +1,9 @@
 ; Test program to verify correct emu8051 operation
 ;
 ; Test desc: MUL AB (overflow)
-; Test output1: ACC = 0x5B
-; Test output2: B = 0x0B
-; Test output3: PSW = 0x05
+; Test output1: A = $5B
+; Test output2: B = $0B
+; Test output3: PSW = $05
 
         CSEG
 
@@ -13,4 +13,5 @@
         MOV     B, #013h
         MUL     AB              ; CY should be cleared, OV should be cleared
 
+        LJMP    0FFF0h
         END

tests/opcodes

@@ -0,0 +1,30 @@
+#!/bin/sh
+
+lf=test.log
+
+STOP_ADDRESS="0xFFF0"
+XRAM_SIZE="256"
+
+for f in *.hex; do
+    name=$(basename ${f} .hex)
+
+    echo "Testing ${name}" > ${lf}
+    ../src/emu8051-cli -d 2 --xram=${XRAM_SIZE} -s ${STOP_ADDRESS} ${f} >> ${lf}
+    if $? -ne 0; then
+        return 1
+    fi
+
+    while read line; do
+        if echo ${line} | grep -q "; Test output"; then
+            test_str=$(echo ${line} | sed "s/^; Test output[0-9]: //")
+
+            if ! grep -q "${test_str}" ${lf}; then
+                echo "Failed test: ${test_str}" >> ${lf}
+                exit 1
+            fi
+        fi
+    done < ${name}.asm
+
+done
+
+exit 0