Initial commit.

.gitignore

@@ -0,0 +1 @@
+build/

Makefile

@@ -0,0 +1,50 @@
+PORT := 1234
+CHECK := diff -q
+MKDIR_P := mkdir -p
+
+CC := lcc
+CFLAGS := -nostdlib
+
+QEMU := qemu-e2k
+QEMU_ARGS := 
+
+GDB := e2k-linux-gdb
+GDB_ARGS := -q --batch --nx --nw -ix gdbinit
+GDB_BPS := -ex 'b _start' -ex 'b _stop'
+
+ifndef EMU
+	GDB_SERVER := gdbserver
+	GDB_SERVER_ARGS := :$(PORT)
+else
+	GDB_SERVER := $(QEMU)
+	GDB_SERVER_ARGS := -g $(PORT) $(QEMU_ARGS)
+endif
+
+tests := $(subst .s,,$(notdir $(wildcard src/*.s)))
+executables := $(addprefix build/,$(tests))
+logs := $(addprefix build/,$(addsuffix .log,$(tests)))
+checks := $(addprefix check-,$(tests))
+
+.PHONY: all test mkdirs clean $(checks)
+
+all: mkdirs $(logs)
+
+test: mkdirs $(checks)
+
+mkdirs:
+	$(MKDIR_P) build
+
+clean:
+	$(RM) $(executables)
+	$(RM) $(logs)
+
+$(executables): build/%: src/%.s
+	$(CC) $(CFLAGS) -o $@ $<
+
+$(logs): build/%.log: build/% src/%.gdb
+	$(GDB_SERVER) $(GDB_SERVER_ARGS) $< &
+	$(GDB) $(GDB_ARGS) -ex 'file $<' $(GDB_BPS) \
+		-ex 'target remote :$(PORT)' -x src/$*.gdb > $@
+
+$(checks): check-%: build/%.log src/%.log
+	$(CHECK) $^

gdbinit

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+set pagination off
+set confirm off

src/addd.gdb

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+c
+info registers r0

src/addd.log

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+Breakpoint 1 at 0x10078
+Breakpoint 2 at 0x10080
+0x0000000000010078 in _start ()
+
+Breakpoint 2, 0x0000000000010080 in _stop ()
+r0                            <00> 0x4	4

src/addd.s

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+.global _start
+.global _stop
+
+_start:
+    addd 2, 2, %r0
+_stop:
+    udivs 0, 0, %empty

src/subd.gdb

@@ -0,0 +1,2 @@
+c
+info registers r0

src/subd.log

@@ -0,0 +1,6 @@
+Breakpoint 1 at 0x10078
+Breakpoint 2 at 0x10080
+0x0000000000010078 in _start ()
+
+Breakpoint 2, 0x0000000000010080 in _stop ()
+r0                            <00> 0x0	0

src/subd.s

@@ -0,0 +1,7 @@
+.global _start
+.global _stop
+
+_start:
+    subd 2, 2, %r0
+_stop:
+    udivs 0, 0, %empty