Add demo files

demo.old/demo.c

@@ -0,0 +1,14 @@
+#include <stdio.h>
+
+int bar(int x) {
+	printf("'I’m %d; how many? %n\n", x, &x);
+	return x;
+}
+
+int foo() {
+	return bar(3);
+}
+
+int main() {
+	return foo();
+}

demo.old/synth.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+SYNTHESIS_SCRIPT="../../../src/dwarf-synthesis/synthesize_dwarf.sh"
+
+if [ "$#" -lt 1 ] ; then
+    >&2 echo -e "Missing argument: object file.\nUsage: $0 object.o"
+    exit 1
+fi
+
+objfile="$1"
+
+$SYNTHESIS_SCRIPT "$objfile" "$objfile.synth"

demo/.gitignore

@@ -0,0 +1,2 @@
+dwarf-synthesis
+tests/data*

demo/Makefile

@@ -0,0 +1,9 @@
+all:
+	@>&2 echo "Please provide an explicit target"
+	@exit 1
+
+tests/data:
+	dd if=/dev/urandom of="$@" bs=512K count=4
+
+clean:
+	rm -f tests/data.gz tests/gzip.synth

src/dw_plt

@@ -0,0 +1,7 @@
+30 24 34 FDE pc=004020..004040
+  DW_CFA_def_cfa_offset: 16
+  DW_CFA_advance_loc: 6 to 0000000000004026
+  DW_CFA_def_cfa_offset: 24
+  DW_CFA_advance_loc: 10 to 0000000000004030
+  DW_CFA_def_cfa_expression (DW_OP_breg7 (rsp): 8; DW_OP_breg16 (rip): 0; DW_OP_lit15; DW_OP_and; DW_OP_lit11; DW_OP_ge; DW_OP_lit3; DW_OP_shl; DW_OP_plus)
+  [...]

src/dw_plt_abbr

@@ -0,0 +1,7 @@
+30 24 34 FDE pc=004020..004040
+  DW_CFA_def_cfa_offset: 16
+  DW_CFA_advance_loc: 6 to 0000000000004026
+  DW_CFA_def_cfa_offset: 24
+  DW_CFA_advance_loc: 10 to 0000000000004030
+  DW_CFA_def_cfa_expression (DW_OP_breg7 (rsp): 8;
+    DW_OP_breg16 (rip): 0; ...)