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Refactor: Implement red/black tree for FDE lookup

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This commit is contained in:
Derek Parker
2014-08-04 18:02:08 -05:00
parent 8a5865e5d0
commit c59f19cfb2
7 changed files with 219 additions and 63 deletions
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28
dwarf/frame/frame_table_test.go
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@ -1,9 +1,7 @@
package frame_test
import (
"debug/elf"
"encoding/binary"
"os"
"path/filepath"
"syscall"
"testing"
@ -14,34 +12,10 @@ import (
"github.com/derekparker/dbg/proctl"
)
func grabDebugFrameSection(fp string, t *testing.T) []byte {
p, err := filepath.Abs(fp)
if err != nil {
t.Fatal(err)
}
f, err := os.Open(p)
if err != nil {
t.Fatal(err)
}
ef, err := elf.NewFile(f)
if err != nil {
t.Fatal(err)
}
data, err := ef.Section(".debug_frame").Data()
if err != nil {
t.Fatal(err)
}
return data
}
func TestFindReturnAddress(t *testing.T) {
var (
testfile, _ = filepath.Abs("../../_fixtures/testnextprog")
dbframe = grabDebugFrameSection(testfile, t)
dbframe = dwarfhelper.GrabDebugFrameSection(testfile, t)
fdes = frame.Parse(dbframe)
gsd = dwarfhelper.GosymData(testfile, t)
)