Use new Lidia format insitead of dwarf

Author: marcsanmi

go.mod

@@ -20,7 +20,6 @@ require (
 	github.com/felixge/fgprof v0.9.4-0.20221116204635-ececf7638e93
 	github.com/felixge/httpsnoop v1.0.4
 	github.com/fsnotify/fsnotify v1.7.0
-	github.com/go-delve/delve v1.23.1
 	github.com/go-kit/log v0.2.1
 	github.com/gogo/protobuf v1.3.2
 	github.com/gogo/status v1.1.1
@@ -37,6 +36,7 @@ require (
 	github.com/grafana/pyroscope-go/godeltaprof v0.1.8
 	github.com/grafana/pyroscope-go/x/k6 v0.0.0-20241003203156-a917cea171d3
 	github.com/grafana/pyroscope/api v0.4.0
+	github.com/grafana/pyroscope/lidia v0.0.0-20250416154336-a5c33510d5ff
 	github.com/grafana/regexp v0.0.0-20221123153739-15dc172cd2db
 	github.com/grpc-ecosystem/go-grpc-middleware v1.4.0
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.25.1

go.sum

@@ -253,8 +253,6 @@ github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nos
 github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
 github.com/fullstorydev/emulators/storage v0.0.0-20240401123056-edc69752f474 h1:TufioMBjkJ6/Oqmlye/ReuxHFS35HyLmypj/BNy/8GY=
 github.com/fullstorydev/emulators/storage v0.0.0-20240401123056-edc69752f474/go.mod h1:PQwxF4UU8wuL+srGxr3BOhIW5zXqgucwVlO/nPZLsxw=
-github.com/go-delve/delve v1.23.1 h1:MtZ13ppptttkqSuvVnwJ5CPhIAzDiOwRrYuCk3ES7fU=
-github.com/go-delve/delve v1.23.1/go.mod h1:S3SLuEE2mn7wipKilTvk1p9HdTMnXXElcEpiZ+VcuqU=
 github.com/go-fonts/dejavu v0.3.4 h1:Qqyx9IOs5CQFxyWTdvddeWzrX0VNwUAvbmAzL0fpjbc=
 github.com/go-fonts/dejavu v0.3.4/go.mod h1:D1z0DglIz+lmpeNYMYlxW4r22IhcdOYnt+R3PShU/Kg=
 github.com/go-fonts/latin-modern v0.3.3 h1:g2xNgI8yzdNzIVm+qvbMryB6yGPe0pSMss8QT3QwlJ0=
@@ -435,6 +433,8 @@ github.com/grafana/pyroscope-go/godeltaprof v0.1.8 h1:iwOtYXeeVSAeYefJNaxDytgjKt
 github.com/grafana/pyroscope-go/godeltaprof v0.1.8/go.mod h1:2+l7K7twW49Ct4wFluZD3tZ6e0SjanjcUUBPVD/UuGU=
 github.com/grafana/pyroscope-go/x/k6 v0.0.0-20241003203156-a917cea171d3 h1:GtwQDlBz8aJHMy2Ko28UDRGgGzi7v4Vf20+ZyXaGy7M=
 github.com/grafana/pyroscope-go/x/k6 v0.0.0-20241003203156-a917cea171d3/go.mod h1:nfbW6/4ke3ywlqLb+Zgr9t1z9Zv3m+2ImUp+vbkzHpc=
+github.com/grafana/pyroscope/lidia v0.0.0-20250416154336-a5c33510d5ff h1:9dI8HuAIA5L/EsPXkk3YqA3Pp5i7ECvQkWMwUepLoCY=
+github.com/grafana/pyroscope/lidia v0.0.0-20250416154336-a5c33510d5ff/go.mod h1:3f/0/CzhTk1moGlVOp2nJQKCAL+4M5GTnkfDd5hqDIk=
 github.com/grafana/regexp v0.0.0-20221123153739-15dc172cd2db h1:7aN5cccjIqCLTzedH7MZzRZt5/lsAHch6Z3L2ZGn5FA=
 github.com/grafana/regexp v0.0.0-20221123153739-15dc172cd2db/go.mod h1:M5qHK+eWfAv8VR/265dIuEpL3fNfeC21tXXp9itM24A=
 github.com/grpc-ecosystem/go-grpc-middleware v1.4.0 h1:UH//fgunKIs4JdUbpDl1VZCDaL56wXCB/5+wF6uHfaI=

pkg/experiment/symbolizer/addrmapper.go

@@ -90,7 +90,7 @@ func CalculateBase(ei *BinaryLayout, m Mapping, addr uint64) (uint64, error) {
 
 	switch elf.Type(ei.ElfType) {
 	case elf.ET_EXEC:
-		return calculateExecBase(m, segment)
+		return 0, nil
 	case elf.ET_DYN:
 		return calculateDynamicBase(m, segment)
 	}
@@ -172,29 +172,6 @@ func (ei *BinaryLayout) FindProgramHeader(m Mapping, addr uint64) (*MemoryRegion
 	return bestHeader, nil
 }
 
-func calculateExecBase(m Mapping, h *MemoryRegion) (uint64, error) {
-	//return 0, nil
-	if h == nil {
-		// Check if this is likely a PIE executable or shared library
-		if m.Start > 0 {
-			// This is likely a PIE executable or shared library loaded at m.Start
-			result := m.Start - m.Offset
-			return result, nil
-		}
-
-		result := m.Start - m.Offset
-		return result, nil
-	}
-	return m.Start - m.Offset + h.Off - h.Vaddr, nil
-}
-
-func calculateRelocatableBase(m Mapping) (uint64, error) {
-	if m.Offset != 0 {
-		return 0, fmt.Errorf("relocatable files with non-zero offset not supported")
-	}
-	return m.Start, nil
-}
-
 func calculateDynamicBase(m Mapping, h *MemoryRegion) (uint64, error) {
 	if h == nil {
 		return m.Start - m.Offset, nil
@@ -213,10 +190,3 @@ func calculateDynamicBase(m Mapping, h *MemoryRegion) (uint64, error) {
 
 	return base, nil
 }
-
-func calculateDynamicBaseBACKUP(m Mapping, h *MemoryRegion) (uint64, error) {
-	if h == nil {
-		return m.Start - m.Offset, nil
-	}
-	return m.Start - m.Offset + h.Off - h.Vaddr, nil
-}