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https://github.com/danog/gllvm.git
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Still futzing with the Extract method...
This commit is contained in:
Ian A. Mason
parent
bd88b14e25
commit
ef77e255a8
@ -38,6 +38,7 @@ import (
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"debug/elf"
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"debug/macho"
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"flag"
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"fmt"
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"io/ioutil"
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"os"
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"os/exec"
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@ -67,11 +68,28 @@ type extractionArgs struct {
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Extractor func(string) []string
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}
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//Extract extracts the LLVM bitcode according to the arguments it is passed.
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func Extract(args []string)(exitCode int) {
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ea := parseSwitches(args)
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func (ea extractionArgs) String() string {
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format :=
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`
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ea.Verbose: %v
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ea.WriteManifest: %v
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ea.SortBitcodeFiles: %v
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ea.BuildBitcodeModule: %v
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ea.KeepTemp: %v
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ea.LinkArgSize: %v
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ea.InputFile: %v
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ea.OutputFile: %v
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ea.LlvmArchiverName: %v
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ea.LlvmLinkerName: %v
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ea.ArchiverName: %v
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`
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return fmt.Sprintf(format, ea.Verbose, ea.WriteManifest, ea.SortBitcodeFiles, ea.BuildBitcodeModule,
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ea.KeepTemp, ea.LinkArgSize, ea.InputFile, ea.OutputFile, ea.LlvmArchiverName,
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ea.LlvmLinkerName, ea.ArchiverName)
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}
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// Set arguments according to runtime OS
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// Set arguments according to runtime OS
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func setPlatform(ea *extractionArgs) {
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switch platform := runtime.GOOS; platform {
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case osFREEBSD, osLINUX:
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ea.Extractor = extractSectionUnix
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@ -91,8 +109,10 @@ func Extract(args []string)(exitCode int) {
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default:
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LogFatal("Unsupported platform: %s.", platform)
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}
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}
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// Create output filename if not given
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// Create output filename if not given
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func setOutputFile(ea *extractionArgs) {
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if ea.OutputFile == "" {
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if ea.InputType == fileTypeARCHIVE || ea.InputType == fileTypeTHINARCHIVE {
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var ext string
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@ -106,6 +126,18 @@ func Extract(args []string)(exitCode int) {
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ea.OutputFile = ea.InputFile + ".bc"
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}
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}
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}
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//Extract extracts the LLVM bitcode according to the arguments it is passed.
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func Extract(args []string) (exitCode int) {
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ea := parseSwitches(args)
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// Set arguments according to runtime OS
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setPlatform(&ea)
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// Create output filename if not given
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setOutputFile(&ea)
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switch ea.InputType {
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case fileTypeELFEXECUTABLE,
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@ -181,23 +213,13 @@ func parseSwitches(args []string) (ea extractionArgs) {
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}
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ea.InputFile = realPath
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ea.InputType = getFileType(realPath)
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//<this should be a method of extractionArgs>
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LogInfo("ea.Verbose: %v\n", ea.Verbose)
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LogInfo("ea.WriteManifest: %v\n", ea.WriteManifest)
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LogInfo("ea.BuildBitcodeModule: %v\n", ea.BuildBitcodeModule)
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LogInfo("ea.LlvmArchiverName: %v\n", ea.LlvmArchiverName)
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LogInfo("ea.LlvmLinkerName: %v\n", ea.LlvmLinkerName)
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LogInfo("ea.ArchiverName: %v\n", ea.ArchiverName)
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LogInfo("ea.OutputFile: %v\n", ea.OutputFile)
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LogInfo("ea.InputFile: %v\n", ea.InputFile)
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LogInfo("ea.InputFile real path: %v\n", ea.InputFile)
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LogInfo("ea.LinkArgSize %d", ea.LinkArgSize)
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LogInfo("ea.KeepTemp %v", ea.KeepTemp)
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//</this should be a method of extractionArgs>
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LogInfo("%v", ea)
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return
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}
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func handleExecutable(ea extractionArgs) {
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func handleExecutable(ea extractionArgs) (exitCode int) {
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artifactPaths := ea.Extractor(ea.InputFile)
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if len(artifactPaths) < 20 {
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@ -226,9 +248,10 @@ func handleExecutable(ea extractionArgs) {
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}
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linkBitcodeFiles(ea, filesToLink)
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return
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}
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func handleThinArchive(ea extractionArgs) {
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func handleThinArchive(ea extractionArgs) (exitCode int) {
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// List bitcode files to link
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var artifactFiles []string
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@ -282,7 +305,7 @@ func handleThinArchive(ea extractionArgs) {
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} else {
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LogError("No bitcode files found\n")
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}
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return
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}
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func listArchiveFiles(ea extractionArgs, inputFile string) (contents []string) {
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@ -348,7 +371,7 @@ func fetchTOC(ea extractionArgs, inputFile string) map[string]int {
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// archive using llvm-ar
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//
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//iam: 5/1/2018
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func handleArchive(ea extractionArgs) {
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func handleArchive(ea extractionArgs) (exitCode int) {
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// List bitcode files to link
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var bcFiles []string
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var artifactFiles []string
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@ -427,6 +450,7 @@ func handleArchive(ea extractionArgs) {
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} else {
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LogError("No bitcode files found\n")
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}
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return
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}
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func archiveBcFiles(ea extractionArgs, bcFiles []string) {
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@ -133,42 +133,42 @@ func parse(argList []string) parserResult {
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"-nostdlibinc": {0, pr.compileUnaryCallback},
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"-mno-omit-leaf-frame-pointer": {0, pr.compileUnaryCallback},
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"-maes": {0, pr.compileUnaryCallback},
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"-mno-aes": {0, pr.compileUnaryCallback},
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"-mavx": {0, pr.compileUnaryCallback},
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"-mno-avx": {0, pr.compileUnaryCallback},
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"-mavx2": {0, pr.compileUnaryCallback},
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"-mno-avx2": {0, pr.compileUnaryCallback},
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"-mno-red-zone": {0, pr.compileUnaryCallback},
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"-mmmx": {0, pr.compileUnaryCallback},
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"-mno-mmx": {0, pr.compileUnaryCallback},
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"-mno-global-merge": {0, pr.compileUnaryCallback}, //iam: linux kernel stuff
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"-mno-80387": {0, pr.compileUnaryCallback}, //iam: linux kernel stuff
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"-msse": {0, pr.compileUnaryCallback},
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"-mno-sse": {0, pr.compileUnaryCallback},
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"-msse2": {0, pr.compileUnaryCallback},
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"-mno-sse2": {0, pr.compileUnaryCallback},
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"-msse3": {0, pr.compileUnaryCallback},
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"-mno-sse3": {0, pr.compileUnaryCallback},
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"-mssse3": {0, pr.compileUnaryCallback},
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"-mno-ssse3": {0, pr.compileUnaryCallback},
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"-msse4": {0, pr.compileUnaryCallback},
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"-mno-sse4": {0, pr.compileUnaryCallback},
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"-msse4.1": {0, pr.compileUnaryCallback},
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"-mno-sse4.1": {0, pr.compileUnaryCallback},
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"-msse4.2": {0, pr.compileUnaryCallback},
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"-mno-sse4.2": {0, pr.compileUnaryCallback},
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"-msoft-float": {0, pr.compileUnaryCallback},
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"-m3dnow": {0, pr.compileUnaryCallback},
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"-mno-3dnow": {0, pr.compileUnaryCallback},
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"-m16": {0, pr.compileLinkUnaryCallback}, //iam: linux kernel stuff
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"-m32": {0, pr.compileLinkUnaryCallback},
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"-m64": {0, pr.compileLinkUnaryCallback},
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"-mstackrealign": {0, pr.compileUnaryCallback},
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"-mretpoline-external-thunk": {0, pr.compileUnaryCallback}, //iam: linux kernel stuff
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"-mno-fp-ret-in-387": {0, pr.compileUnaryCallback}, //iam: linux kernel stuff
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"-mskip-rax-setup": {0, pr.compileUnaryCallback}, //iam: linux kernel stuff
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"-mindirect-branch-register": {0, pr.compileUnaryCallback}, //iam: linux kernel stuff
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"-maes": {0, pr.compileUnaryCallback},
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"-mno-aes": {0, pr.compileUnaryCallback},
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"-mavx": {0, pr.compileUnaryCallback},
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"-mno-avx": {0, pr.compileUnaryCallback},
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"-mavx2": {0, pr.compileUnaryCallback},
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"-mno-avx2": {0, pr.compileUnaryCallback},
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"-mno-red-zone": {0, pr.compileUnaryCallback},
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"-mmmx": {0, pr.compileUnaryCallback},
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"-mno-mmx": {0, pr.compileUnaryCallback},
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"-mno-global-merge": {0, pr.compileUnaryCallback}, //iam: linux kernel stuff
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"-mno-80387": {0, pr.compileUnaryCallback}, //iam: linux kernel stuff
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"-msse": {0, pr.compileUnaryCallback},
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"-mno-sse": {0, pr.compileUnaryCallback},
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"-msse2": {0, pr.compileUnaryCallback},
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"-mno-sse2": {0, pr.compileUnaryCallback},
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"-msse3": {0, pr.compileUnaryCallback},
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"-mno-sse3": {0, pr.compileUnaryCallback},
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"-mssse3": {0, pr.compileUnaryCallback},
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"-mno-ssse3": {0, pr.compileUnaryCallback},
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"-msse4": {0, pr.compileUnaryCallback},
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"-mno-sse4": {0, pr.compileUnaryCallback},
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"-msse4.1": {0, pr.compileUnaryCallback},
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"-mno-sse4.1": {0, pr.compileUnaryCallback},
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"-msse4.2": {0, pr.compileUnaryCallback},
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"-mno-sse4.2": {0, pr.compileUnaryCallback},
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"-msoft-float": {0, pr.compileUnaryCallback},
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"-m3dnow": {0, pr.compileUnaryCallback},
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"-mno-3dnow": {0, pr.compileUnaryCallback},
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"-m16": {0, pr.compileLinkUnaryCallback}, //iam: linux kernel stuff
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"-m32": {0, pr.compileLinkUnaryCallback},
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"-m64": {0, pr.compileLinkUnaryCallback},
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"-mstackrealign": {0, pr.compileUnaryCallback},
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"-mretpoline-external-thunk": {0, pr.compileUnaryCallback}, //iam: linux kernel stuff
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"-mno-fp-ret-in-387": {0, pr.compileUnaryCallback}, //iam: linux kernel stuff
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"-mskip-rax-setup": {0, pr.compileUnaryCallback}, //iam: linux kernel stuff
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"-mindirect-branch-register": {0, pr.compileUnaryCallback}, //iam: linux kernel stuff
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"-A": {1, pr.compileBinaryCallback},
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"-D": {1, pr.compileBinaryCallback},
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@ -27,5 +27,4 @@ func Test_basic(t *testing.T) {
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fmt.Println("Extraction OK")
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}
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}
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