tinygo-org/tinygo
1
0
Fork 0
mirror of https://github.com/tinygo-org/tinygo.git synced 2026-08-12 15:03:41 +00:00
Code Issues Packages Projects Releases 6 Wiki Activity

compiler: add -size flag to replace size utility

Browse Source 
The size flag has two modes:
  -size=short: prints data basically equivalent to the `size` program.
  -size=full:  tries to determine sizes per package (not entirely
               accurate).
This commit is contained in:
Ayke van Laethem
2018-09-18 00:04:21 +02:00
parent 8b94fe9205
commit 87963d3d5b
3 changed files with 189 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files
main.go
+27 -7
View File
@@ -16,7 +16,7 @@ import (
)
// Helper function for Compiler object.
func Compile(pkgName, outpath string, spec *TargetSpec, printIR, dumpSSA bool, action func(string) error) error {
func Compile(pkgName, outpath string, spec *TargetSpec, printIR, dumpSSA bool, printSizes string, action func(string) error) error {
c, err := NewCompiler(pkgName, spec.Triple, dumpSSA)
if err != nil {
return err
@@ -97,6 +97,25 @@ func Compile(pkgName, outpath string, spec *TargetSpec, printIR, dumpSSA bool, a
return err
}
if printSizes == "short" || printSizes == "full" {
sizes, err := Sizes(executable)
if err != nil {
return err
}
if printSizes == "short" {
fmt.Printf(" code data bss | flash ram\n")
fmt.Printf("%7d %7d %7d | %7d %7d\n", sizes.Code, sizes.Data, sizes.BSS, sizes.Code+sizes.Data, sizes.Data+sizes.BSS)
} else {
fmt.Printf(" code rodata data bss | flash ram | package\n")
for _, name := range sizes.SortedPackageNames() {
pkgSize := sizes.Packages[name]
fmt.Printf("%7d %7d %7d %7d | %7d %7d | %s\n", pkgSize.Code, pkgSize.ROData, pkgSize.Data, pkgSize.BSS, pkgSize.Flash(), pkgSize.RAM(), name)
}
fmt.Printf("%7d %7d %7d %7d | %7d %7d | (sum)\n", sizes.Sum.Code, sizes.Sum.ROData, sizes.Sum.Data, sizes.Sum.BSS, sizes.Sum.Flash(), sizes.Sum.RAM())
fmt.Printf("%7d - %7d %7d | %7d %7d | (all)\n", sizes.Code, sizes.Data, sizes.BSS, sizes.Code+sizes.Data, sizes.Data+sizes.BSS)
}
}
if strings.HasSuffix(outpath, ".hex") {
// Get an Intel .hex file from the .elf file.
tmppath = filepath.Join(dir, "main.hex")
@@ -112,13 +131,13 @@ func Compile(pkgName, outpath string, spec *TargetSpec, printIR, dumpSSA bool, a
}
}
func Build(pkgName, outpath, target string, printIR, dumpSSA bool) error {
func Build(pkgName, outpath, target string, printIR, dumpSSA bool, printSizes string) error {
spec, err := LoadTarget(target)
if err != nil {
return err
}
return Compile(pkgName, outpath, spec, printIR, dumpSSA, func(tmppath string) error {
return Compile(pkgName, outpath, spec, printIR, dumpSSA, printSizes, func(tmppath string) error {
if err := os.Rename(tmppath, outpath); err != nil {
// Moving failed. Do a file copy.
inf, err := os.Open(tmppath)
@@ -146,13 +165,13 @@ func Build(pkgName, outpath, target string, printIR, dumpSSA bool) error {
})
}
func Flash(pkgName, target, port string, printIR, dumpSSA bool) error {
func Flash(pkgName, target, port string, printIR, dumpSSA bool, printSizes string) error {
spec, err := LoadTarget(target)
if err != nil {
return err
}
return Compile(pkgName, ".hex", spec, printIR, dumpSSA, func(tmppath string) error {
return Compile(pkgName, ".hex", spec, printIR, dumpSSA, printSizes, func(tmppath string) error {
// Create the command.
flashCmd := spec.Flasher
parts := strings.Split(flashCmd, " ") // TODO: this should be a real shell split
@@ -216,6 +235,7 @@ func main() {
printIR := flag.Bool("printir", false, "print LLVM IR")
dumpSSA := flag.Bool("dumpssa", false, "dump internal Go SSA")
target := flag.String("target", llvm.DefaultTargetTriple(), "LLVM target")
printSize := flag.String("size", "", "print sizes (none, short, full)")
port := flag.String("port", "/dev/ttyACM0", "flash port")
if len(os.Args) < 2 {
@@ -241,7 +261,7 @@ func main() {
usage()
os.Exit(1)
}
err := Build(flag.Arg(0), *outpath, *target, *printIR, *dumpSSA)
err := Build(flag.Arg(0), *outpath, *target, *printIR, *dumpSSA, *printSize)
if err != nil {
fmt.Fprintln(os.Stderr, "error:", err)
os.Exit(1)
@@ -252,7 +272,7 @@ func main() {
usage()
os.Exit(1)
}
err := Flash(flag.Arg(0), *target, *port, *printIR, *dumpSSA)
err := Flash(flag.Arg(0), *target, *port, *printIR, *dumpSSA, *printSize)
if err != nil {
fmt.Fprintln(os.Stderr, "error:", err)
os.Exit(1)