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path: root/src/cmd/link/internal/ld/lib.go
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Diffstat (limited to 'src/cmd/link/internal/ld/lib.go')
-rw-r--r--src/cmd/link/internal/ld/lib.go43
1 files changed, 22 insertions, 21 deletions
diff --git a/src/cmd/link/internal/ld/lib.go b/src/cmd/link/internal/ld/lib.go
index b709569103..b814a277e6 100644
--- a/src/cmd/link/internal/ld/lib.go
+++ b/src/cmd/link/internal/ld/lib.go
@@ -49,6 +49,7 @@ import (
"encoding/base64"
"encoding/binary"
"fmt"
+ "internal/buildcfg"
exec "internal/execabs"
"io"
"io/ioutil"
@@ -379,7 +380,7 @@ func libinit(ctxt *Link) {
suffix = "msan"
}
- Lflag(ctxt, filepath.Join(objabi.GOROOT, "pkg", fmt.Sprintf("%s_%s%s%s", objabi.GOOS, objabi.GOARCH, suffixsep, suffix)))
+ Lflag(ctxt, filepath.Join(buildcfg.GOROOT, "pkg", fmt.Sprintf("%s_%s%s%s", buildcfg.GOOS, buildcfg.GOARCH, suffixsep, suffix)))
mayberemoveoutfile()
@@ -390,9 +391,9 @@ func libinit(ctxt *Link) {
if *flagEntrySymbol == "" {
switch ctxt.BuildMode {
case BuildModeCShared, BuildModeCArchive:
- *flagEntrySymbol = fmt.Sprintf("_rt0_%s_%s_lib", objabi.GOARCH, objabi.GOOS)
+ *flagEntrySymbol = fmt.Sprintf("_rt0_%s_%s_lib", buildcfg.GOARCH, buildcfg.GOOS)
case BuildModeExe, BuildModePIE:
- *flagEntrySymbol = fmt.Sprintf("_rt0_%s_%s", objabi.GOARCH, objabi.GOOS)
+ *flagEntrySymbol = fmt.Sprintf("_rt0_%s_%s", buildcfg.GOARCH, buildcfg.GOOS)
case BuildModeShared, BuildModePlugin:
// No *flagEntrySymbol for -buildmode=shared and plugin
default:
@@ -495,7 +496,7 @@ func (ctxt *Link) loadlib() {
default:
log.Fatalf("invalid -strictdups flag value %d", *FlagStrictDups)
}
- if !objabi.Experiment.RegabiWrappers || ctxt.linkShared {
+ if !buildcfg.Experiment.RegabiWrappers || ctxt.linkShared {
// Use ABI aliases if ABI wrappers are not used.
// TODO: for now we still use ABI aliases in shared linkage, even if
// the wrapper is enabled.
@@ -543,7 +544,7 @@ func (ctxt *Link) loadlib() {
// We now have enough information to determine the link mode.
determineLinkMode(ctxt)
- if ctxt.LinkMode == LinkExternal && !iscgo && !(objabi.GOOS == "darwin" && ctxt.BuildMode != BuildModePlugin && ctxt.Arch.Family == sys.AMD64) {
+ if ctxt.LinkMode == LinkExternal && !iscgo && !(buildcfg.GOOS == "darwin" && ctxt.BuildMode != BuildModePlugin && ctxt.Arch.Family == sys.AMD64) {
// This indicates a user requested -linkmode=external.
// The startup code uses an import of runtime/cgo to decide
// whether to initialize the TLS. So give it one. This could
@@ -705,7 +706,7 @@ func (ctxt *Link) linksetup() {
}
}
- if ctxt.LinkMode == LinkExternal && ctxt.Arch.Family == sys.PPC64 && objabi.GOOS != "aix" {
+ if ctxt.LinkMode == LinkExternal && ctxt.Arch.Family == sys.PPC64 && buildcfg.GOOS != "aix" {
toc := ctxt.loader.LookupOrCreateSym(".TOC.", 0)
sb := ctxt.loader.MakeSymbolUpdater(toc)
sb.SetType(sym.SDYNIMPORT)
@@ -714,7 +715,7 @@ func (ctxt *Link) linksetup() {
// The Android Q linker started to complain about underalignment of the our TLS
// section. We don't actually use the section on android, so don't
// generate it.
- if objabi.GOOS != "android" {
+ if buildcfg.GOOS != "android" {
tlsg := ctxt.loader.LookupOrCreateSym("runtime.tlsg", 0)
sb := ctxt.loader.MakeSymbolUpdater(tlsg)
@@ -755,7 +756,7 @@ func (ctxt *Link) linksetup() {
sb := ctxt.loader.MakeSymbolUpdater(goarm)
sb.SetType(sym.SDATA)
sb.SetSize(0)
- sb.AddUint8(uint8(objabi.GOARM))
+ sb.AddUint8(uint8(buildcfg.GOARM))
}
// Set runtime.disableMemoryProfiling bool if
@@ -1248,7 +1249,7 @@ func (ctxt *Link) hostlink() {
// -headerpad is incompatible with -fembed-bitcode.
argv = append(argv, "-Wl,-headerpad,1144")
}
- if ctxt.DynlinkingGo() && objabi.GOOS != "ios" {
+ if ctxt.DynlinkingGo() && buildcfg.GOOS != "ios" {
// -flat_namespace is deprecated on iOS.
// It is useful for supporting plugins. We don't support plugins on iOS.
argv = append(argv, "-Wl,-flat_namespace")
@@ -1366,12 +1367,12 @@ func (ctxt *Link) hostlink() {
// from the beginning of the section (like sym.STYPE).
argv = append(argv, "-Wl,-znocopyreloc")
- if objabi.GOOS == "android" {
+ if buildcfg.GOOS == "android" {
// Use lld to avoid errors from default linker (issue #38838)
altLinker = "lld"
}
- if ctxt.Arch.InFamily(sys.ARM, sys.ARM64) && objabi.GOOS == "linux" {
+ if ctxt.Arch.InFamily(sys.ARM, sys.ARM64) && buildcfg.GOOS == "linux" {
// On ARM, the GNU linker will generate COPY relocations
// even with -znocopyreloc set.
// https://sourceware.org/bugzilla/show_bug.cgi?id=19962
@@ -1393,7 +1394,7 @@ func (ctxt *Link) hostlink() {
}
}
}
- if ctxt.Arch.Family == sys.ARM64 && objabi.GOOS == "freebsd" {
+ if ctxt.Arch.Family == sys.ARM64 && buildcfg.GOOS == "freebsd" {
// Switch to ld.bfd on freebsd/arm64.
altLinker = "bfd"
@@ -1420,7 +1421,7 @@ func (ctxt *Link) hostlink() {
// only want to do this when producing a Windows output file
// on a Windows host.
outopt := *flagOutfile
- if objabi.GOOS == "windows" && runtime.GOOS == "windows" && filepath.Ext(outopt) == "" {
+ if buildcfg.GOOS == "windows" && runtime.GOOS == "windows" && filepath.Ext(outopt) == "" {
outopt += "."
}
argv = append(argv, "-o")
@@ -1737,7 +1738,7 @@ func hostlinkArchArgs(arch *sys.Arch) []string {
case sys.I386:
return []string{"-m32"}
case sys.AMD64:
- if objabi.GOOS == "darwin" {
+ if buildcfg.GOOS == "darwin" {
return []string{"-arch", "x86_64", "-m64"}
}
return []string{"-m64"}
@@ -1746,7 +1747,7 @@ func hostlinkArchArgs(arch *sys.Arch) []string {
case sys.ARM:
return []string{"-marm"}
case sys.ARM64:
- if objabi.GOOS == "darwin" {
+ if buildcfg.GOOS == "darwin" {
return []string{"-arch", "arm64"}
}
case sys.MIPS64:
@@ -1754,7 +1755,7 @@ func hostlinkArchArgs(arch *sys.Arch) []string {
case sys.MIPS:
return []string{"-mabi=32"}
case sys.PPC64:
- if objabi.GOOS == "aix" {
+ if buildcfg.GOOS == "aix" {
return []string{"-maix64"}
} else {
return []string{"-m64"}
@@ -1862,7 +1863,7 @@ func ldobj(ctxt *Link, f *bio.Reader, lib *sym.Library, length int64, pn string,
}
// First, check that the basic GOOS, GOARCH, and Version match.
- t := fmt.Sprintf("%s %s %s ", objabi.GOOS, objabi.GOARCH, objabi.Version)
+ t := fmt.Sprintf("%s %s %s ", buildcfg.GOOS, buildcfg.GOARCH, buildcfg.Version)
line = strings.TrimRight(line, "\n")
if !strings.HasPrefix(line[10:]+" ", t) && !*flagF {
@@ -2084,7 +2085,7 @@ func ldshlibsyms(ctxt *Link, shlib string) {
// collect text symbol ABI versions.
symabi := make(map[string]int) // map (unmangled) symbol name to version
- if objabi.Experiment.RegabiWrappers {
+ if buildcfg.Experiment.RegabiWrappers {
for _, elfsym := range syms {
if elf.ST_TYPE(elfsym.Info) != elf.STT_FUNC {
continue
@@ -2112,7 +2113,7 @@ func ldshlibsyms(ctxt *Link, shlib string) {
symname := elfsym.Name // (unmangled) symbol name
if elf.ST_TYPE(elfsym.Info) == elf.STT_FUNC && strings.HasPrefix(elfsym.Name, "type.") {
ver = sym.SymVerABIInternal
- } else if objabi.Experiment.RegabiWrappers && elf.ST_TYPE(elfsym.Info) == elf.STT_FUNC {
+ } else if buildcfg.Experiment.RegabiWrappers && elf.ST_TYPE(elfsym.Info) == elf.STT_FUNC {
if strings.HasSuffix(elfsym.Name, ".abiinternal") {
ver = sym.SymVerABIInternal
symname = strings.TrimSuffix(elfsym.Name, ".abiinternal")
@@ -2162,7 +2163,7 @@ func ldshlibsyms(ctxt *Link, shlib string) {
// mangle Go function names in the .so to include the
// ABI.
if elf.ST_TYPE(elfsym.Info) == elf.STT_FUNC && ver == 0 {
- if objabi.Experiment.RegabiWrappers {
+ if buildcfg.Experiment.RegabiWrappers {
if _, ok := symabi[symname]; ok {
continue // only use alias for functions w/o ABI wrappers
}
@@ -2234,7 +2235,7 @@ func (ctxt *Link) dostkcheck() {
// of non-splitting functions.
var ch chain
ch.limit = objabi.StackLimit - callsize(ctxt)
- if objabi.GOARCH == "arm64" {
+ if buildcfg.GOARCH == "arm64" {
// need extra 8 bytes below SP to save FP
ch.limit -= 8
}
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