cmd/{ld,link,objdump}, runtime, debug/gosym: move linker-defined symbols into runtime package

Fixes #8092.

LGTM=rsc
R=iant, rsc
CC=golang-codereviews
https://golang.org/cl/126790043

17 files changed, 115 insertions, 116 deletions

diff --git a/src/cmd/ld/data.c b/src/cmd/ld/data.c
index a988e807e6..098403a743 100644
--- a/src/cmd/ld/data.c
+++ b/src/cmd/ld/data.c
@@ -987,8 +987,8 @@ dodata(void)
 	sect->align = maxalign(s, SINITARR-1);
 	datsize = rnd(datsize, sect->align);
 	sect->vaddr = datsize;
-	linklookup(ctxt, "noptrdata", 0)->sect = sect;
-	linklookup(ctxt, "enoptrdata", 0)->sect = sect;
+	linklookup(ctxt, "runtime.noptrdata", 0)->sect = sect;
+	linklookup(ctxt, "runtime.enoptrdata", 0)->sect = sect;
 	for(; s != nil && s->type < SINITARR; s = s->next) {
 		datsize = aligndatsize(datsize, s);
 		s->sect = sect;
@@ -1018,9 +1018,9 @@ dodata(void)
 	sect->align = maxalign(s, SBSS-1);
 	datsize = rnd(datsize, sect->align);
 	sect->vaddr = datsize;
-	linklookup(ctxt, "data", 0)->sect = sect;
-	linklookup(ctxt, "edata", 0)->sect = sect;
-	gcdata = linklookup(ctxt, "gcdata", 0);
+	linklookup(ctxt, "runtime.data", 0)->sect = sect;
+	linklookup(ctxt, "runtime.edata", 0)->sect = sect;
+	gcdata = linklookup(ctxt, "runtime.gcdata", 0);
 	proggeninit(&gen, gcdata);
 	for(; s != nil && s->type < SBSS; s = s->next) {
 		if(s->type == SINITARR) {
@@ -1042,9 +1042,9 @@ dodata(void)
 	sect->align = maxalign(s, SNOPTRBSS-1);
 	datsize = rnd(datsize, sect->align);
 	sect->vaddr = datsize;
-	linklookup(ctxt, "bss", 0)->sect = sect;
-	linklookup(ctxt, "ebss", 0)->sect = sect;
-	gcbss = linklookup(ctxt, "gcbss", 0);
+	linklookup(ctxt, "runtime.bss", 0)->sect = sect;
+	linklookup(ctxt, "runtime.ebss", 0)->sect = sect;
+	gcbss = linklookup(ctxt, "runtime.gcbss", 0);
 	proggeninit(&gen, gcbss);
 	for(; s != nil && s->type < SNOPTRBSS; s = s->next) {
 		s->sect = sect;
@@ -1061,8 +1061,8 @@ dodata(void)
 	sect->align = maxalign(s, SNOPTRBSS);
 	datsize = rnd(datsize, sect->align);
 	sect->vaddr = datsize;
-	linklookup(ctxt, "noptrbss", 0)->sect = sect;
-	linklookup(ctxt, "enoptrbss", 0)->sect = sect;
+	linklookup(ctxt, "runtime.noptrbss", 0)->sect = sect;
+	linklookup(ctxt, "runtime.enoptrbss", 0)->sect = sect;
 	for(; s != nil && s->type == SNOPTRBSS; s = s->next) {
 		datsize = aligndatsize(datsize, s);
 		s->sect = sect;
@@ -1070,7 +1070,7 @@ dodata(void)
 		growdatsize(&datsize, s);
 	}
 	sect->len = datsize - sect->vaddr;
-	linklookup(ctxt, "end", 0)->sect = sect;
+	linklookup(ctxt, "runtime.end", 0)->sect = sect;
 
 	// 6g uses 4-byte relocation offsets, so the entire segment must fit in 32 bits.
 	if(datsize != (uint32)datsize) {
@@ -1141,8 +1141,8 @@ dodata(void)
 	sect->align = maxalign(s, STYPELINK-1);
 	datsize = rnd(datsize, sect->align);
 	sect->vaddr = 0;
-	linklookup(ctxt, "rodata", 0)->sect = sect;
-	linklookup(ctxt, "erodata", 0)->sect = sect;
+	linklookup(ctxt, "runtime.rodata", 0)->sect = sect;
+	linklookup(ctxt, "runtime.erodata", 0)->sect = sect;
 	for(; s != nil && s->type < STYPELINK; s = s->next) {
 		datsize = aligndatsize(datsize, s);
 		s->sect = sect;
@@ -1157,8 +1157,8 @@ dodata(void)
 	sect->align = maxalign(s, STYPELINK);
 	datsize = rnd(datsize, sect->align);
 	sect->vaddr = datsize;
-	linklookup(ctxt, "typelink", 0)->sect = sect;
-	linklookup(ctxt, "etypelink", 0)->sect = sect;
+	linklookup(ctxt, "runtime.typelink", 0)->sect = sect;
+	linklookup(ctxt, "runtime.etypelink", 0)->sect = sect;
 	for(; s != nil && s->type == STYPELINK; s = s->next) {
 		datsize = aligndatsize(datsize, s);
 		s->sect = sect;
@@ -1173,8 +1173,8 @@ dodata(void)
 	sect->align = maxalign(s, SPCLNTAB-1);
 	datsize = rnd(datsize, sect->align);
 	sect->vaddr = datsize;
-	linklookup(ctxt, "symtab", 0)->sect = sect;
-	linklookup(ctxt, "esymtab", 0)->sect = sect;
+	linklookup(ctxt, "runtime.symtab", 0)->sect = sect;
+	linklookup(ctxt, "runtime.esymtab", 0)->sect = sect;
 	for(; s != nil && s->type < SPCLNTAB; s = s->next) {
 		datsize = aligndatsize(datsize, s);
 		s->sect = sect;
@@ -1189,8 +1189,8 @@ dodata(void)
 	sect->align = maxalign(s, SELFROSECT-1);
 	datsize = rnd(datsize, sect->align);
 	sect->vaddr = datsize;
-	linklookup(ctxt, "pclntab", 0)->sect = sect;
-	linklookup(ctxt, "epclntab", 0)->sect = sect;
+	linklookup(ctxt, "runtime.pclntab", 0)->sect = sect;
+	linklookup(ctxt, "runtime.epclntab", 0)->sect = sect;
 	for(; s != nil && s->type < SELFROSECT; s = s->next) {
 		datsize = aligndatsize(datsize, s);
 		s->sect = sect;
@@ -1243,8 +1243,8 @@ textaddress(void)
 	// and then letting threads copy down, but probably not worth it.
 	sect = segtext.sect;
 	sect->align = funcalign;
-	linklookup(ctxt, "text", 0)->sect = sect;
-	linklookup(ctxt, "etext", 0)->sect = sect;
+	linklookup(ctxt, "runtime.text", 0)->sect = sect;
+	linklookup(ctxt, "runtime.etext", 0)->sect = sect;
 	va = INITTEXT;
 	sect->vaddr = va;
 	for(sym = ctxt->textp; sym != nil; sym = sym->next) {
@@ -1355,32 +1355,32 @@ address(void)
 			sub->value += sym->value;
 	}
 
-	xdefine("text", STEXT, text->vaddr);
-	xdefine("etext", STEXT, text->vaddr + text->len);
-	xdefine("rodata", SRODATA, rodata->vaddr);
-	xdefine("erodata", SRODATA, rodata->vaddr + rodata->len);
-	xdefine("typelink", SRODATA, typelink->vaddr);
-	xdefine("etypelink", SRODATA, typelink->vaddr + typelink->len);
+	xdefine("runtime.text", STEXT, text->vaddr);
+	xdefine("runtime.etext", STEXT, text->vaddr + text->len);
+	xdefine("runtime.rodata", SRODATA, rodata->vaddr);
+	xdefine("runtime.erodata", SRODATA, rodata->vaddr + rodata->len);
+	xdefine("runtime.typelink", SRODATA, typelink->vaddr);
+	xdefine("runtime.etypelink", SRODATA, typelink->vaddr + typelink->len);
 
-	sym = linklookup(ctxt, "gcdata", 0);
-	xdefine("egcdata", SRODATA, symaddr(sym) + sym->size);
-	linklookup(ctxt, "egcdata", 0)->sect = sym->sect;
+	sym = linklookup(ctxt, "runtime.gcdata", 0);
+	xdefine("runtime.egcdata", SRODATA, symaddr(sym) + sym->size);
+	linklookup(ctxt, "runtime.egcdata", 0)->sect = sym->sect;
 
-	sym = linklookup(ctxt, "gcbss", 0);
-	xdefine("egcbss", SRODATA, symaddr(sym) + sym->size);
-	linklookup(ctxt, "egcbss", 0)->sect = sym->sect;
+	sym = linklookup(ctxt, "runtime.gcbss", 0);
+	xdefine("runtime.egcbss", SRODATA, symaddr(sym) + sym->size);
+	linklookup(ctxt, "runtime.egcbss", 0)->sect = sym->sect;
 
-	xdefine("symtab", SRODATA, symtab->vaddr);
-	xdefine("esymtab", SRODATA, symtab->vaddr + symtab->len);
-	xdefine("pclntab", SRODATA, pclntab->vaddr);
-	xdefine("epclntab", SRODATA, pclntab->vaddr + pclntab->len);
-	xdefine("noptrdata", SNOPTRDATA, noptr->vaddr);
-	xdefine("enoptrdata", SNOPTRDATA, noptr->vaddr + noptr->len);
-	xdefine("bss", SBSS, bss->vaddr);
-	xdefine("ebss", SBSS, bss->vaddr + bss->len);
-	xdefine("data", SDATA, data->vaddr);
-	xdefine("edata", SDATA, data->vaddr + data->len);
-	xdefine("noptrbss", SNOPTRBSS, noptrbss->vaddr);
-	xdefine("enoptrbss", SNOPTRBSS, noptrbss->vaddr + noptrbss->len);
-	xdefine("end", SBSS, segdata.vaddr + segdata.len);
+	xdefine("runtime.symtab", SRODATA, symtab->vaddr);
+	xdefine("runtime.esymtab", SRODATA, symtab->vaddr + symtab->len);
+	xdefine("runtime.pclntab", SRODATA, pclntab->vaddr);
+	xdefine("runtime.epclntab", SRODATA, pclntab->vaddr + pclntab->len);
+	xdefine("runtime.noptrdata", SNOPTRDATA, noptr->vaddr);
+	xdefine("runtime.enoptrdata", SNOPTRDATA, noptr->vaddr + noptr->len);
+	xdefine("runtime.bss", SBSS, bss->vaddr);
+	xdefine("runtime.ebss", SBSS, bss->vaddr + bss->len);
+	xdefine("runtime.data", SDATA, data->vaddr);
+	xdefine("runtime.edata", SDATA, data->vaddr + data->len);
+	xdefine("runtime.noptrbss", SNOPTRBSS, noptrbss->vaddr);
+	xdefine("runtime.enoptrbss", SNOPTRBSS, noptrbss->vaddr + noptrbss->len);
+	xdefine("runtime.end", SBSS, segdata.vaddr + segdata.len);
 }
diff --git a/src/cmd/ld/lib.c b/src/cmd/ld/lib.c
index 0a5d8d99f2..a68993715d 100644
--- a/src/cmd/ld/lib.c
+++ b/src/cmd/ld/lib.c
@@ -1349,10 +1349,10 @@ genasmsym(void (*put)(LSym*, char*, int, vlong, vlong, int, LSym*))
 
 	// These symbols won't show up in the first loop below because we
 	// skip STEXT symbols. Normal STEXT symbols are emitted by walking textp.
-	s = linklookup(ctxt, "text", 0);
+	s = linklookup(ctxt, "runtime.text", 0);
 	if(s->type == STEXT)
 		put(s, s->name, 'T', s->value, s->size, s->version, 0);
-	s = linklookup(ctxt, "etext", 0);
+	s = linklookup(ctxt, "runtime.etext", 0);
 	if(s->type == STEXT)
 		put(s, s->name, 'T', s->value, s->size, s->version, 0);
 
diff --git a/src/cmd/ld/pcln.c b/src/cmd/ld/pcln.c
index 17f4f992fc..3cd9e65dad 100644
--- a/src/cmd/ld/pcln.c
+++ b/src/cmd/ld/pcln.c
@@ -119,7 +119,7 @@ pclntab(void)
 	static Pcln zpcln;
 	
 	funcdata_bytes = 0;
-	ftab = linklookup(ctxt, "pclntab", 0);
+	ftab = linklookup(ctxt, "runtime.pclntab", 0);
 	ftab->type = SPCLNTAB;
 	ftab->reachable = 1;
 
diff --git a/src/cmd/ld/symtab.c b/src/cmd/ld/symtab.c
index 1805f97d3a..156270c8fa 100644
--- a/src/cmd/ld/symtab.c
+++ b/src/cmd/ld/symtab.c
@@ -346,36 +346,36 @@ symtab(void)
 
 	// Define these so that they'll get put into the symbol table.
 	// data.c:/^address will provide the actual values.
-	xdefine("text", STEXT, 0);
-	xdefine("etext", STEXT, 0);
-	xdefine("typelink", SRODATA, 0);
-	xdefine("etypelink", SRODATA, 0);
-	xdefine("rodata", SRODATA, 0);
-	xdefine("erodata", SRODATA, 0);
-	xdefine("noptrdata", SNOPTRDATA, 0);
-	xdefine("enoptrdata", SNOPTRDATA, 0);
-	xdefine("data", SDATA, 0);
-	xdefine("edata", SDATA, 0);
-	xdefine("bss", SBSS, 0);
-	xdefine("ebss", SBSS, 0);
-	xdefine("noptrbss", SNOPTRBSS, 0);
-	xdefine("enoptrbss", SNOPTRBSS, 0);
-	xdefine("end", SBSS, 0);
-	xdefine("epclntab", SRODATA, 0);
-	xdefine("esymtab", SRODATA, 0);
+	xdefine("runtime.text", STEXT, 0);
+	xdefine("runtime.etext", STEXT, 0);
+	xdefine("runtime.typelink", SRODATA, 0);
+	xdefine("runtime.etypelink", SRODATA, 0);
+	xdefine("runtime.rodata", SRODATA, 0);
+	xdefine("runtime.erodata", SRODATA, 0);
+	xdefine("runtime.noptrdata", SNOPTRDATA, 0);
+	xdefine("runtime.enoptrdata", SNOPTRDATA, 0);
+	xdefine("runtime.data", SDATA, 0);
+	xdefine("runtime.edata", SDATA, 0);
+	xdefine("runtime.bss", SBSS, 0);
+	xdefine("runtime.ebss", SBSS, 0);
+	xdefine("runtime.noptrbss", SNOPTRBSS, 0);
+	xdefine("runtime.enoptrbss", SNOPTRBSS, 0);
+	xdefine("runtime.end", SBSS, 0);
+	xdefine("runtime.epclntab", SRODATA, 0);
+	xdefine("runtime.esymtab", SRODATA, 0);
 
 	// garbage collection symbols
-	s = linklookup(ctxt, "gcdata", 0);
+	s = linklookup(ctxt, "runtime.gcdata", 0);
 	s->type = SRODATA;
 	s->size = 0;
 	s->reachable = 1;
-	xdefine("egcdata", SRODATA, 0);
+	xdefine("runtime.egcdata", SRODATA, 0);
 
-	s = linklookup(ctxt, "gcbss", 0);
+	s = linklookup(ctxt, "runtime.gcbss", 0);
 	s->type = SRODATA;
 	s->size = 0;
 	s->reachable = 1;
-	xdefine("egcbss", SRODATA, 0);
+	xdefine("runtime.egcbss", SRODATA, 0);
 
 	// pseudo-symbols to mark locations of type, string, and go string data.
 	s = linklookup(ctxt, "type.*", 0);
@@ -396,9 +396,9 @@ symtab(void)
 	s->reachable = 1;
 	symgofunc = s;
 	
-	symtypelink = linklookup(ctxt, "typelink", 0);
+	symtypelink = linklookup(ctxt, "runtime.typelink", 0);
 
-	symt = linklookup(ctxt, "symtab", 0);
+	symt = linklookup(ctxt, "runtime.symtab", 0);
 	symt->type = SSYMTAB;
 	symt->size = 0;
 	symt->reachable = 1;
diff --git a/src/cmd/link/auto.go b/src/cmd/link/auto.go
index 8f0c39f8c0..f9228e8cab 100644
--- a/src/cmd/link/auto.go
+++ b/src/cmd/link/auto.go
@@ -18,26 +18,26 @@ import (
 // linkerDefined lists the symbols supplied by other parts of the linker
 // (runtime.go and layout.go).
 var linkerDefined = map[string]bool{
-	"bss":        true,
-	"data":       true,
-	"ebss":       true,
-	"edata":      true,
-	"efunctab":   true,
-	"end":        true,
-	"enoptrbss":  true,
-	"enoptrdata": true,
-	"erodata":    true,
-	"etext":      true,
-	"etypelink":  true,
-	"functab":    true,
-	"gcbss":      true,
-	"gcdata":     true,
-	"noptrbss":   true,
-	"noptrdata":  true,
-	"pclntab":    true,
-	"rodata":     true,
-	"text":       true,
-	"typelink":   true,
+	"runtime.bss":        true,
+	"runtime.data":       true,
+	"runtime.ebss":       true,
+	"runtime.edata":      true,
+	"runtime.efunctab":   true,
+	"runtime.end":        true,
+	"runtime.enoptrbss":  true,
+	"runtime.enoptrdata": true,
+	"runtime.erodata":    true,
+	"runtime.etext":      true,
+	"runtime.etypelink":  true,
+	"runtime.functab":    true,
+	"runtime.gcbss":      true,
+	"runtime.gcdata":     true,
+	"runtime.noptrbss":   true,
+	"runtime.noptrdata":  true,
+	"runtime.pclntab":    true,
+	"runtime.rodata":     true,
+	"runtime.text":       true,
+	"runtime.typelink":   true,
 }
 
 // isAuto reports whether sym is an automatically-generated data or constant symbol.
diff --git a/src/cmd/link/layout.go b/src/cmd/link/layout.go
index 6477022444..149ebced0f 100644
--- a/src/cmd/link/layout.go
+++ b/src/cmd/link/layout.go
@@ -172,9 +172,9 @@ func (p *Prog) layout() {
 			start = sect.VirtAddr
 			end = sect.VirtAddr + sect.Size
 		}
-		p.defineConst(name, start)
-		p.defineConst("e"+name, end)
+		p.defineConst("runtime."+name, start)
+		p.defineConst("runtime.e"+name, end)
 		progEnd = end
 	}
-	p.defineConst("end", progEnd)
+	p.defineConst("runtime.end", progEnd)
 }
diff --git a/src/cmd/link/pclntab.go b/src/cmd/link/pclntab.go
index a950895aa5..232d586bf2 100644
--- a/src/cmd/link/pclntab.go
+++ b/src/cmd/link/pclntab.go
@@ -183,7 +183,7 @@ func (p *Prog) pclntab() {
 
 	pclntab := &Sym{
 		Sym: &goobj.Sym{
-			SymID: goobj.SymID{Name: "pclntab"},
+			SymID: goobj.SymID{Name: "runtime.pclntab"},
 			Kind:  goobj.SPCLNTAB,
 			Size:  buf.Size(),
 			Reloc: buf.Reloc(),
diff --git a/src/cmd/link/pclntab_test.go b/src/cmd/link/pclntab_test.go
index 75d432fc5d..19953f5797 100644
--- a/src/cmd/link/pclntab_test.go
+++ b/src/cmd/link/pclntab_test.go
@@ -141,7 +141,7 @@ func TestPclntab(t *testing.T) {
 // It returns a symbol reader for pclntab, the offset of the function information
 // within that symbol, and the args and frame values read out of the information.
 func findFunc(t *testing.T, p *Prog, name string) (r *SymReader, off, args, frame int, ok bool) {
-	tabsym := p.Syms[goobj.SymID{Name: "pclntab"}]
+	tabsym := p.Syms[goobj.SymID{Name: "runtime.pclntab"}]
 	if tabsym == nil {
 		t.Errorf("pclntab is missing in binary")
 		return
diff --git a/src/cmd/link/runtime.go b/src/cmd/link/runtime.go
index 5d37015eb1..b0c1ac98a6 100644
--- a/src/cmd/link/runtime.go
+++ b/src/cmd/link/runtime.go
@@ -15,13 +15,13 @@ func (p *Prog) runtime() {
 	// TODO: Implement garbage collection data.
 	p.addSym(&Sym{
 		Sym: &goobj.Sym{
-			SymID: goobj.SymID{Name: "gcdata"},
+			SymID: goobj.SymID{Name: "runtime.gcdata"},
 			Kind:  goobj.SRODATA,
 		},
 	})
 	p.addSym(&Sym{
 		Sym: &goobj.Sym{
-			SymID: goobj.SymID{Name: "gcbss"},
+			SymID: goobj.SymID{Name: "runtime.gcbss"},
 			Kind:  goobj.SRODATA,
 		},
 	})
diff --git a/src/cmd/link/testdata/autosection.6 b/src/cmd/link/testdata/autosection.6
index 97e8872bd8..386f422cf3 100644
--- a/src/cmd/link/testdata/autosection.6
+++ b/src/cmd/link/testdata/autosection.6
diff --git a/src/cmd/link/testdata/autosection.s b/src/cmd/link/testdata/autosection.s
index fd9e94da4e..e0cb21723e 100644
--- a/src/cmd/link/testdata/autosection.s
+++ b/src/cmd/link/testdata/autosection.s
@@ -16,37 +16,37 @@ GLOBL zero(SB), $8
 GLOBL zeronoptr(SB), NOPTR, $16
 
 // text
-DATA autotab+0x00(SB)/8, $text(SB)
+DATA autotab+0x00(SB)/8, $runtime·text(SB)
 DATA autotab+0x08(SB)/8, $start(SB)
-DATA autotab+0x10(SB)/8, $etext(SB)
+DATA autotab+0x10(SB)/8, $runtime·etext(SB)
 DATA autotab+0x18(SB)/8, $start+16(SB)
 
 // data
-DATA autotab+0x20(SB)/8, $data(SB)
+DATA autotab+0x20(SB)/8, $runtime·data(SB)
 DATA autotab+0x28(SB)/8, $autotab(SB)
-DATA autotab+0x30(SB)/8, $edata(SB)
+DATA autotab+0x30(SB)/8, $runtime·edata(SB)
 DATA autotab+0x38(SB)/8, $nonzero+4(SB)
 
 // bss
-DATA autotab+0x40(SB)/8, $bss(SB)
+DATA autotab+0x40(SB)/8, $runtime·bss(SB)
 DATA autotab+0x48(SB)/8, $zero(SB)
-DATA autotab+0x50(SB)/8, $ebss(SB)
+DATA autotab+0x50(SB)/8, $runtime·ebss(SB)
 DATA autotab+0x58(SB)/8, $zero+8(SB)
 
 // noptrdata
-DATA autotab+0x60(SB)/8, $noptrdata(SB)
+DATA autotab+0x60(SB)/8, $runtime·noptrdata(SB)
 DATA autotab+0x68(SB)/8, $nonzeronoptr(SB)
-DATA autotab+0x70(SB)/8, $enoptrdata(SB)
+DATA autotab+0x70(SB)/8, $runtime·enoptrdata(SB)
 DATA autotab+0x78(SB)/8, $nonzeronoptr+8(SB)
 
 // noptrbss
-DATA autotab+0x80(SB)/8, $noptrbss(SB)
+DATA autotab+0x80(SB)/8, $runtime·noptrbss(SB)
 DATA autotab+0x88(SB)/8, $zeronoptr(SB)
-DATA autotab+0x90(SB)/8, $enoptrbss(SB)
+DATA autotab+0x90(SB)/8, $runtime·enoptrbss(SB)
 DATA autotab+0x98(SB)/8, $zeronoptr+16(SB)
 
 // end
-DATA autotab+0xa0(SB)/8, $end(SB)
+DATA autotab+0xa0(SB)/8, $runtime·end(SB)
 DATA autotab+0xa8(SB)/8, $zeronoptr+16(SB)
 
 GLOBL autotab(SB), $0xb0
diff --git a/src/cmd/link/testdata/dead.6 b/src/cmd/link/testdata/dead.6
index c60b1b6c64..9540adc1af 100644
--- a/src/cmd/link/testdata/dead.6
+++ b/src/cmd/link/testdata/dead.6
diff --git a/src/cmd/link/testdata/dead.s b/src/cmd/link/testdata/dead.s
index 832ddaff60..86f31360fa 100644
--- a/src/cmd/link/testdata/dead.s
+++ b/src/cmd/link/testdata/dead.s
@@ -17,7 +17,7 @@ TEXT text1(SB),7,$0
 	RET
 
 TEXT text2(SB),7,$0
-	MOVQ $edata(SB),BX
+	MOVQ $runtime·edata(SB),BX
 	RET
 
 DATA data1<>+0(SB)/8, $data2(SB)
@@ -46,4 +46,3 @@ GLOBL dead_data1(SB), $16
 GLOBL dead_data2(SB), $1
 GLOBL dead_data3(SB), $1
 GLOBL dead_funcdata(SB), $8
-
diff --git a/src/cmd/link/testdata/genpcln.go b/src/cmd/link/testdata/genpcln.go
index 684cc07a27..c10eaeae91 100644
--- a/src/cmd/link/testdata/genpcln.go
+++ b/src/cmd/link/testdata/genpcln.go
@@ -107,6 +107,6 @@ func main() {
 	for f := 0; f < 3; f++ {
 		fmt.Printf("\tCALL func%d(SB)\n", f)
 	}
-	fmt.Printf("\tMOVQ $pclntab(SB), AX\n")
+	fmt.Printf("\tMOVQ $runtime·pclntab(SB), AX\n")
 	fmt.Printf("\n\tRET\n")
 }
diff --git a/src/cmd/link/testdata/pclntab.6 b/src/cmd/link/testdata/pclntab.6
index 596daa9b57..9e7f9afdb0 100644
--- a/src/cmd/link/testdata/pclntab.6
+++ b/src/cmd/link/testdata/pclntab.6
diff --git a/src/cmd/link/testdata/pclntab.s b/src/cmd/link/testdata/pclntab.s
index 22c4ee0dec..12dac70b0c 100644
--- a/src/cmd/link/testdata/pclntab.s
+++ b/src/cmd/link/testdata/pclntab.s
@@ -1746,6 +1746,6 @@ TEXT start(SB),7,$0
 	CALL func0(SB)
 	CALL func1(SB)
 	CALL func2(SB)
-	MOVQ $pclntab(SB), AX
+	MOVQ $runtime·pclntab(SB), AX
 
 	RET
diff --git a/src/cmd/objdump/main.go b/src/cmd/objdump/main.go
index 9922dcc023..42f015be70 100644
--- a/src/cmd/objdump/main.go
+++ b/src/cmd/objdump/main.go
@@ -101,7 +101,7 @@ func main() {
 	keep := syms[:0]
 	for _, sym := range syms {
 		switch sym.Name {
-		case "text", "_text", "etext", "_etext":
+		case "runtime.text", "text", "_text", "runtime.etext", "etext", "_etext":
 			// drop
 		default:
 			keep = append(keep, sym)
@@ -118,7 +118,7 @@ func main() {
 		i := sort.Search(len(syms), func(i int) bool { return syms[i].Addr > addr })
 		if i > 0 {
 			s := syms[i-1]
-			if s.Addr <= addr && addr < s.Addr+uint64(s.Size) && s.Name != "etext" && s.Name != "_etext" {
+			if s.Addr <= addr && addr < s.Addr+uint64(s.Size) && s.Name != "runtime.etext" && s.Name != "etext" && s.Name != "_etext" {
 				return s.Name, s.Addr
 			}
 		}