3 files changed, 12 insertions, 56 deletions

diff --git a/src/cmd/dist/build.c b/src/cmd/dist/build.c
index bfb3d15b8..5feb77612 100644
--- a/src/cmd/dist/build.c
+++ b/src/cmd/dist/build.c
@@ -48,8 +48,8 @@ static char *okgoarch[] = {
 	"amd64",
 	"amd64p32",
 	"386",
-	"power64",
-	"power64le",
+	"ppc64",
+	"ppc64le",
 };
 
 // The known operating systems.
@@ -588,9 +588,6 @@ static struct {
 	}},
 	{"runtime", {
 		"zaexperiment.h",
-		"zsys_$GOOS_$GOARCH.s",
-		"zgoarch_$GOARCH.go",
-		"zgoos_$GOOS.go",
 		"zversion.go",
 	}},
 };
@@ -614,7 +611,6 @@ static struct {
 	{"anames8.c", mkanames},
 	{"anames9.c", mkanames},
 	{"zdefaultcc.go", mkzdefaultcc},
-	{"zsys_", mkzsys},
 	{"zversion.go", mkzversion},
 	{"zaexperiment.h", mkzexperiment},
 
@@ -1391,6 +1387,11 @@ static char *cleantab[] = {
 	"unicode/utf8",
 };
 
+static char *runtimegen[] = {
+	"zaexperiment.h",
+	"zversion.go",
+};
+
 static void
 clean(void)
 {
@@ -1417,15 +1418,11 @@ clean(void)
 			xremove(bpathf(&b, "%s/%s", bstr(&path), cleantab[i]+4));
 	}
 
-	// remove src/runtime/z* unconditionally,
+	// remove src/runtime/zaexperiment.h and 
 	// except leave zgoos and zgoarch, now maintained with go generate.
-	vreset(&dir);
 	bpathf(&path, "%s/src/runtime", goroot);
-	xreaddir(&dir, bstr(&path));
-	for(j=0; j<dir.len; j++) {
-		if(hasprefix(dir.p[j], "z") && !hasprefix(dir.p[j], "zg"))
-			xremove(bpathf(&b, "%s/%s", bstr(&path), dir.p[j]));
-	}
+	for(j=0; j<nelem(runtimegen); j++)
+		xremove(bpathf(&b, "%s/%s", bstr(&path), runtimegen[j]));
 
 	if(rebuildall) {
 		// Remove object tree.
diff --git a/src/cmd/dist/buildruntime.c b/src/cmd/dist/buildruntime.c
index 38e99e116..add689768 100644
--- a/src/cmd/dist/buildruntime.c
+++ b/src/cmd/dist/buildruntime.c
@@ -66,44 +66,3 @@ mkzexperiment(char *dir, char *file)
 	bfree(&out);
 	bfree(&exp);
 }
-
-#define MAXWINCB 2000 /* maximum number of windows callbacks allowed */
-
-// mkzsys writes zsys_$GOOS_$GOARCH.s,
-// which contains arch or os specific asm code.
-// 
-void
-mkzsys(char *dir, char *file)
-{
-	int i;
-	Buf out;
-
-	USED(dir);
-	
-	binit(&out);
-	
-	bwritestr(&out, "// auto generated by go tool dist\n\n");
-	if(streq(goos, "linux")) {
-		bwritestr(&out, "// +build !android\n\n");
-	}
-	
-	if(streq(goos, "windows")) {
-		bwritef(&out,
-			"// runtime·callbackasm is called by external code to\n"
-			"// execute Go implemented callback function. It is not\n"
-			"// called from the start, instead runtime·compilecallback\n"
-			"// always returns address into runtime·callbackasm offset\n"
-			"// appropriately so different callbacks start with different\n"
-			"// CALL instruction in runtime·callbackasm. This determines\n"
-			"// which Go callback function is executed later on.\n"
-			"TEXT runtime·callbackasm(SB),7,$0\n");
-		for(i=0; i<MAXWINCB; i++) {
-			bwritef(&out, "\tCALL\truntime·callbackasm1(SB)\n");
-		}
-		bwritef(&out, "\tRET\n");
-	}
-
-	writefile(&out, file, 0);
-	
-	bfree(&out);
-}
diff --git a/src/cmd/dist/unix.c b/src/cmd/dist/unix.c
index 893ed5cdd..0fd17c150 100644
--- a/src/cmd/dist/unix.c
+++ b/src/cmd/dist/unix.c
@@ -709,9 +709,9 @@ main(int argc, char **argv)
 		else if(contains(u.machine, "arm"))
 			gohostarch = "arm";
 		else if(contains(u.machine, "ppc64le"))
-			gohostarch = "power64le";
+			gohostarch = "ppc64le";
 		else if(contains(u.machine, "ppc64"))
-			gohostarch = "power64";
+			gohostarch = "ppc64";
 		else
 			fatal("unknown architecture: %s", u.machine);
 	}