runtime: remove all badcallback() functions

R=iant
CC=golang-dev
https://golang.org/cl/9738046

src/pkg/runtime/os_darwin.c

@@ -523,17 +523,6 @@ runtime·setprof(bool on)
 		runtime·sigprocmask(SIG_BLOCK, &sigset_prof, nil);
 }
 
-#pragma dataflag 16 // no pointers
-static int8 badcallback[] = "runtime: cgo callback on thread not created by Go.\n";
-
-// This runs on a foreign stack, without an m or a g.  No stack split.
-#pragma textflag 7
-void
-runtime·badcallback(void)
-{
-	runtime·write(2, badcallback, sizeof badcallback - 1);
-}
-
 #pragma dataflag 16 // no pointers
 static int8 badsignal[] = "runtime: signal received on thread not created by Go: ";
 

src/pkg/runtime/os_freebsd.c

@@ -235,17 +235,6 @@ runtime·setprof(bool on)
 	USED(on);
 }
 
-#pragma dataflag 16 // no pointers
-static int8 badcallback[] = "runtime: cgo callback on thread not created by Go.\n";
-
-// This runs on a foreign stack, without an m or a g.  No stack split.
-#pragma textflag 7
-void
-runtime·badcallback(void)
-{
-	runtime·write(2, badcallback, sizeof badcallback - 1);
-}
-
 #pragma dataflag 16 // no pointers
 static int8 badsignal[] = "runtime: signal received on thread not created by Go: ";
 

src/pkg/runtime/os_linux.c

@@ -284,17 +284,6 @@ runtime·setprof(bool on)
 	USED(on);
 }
 
-#pragma dataflag 16 // no pointers
-static int8 badcallback[] = "runtime: cgo callback on thread not created by Go.\n";
-
-// This runs on a foreign stack, without an m or a g.  No stack split.
-#pragma textflag 7
-void
-runtime·badcallback(void)
-{
-	runtime·write(2, badcallback, sizeof badcallback - 1);
-}
-
 #pragma dataflag 16  // no pointers
 static int8 badsignal[] = "runtime: signal received on thread not created by Go: ";
 

src/pkg/runtime/os_netbsd.c

@@ -275,17 +275,6 @@ runtime·setprof(bool on)
 	USED(on);
 }
 
-#pragma dataflag 16 // no pointers
-static int8 badcallback[] = "runtime: cgo callback on thread not created by Go.\n";
-
-// This runs on a foreign stack, without an m or a g.  No stack split.
-#pragma textflag 7
-void
-runtime·badcallback(void)
-{
-	runtime·write(2, badcallback, sizeof badcallback - 1);
-}
-
 #pragma dataflag 16 // no pointers
 static int8 badsignal[] = "runtime: signal received on thread not created by Go: ";
 

src/pkg/runtime/os_openbsd.c

@@ -257,17 +257,6 @@ runtime·setprof(bool on)
 	USED(on);
 }
 
-#pragma dataflag 16 // no pointers
-static int8 badcallback[] = "runtime: cgo callback on thread not created by Go.\n";
-
-// This runs on a foreign stack, without an m or a g.  No stack split.
-#pragma textflag 7
-void
-runtime·badcallback(void)
-{
-	runtime·write(2, badcallback, sizeof badcallback - 1);
-}
-
 #pragma dataflag 16 // no pointers
 static int8 badsignal[] = "runtime: signal received on thread not created by Go: ";
 

src/pkg/runtime/os_plan9.c

@@ -330,17 +330,6 @@ runtime·setprof(bool on)
 	USED(on);
 }
 
-#pragma dataflag 16 // no pointers
-static int8 badcallback[] = "runtime: cgo callback on thread not created by Go.\n";
-
-// This runs on a foreign stack, without an m or a g.  No stack split.
-#pragma textflag 7
-void
-runtime·badcallback(void)
-{
-	runtime·pwrite(2, badcallback, sizeof badcallback - 1, -1LL);
-}
-
 #pragma dataflag 16 // no pointers
 static int8 badsignal[] = "runtime: signal received on thread not created by Go.\n";
 

src/pkg/runtime/os_windows.c

@@ -450,10 +450,6 @@ runtime·setprof(bool on)
 	USED(on);
 }
 
-#pragma dataflag 16 // no pointers
-int8 runtime·badcallbackmsg[] = "runtime: cgo callback on thread not created by Go.\n";
-int32 runtime·badcallbacklen = sizeof runtime·badcallbackmsg - 1;
-
 #pragma dataflag 16 // no pointers
 int8 runtime·badsignalmsg[] = "runtime: signal received on thread not created by Go.\n";
 int32 runtime·badsignallen = sizeof runtime·badsignalmsg - 1;

src/pkg/runtime/sys_windows_386.s

@@ -38,26 +38,6 @@ TEXT runtime·asmstdcall(SB),7,$0
 
 	RET
 
-TEXT	runtime·badcallback(SB),7,$24
-	// stderr
-	MOVL	$-12, 0(SP)
-	MOVL	SP, BP
-	CALL	*runtime·GetStdHandle(SB)
-	MOVL	BP, SP
-
-	MOVL	AX, 0(SP)	// handle
-	MOVL	$runtime·badcallbackmsg(SB), DX // pointer
-	MOVL	DX, 4(SP)
-	MOVL	runtime·badcallbacklen(SB), DX // count
-	MOVL	DX, 8(SP)
-	LEAL	20(SP), DX  // written count
-	MOVL	$0, 0(DX)
-	MOVL	DX, 12(SP)
-	MOVL	$0, 16(SP) // overlapped
-	CALL	*runtime·WriteFile(SB)
-	MOVL	BP, SI
-	RET
-
 TEXT	runtime·badsignal(SB),7,$24
 	// stderr
 	MOVL	$-12, 0(SP)

src/pkg/runtime/sys_windows_amd64.s

@@ -60,33 +60,6 @@ loadregs:
 
 	RET
 
-// This should be called on a system stack,
-// so we don't need to concern about split stack.
-TEXT runtime·badcallback(SB),7,$0
-	SUBQ	$48, SP
-
-	// stderr
-	MOVQ	$-12, CX // stderr
-	MOVQ	CX, 0(SP)
-	MOVQ	runtime·GetStdHandle(SB), AX
-	CALL	AX
-
-	MOVQ	AX, CX	// handle
-	MOVQ	CX, 0(SP)
-	MOVQ	$runtime·badcallbackmsg(SB), DX // pointer
-	MOVQ	DX, 8(SP)
-	MOVL	$runtime·badcallbacklen(SB), R8 // count
-	MOVQ	R8, 16(SP)
-	LEAQ	40(SP), R9  // written count
-	MOVQ	$0, 0(R9)
-	MOVQ	R9, 24(SP)
-	MOVQ	$0, 32(SP)	// overlapped
-	MOVQ	runtime·WriteFile(SB), AX
-	CALL	AX
-	
-	ADDQ	$48, SP
-	RET
-
 TEXT runtime·badsignal(SB),7,$48
 	// stderr
 	MOVQ	$-12, CX // stderr