runtime: fix arm build (B not JMP)

TBR=dvyukov
CC=golang-codereviews
https://golang.org/cl/71060046

diff --git a/src/pkg/runtime/asm_arm.s b/src/pkg/runtime/asm_arm.s
index aa171d7be909b2763a48bd0efbf26336a7ba161e..3aed51f490333a7da89fccc147580e635f9be800 100644 (file)
--- a/src/pkg/runtime/asm_arm.s
+++ b/src/pkg/runtime/asm_arm.s
@@ -215,7 +215,7 @@ TEXT runtime·morestack(SB),NOSPLIT,$-4-0
 
 TEXT runtime·morestack_noctxt(SB),NOSPLIT,$-4-0
        MOVW    $0, R7
-       JMP runtime·morestack(SB)
+       B runtime·morestack(SB)
 
 // Called from panic.  Mimics morestack,
 // reuses stack growth code to create a frame