Hello!
Thanks for your interpretation. So is there any workaround?
On Tuesday, September 10, 2019 at 10:55:00 AM UTC+8, Ian Lance Taylor wrote:
>
> On Mon, Sep 9, 2019 at 8:09 AM Zhang Chao <zcha...@gmail.com <javascript:>>
> wrote:
> >
> > I'm trying to write a tiny go program with a SayHello function written
> by assembly.
> > When I build it, the go build command giving me an error message:
> >
> > # bar
> > main.asmSayHello: relocation target runtime.printstring not defined for
> ABI0 (but is defined for ABIInternal)
> >
> > Here are the codes.
> >
> > main.go:
> >
> > package main
> >
> > func main() { asmSayHello() }
> >
> > func asmSayHello()
> >
> > and main_amd64.s:
> >
> > #include "textflag.h"
> > #include "funcdata.h"
> >
> > // "Hello, World\n"
> > DATA text<>+0(SB)/8,$"Hello Wo"
> > DATA text<>+8(SB)/8,$"rld!\n"
> > GLOBL text<>(SB),NOPTR,$16
> >
> > // func asmSayHello()
> > TEXT ·asmSayHello(SB), $16-0
> > NO_LOCAL_POINTERS
> > MOVQ $text<>+0(SB), AX
> > MOVQ AX, (SP)
> > MOVQ $16, 8(SP)
> > CALL runtime·printstring(SB)
> > RET
> >
> > The go facility version information:
> >
> > # go version
> > go version go1.12.5 linux/amd64
> >
> > Anyone who can help me to solve this weird problem (at least for me :)
> )?
>
> You are trying to reach into the runtime package to run an internal
> function. That isn't permitted. It's never been permitted, although
> it used to work. Now it doesn't work.
>
> For more information see
>
> https://github.com/golang/proposal/blob/master/design/27539-internal-abi.md#compatibility
>
> .
>
> Ian
>
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