netdev - Re: [PATCH v4 binutils] Add BPF support to binutils...

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Date:   Fri, 05 May 2017 14:53:21 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     ast@...com
Cc:     daniel@...earbox.net, netdev@...r.kernel.org,
        xdp-newbies@...r.kernel.org, yhs@...com
Subject: Re: [PATCH v4 binutils] Add BPF support to binutils...

From: Alexei Starovoitov <ast@...com>
Date: Fri, 5 May 2017 11:24:19 -0700

> Yonghong fixed llvm bug with big-endian dwarf [1]
> and binutils worked out of the box :)
> 
> $ ./bin/clang -O2 -target bpfeb -c -g test.c
> $ /w/binutils-gdb/bld/binutils/objdump -S test.o
> 
> test.o:     file format elf64-bpfbe
> 
> Disassembly of section .text:
> 0000000000000000 <bpf_prog1>:
> int bpf_prog1(void *ign)
> {
>   volatile unsigned long t = 0x8983984739ull;
 ...
> [1]
> https://reviews.llvm.org/rL302265

Great, that's good to know!