[PATCH] D61973: [AArch64] Support .reloc *, R_AARCH64_NONE, *

[Fangrui Song via Phabricator via llvm-commits]

MaskRay added a comment.

In D61973#1504185 <https://reviews.llvm.org/D61973#1504185>, @rprichard wrote:

> The commit message only mentions AArch64, but the commit appears to also add support for R_ARM_NONE. I tried using R_ARM_NONE, though, and was unsuccessful:
>
>   $ clang -target arm-linux-gnu test.s -c -mfloat-abi=soft
>   test.s:1:3: error: unsupported relocation on symbol
>     .reloc 0, R_ARM_NONE, .text
>     ^
>   
>
> I was able to use R_ARM_NONE with -fno-integrated-as, but then lld couldn't link the object file into a relobj with -Wl,-r:
>
>   $ clang -target armv7a-linux-gnueabi test.o -mfloat-abi=soft -o foo -Wl,-r -fuse-ld=lld -nostdlib
>   ld.lld: warning: lld uses blx instruction, no object with architecture supporting feature detected
>   ld.lld: error: test.o:(.rel.text+0x0): unrecognized reloc 0


Sorry, lib/Target/ARM changed were unintended. I am indeed studying how to support R_ARM_NONE :)


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