[PATCH] D64537: [WebAssembly] Implement thread-local storage (local-exec model)

Heejin Ahn via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Fri Jul 12 18:55:01 PDT 2019


aheejin added inline comments.


================
Comment at: lld/test/wasm/data-segments.ll:7
 ; RUN: wasm-ld -no-gc-sections --no-entry --shared-memory --max-memory=131072 %t.atomics.o -o %t.atomics.wasm
-; RUN: obj2yaml %t.atomics.wasm | FileCheck %s --check-prefix ACTIVE
+; RUN: obj2yaml %t.atomics.wasm | FileCheck %s --check-prefixes ACTIVE,ACTIVE-TLS
 
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quantum wrote:
> aheejin wrote:
> > What is the difference between `ACTIVE` and `ACTIVE-TLS`? It looks we don't have different build processes for them. And as what @sbc100 said, can we exclude TLS from build?
> `ACTIVE-TLS` is for builds with TLS enabled. Currently, we use `--shared-memory` to determine that, per @tlively's recommendation. The rationale is that we don't want even more flags that need to be passed in a proper threaded build.
Then if we don't enable `--shared-memory`, we don't generate those globals? Do we have a test for that?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D64537/new/

https://reviews.llvm.org/D64537





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