[llvm] r345880 - [WebAssembly] Fixup `main` signature by default

Sam Clegg via llvm-commits llvm-commits at lists.llvm.org
Thu Nov 1 12:38:45 PDT 2018


Author: sbc
Date: Thu Nov  1 12:38:44 2018
New Revision: 345880

URL: http://llvm.org/viewvc/llvm-project?rev=345880&view=rev
Log:
[WebAssembly] Fixup `main` signature by default

Differential Revision: https://reviews.llvm.org/D53396

Modified:
    llvm/trunk/lib/Target/WebAssembly/WebAssemblyFixFunctionBitcasts.cpp
    llvm/trunk/test/CodeGen/WebAssembly/call.ll
    llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts-varargs.ll
    llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts.ll
    llvm/trunk/test/CodeGen/WebAssembly/main-declaration.ll
    llvm/trunk/test/CodeGen/WebAssembly/main-no-args.ll
    llvm/trunk/test/CodeGen/WebAssembly/main-with-args.ll

Modified: llvm/trunk/lib/Target/WebAssembly/WebAssemblyFixFunctionBitcasts.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/WebAssembly/WebAssemblyFixFunctionBitcasts.cpp?rev=345880&r1=345879&r2=345880&view=diff
==============================================================================
--- llvm/trunk/lib/Target/WebAssembly/WebAssemblyFixFunctionBitcasts.cpp (original)
+++ llvm/trunk/lib/Target/WebAssembly/WebAssemblyFixFunctionBitcasts.cpp Thu Nov  1 12:38:44 2018
@@ -36,11 +36,6 @@ using namespace llvm;
 
 #define DEBUG_TYPE "wasm-fix-function-bitcasts"
 
-static cl::opt<bool>
-    TemporaryWorkarounds("wasm-temporary-workarounds",
-                         cl::desc("Apply certain temporary workarounds"),
-                         cl::init(true), cl::Hidden);
-
 namespace {
 class FixFunctionBitcasts final : public ModulePass {
   StringRef getPassName() const override {
@@ -241,7 +236,7 @@ bool FixFunctionBitcasts::runOnModule(Mo
     // "int main(int argc, char *argv[])", create an artificial call with it
     // bitcasted to that type so that we generate a wrapper for it, so that
     // the C runtime can call it.
-    if (!TemporaryWorkarounds && !F.isDeclaration() && F.getName() == "main") {
+    if (!F.isDeclaration() && F.getName() == "main") {
       Main = &F;
       LLVMContext &C = M.getContext();
       Type *MainArgTys[] = {Type::getInt32Ty(C),

Modified: llvm/trunk/test/CodeGen/WebAssembly/call.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/call.ll?rev=345880&r1=345879&r2=345880&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/call.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/call.ll Thu Nov  1 12:38:44 2018
@@ -1,5 +1,5 @@
-; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers -wasm-temporary-workarounds=false -mattr=+sign-ext,+simd128 | FileCheck %s
-; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers -fast-isel -fast-isel-abort=1 -wasm-temporary-workarounds=false -mattr=+sign-ext,+simd128 | FileCheck %s
+; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers -mattr=+sign-ext,+simd128 | FileCheck %s
+; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers -fast-isel -fast-isel-abort=1 -mattr=+sign-ext,+simd128 | FileCheck %s
 
 ; Test that basic call operations assemble as expected.
 

Modified: llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts-varargs.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts-varargs.ll?rev=345880&r1=345879&r2=345880&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts-varargs.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts-varargs.ll Thu Nov  1 12:38:44 2018
@@ -1,4 +1,4 @@
-; RUN: llc < %s -asm-verbose=false -wasm-temporary-workarounds=false -wasm-keep-registers | FileCheck %s
+; RUN: llc < %s -asm-verbose=false -wasm-keep-registers | FileCheck %s
 
 ; Test that function pointer casts casting away varargs are replaced with
 ; wrappers.

Modified: llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts.ll?rev=345880&r1=345879&r2=345880&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts.ll Thu Nov  1 12:38:44 2018
@@ -1,4 +1,4 @@
-; RUN: llc < %s -asm-verbose=false -wasm-disable-explicit-locals -wasm-keep-registers -enable-emscripten-cxx-exceptions -wasm-temporary-workarounds=false | FileCheck %s
+; RUN: llc < %s -asm-verbose=false -wasm-disable-explicit-locals -wasm-keep-registers -enable-emscripten-cxx-exceptions | FileCheck %s
 
 ; Test that function pointer casts are replaced with wrappers.
 

Modified: llvm/trunk/test/CodeGen/WebAssembly/main-declaration.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/main-declaration.ll?rev=345880&r1=345879&r2=345880&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/main-declaration.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/main-declaration.ll Thu Nov  1 12:38:44 2018
@@ -1,4 +1,4 @@
-; RUN: llc < %s -asm-verbose=false -wasm-temporary-workarounds=false | FileCheck %s
+; RUN: llc < %s -asm-verbose=false | FileCheck %s
 
 ; Test main functions with alternate signatures.
 

Modified: llvm/trunk/test/CodeGen/WebAssembly/main-no-args.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/main-no-args.ll?rev=345880&r1=345879&r2=345880&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/main-no-args.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/main-no-args.ll Thu Nov  1 12:38:44 2018
@@ -1,4 +1,4 @@
-; RUN: llc < %s -asm-verbose=false -wasm-temporary-workarounds=false | FileCheck %s
+; RUN: llc < %s -asm-verbose=false | FileCheck %s
 
 ; Test main functions with alternate signatures.
 

Modified: llvm/trunk/test/CodeGen/WebAssembly/main-with-args.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/main-with-args.ll?rev=345880&r1=345879&r2=345880&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/main-with-args.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/main-with-args.ll Thu Nov  1 12:38:44 2018
@@ -1,4 +1,4 @@
-; RUN: llc < %s -asm-verbose=false -wasm-temporary-workarounds=false | FileCheck %s
+; RUN: llc < %s -asm-verbose=false | FileCheck %s
 
 ; Test that main function with expected signature is not wrapped
 




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