[PATCH] D131217: [WIP][clang][WebAssembly] Pass `-Wl, -no-type-check` through to the MC layer

[Sam Clegg via Phabricator via cfe-commits]

sbc100 updated this revision to Diff 450196.
sbc100 added a comment.

- remove debugging


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D131217/new/

https://reviews.llvm.org/D131217

Files:
  clang/include/clang/Basic/CodeGenOptions.def
  clang/include/clang/Driver/Options.td
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/tools/driver/cc1as_main.cpp


Index: clang/tools/driver/cc1as_main.cpp
===================================================================
--- clang/tools/driver/cc1as_main.cpp
+++ clang/tools/driver/cc1as_main.cpp
@@ -134,6 +134,7 @@
   unsigned NoExecStack : 1;
   unsigned FatalWarnings : 1;
   unsigned NoWarn : 1;
+  unsigned NoTypeCheck : 1;
   unsigned IncrementalLinkerCompatible : 1;
   unsigned EmbedBitcode : 1;
 
@@ -166,6 +167,7 @@
     NoExecStack = 0;
     FatalWarnings = 0;
     NoWarn = 0;
+    NoTypeCheck = 0;
     IncrementalLinkerCompatible = 0;
     Dwarf64 = 0;
     DwarfVersion = 0;
@@ -304,6 +306,7 @@
   Opts.NoExecStack = Args.hasArg(OPT_mno_exec_stack);
   Opts.FatalWarnings = Args.hasArg(OPT_massembler_fatal_warnings);
   Opts.NoWarn = Args.hasArg(OPT_massembler_no_warn);
+  Opts.NoTypeCheck = Args.hasArg(OPT_mno_type_check);
   Opts.RelocationModel =
       std::string(Args.getLastArgValue(OPT_mrelocation_model, "pic"));
   Opts.TargetABI = std::string(Args.getLastArgValue(OPT_target_abi));
@@ -468,6 +471,7 @@
 
   MCOptions.MCNoWarn = Opts.NoWarn;
   MCOptions.MCFatalWarnings = Opts.FatalWarnings;
+  MCOptions.MCNoTypeCheck = Opts.NoTypeCheck;
   MCOptions.ABIName = Opts.TargetABI;
 
   // FIXME: There is a bit of code duplication with addPassesToEmitFile.
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -2584,6 +2584,13 @@
       switch (C.getDefaultToolChain().getArch()) {
       default:
         break;
+      case llvm::Triple::wasm32:
+      case llvm::Triple::wasm64:
+        if (Value == "-no-type-check") {
+          CmdArgs.push_back("-mno-type-check");
+          continue;
+        }
+        break;
       case llvm::Triple::thumb:
       case llvm::Triple::thumbeb:
       case llvm::Triple::arm:
Index: clang/include/clang/Driver/Options.td
===================================================================
--- clang/include/clang/Driver/Options.td
+++ clang/include/clang/Driver/Options.td
@@ -5281,6 +5281,9 @@
   NormalizedValuesScope<"llvm::Reloc">,
   NormalizedValues<["Static", "PIC_", "ROPI", "RWPI", "ROPI_RWPI", "DynamicNoPIC"]>,
   MarshallingInfoEnum<CodeGenOpts<"RelocationModel">, "PIC_">;
+def mno_type_check : Flag<["-"], "mno-type-check">,
+  HelpText<"Don't perform type checking of the assembly code (wasm only)">,
+  MarshallingInfoFlag<CodeGenOpts<"NoTypeCheck">>;
 def fno_math_builtin : Flag<["-"], "fno-math-builtin">,
   HelpText<"Disable implicit builtin knowledge of math functions">,
   MarshallingInfoFlag<LangOpts<"NoMathBuiltin">>;
Index: clang/include/clang/Basic/CodeGenOptions.def
===================================================================
--- clang/include/clang/Basic/CodeGenOptions.def
+++ clang/include/clang/Basic/CodeGenOptions.def
@@ -181,6 +181,7 @@
 CODEGENOPT(FatalWarnings     , 1, 0) ///< Set when -Wa,--fatal-warnings is
                                      ///< enabled.
 CODEGENOPT(NoWarn            , 1, 0) ///< Set when -Wa,--no-warn is enabled.
+CODEGENOPT(NoTypeCheck       , 1, 0) ///< Set when -Wa,--no-type-check is enabled.
 CODEGENOPT(MisExpect         , 1, 0) ///< Set when -Wmisexpect is enabled
 CODEGENOPT(EnableSegmentedStacks , 1, 0) ///< Set when -fsplit-stack is enabled.
 CODEGENOPT(NoInlineLineTables, 1, 0) ///< Whether debug info should contain


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