From 7fa27ce4a07f19b07799a767fc29416f3b625afb Mon Sep 17 00:00:00 2001 From: Dimitry Andric Date: Wed, 26 Jul 2023 21:03:47 +0200 Subject: Vendor import of llvm-project main llvmorg-17-init-19304-gd0b54bb50e51, the last commit before the upstream release/17.x branch was created. --- .../lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) (limited to 'llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp') diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp index 630c786a3dc7..6ef219f216a3 100644 --- a/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp +++ b/llvm/lib/Target/WebAssembly/WebAssemblyTargetMachine.cpp @@ -16,6 +16,7 @@ #include "TargetInfo/WebAssemblyTargetInfo.h" #include "Utils/WebAssemblyUtilities.h" #include "WebAssembly.h" +#include "WebAssemblyISelLowering.h" #include "WebAssemblyMachineFunctionInfo.h" #include "WebAssemblyTargetObjectFile.h" #include "WebAssemblyTargetTransformInfo.h" @@ -98,13 +99,6 @@ static Reloc::Model getEffectiveRelocModel(std::optional RM, return Reloc::Static; } - if (!TT.isOSEmscripten()) { - // Relocation modes other than static are currently implemented in a way - // that only works for Emscripten, so disable them if we aren't targeting - // Emscripten. - return Reloc::Static; - } - return *RM; } @@ -464,6 +458,15 @@ void WebAssemblyPassConfig::addIRPasses() { } void WebAssemblyPassConfig::addISelPrepare() { + WebAssemblyTargetMachine *WasmTM = + static_cast(TM); + const WebAssemblySubtarget *Subtarget = + WasmTM->getSubtargetImpl(std::string(WasmTM->getTargetCPU()), + std::string(WasmTM->getTargetFeatureString())); + if (Subtarget->hasReferenceTypes()) { + // We need to remove allocas for reference types + addPass(createPromoteMemoryToRegisterPass(true)); + } // Lower atomics and TLS if necessary addPass(new CoalesceFeaturesAndStripAtomics(&getWebAssemblyTargetMachine())); -- cgit v1.2.3