@@ -2132,6 +2133,117 @@ LogicalResult cir::ComplexImagPtrOp::verify() {
return success();
}
+//===--===//
+// Bit manipulation operations
+//===---
@@ -2132,6 +2133,117 @@ LogicalResult cir::ComplexImagPtrOp::verify() {
return success();
}
+//===--===//
+// Bit manipulation operations
+//===---
https://github.com/Lancern edited
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https://github.com/Lancern created
https://github.com/llvm/llvm-project/pull/150760
This patch adds the `#cir.poison` attribute which represents a poison value.
This patch also updates various operation folders to let them propagate poison
values from their inputs to their outputs.
>From 4a39
https://github.com/Lancern created
https://github.com/llvm/llvm-project/pull/150997
This patch adds the `cir.ffs` operation which corresponds to the
`__builtin_ffs` family of builtin functions.
>From e16b3fe7d156252502ace0b6de74d055b3d5312d Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Tue, 29
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/150760
>From ea9b3e72f0d375ba1ded9b4342cf9e88703ceacf Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Sat, 26 Jul 2025 21:07:36 +0800
Subject: [PATCH] [CIR] Add poison attribute
This patch adds the `#cir.poison` attribu
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>From 169c89a95a5714584a91473c76bf1b9859311bf1 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Wed, 23 Jul 2025 23:04:09 +0800
Subject: [PATCH] [CIR] Add folders for bit manipulation operations
---
clang/include
@@ -2132,6 +2133,117 @@ LogicalResult cir::ComplexImagPtrOp::verify() {
return success();
}
+//===--===//
+// Bit manipulation operations
+//===---
https://github.com/Lancern updated
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>From b22e90b2b7279081ccc07c32441d2761deb5ed2b Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Wed, 23 Jul 2025 23:04:09 +0800
Subject: [PATCH] [CIR] Add folders for bit manipulation operations
---
clang/include
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/150235
>From b22e90b2b7279081ccc07c32441d2761deb5ed2b Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Wed, 23 Jul 2025 23:04:09 +0800
Subject: [PATCH] [CIR] Add folders for bit manipulation operations
---
clang/include
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/150235
>From b22e90b2b7279081ccc07c32441d2761deb5ed2b Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Wed, 23 Jul 2025 23:04:09 +0800
Subject: [PATCH] [CIR] Add folders for bit manipulation operations
---
clang/include
@@ -2272,6 +2272,23 @@ def CIR_ArrayCtor : CIR_ArrayInitDestroy<"array.ctor"> {
}];
}
+def CIR_ArrayDtor : CIR_ArrayInitDestroy<"array.dtor"> {
+ let summary = "Destroy array elements with C++ dtors";
+ let description = [{
+Destroy each array element using the same C+
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@@ -1296,6 +1298,44 @@ RValue CIRGenFunction::emitCall(clang::QualType calleeTy,
const CIRGenFunctionInfo &funcInfo =
cgm.getTypes().arrangeFreeFunctionCall(args, fnType);
+ // C99 6.5.2.2p6:
+ // If the expression that denotes the called function has a type that d
@@ -1805,7 +1887,9 @@ CIRGenModule::createCIRFunction(mlir::Location loc,
StringRef name,
func = builder.create(loc, name, funcType);
assert(!cir::MissingFeatures::opFuncAstDeclAttr());
-assert(!cir::MissingFeatures::opFuncNoProto());
+
+if (funcDecl && !funcD
@@ -1729,6 +1783,34 @@ cir::FuncOp CIRGenModule::getOrCreateCIRFunction(
invalidLoc ? theModule->getLoc() : getLoc(funcDecl->getSourceRange()),
mangledName, mlir::cast(funcType), funcDecl);
+ // If we already created a function with the same mangled name (but diff
https://github.com/Lancern approved this pull request.
https://github.com/llvm/llvm-project/pull/150553
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>From 8f1deb8f71b2fec45c706ae4a6b21a87cab43bc9 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Thu, 31 Jul 2025 01:08:22 +0800
Subject: [PATCH] [CIR] Add CIRGen for cir.unreachable and cir.trap
---
clang/lib/CIR
@@ -269,6 +270,22 @@ RValue CIRGenFunction::emitBuiltinExpr(const GlobalDecl
&gd, unsigned builtinID,
case Builtin::BI__builtin_rotateright32:
case Builtin::BI__builtin_rotateright64:
return emitRotate(e, /*isRotateLeft=*/false);
+
+ case Builtin::BI__builtin_trap: {
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@@ -269,6 +270,22 @@ RValue CIRGenFunction::emitBuiltinExpr(const GlobalDecl
&gd, unsigned builtinID,
case Builtin::BI__builtin_rotateright32:
case Builtin::BI__builtin_rotateright64:
return emitRotate(e, /*isRotateLeft=*/false);
+
+ case Builtin::BI__builtin_trap: {
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@@ -1780,6 +1780,20 @@ LValue CIRGenFunction::emitLoadOfReferenceLValue(Address
refAddr,
pointeeBaseInfo);
}
+void CIRGenFunction::emitTrap(mlir::Location loc, bool createNewBlock) {
Lancern wrote:
I added a missing feature call for s
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/151363
>From 8f9ec79eaf53e993558e06dd088ea9924c9ca8a3 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Thu, 31 Jul 2025 01:08:22 +0800
Subject: [PATCH] [CIR] Add CIRGen for cir.unreachable and cir.trap
---
clang/lib/CIR
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/151363
>From 6e74f1908cd9643151ca72e5ab059a4c5d547816 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Thu, 31 Jul 2025 01:08:22 +0800
Subject: [PATCH] [CIR] Add CIRGen for cir.unreachable and cir.trap
---
clang/lib/CIR
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https://github.com/Lancern created
https://github.com/llvm/llvm-project/pull/152152
This patch upstreams CIRGen and LLVM lowering support for the
`__builtin_assume_aligned` builtin function.
>From 46e1300ba7f0c2168a2157facf51834ed6549d00 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Tue, 5 Au
https://github.com/Lancern created
https://github.com/llvm/llvm-project/pull/151363
This patch adds CIRGen support for `cir.unreachable` and `cir.trap`. It also
adds missing LLVM lowering code for `cir.unreachable`.
>From 22fd4328f0b5695de47e001f135a92416c38bfbf Mon Sep 17 00:00:00 2001
From:
@@ -460,6 +460,28 @@ mlir::LogicalResult
CIRToLLVMAssumeOpLowering::matchAndRewrite(
return mlir::success();
}
+mlir::LogicalResult CIRToLLVMAssumeAlignedOpLowering::matchAndRewrite(
+cir::AssumeAlignedOp op, OpAdaptor adaptor,
+mlir::ConversionPatternRewriter &rewr
@@ -1780,6 +1780,20 @@ LValue CIRGenFunction::emitLoadOfReferenceLValue(Address
refAddr,
pointeeBaseInfo);
}
+void CIRGenFunction::emitTrap(mlir::Location loc, bool createNewBlock) {
Lancern wrote:
I'd rather not do this change in thi
https://github.com/Lancern created
https://github.com/llvm/llvm-project/pull/139748
This PR adds support for indirect calls to the `cir.call` operation.
>From 786327894695a73ec80ec256892ca51e68fa5389 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Tue, 13 May 2025 23:02:08 +0800
Subject: [PATCH]
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/138873
Rate limit · GitHub
body {
background-color: #f6f8fa;
color: #24292e;
font-family: -apple-system,BlinkMacSystemFont,Segoe
UI,Helvetica,Arial,sans-s
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/139748
Rate limit · GitHub
body {
background-color: #f6f8fa;
color: #24292e;
font-family: -apple-system,BlinkMacSystemFont,Segoe
UI,Helvetica,Arial,sans-s
@@ -1500,6 +1507,14 @@ static void prepareTypeConverter(mlir::LLVMTypeConverter
&converter,
converter.addConversion([&](cir::BF16Type type) -> mlir::Type {
return mlir::BFloat16Type::get(type.getContext());
});
+ converter.addConversion([&](cir::FuncType type) -> mlir
@@ -1500,6 +1507,14 @@ static void prepareTypeConverter(mlir::LLVMTypeConverter
&converter,
converter.addConversion([&](cir::BF16Type type) -> mlir::Type {
return mlir::BFloat16Type::get(type.getContext());
});
+ converter.addConversion([&](cir::FuncType type) -> mlir
@@ -1837,16 +1835,24 @@ class CIR_CallOpBase
extra_traits = []>
// the upstreaming process moves on. The verifiers is also missing for now,
// will add in the future.
- dag commonArgs = (ins FlatSymbolRefAttr:$callee,
-Variadic:$args);
+ dag comm
@@ -1500,6 +1507,14 @@ static void prepareTypeConverter(mlir::LLVMTypeConverter
&converter,
converter.addConversion([&](cir::BF16Type type) -> mlir::Type {
return mlir::BFloat16Type::get(type.getContext());
});
+ converter.addConversion([&](cir::FuncType type) -> mlir
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>From eb08d386728d1d9876f68dc40b4042bace9e5d5c Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Thu, 15 May 2025 23:01:18 +0800
Subject: [PATCH] [CIR] Add support for indirect calls
---
.../CIR/Dialect/Builder/CI
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/139748
>From 614849751f24c47c6da53ebc1fb296b806223557 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Thu, 15 May 2025 23:01:18 +0800
Subject: [PATCH] [CIR] Add support for indirect calls
---
.../CIR/Dialect/Builder/CI
@@ -1861,13 +1867,23 @@ def CallOp : CIR_CallOpBase<"call",
[NoRegionArguments]> {
let arguments = commonArgs;
let builders = [OpBuilder<(ins "mlir::SymbolRefAttr":$callee,
- "mlir::Type":$resType,
- "mlir::V
@@ -539,15 +573,16 @@ mlir::ParseResult cir::CallOp::parse(mlir::OpAsmParser
&parser,
}
void cir::CallOp::print(mlir::OpAsmPrinter &p) {
- printCallCommon(*this, getCalleeAttr(), p);
+ mlir::Value indirectCallee = isIndirect() ? getIndirectCall() : nullptr;
+ printCallComm
@@ -464,15 +464,35 @@ OpFoldResult cir::CastOp::fold(FoldAdaptor adaptor) {
// CallOp
//===--===//
+mlir::OperandRange cir::CallOp::getArgOperands() {
+ if (isIndirect())
+return getArgs().drop_front(1);
@@ -1861,13 +1867,23 @@ def CallOp : CIR_CallOpBase<"call",
[NoRegionArguments]> {
let arguments = commonArgs;
let builders = [OpBuilder<(ins "mlir::SymbolRefAttr":$callee,
- "mlir::Type":$resType,
- "mlir::V
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@@ -937,8 +937,28 @@ CIRGenCallee CIRGenFunction::emitCallee(const clang::Expr
*e) {
return emitDirectCallee(cgm, funcDecl);
}
- cgm.errorNYI(e->getSourceRange(), "Unsupported callee kind");
- return {};
+ assert(!cir::MissingFeatures::opCallPseudoDtor());
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/139748
>From 71009b450a333d4537d9a84176707656c5bdcea1 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Thu, 15 May 2025 23:01:18 +0800
Subject: [PATCH] [CIR] Add support for indirect calls
---
.../CIR/Dialect/Builder/CI
@@ -72,16 +68,15 @@ class RequiredArgs {
class CIRGenFunctionInfo final
: public llvm::FoldingSetNode,
- private llvm::TrailingObjects {
- using ArgInfo = CIRGenFunctionInfoArgInfo;
-
+ private llvm::TrailingObjects {
Lancern wrote:
It would be
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https://github.com/Lancern approved this pull request.
LGTM with one nit
https://github.com/llvm/llvm-project/pull/140612
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https://github.com/llvm/llvm-project/pull/140290
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@@ -1148,6 +1146,35 @@ mlir::Value CIRGenFunction::emitAlloca(StringRef name,
mlir::Type ty,
return addr;
}
+// Note: this function also emit constructor calls to support a MSVC extensions
+// allowing explicit constructor function call.
+RValue CIRGenFunction::emitCXXMembe
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/141942
>From 862cb3bd98bc2ed6a6b01efe0f08ebfaf8ad63e0 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Thu, 29 May 2025 17:21:06 +0800
Subject: [PATCH] [CIR] Call to variadic functions
---
clang/include/clang/CIR/Missin
@@ -39,6 +39,26 @@ class RequiredArgs {
bool allowsOptionalArgs() const { return numRequired != ~0U; }
+ /// Compute the arguments required by the given formal prototype, given that
+ /// there may be some additional, non-formal arguments in play.
+ ///
+ /// If FD is n
@@ -409,6 +409,18 @@ void CIRGenFunction::emitCallArg(CallArgList &args, const
clang::Expr *e,
args.add(emitAnyExprToTemp(e), argType);
}
+QualType CIRGenFunction::getVarArgType(const Expr *arg) {
+ // System headers on Windows define NULL to 0 instead of 0LL on Win64. MSV
https://github.com/Lancern edited
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LGTM except 2 nits
https://github.com/llvm/llvm-project/pull/142981
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@@ -0,0 +1,78 @@
+// RUN: %clang_cc1 -std=c++11 -triple x86_64-unknown-linux-gnu
-Wno-unused-value -fclangir -emit-cir %s -o %t.cir
+// RUN: FileCheck --input-file=%t.cir %s -check-prefix=CIR
+// RUN: %clang_cc1 -std=c++11 -triple x86_64-unknown-linux-gnu
-Wno-unused-value -fcla
@@ -229,6 +231,19 @@ class CIRGenBuilderTy : public cir::CIRBaseBuilderTy {
cir::IntType getUInt32Ty() { return typeCache.UInt32Ty; }
cir::IntType getUInt64Ty() { return typeCache.UInt64Ty; }
+ cir::ConstantOp getConstInt(mlir::Location loc, llvm::APSInt intVal);
+
+ cir
@@ -21,6 +21,88 @@
using namespace clang;
using namespace clang::CIRGen;
+/// Checks whether the given constructor is a valid subject for the
+/// complete-to-base constructor delgation optimization, i.e. emitting the
+/// complete constructor as a simple call to the base cons
https://github.com/Lancern requested changes to this pull request.
https://github.com/llvm/llvm-project/pull/143639
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@@ -496,6 +496,47 @@ cir::FuncOp CIRGenFunction::generateCode(clang::GlobalDecl
gd, cir::FuncOp fn,
return fn;
}
+void CIRGenFunction::emitConstructorBody(FunctionArgList &args) {
+ assert(!cir::MissingFeatures::sanitizers());
+ const auto *ctor = cast(curGD.getDecl());
+
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>From df020dfa578d504521c1178dcc161a651eb0b0fa Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Mon, 9 Jun 2025 18:35:08 +0800
Subject: [PATCH] [CIR] Function calls with aggregate arguments and return
values
This
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/143377
>From fc98c3d1e0995d5519a4cb5313affd07f088ab44 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Mon, 9 Jun 2025 18:35:08 +0800
Subject: [PATCH] [CIR] Function calls with aggregate arguments and return
values
This
@@ -312,8 +329,47 @@ RValue CIRGenFunction::emitCall(const CIRGenFunctionInfo
&funcInfo,
assert(!cir::MissingFeatures::opCallBitcastArg());
cirCallArgs[argNo] = v;
} else {
- assert(!cir::MissingFeatures::opCallAggregateArgs());
- cgm.errorNYI("emitCa
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/143377
>From ea7297baf0d801f892065523749903a14aa59ee0 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Mon, 9 Jun 2025 18:35:08 +0800
Subject: [PATCH] [CIR] Function calls with aggregate arguments and return
values
This
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@@ -312,8 +329,47 @@ RValue CIRGenFunction::emitCall(const CIRGenFunctionInfo
&funcInfo,
assert(!cir::MissingFeatures::opCallBitcastArg());
cirCallArgs[argNo] = v;
} else {
- assert(!cir::MissingFeatures::opCallAggregateArgs());
- cgm.errorNYI("emitCa
@@ -312,8 +329,47 @@ RValue CIRGenFunction::emitCall(const CIRGenFunctionInfo
&funcInfo,
assert(!cir::MissingFeatures::opCallBitcastArg());
cirCallArgs[argNo] = v;
} else {
- assert(!cir::MissingFeatures::opCallAggregateArgs());
- cgm.errorNYI("emitCa
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/143377
>From 2999e0180e22724fc1a7247c9ed3520a8b2349dc Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Mon, 9 Jun 2025 18:35:08 +0800
Subject: [PATCH] [CIR] Function calls with aggregate arguments and return
values
This
https://github.com/Lancern created
https://github.com/llvm/llvm-project/pull/143377
This patch updates cir.call operation and allows function calls with aggregate
arguments and return values.
It seems that C++ class support is still at a minimum now. I try to make a call
to a C++ function wit
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>From 2296d60a753de77415ad4b95e35509bbf3bd437b Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Mon, 9 Jun 2025 18:35:08 +0800
Subject: [PATCH] [CIR] Function calls with aggregate arguments and return
values
This
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/75937
>From 8924617e16a035730c4c33f17c726dd5e5bb5f00 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Tue, 19 Dec 2023 22:24:23 +0800
Subject: [PATCH] [clangd][Sema] add noexcept to override functions during code
complet
Lancern wrote:
Ping. Does this PR still get a chance to be merged?
https://github.com/llvm/llvm-project/pull/75937
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@@ -21,6 +21,88 @@
using namespace clang;
using namespace clang::CIRGen;
+/// Checks whether the given constructor is a valid subject for the
+/// complete-to-base constructor delgation optimization, i.e. emitting the
+/// complete constructor as a simple call to the base cons
https://github.com/Lancern approved this pull request.
https://github.com/llvm/llvm-project/pull/143639
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https://github.com/Lancern converted_to_draft
https://github.com/llvm/llvm-project/pull/152923
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https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/152923
>From 2aca18e40471552400218f0bf6f50a02209509da Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Sun, 10 Aug 2025 23:53:29 +0800
Subject: [PATCH] [CIR] Add initial support for atomic types
This patch adds the initi
https://github.com/Lancern ready_for_review
https://github.com/llvm/llvm-project/pull/152923
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https://github.com/Lancern created
https://github.com/llvm/llvm-project/pull/153014
This patch adds CIRGen support for C++ pseudo destructor call expressions.
>From 8d567b71514b64222c67937e5fda907af87b7855 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Mon, 11 Aug 2025 22:29:39 +0800
Subject: [
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/152152
>From d517c140a3ec9ec64d3f35c286c7e2b8ce6f6594 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Wed, 6 Aug 2025 23:03:05 +0800
Subject: [PATCH] [CIR] Add support for __builtin_assume_aligned
---
clang/include/cla
@@ -129,6 +129,23 @@ RValue CIRGenFunction::emitBuiltinExpr(const GlobalDecl
&gd, unsigned builtinID,
return RValue::get(nullptr);
}
+ case Builtin::BI__builtin_assume_aligned: {
+const Expr *ptrExpr = e->getArg(0);
+mlir::Value ptrValue = emitScalarExpr(ptrExp
https://github.com/Lancern closed
https://github.com/llvm/llvm-project/pull/152152
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https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/153814
>From b6b6dd067f2631b69dbe63ce6b08b1cbc448b2e3 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Fri, 15 Aug 2025 22:32:52 +0800
Subject: [PATCH] [CIR] Add atomic load and store
This patch adds support for atomic l
@@ -187,12 +244,85 @@ void AtomicInfo::emitCopyIntoMemory(RValue rvalue) const {
}
}
+static void emitAtomicOp(CIRGenFunction &cgf, AtomicExpr *expr, Address dest,
+ Address ptr, Address val1, uint64_t size,
+ cir::MemOrder ord
https://github.com/Lancern created
https://github.com/llvm/llvm-project/pull/152923
This patch adds the initial support for C11 atomic types, including:
- Convert `QualType` that represents atomic types to CIR types;
- Start emitting code for atomic value initializers.
>From 7fcc3b16858e88adcf
https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/153814
>From 84df7cf4426488bc192271934ff6316d46a0c377 Mon Sep 17 00:00:00 2001
From: Sirui Mu
Date: Fri, 15 Aug 2025 22:32:52 +0800
Subject: [PATCH] [CIR] Add atomic load and store
This patch adds support for atomic l
@@ -187,12 +244,85 @@ void AtomicInfo::emitCopyIntoMemory(RValue rvalue) const {
}
}
+static void emitAtomicOp(CIRGenFunction &cgf, AtomicExpr *expr, Address dest,
+ Address ptr, Address val1, uint64_t size,
+ cir::MemOrder ord
https://github.com/Lancern created
https://github.com/llvm/llvm-project/pull/154540
This patch updates `CIRGenBuilderTy` and `CIRBaseBuilderTy` to use `Op::create`
for creating CIR operations. Compared to the new way which calls
`OpBuilder::create` to create operations, the new way is more fri
https://github.com/Lancern closed
https://github.com/llvm/llvm-project/pull/153814
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