@@ -1,13 +1,15 @@
-// RUN: %clang_cc1 -emit-llvm -triple arm64-- -o - %s -O0 | FileCheck %s
--check-prefix=CHECK-O0
-// RUN: %clang_cc1 -emit-llvm -disable-llvm-optzns -triple arm64-- -o - %s -O3
| FileCheck %s --check-prefix=CHECK-O3
+// NOTE: Assertions have been
@@ -6088,6 +6088,9 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl
GD, unsigned BuiltinID,
StringRef Prefix =
llvm::Triple::getArchTypePrefix(getTarget().getTriple().getArch());
if (!Prefix.empty()) {
+if (Prefix == "spv" &&
+
@@ -8287,6 +8289,13 @@ AArch64TargetLowering::LowerCall(CallLoweringInfo ,
SDValue InGlue;
if (RequiresSMChange) {
+
+if (Subtarget->hasSVE()) {
efriedma-quic wrote:
I'm not sure I follow what the issue is... I think we discussed before that we
want
@@ -3768,6 +3768,12 @@ def err_conflicting_attributes_arm_state : Error<
"conflicting attributes for state '%0'">;
def err_sme_streaming_cannot_be_multiversioned : Error<
"streaming function cannot be multi-versioned">;
+def err_sme_streaming_mode_change_no_sve : Error<
+
@@ -1052,6 +1053,165 @@ CodeGenFunction::emitFlexibleArrayMemberSize(const Expr
*E, unsigned Type,
return Builder.CreateSelect(Cmp, Res, ConstantInt::get(ResType, 0,
IsSigned));
}
+namespace {
+
+class ObjectSizeVisitor
+: public ConstStmtVisitor {
+ bool SkipASE;
+
@@ -1052,6 +1053,165 @@ CodeGenFunction::emitFlexibleArrayMemberSize(const Expr
*E, unsigned Type,
return Builder.CreateSelect(Cmp, Res, ConstantInt::get(ResType, 0,
IsSigned));
}
+namespace {
+
+class ObjectSizeVisitor
+: public ConstStmtVisitor {
+ bool SkipASE;
+
@@ -1052,6 +1053,165 @@ CodeGenFunction::emitFlexibleArrayMemberSize(const Expr
*E, unsigned Type,
return Builder.CreateSelect(Cmp, Res, ConstantInt::get(ResType, 0,
IsSigned));
}
+namespace {
+
+class ObjectSizeVisitor
+: public ConstStmtVisitor {
+ bool SkipASE;
+
https://github.com/efriedma-quic approved this pull request.
LGTM
https://github.com/llvm/llvm-project/pull/90741
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@@ -6088,6 +6088,9 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl
GD, unsigned BuiltinID,
StringRef Prefix =
llvm::Triple::getArchTypePrefix(getTarget().getTriple().getArch());
if (!Prefix.empty()) {
+if (Prefix == "spv" &&
+
@@ -88,3 +88,13 @@ float subscript_float32(svfloat32_t a, size_t b) {
double subscript_float64(svfloat64_t a, size_t b) {
return a[b];
}
+
+// CHECK-LABEL: @subscript_write_float32(
+// CHECK-NEXT: entry:
+// CHECK-NEXT:[[VECINS:%.*]] = insertelement
[[A:%.*]], float
@@ -4180,8 +4180,10 @@ LValue CodeGenFunction::EmitArraySubscriptExpr(const
ArraySubscriptExpr *E,
// If the base is a vector type, then we are forming a vector element lvalue
// with this subscript.
- if (E->getBase()->getType()->isVectorType() &&
-
@@ -1950,8 +1950,22 @@ ConstantLValueEmitter::tryEmitBase(const
APValue::LValueBase ) {
if (D->hasAttr())
return CGM.GetWeakRefReference(D).getPointer();
-if (auto FD = dyn_cast(D))
- return CGM.GetAddrOfFunction(FD);
+if (auto FD = dyn_cast(D)) {
+
https://github.com/efriedma-quic approved this pull request.
LGTM
https://github.com/llvm/llvm-project/pull/91846
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@@ -792,7 +792,7 @@ ABIArgInfo X86_32ABIInfo::classifyArgumentType(QualType Ty,
CCState ,
return ABIArgInfo::getDirect();
return ABIArgInfo::getExpand();
}
-return getIndirectResult(Ty, /*ByVal=*/false, State);
+return getIndirectResult(Ty,
@@ -0,0 +1,14 @@
+// REQUIRES: arm-registered-target
+// RUN: %clang_cc1 -triple aarch64-none-elf \
+// RUN: -O2 \
+// RUN: -emit-llvm -fexperimental-max-bitint-width=1024 -o - %s | FileCheck
%s
efriedma-quic wrote:
Digging a bit into the history, I found
https://github.com/efriedma-quic created
https://github.com/llvm/llvm-project/pull/91692
Make sure we count the anonymous union as an initialized field, so we properly
construct the AST.
Included bonus testcase Test3, which shows a remaining gap: an anonymous union
can contain a partially
@@ -0,0 +1,14 @@
+// REQUIRES: arm-registered-target
+// RUN: %clang_cc1 -triple aarch64-none-elf \
+// RUN: -O2 \
+// RUN: -emit-llvm -fexperimental-max-bitint-width=1024 -o - %s | FileCheck
%s
efriedma-quic wrote:
Can we integrate this into some existing
https://github.com/efriedma-quic approved this pull request.
LGTM
https://github.com/llvm/llvm-project/pull/83301
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LGTM
https://github.com/llvm/llvm-project/pull/90602
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efriedma-quic wrote:
You're suggesting we should fork ConvertTypeForMem into two functions? So
there's actually three types: the "register" type, the "load/store" type, and
the "in-memory" type. I guess that makes sense from a theoretical perspective,
but... as a practical matter, I'm not
https://github.com/efriedma-quic approved this pull request.
Okay. I mostly just want to make sure the plan isn't "land all the intrinsics
from the RFC, then eventually investigate the constrained intrinsics".
LGTM
https://github.com/llvm/llvm-project/pull/90276
efriedma-quic wrote:
> I didn't want the current set of changes to go stale.
How many changes are we talking about here? If it's just the tan() ones,
that's fine; it probably makes sense to land constrained-tan separately anyway.
https://github.com/llvm/llvm-project/pull/90276
@@ -529,9 +529,325 @@ bool SystemZTargetCodeGenInfo::isVectorTypeBased(const
Type *Ty,
return false;
}
+//===--===//
+// z/OS XPLINK ABI Implementation
https://github.com/efriedma-quic commented:
At first glance, making a separate ABI seemed weird, but I guess it's pretty
different from the normal SystemZ ABI.
https://github.com/llvm/llvm-project/pull/91384
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@@ -529,9 +529,325 @@ bool SystemZTargetCodeGenInfo::isVectorTypeBased(const
Type *Ty,
return false;
}
+//===--===//
+// z/OS XPLINK ABI Implementation
@@ -529,9 +529,325 @@ bool SystemZTargetCodeGenInfo::isVectorTypeBased(const
Type *Ty,
return false;
}
+//===--===//
+// z/OS XPLINK ABI Implementation
https://github.com/efriedma-quic edited
https://github.com/llvm/llvm-project/pull/91384
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https://github.com/efriedma-quic commented:
Is it possible you could put this code into CompleteExternalDeclaration(),
instead of writing it out in every place that can refer to the address of a
function?
https://github.com/llvm/llvm-project/pull/91310
@@ -1950,8 +1950,22 @@ ConstantLValueEmitter::tryEmitBase(const
APValue::LValueBase ) {
if (D->hasAttr())
return CGM.GetWeakRefReference(D).getPointer();
-if (auto FD = dyn_cast(D))
- return CGM.GetAddrOfFunction(FD);
+if (auto FD = dyn_cast(D)) {
+
efriedma-quic wrote:
I don't think FPGA folks will run into any practical issue with this; this only
impacts the in-memory types, and backends shouldn't really be using in-memory
types for anything anyways.
https://github.com/llvm/llvm-project/pull/91364
efriedma-quic wrote:
> It seems to me this is a case where we're trying to work -around an llvm bug?
> Should we just be fixing that instead?
You mean, revert https://reviews.llvm.org/D86310 ? Making any changes in LLVM
here is painful; I'd rather not revisit that. CC @hvdijk @rnk
@@ -5348,6 +5348,13 @@ Value *ScalarExprEmitter::VisitVAArgExpr(VAArgExpr *VE) {
return llvm::UndefValue::get(ArgTy);
}
+ if (const auto *BIT = Ty->getAs()) {
+if (BIT->getNumBits() > 128) {
efriedma-quic wrote:
This seems a little fragile;
https://github.com/efriedma-quic commented:
Maybe add a helper somewhere to check "is this type a bitint wider than 128
bits"?
https://github.com/llvm/llvm-project/pull/91364
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@@ -1774,6 +1774,18 @@ llvm::Constant
*ConstantEmitter::emitForMemory(CodeGenModule ,
return Res;
}
+ if (const auto *BIT = destType->getAs()) {
+if (BIT->getNumBits() > 128) {
+ // Long _BitInt has array of bytes as in-memory type.
+
@@ -518,6 +518,16 @@ class TargetInfo : public TransferrableTargetInfo,
/// getInt128Align() - Returns the alignment of Int128.
unsigned getInt128Align() const { return Int128Align; }
+ /// getBitIntAlign/Width - Return aligned size of '_BitInt' and
+ /// 'unsigned
https://github.com/efriedma-quic closed
https://github.com/llvm/llvm-project/pull/91281
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https://github.com/efriedma-quic created
https://github.com/llvm/llvm-project/pull/91281
None
>From 5a5512aa5a84e2c89efd9e9ade043061d73d25fb Mon Sep 17 00:00:00 2001
From: Eli Friedman
Date: Fri, 3 May 2024 21:13:32 -0700
Subject: [PATCH] [Arm64EC] Fix compilation of arm_acle.h
---
@@ -2239,6 +2239,20 @@ The semantics are as follows:
}];
}
+def ARMInterruptSaveFPDocs : Documentation {
+let Category = DocCatFunction;
+ let Heading = "interrupt_save_fp (ARM)";
+ let Content = [{
+Clang supports the GNU style
efriedma-quic wrote:
I'm worried if we add a whole new series of math intrinsics without adding the
corresponding constrained intrinsics, it's going to be confusing for anyone
trying to understand how math intrinsics work. Why does tan exist, but not
constrained tan?
`tan` is defined
@@ -1480,11 +1480,11 @@ AArch64leTargetInfo::AArch64leTargetInfo(const
llvm::Triple ,
void AArch64leTargetInfo::setDataLayout() {
if (getTriple().isOSBinFormatMachO()) {
if(getTriple().isArch32Bit())
- resetDataLayout("e-m:o-p:32:32-i64:64-i128:128-n32:64-S128",
https://github.com/efriedma-quic closed
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@@ -221,6 +224,15 @@ def : Pat<(AArch64_smstop (i32 svcr_op:$pstate), (i64
/*AArch64SME::Always*/0)),
(MSRpstatesvcrImm1 svcr_op:$pstate, 0b0)>;
+// Pseudo to insert cfi_offset/cfi_restore instructions. Used to save or
restore
+// the streaming value of VG around
@@ -3730,6 +3730,12 @@ def warn_gnu_inline_cplusplus_without_extern : Warning<
"'gnu_inline' attribute without 'extern' in C++ treated as externally"
" available, this changed in Clang 10">,
InGroup>;
+def warn_sme_streaming_mode_change_no_sve : Warning<
+ "function
efriedma-quic wrote:
Which email address do you want the commit associated with? The GitHub "squash
and merge" button wants to attribute it to your "sonosphere.com" address, but
it looks like the commits themselves are using an "apple.com" address.
https://github.com/efriedma-quic approved this pull request.
LGTM
https://github.com/llvm/llvm-project/pull/90702
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@@ -1674,4 +1679,4 @@ void RenderScript64TargetInfo::getTargetDefines(const
LangOptions ,
MacroBuilder ) const {
Builder.defineMacro("__RENDERSCRIPT__");
AArch64leTargetInfo::getTargetDefines(Opts, Builder);
-}
+}
@@ -518,6 +518,16 @@ class TargetInfo : public TransferrableTargetInfo,
/// getInt128Align() - Returns the alignment of Int128.
unsigned getInt128Align() const { return Int128Align; }
+ /// getBitIntAlign/Width - Return aligned size of '_BitInt' and
+ /// 'unsigned
https://github.com/efriedma-quic commented:
LG
https://github.com/llvm/llvm-project/pull/90602
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@@ -0,0 +1,7 @@
+// RUN: %clang_cc1 -emit-llvm < %s
efriedma-quic wrote:
Have you seen https://llvm.org/docs/TestingGuide.html#regression-test-structure
?
If you have any ideas for improving the documentation, please let me know (or
better, propose a patch;
@@ -908,6 +908,69 @@ void CodeGenFunction::EmitIfStmt(const IfStmt ) {
incrementProfileCounter();
}
+bool CodeGenFunction::checkIfLoopMustProgress(const Expr
*ControllingExpression,
+ bool HasEmptyBody) {
+ if
@@ -908,6 +908,69 @@ void CodeGenFunction::EmitIfStmt(const IfStmt ) {
incrementProfileCounter();
}
+bool CodeGenFunction::checkIfLoopMustProgress(const Expr
*ControllingExpression,
+ bool HasEmptyBody) {
+ if
@@ -908,6 +908,69 @@ void CodeGenFunction::EmitIfStmt(const IfStmt ) {
incrementProfileCounter();
}
+bool CodeGenFunction::checkIfLoopMustProgress(const Expr
*ControllingExpression,
+ bool HasEmptyBody) {
+ if
@@ -908,6 +908,69 @@ void CodeGenFunction::EmitIfStmt(const IfStmt ) {
incrementProfileCounter();
}
+bool CodeGenFunction::checkIfLoopMustProgress(const Expr
*ControllingExpression,
+ bool HasEmptyBody) {
+ if
https://github.com/efriedma-quic edited
https://github.com/llvm/llvm-project/pull/90066
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@@ -908,6 +908,69 @@ void CodeGenFunction::EmitIfStmt(const IfStmt ) {
incrementProfileCounter();
}
+bool CodeGenFunction::checkIfLoopMustProgress(const Expr
*ControllingExpression,
+ bool HasEmptyBody) {
+ if
@@ -908,6 +908,69 @@ void CodeGenFunction::EmitIfStmt(const IfStmt ) {
incrementProfileCounter();
}
+bool CodeGenFunction::checkIfLoopMustProgress(const Expr
*ControllingExpression,
+ bool HasEmptyBody) {
+ if
https://github.com/efriedma-quic approved this pull request.
LGTM
https://github.com/llvm/llvm-project/pull/90547
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@@ -1131,13 +1132,18 @@ static bool isTrivialForMSVC(const CXXRecordDecl *RD,
QualType Ty,
return false;
if (RD->hasNonTrivialCopyAssignment())
return false;
+ if (RD->needsImplicitCopyAssignment() && !RD->hasSimpleCopyAssignment())
efriedma-quic
https://github.com/efriedma-quic approved this pull request.
LGTM
https://github.com/llvm/llvm-project/pull/90832
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efriedma-quic wrote:
Burying this check in the middle of CodeGen seems error-prone: when we add new
features in the future, someone is going to have to dig up this code. Can we
put this in on of the target feature tables, like in AArch64TargetParser.h?
If I'm understanding correctly, the
https://github.com/efriedma-quic approved this pull request.
Please fix the commit message before you merge; otherwise LGTM
https://github.com/llvm/llvm-project/pull/88182
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https://github.com/efriedma-quic approved this pull request.
LGTM
https://github.com/llvm/llvm-project/pull/90066
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https://github.com/efriedma-quic commented:
I'm a little unhappy with the duplicated logic between checkFunctionCallABI and
checkFunctionABI; is there some way we can unify? Even if it doesn't actually
reduce the code duplication very much, it would be helpful to clarify that both
paths are
https://github.com/efriedma-quic approved this pull request.
Please fix clang-format warnings. Otherwise LGTM
https://github.com/llvm/llvm-project/pull/90845
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@@ -908,6 +908,72 @@ void CodeGenFunction::EmitIfStmt(const IfStmt ) {
incrementProfileCounter();
}
+bool CodeGenFunction::checkIfLoopMustProgress(const Expr
*ControllingExpression,
+ bool HasEmptyBody) {
+ if
efriedma-quic wrote:
Please add a testcase for i1/i2 (which are the only cases where this actually
matters).
https://github.com/llvm/llvm-project/pull/90845
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@@ -5702,13 +5702,16 @@ CodeGenModule::getLLVMLinkageVarDefinition(const
VarDecl *VD) {
static void replaceUsesOfNonProtoConstant(llvm::Constant *old,
llvm::Function *newFn) {
// Fast path.
- if (old->use_empty()) return;
+ if
@@ -0,0 +1,7 @@
+// RUN: %clang_cc1 -emit-llvm < %s
efriedma-quic wrote:
Can you integrate this test into some existing file that's testing something
similar?
Please leave the bug number in a comment: something like `//GH88917`.
Please use FileCheck CHECK
@@ -5387,6 +5387,14 @@ std::string llvm::UpgradeDataLayoutString(StringRef DL,
StringRef TT) {
return Res;
}
+ // AArch64 data layout upgrades.
+ if (T.isAArch64()) {
+// Add "-Fn32"
+if (!DL.contains("-Fn32"))
+ Res.append("-Fn32");
@@ -5387,6 +5387,14 @@ std::string llvm::UpgradeDataLayoutString(StringRef DL,
StringRef TT) {
return Res;
}
+ // AArch64 data layout upgrades.
+ if (T.isAArch64()) {
+// Add "-Fn32"
+if (!DL.contains("-Fn32"))
+ Res.append("-Fn32");
https://github.com/efriedma-quic commented:
This looks correct.
I'd expect regression tests for the autoupgrade, and a test that clang isn't
generating the alignment markings anymore.
https://github.com/llvm/llvm-project/pull/90702
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@@ -908,6 +908,74 @@ void CodeGenFunction::EmitIfStmt(const IfStmt ) {
incrementProfileCounter();
}
+bool CodeGenFunction::checkIfLoopMustProgress(const Expr
*ControllingExpression,
+ bool IsTrivialCXXLoop) {
+ if
https://github.com/efriedma-quic commented:
Maybe we should just be testing if the copy-assignment operator is deleted?
For reference, MSVC also returns the following indirectly:
```
struct Test
{
int x;
Test& operator=(const Test&) = delete;
};
Test foo();
Test test(Test x)
{
@@ -1144,11 +1167,13 @@ bool MicrosoftCXXABI::classifyReturnType(CGFunctionInfo
) const {
if (!RD)
return false;
- bool isTrivialForABI = RD->canPassInRegisters() &&
- isTrivialForMSVC(RD, FI.getReturnType(), CGM);
-
// MSVC always returns
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@@ -3122,9 +3122,25 @@ Address X86_64ABIInfo::EmitVAArg(CodeGenFunction ,
Address VAListAddr,
CGF.Builder.CreateStore(V, CGF.Builder.CreateStructGEP(Tmp, 1));
RegAddr = Tmp.withElementType(LTy);
- } else if (neededInt) {
-RegAddr =
@@ -3133,15 +3149,13 @@ Address X86_64ABIInfo::EmitVAArg(CodeGenFunction ,
Address VAListAddr,
// Copy into a temporary if the type is more aligned than the
// register save area.
-if (TyAlign.getQuantity() > 8) {
- Address Tmp = CGF.CreateMemTemp(Ty);
+
@@ -908,6 +908,74 @@ void CodeGenFunction::EmitIfStmt(const IfStmt ) {
incrementProfileCounter();
}
+bool CodeGenFunction::checkIfLoopMustProgress(const Expr
*ControllingExpression,
+ bool IsTrivialCXXLoop) {
+ if
https://github.com/efriedma-quic approved this pull request.
LGTM
https://github.com/llvm/llvm-project/pull/90048
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LGTM
https://github.com/llvm/llvm-project/pull/89707
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@@ -535,20 +535,24 @@ void AggExprEmitter::EmitArrayInit(Address DestPtr,
llvm::ArrayType *AType,
elementType.isTriviallyCopyableType(CGF.getContext())) {
CodeGen::CodeGenModule = CGF.CGM;
ConstantEmitter Emitter(CGF);
-LangAS AS =
@@ -3123,8 +3123,22 @@ Address X86_64ABIInfo::EmitVAArg(CodeGenFunction ,
Address VAListAddr,
RegAddr = Tmp.withElementType(LTy);
} else if (neededInt) {
-RegAddr = Address(CGF.Builder.CreateGEP(CGF.Int8Ty, RegSaveArea,
gp_offset),
- LTy,
https://github.com/efriedma-quic closed
https://github.com/llvm/llvm-project/pull/90151
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efriedma-quic wrote:
Are you intentionally skipping implementing changes to __builtin_tan()?
https://github.com/llvm/llvm-project/pull/90276
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@@ -908,6 +908,73 @@ void CodeGenFunction::EmitIfStmt(const IfStmt ) {
incrementProfileCounter();
}
+bool CodeGenFunction::checkIfLoopMustProgress(const Expr
*ControllingExpression,
+ bool IsTrivialCXXLoop) {
+ if
https://github.com/efriedma-quic approved this pull request.
LGTM
https://github.com/llvm/llvm-project/pull/87750
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https://github.com/efriedma-quic created
https://github.com/llvm/llvm-project/pull/90303
There's some code in AggExprEmitter::VisitCXXParenListOrInitListExpr to try to
do early cleanup for GEPs for fields that aren't accessed. But it's unlikely to
actually save significant compile-time, and
@@ -4781,6 +4782,7 @@ CodeGenModule::CreateRuntimeFunction(llvm::FunctionType
*FTy, StringRef Name,
}
}
setDSOLocal(F);
+ markRegisterParameterAttributes(F);
efriedma-quic wrote:
Suggested text on the clang change:
FIXME: We should
@@ -62,6 +62,13 @@ namespace llvm {
LibFunc TheLibFunc, AttributeList AttributeList,
FunctionType *Invalid, ArgsTy... Args) = delete;
+ // Handle -mregparm for the given function.
+ // FIXME: This should likely be implemented in
+
efriedma-quic wrote:
Added release note.
https://github.com/llvm/llvm-project/pull/90151
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https://github.com/efriedma-quic updated
https://github.com/llvm/llvm-project/pull/90151
>From 9adeffc9ee780c84a525ce0535a84508105e05ae Mon Sep 17 00:00:00 2001
From: Eli Friedman
Date: Thu, 25 Apr 2024 17:06:40 -0700
Subject: [PATCH 1/2] [clang codegen] Fix MS ABI detection of user-provided
efriedma-quic wrote:
The approach makes sense. I'll defer to someone who's more familiar with this
code for the full review.
https://github.com/llvm/llvm-project/pull/89565
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@@ -536,6 +536,8 @@ void AggExprEmitter::EmitArrayInit(Address DestPtr,
llvm::ArrayType *AType,
CodeGen::CodeGenModule = CGF.CGM;
ConstantEmitter Emitter(CGF);
LangAS AS = ArrayQTy.getAddressSpace();
+if (CGF.getLangOpts().OpenCL)
+ AS =
@@ -536,6 +536,8 @@ void AggExprEmitter::EmitArrayInit(Address DestPtr,
llvm::ArrayType *AType,
CodeGen::CodeGenModule = CGF.CGM;
ConstantEmitter Emitter(CGF);
LangAS AS = ArrayQTy.getAddressSpace();
+if (CGF.getLangOpts().OpenCL)
+ AS =
https://github.com/efriedma-quic approved this pull request.
LGTM
https://github.com/llvm/llvm-project/pull/89154
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https://github.com/efriedma-quic created
https://github.com/llvm/llvm-project/pull/90151
In the context of determining whether a class counts as an "aggregate", a
constructor template counts as a user-provided constructor.
Fixes #86384
>From 9adeffc9ee780c84a525ce0535a84508105e05ae Mon Sep
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