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Inline the checks for mutually exclusive attributes since they're used in only one module.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165539 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2012-10-09 20:11:19 +00:00
parent b4e971f376
commit 28d1c60f89
3 changed files with 57 additions and 22 deletions
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9
include/llvm/Attributes.h
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@ -110,15 +110,6 @@ DECLARE_LLVM_ATTRIBUTE(AddressSafety,1ULL<<32) ///< Address safety checking is o
/// an exception might pass by.
/// uwtable + nounwind = Needs an entry because the ABI says so.
/// @brief Attributes that are mutually incompatible.
const AttrConst MutuallyIncompatible[5] = {
{ByVal_i | Nest_i | StructRet_i},
{ByVal_i | Nest_i | InReg_i },
{ZExt_i | SExt_i},
{ReadNone_i | ReadOnly_i},
{NoInline_i | AlwaysInline_i}
};
} // namespace Attribute
/// AttributeImpl - The internal representation of the Attributes class. This is

68
lib/VMCore/Verifier.cpp
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@ -538,12 +538,34 @@ void Verifier::VerifyParameterAttrs(Attributes Attrs, Type *Ty,
"Attributes 'byval', 'nest', 'sret', and 'nocapture' "
"do not apply to return values!", V);
for (unsigned i = 0;
i < array_lengthof(Attribute::MutuallyIncompatible); ++i) {
Attributes MutI = Attrs & Attribute::MutuallyIncompatible[i];
Assert1(MutI.isEmptyOrSingleton(), "Attributes '" +
MutI.getAsString() + "' are incompatible!", V);
}
// Check for mutually incompatible attributes.
Assert1(!((Attrs.hasAttribute(Attributes::ByVal) &&
Attrs.hasAttribute(Attributes::Nest)) ||
(Attrs.hasAttribute(Attributes::ByVal) &&
Attrs.hasAttribute(Attributes::StructRet)) ||
(Attrs.hasAttribute(Attributes::Nest) &&
Attrs.hasAttribute(Attributes::StructRet))), "Attributes "
"'byval, nest, and sret' are incompatible!", V);
Assert1(!((Attrs.hasAttribute(Attributes::ByVal) &&
Attrs.hasAttribute(Attributes::Nest)) ||
(Attrs.hasAttribute(Attributes::ByVal) &&
Attrs.hasAttribute(Attributes::InReg)) ||
(Attrs.hasAttribute(Attributes::Nest) &&
Attrs.hasAttribute(Attributes::InReg))), "Attributes "
"'byval, nest, and inreg' are incompatible!", V);
Assert1(!(Attrs.hasAttribute(Attributes::ZExt) &&
Attrs.hasAttribute(Attributes::SExt)), "Attributes "
"'zeroext and signext' are incompatible!", V);
Assert1(!(Attrs.hasAttribute(Attributes::ReadNone) &&
Attrs.hasAttribute(Attributes::ReadOnly)), "Attributes "
"'readnone and readonly' are incompatible!", V);
Assert1(!(Attrs.hasAttribute(Attributes::NoInline) &&
Attrs.hasAttribute(Attributes::AlwaysInline)), "Attributes "
"'noinline and alwaysinline' are incompatible!", V);
Attributes TypeI = Attrs & Attributes::typeIncompatible(Ty);
Assert1(!TypeI, "Wrong type for attribute " +
@ -598,12 +620,34 @@ void Verifier::VerifyFunctionAttrs(FunctionType *FT,
Attributes::get(NotFn).getAsString() +
"' do not apply to the function!", V);
for (unsigned i = 0;
i < array_lengthof(Attribute::MutuallyIncompatible); ++i) {
Attributes MutI = FAttrs & Attribute::MutuallyIncompatible[i];
Assert1(MutI.isEmptyOrSingleton(), "Attributes " +
MutI.getAsString() + " are incompatible!", V);
}
// Check for mutually incompatible attributes.
Assert1(!((FAttrs.hasAttribute(Attributes::ByVal) &&
FAttrs.hasAttribute(Attributes::Nest)) ||
(FAttrs.hasAttribute(Attributes::ByVal) &&
FAttrs.hasAttribute(Attributes::StructRet)) ||
(FAttrs.hasAttribute(Attributes::Nest) &&
FAttrs.hasAttribute(Attributes::StructRet))), "Attributes "
"'byval, nest, and sret' are incompatible!", V);
Assert1(!((FAttrs.hasAttribute(Attributes::ByVal) &&
FAttrs.hasAttribute(Attributes::Nest)) ||
(FAttrs.hasAttribute(Attributes::ByVal) &&
FAttrs.hasAttribute(Attributes::InReg)) ||
(FAttrs.hasAttribute(Attributes::Nest) &&
FAttrs.hasAttribute(Attributes::InReg))), "Attributes "
"'byval, nest, and inreg' are incompatible!", V);
Assert1(!(FAttrs.hasAttribute(Attributes::ZExt) &&
FAttrs.hasAttribute(Attributes::SExt)), "Attributes "
"'zeroext and signext' are incompatible!", V);
Assert1(!(FAttrs.hasAttribute(Attributes::ReadNone) &&
FAttrs.hasAttribute(Attributes::ReadOnly)), "Attributes "
"'readnone and readonly' are incompatible!", V);
Assert1(!(FAttrs.hasAttribute(Attributes::NoInline) &&
FAttrs.hasAttribute(Attributes::AlwaysInline)), "Attributes "
"'noinline and alwaysinline' are incompatible!", V);
}
static bool VerifyAttributeCount(const AttrListPtr &Attrs, unsigned Params) {

2
test/Assembler/2008-09-02-FunctionNotes2.ll
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@ -1,5 +1,5 @@
; Test function notes
; RUN: not llvm-as %s -o /dev/null 2>&1 | grep "Attributes noinline alwaysinline are incompatible"
; RUN: not llvm-as %s -o /dev/null 2>&1 | grep "Attributes 'noinline and alwaysinline' are incompatible"
define void @fn1() alwaysinline noinline {
ret void
}