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Make the 'get*AlignmentFromAttr' functions into member functions within the Attributes class. Now with fix.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164370 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling
2012-09-21 15:26:31 +00:00
parent 122f5e5a5b
commit ef99fe8efa
5 changed files with 31 additions and 29 deletions
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37
include/llvm/Attributes.h
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@@ -205,6 +205,24 @@ public:
return Bits & Attribute::StackAlignment_i;
}
/// This returns the alignment field of an attribute as a byte alignment
/// value.
unsigned getAlignment() const {
if (!hasAlignmentAttr())
return 0;
return 1U << ((getRawAlignment() >> 16) - 1);
}
/// This returns the stack alignment field of an attribute as a byte alignment
/// value.
unsigned getStackAlignment() const {
if (!hasStackAlignmentAttr())
return 0;
return 1U << ((getRawStackAlignment() >> 26) - 1);
}
// This is a "safe bool() operator".
operator const void *() const { return Bits ? this : 0; }
bool isEmptyOrSingleton() const { return (Bits & (Bits - 1)) == 0; }
@@ -294,14 +312,6 @@ inline Attributes constructAlignmentFromInt(unsigned i) {
return Attributes((Log2_32(i)+1) << 16);
}
/// This returns the alignment field of an attribute as a byte alignment value.
inline unsigned getAlignmentFromAttrs(Attributes A) {
if (!A.hasAlignmentAttr())
return 0;
return 1U << ((A.getRawAlignment() >> 16) - 1);
}
/// This turns an int stack alignment (which must be a power of 2) into
/// the form used internally in Attributes.
inline Attributes constructStackAlignmentFromInt(unsigned i) {
@@ -314,15 +324,6 @@ inline Attributes constructStackAlignmentFromInt(unsigned i) {
return Attributes((Log2_32(i)+1) << 26);
}
/// This returns the stack alignment field of an attribute as a byte alignment
/// value.
inline unsigned getStackAlignmentFromAttrs(Attributes A) {
if (!A.hasStackAlignmentAttr())
return 0;
return 1U << ((A.getRawStackAlignment() >> 26) - 1);
}
/// This returns an integer containing an encoding of all the
/// LLVM attributes found in the given attribute bitset. Any
/// change to this encoding is a breaking change to bitcode
@@ -450,7 +451,7 @@ public:
/// getParamAlignment - Return the alignment for the specified function
/// parameter.
unsigned getParamAlignment(unsigned Idx) const {
return Attribute::getAlignmentFromAttrs(getAttributes(Idx));
return getAttributes(Idx).getAlignment();
}
/// hasAttrSomewhere - Return true if the specified attribute is set for at