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* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list of
* conditions and the following disclaimer in the documentation and/or other materials provided
* with the distribution.
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used to
* endorse or promote products derived from this software without specific prior written
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*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
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package com.oracle.truffle.llvm.runtime.types;
import com.oracle.truffle.llvm.runtime.types.visitors.TypeVisitor;
public final class PrimitiveType extends Type {
public static final PrimitiveType I1 = new PrimitiveType(PrimitiveKind.I1, null);
public static final PrimitiveType I8 = new PrimitiveType(PrimitiveKind.I8, null);
public static final PrimitiveType I16 = new PrimitiveType(PrimitiveKind.I16, null);
public static final PrimitiveType I32 = new PrimitiveType(PrimitiveKind.I32, null);
public static final PrimitiveType I64 = new PrimitiveType(PrimitiveKind.I64, null);
public static final PrimitiveType HALF = new PrimitiveType(PrimitiveKind.HALF, null);
public static final PrimitiveType FLOAT = new PrimitiveType(PrimitiveKind.FLOAT, null);
public static final PrimitiveType DOUBLE = new PrimitiveType(PrimitiveKind.DOUBLE, null);
public static final PrimitiveType F128 = new PrimitiveType(PrimitiveKind.F128, null);
public static final PrimitiveType X86_FP80 = new PrimitiveType(PrimitiveKind.X86_FP80, null);
public static final PrimitiveType PPC_FP128 = new PrimitiveType(PrimitiveKind.PPC_FP128, null);
public enum PrimitiveKind {
I1(1),
I8(8),
I16(16),
I32(32),
I64(64),
HALF(16),
FLOAT(32),
DOUBLE(64),
F128(128),
X86_FP80(80),
PPC_FP128(128);
private final int sizeInBits;
PrimitiveKind(int sizeInBits) {
this.sizeInBits = sizeInBits;
}
}
private final PrimitiveKind kind;
private final Object constant;
PrimitiveType(PrimitiveKind kind, Object constant) {
this.kind = kind;
this.constant = constant;
}
public boolean isConstant() {
return constant != null;
}
public Object getConstant() {
return constant;
}
public PrimitiveKind getPrimitiveKind() {
return kind;
}
@Override
public int getBitSize() {
return kind.sizeInBits;
}
@Override
public void accept(TypeVisitor visitor) {
visitor.visit(this);
}
@Override
public int getAlignment(DataSpecConverter targetDataLayout) {
if (targetDataLayout != null) {
return targetDataLayout.getBitAlignment(this) / Byte.SIZE;
} else if (getBitSize() <= Byte.SIZE) {
return Byte.BYTES;
} else if (getBitSize() <= Short.SIZE) {
return Short.BYTES;
} else if (getBitSize() <= Integer.SIZE) {
return Integer.BYTES;
} else {
return Long.BYTES;
}
}
@Override
public int getSize(DataSpecConverter targetDataLayout) {
return targetDataLayout.getSize(this);
}
@Override
public String toString() {
if (Type.isIntegerType(this)) {
return String.format("i%d", getBitSize());
} else {
return kind.name();
}
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((constant == null) ? 0 : constant.hashCode());
result = prime * result + ((kind == null) ? 0 : kind.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
PrimitiveType other = (PrimitiveType) obj;
if (constant == null) {
if (other.constant != null) {
return false;
}
} else if (!constant.equals(other.constant)) {
return false;
}
if (kind != other.kind) {
return false;
}
return true;
}
}