platform_hardware_interfaces/tests/expression/1.0/IExpression.hal
Yifan Hong ab407f096e add tests for parsing constant expressions.
Change-Id: Ic1f524c604fc72b9d1b7b330b608ff38ce287921
2016-08-16 15:35:14 -07:00

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package android.hardware.tests.expression@1.0;
@hal_type(type="LIGHT")
interface IExpression {
enum int_literals : int32_t {
literal = 4,
literalL = -4L,
simpleArithmetic = 4 + 1,
simpleIdentifier = literalL,
simpleIdentifier2 = literalL + simpleArithmetic,
boolExpr = 1 == 7 && !((3 != 4 || (2 < 3 <= 3 > 4)) >= 0),
bitExpr = ~42 & (1 << 3 | 16 >> 2) ^ 7,
arithmeticExpr = 2 + 3 - 4 * -7 / (10 % 3),
messyExpr = 2 + (-3&4 / 7),
paranExpr = (((((1 + 1))))),
ternary = 1?2:3,
ternary2 = 1&&2?3:4,
complicatedTernary2 = 1 - 1 && 2 + 3 || 5 ? 7 * 8 : -3
};
// const float SIMPLE_FLOAT1 = 1e20;
// const float SIMPLE_FLOAT2 = 1e-10L;
// const float SIMPLE_FLOAT3 = 1.;
// const float SIMPLE_FLOAT4 = 1.e-2;
// const float SIMPLE_FLOAT5 = 3.1416;
// const float SIMPLE_FLOAT6 = .5f;
// const float SIMPLE_FLOAT7 = 0.5e-3L;
// struct expressionist_t {
// uint8_t[1 << 10] buffer;
// };
// @param(name = "mask", normal = 1 << 5)
// setExpression(expressionist_t state, int32_t mask) generates (int32_t ret);
};