vkd3d/tests/hlsl/bitwise-assignment.shader_test

[require]
shader model >= 4.0

[pixel shader]
uniform uint4 nonconst;

float4 main() : SV_TARGET
{
    uint a = 35, r = 2;

    uint shifted = a; shifted >>= nonconst.x;
    a >>= r;
    return float4(a, shifted, 0, 0);
}

[test]
uniform 0 uint4 2 0 0 0
todo(glsl) draw quad
probe (0, 0) rgba (8, 8, 0, 0)

[pixel shader]
uniform uint4 nonconst;

float4 main() : SV_TARGET
{
    int a = 5, b = -12;
    uint r = 1;

    int shifted_a = a; shifted_a >>= nonconst.x;
    int shifted_b = b; shifted_b >>= nonconst.x;
    a >>= r;
    b >>= r;
    return float4(a, b, shifted_a, shifted_b);
}

[test]
uniform 0 uint4 1 0 0 0
draw quad
probe (0, 0) rgba (2, -6, 2, -6)

[pixel shader]
uniform uint4 nonconst;

float4 main() : SV_TARGET
{
    uint a = 35, r = 3;

    uint shifted = a; shifted <<= nonconst.x;
    a <<= r;
    return float4(a, shifted, 0, 0);
}

[test]
uniform 0 uint4 3 0 0 0
draw quad
probe (0, 0) rgba (280, 280, 0, 0)

[pixel shader]
uniform uint4 nonconst;

float4 main() : SV_TARGET
{
    int a = 5, b = -12;
    uint r = 2;

    int shifted_a = a; shifted_a <<= nonconst.x;
    int shifted_b = b; shifted_b <<= nonconst.x;
    a <<= r;
    b <<= r;
    return float4(a, b, shifted_a, shifted_b);
}

[test]
uniform 0 uint4 2 0 0 0
draw quad
probe (0, 0) rgba (20, -48, 20, -48)

[pixel shader fail]
% Make sure that bitshifts DON'T work with floats
float4 main() : SV_TARGET
{
    float x = 5.0, y = 15.0;
    x <<= y;
    y <<= x;
    return float4(x, y, 0, 0);
}

[pixel shader]
float4 main() : SV_TARGET
{
    int source = 55;
    int i = -0x4141;
    uint u = 128;

    int a = source; a &= i;
    int b = source; b |= u;
    int c = source; c ^= i;

    return float4(a, b, c, 0);
}

[test]
draw quad
probe (0, 0) rgba (55, 183, -16760, 0)