On Wed, Apr 5, 2017 at 7:03 PM, Henri Verbeet hverbeet@gmail.com wrote:
On 5 April 2017 at 15:38, Józef Kucia jkucia@codeweavers.com wrote:
@@ -3129,6 +3129,8 @@ struct wined3d_saved_states WORD vertexShaderConstantsB; /* WINED3D_MAX_CONSTS_B, 16 */ WORD vertexShaderConstantsI; /* WINED3D_MAX_CONSTS_I, 16 */ BOOL vs_consts_f[WINED3D_MAX_VS_CONSTS_F];
- DWORD pixel_shader_resource_views : 16; /* MAX_FRAGMENT_SAMPLERS, 16 */
- DWORD vertex_shader_resource_views : 4; /* MAX_VERTEX_SAMPLERS, 4 */ DWORD textures : 20; /* MAX_COMBINED_SAMPLERS, 20 */ DWORD indices : 1; DWORD material : 1;
@@ -3137,17 +3139,18 @@ struct wined3d_saved_states DWORD pixelShader : 1; DWORD vertexShader : 1; DWORD scissorRect : 1;
- DWORD padding : 5;
- DWORD padding : 17;
That doesn't do the right thing, unfortunately:
Yeah, it seems that 2 padding fields are required.
struct wined3d_saved_states { DWORD transform[16]; /* 0 64 */ /* --- cacheline 1 boundary (64 bytes) --- */ WORD streamSource; /* 64 2 */ WORD streamFreq; /* 66 2 */ DWORD renderState[7]; /* 68 28 */ DWORD textureState[8]; /* 96 32 */ /* --- cacheline 2 boundary (128 bytes) --- */ WORD samplerState[20]; /* 128 40 */ DWORD clipplane; /* 168 4 */ WORD pixelShaderConstantsB; /* 172 2 */ WORD pixelShaderConstantsI; /* 174 2 */ BOOL ps_consts_f[224]; /* 176 896 */ /* --- cacheline 16 boundary (1024 bytes) was 48 bytes ago --- */ WORD vertexShaderConstantsB; /* 1072 2 */ WORD vertexShaderConstantsI; /* 1074 2 */ BOOL vs_consts_f[256]; /* 1076 1024 */ /* --- cacheline 32 boundary (2048 bytes) was 52 bytes ago --- */ DWORD pixel_shader_resource_views:16;/* 2100:16 4 */ DWORD vertex_shader_resource_views:4; /* 2100:12 4 */
/* XXX 12 bits hole, try to pack */ DWORD textures:20; /* 2104:12 4 */ DWORD indices:1; /* 2104:11 4 */ DWORD material:1; /* 2104:10 4 */ DWORD viewport:1; /* 2104: 9 4 */ DWORD vertexDecl:1; /* 2104: 8 4 */ DWORD pixelShader:1; /* 2104: 7 4 */ DWORD vertexShader:1; /* 2104: 6 4 */ DWORD scissorRect:1; /* 2104: 5 4 */ /* XXX 5 bits hole, try to pack */ DWORD padding:17; /* 2108:15 4 */ /* --- cacheline 33 boundary (2112 bytes) --- */ /* size: 2112, cachelines: 33, members: 24 */ /* bit holes: 2, sum bit holes: 17 bits */ /* bit_padding: 15 bits */ };Incidentally, this also illustrates the issue of the ps_consts_f and vs_consts_f fields using up way more space than needed.