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vkd3d-shader: Normalise descriptor register indices to shader model 5.1.

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Signed-off-by: Conor McCarthy <cmccarthy@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Conor McCarthy
2021-07-08 17:17:50 +02:00
committed by Alexandre Julliard
parent cd233fe018
commit 1acb3de9bd
2 changed files with 30 additions and 11 deletions
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28
libs/vkd3d-shader/dxbc.c
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@@ -637,8 +637,8 @@ static void shader_sm4_read_shader_data(struct vkd3d_shader_instruction *ins,
static void shader_sm4_set_descriptor_register_range(struct vkd3d_sm4_data *priv,
struct vkd3d_shader_register *reg, struct vkd3d_shader_register_range *range)
{
range->first = reg->idx[shader_is_sm_5_1(priv) ? 1 : 0].offset;
range->last = reg->idx[shader_is_sm_5_1(priv) ? 2 : 0].offset;
range->first = reg->idx[1].offset;
range->last = reg->idx[shader_is_sm_5_1(priv) ? 2 : 1].offset;
if (range->last < range->first)
{
FIXME("Invalid register range [%u:%u].\n", range->first, range->last);
@@ -1516,6 +1516,21 @@ static bool shader_sm4_read_reg_idx(struct vkd3d_sm4_data *priv, const DWORD **p
return true;
}
static bool sm4_register_is_descriptor(enum vkd3d_sm4_register_type register_type)
{
switch (register_type)
{
case VKD3D_SM4_RT_SAMPLER:
case VKD3D_SM4_RT_RESOURCE:
case VKD3D_SM4_RT_CONSTBUFFER:
case VKD3D_SM5_RT_UAV:
return true;
default:
return false;
}
}
static bool shader_sm4_read_param(struct vkd3d_sm4_data *priv, const DWORD **ptr, const DWORD *end,
enum vkd3d_data_type data_type, struct vkd3d_shader_register *param,
enum vkd3d_shader_src_modifier *modifier)
@@ -1667,13 +1682,12 @@ static bool shader_sm4_read_param(struct vkd3d_sm4_data *priv, const DWORD **ptr
break;
}
}
else if (register_type == VKD3D_SM4_RT_CONSTBUFFER && order == 2)
else if (!shader_is_sm_5_1(priv) && sm4_register_is_descriptor(register_type))
{
/* SM5.1 places the buffer offset in idx[2]; earlier versions place it
* in idx[1]. Normalize to SM5.1. */
/* SM5.1 places a symbol identifier in idx[0] and moves
* other values up one slot. Normalize to SM5.1. */
param->idx[2] = param->idx[1];
param->idx[1].rel_addr = NULL;
param->idx[1].offset = 0;
param->idx[1] = param->idx[0];
}
map_register(priv, param);