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vkd3d-shader: Allocate constant registers for uniforms.

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Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Matteo Bruni <mbruni@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2021-04-08 23:38:27 -05:00 committed by Alexandre Julliard
parent 21b4052247
commit 12e3109e00
1 changed files with 18 additions and 2 deletions
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20
libs/vkd3d-shader/hlsl_codegen.c
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@ -840,9 +840,25 @@ static void allocate_const_registers_recurse(struct list *instrs, struct livenes
}
}
static void allocate_const_registers(struct hlsl_ir_function_decl *entry_func)
static void allocate_const_registers(struct hlsl_ctx *ctx, struct hlsl_ir_function_decl *entry_func)
{
struct liveness liveness = {0};
struct hlsl_ir_var *var;
LIST_FOR_EACH_ENTRY(var, &ctx->globals->vars, struct hlsl_ir_var, scope_entry)
{
if (var->is_uniform && var->last_read)
{
if (var->data_type->reg_size > 1)
var->reg = allocate_range(&liveness, 1, UINT_MAX, var->data_type->reg_size);
else
{
var->reg = allocate_register(&liveness, 1, UINT_MAX, 4);
var->reg.writemask = (1u << var->data_type->dimx) - 1;
}
TRACE("Allocated %s to %s.\n", var->name, debug_register('c', var->reg, var->data_type));
}
}
allocate_const_registers_recurse(entry_func->body, &liveness);
}
@ -896,7 +912,7 @@ int hlsl_emit_dxbc(struct hlsl_ctx *ctx, struct hlsl_ir_function_decl *entry_fun
allocate_temp_registers(entry_func);
if (ctx->profile->major_version < 4)
allocate_const_registers(entry_func);
allocate_const_registers(ctx, entry_func);
if (ctx->failed)
return VKD3D_ERROR_INVALID_SHADER;