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vkd3d-shader/hlsl: Use replace_ir() for lower_resource_load_bias().

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This commit is contained in:
Elizabeth Figura
2025-08-21 15:45:59 -05:00
committed by Henri Verbeet
parent bf702331d9
commit 88b218cae1
Notes: Henri Verbeet 2025-11-06 16:39:11 +01:00 
Approved-by: Francisco Casas (@fcasas)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1815
1 changed files with 14 additions and 26 deletions
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40
libs/vkd3d-shader/hlsl_codegen.c
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@@ -5254,49 +5254,37 @@ static struct hlsl_ir_node *lower_ternary(struct hlsl_ctx *ctx, struct hlsl_ir_n
return hlsl_block_add_expr(ctx, block, HLSL_OP3_CMP, operands, first->data_type, &instr->loc);
}
static bool lower_resource_load_bias(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, void *context)
static struct hlsl_ir_node *lower_resource_load_bias(struct hlsl_ctx *ctx,
struct hlsl_ir_node *instr, struct hlsl_block *block)
{
struct hlsl_ir_node *swizzle, *store;
struct hlsl_ir_node *swizzle, *tmp_load;
struct hlsl_ir_resource_load *load;
struct hlsl_ir_load *tmp_load;
struct hlsl_ir_var *tmp_var;
struct hlsl_deref deref;
if (instr->type != HLSL_IR_RESOURCE_LOAD)
return false;
return NULL;
load = hlsl_ir_resource_load(instr);
if (load->load_type != HLSL_RESOURCE_SAMPLE_LOD
&& load->load_type != HLSL_RESOURCE_SAMPLE_LOD_BIAS)
return false;
return NULL;
if (!load->lod.node)
return false;
return NULL;
if (!(tmp_var = hlsl_new_synthetic_var(ctx, "coords-with-lod",
hlsl_get_vector_type(ctx, HLSL_TYPE_FLOAT, 4), &instr->loc)))
return false;
return NULL;
if (!(swizzle = hlsl_new_swizzle(ctx, HLSL_SWIZZLE(X, X, X, X), 4, load->lod.node, &load->lod.node->loc)))
return false;
list_add_before(&instr->entry, &swizzle->entry);
swizzle = hlsl_block_add_swizzle(ctx, block, HLSL_SWIZZLE(X, X, X, X), 4, load->lod.node, &load->lod.node->loc);
hlsl_block_add_simple_store(ctx, block, tmp_var, swizzle);
hlsl_block_add_simple_store(ctx, block, tmp_var, load->coords.node);
if (!(store = hlsl_new_simple_store(ctx, tmp_var, swizzle)))
return false;
list_add_before(&instr->entry, &store->entry);
hlsl_init_simple_deref_from_var(&deref, tmp_var);
if (!(store = hlsl_new_store_index(ctx, &deref, NULL, load->coords.node, 0, &instr->loc)))
return false;
list_add_before(&instr->entry, &store->entry);
if (!(tmp_load = hlsl_new_var_load(ctx, tmp_var, &instr->loc)))
return false;
list_add_before(&instr->entry, &tmp_load->node.entry);
tmp_load = hlsl_block_add_simple_load(ctx, block, tmp_var, &instr->loc);
hlsl_src_remove(&load->coords);
hlsl_src_from_node(&load->coords, &tmp_load->node);
hlsl_src_from_node(&load->coords, tmp_load);
hlsl_src_remove(&load->lod);
return true;
return &load->node;
}
static struct hlsl_ir_node *lower_comparison_operators(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr,
@@ -15084,7 +15072,7 @@ static void process_entry_function(struct hlsl_ctx *ctx, struct list *semantic_v
else
{
hlsl_transform_ir(ctx, lower_discard_nz, body, NULL);
hlsl_transform_ir(ctx, lower_resource_load_bias, body, NULL);
replace_ir(ctx, lower_resource_load_bias, body);
}
compute_liveness(ctx, body);