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vkd3d-shader/hlsl: Handle static constants in array size expressions.

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This commit is contained in:
Nikolay Sivov 2023-06-09 15:39:38 +02:00 committed by Alexandre Julliard
parent 38c89442ac
commit d856be0519
Notes: Alexandre Julliard 2023-06-12 23:10:20 +02:00 
Approved-by: Zebediah Figura (@zfigura)
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/228
4 changed files with 13 additions and 7 deletions
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1
libs/vkd3d-shader/hlsl.h
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@ -1213,6 +1213,7 @@ bool hlsl_offset_from_deref(struct hlsl_ctx *ctx, const struct hlsl_deref *deref
unsigned int hlsl_offset_from_deref_safe(struct hlsl_ctx *ctx, const struct hlsl_deref *deref);
struct hlsl_reg hlsl_reg_from_deref(struct hlsl_ctx *ctx, const struct hlsl_deref *deref);
bool hlsl_copy_propagation_execute(struct hlsl_ctx *ctx, struct hlsl_block *block);
bool hlsl_fold_constant_exprs(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, void *context);
bool hlsl_fold_constant_swizzles(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, void *context);
bool hlsl_transform_ir(struct hlsl_ctx *ctx, bool (*func)(struct hlsl_ctx *ctx, struct hlsl_ir_node *, void *),

9
libs/vkd3d-shader/hlsl.y
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@ -1098,12 +1098,17 @@ static unsigned int evaluate_static_expression_as_uint(struct hlsl_ctx *ctx, str
struct hlsl_ir_constant *constant;
struct hlsl_ir_node *node;
unsigned int ret = 0;
bool progress;
if (!add_implicit_conversion(ctx, &block->instrs, node_from_list(&block->instrs),
hlsl_get_scalar_type(ctx, HLSL_TYPE_UINT), loc))
return 0;
while (hlsl_transform_ir(ctx, hlsl_fold_constant_exprs, block, NULL));
do
{
progress = hlsl_transform_ir(ctx, hlsl_fold_constant_exprs, block, NULL);
progress |= hlsl_copy_propagation_execute(ctx, block);
} while (progress);
node = node_from_list(&block->instrs);
if (node->type == HLSL_IR_CONSTANT)
@ -5494,7 +5499,7 @@ arrays:
uint32_t *new_array;
unsigned int size;
hlsl_block_init(&block);
hlsl_clone_block(ctx, &block, &ctx->static_initializers);
list_move_tail(&block.instrs, $2);
size = evaluate_static_expression_as_uint(ctx, &block, &@2);

4
libs/vkd3d-shader/hlsl_codegen.c
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@ -1649,7 +1649,7 @@ static bool copy_propagation_transform_block(struct hlsl_ctx *ctx, struct hlsl_b
return progress;
}
static bool copy_propagation_execute(struct hlsl_ctx *ctx, struct hlsl_block *block)
bool hlsl_copy_propagation_execute(struct hlsl_ctx *ctx, struct hlsl_block *block)
{
struct copy_propagation_state state;
bool progress;
@ -4073,7 +4073,7 @@ int hlsl_emit_bytecode(struct hlsl_ctx *ctx, struct hlsl_ir_function_decl *entry
{
progress = hlsl_transform_ir(ctx, hlsl_fold_constant_exprs, body, NULL);
progress |= hlsl_transform_ir(ctx, hlsl_fold_constant_swizzles, body, NULL);
progress |= copy_propagation_execute(ctx, body);
progress |= hlsl_copy_propagation_execute(ctx, body);
progress |= hlsl_transform_ir(ctx, fold_swizzle_chains, body, NULL);
progress |= hlsl_transform_ir(ctx, remove_trivial_swizzles, body, NULL);
}

6
tests/hlsl-array-size-expr.shader_test
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@ -39,7 +39,7 @@ float4 main() : SV_TARGET
draw quad
probe all rgba (61, 62, 63, 64)
[pixel shader todo]
[pixel shader]
static const int size = 8;
static const float array[size] = {1, 2, 3, 4, 5, 6, 7, 8};
@ -49,5 +49,5 @@ float4 main() : sv_target
}
[test]
todo draw quad
todo probe all rgba (2, 3, 6, 1)
draw quad
probe all rgba (2, 3, 6, 1)