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vkd3d-shader/ir: Introduce vsir_program_iterator_insert_before_and_move().

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This commit is contained in:
Francisco Casas
2025-08-15 01:31:27 -04:00
committed by Henri Verbeet
parent 11cf9e918a
commit 9e72d8acb8
Notes: Henri Verbeet 2025-08-29 15:13:14 +02:00 
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1690
2 changed files with 22 additions and 36 deletions
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48
libs/vkd3d-shader/ir.c
View File

@@ -1953,10 +1953,8 @@ static enum vkd3d_result vsir_program_ensure_diffuse(struct vsir_program *progra
}
}
vsir_program_iterator_prev(&it);
if (!vsir_program_iterator_insert_after(&it, 1))
if (!(ins = vsir_program_iterator_insert_before_and_move(&it, 1)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = vsir_program_iterator_next(&it);
vsir_instruction_init_with_params(program, ins, &loc, VSIR_OP_MOV, 1, 1);
vsir_dst_param_init(&ins->dst[0], VKD3DSPR_ATTROUT, VSIR_DATA_F32, 1);
@@ -2175,10 +2173,8 @@ static enum vkd3d_result vsir_program_remap_output_signature(struct vsir_program
continue;
loc = ins->location;
vsir_program_iterator_prev(&it);
if (!vsir_program_iterator_insert_after(&it, uninit_varying_count))
if (!(ins = vsir_program_iterator_insert_before_and_move(&it, uninit_varying_count)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = vsir_program_iterator_next(&it);
for (unsigned int j = signature->element_count - uninit_varying_count; j < signature->element_count; ++j)
{
@@ -6970,10 +6966,8 @@ static enum vkd3d_result insert_alpha_test_before_ret(struct vsir_program *progr
if (compare_func == VKD3D_SHADER_COMPARISON_FUNC_NEVER)
{
vsir_program_iterator_prev(it);
if (!vsir_program_iterator_insert_after(it, 1))
if (!(ins = vsir_program_iterator_insert_before_and_move(it, 1)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = vsir_program_iterator_next(it);
vsir_instruction_init_with_params(program, ins, &loc, VSIR_OP_DISCARD, 0, 1);
ins->flags = VKD3D_SHADER_CONDITIONAL_OP_Z;
@@ -6983,10 +6977,8 @@ static enum vkd3d_result insert_alpha_test_before_ret(struct vsir_program *progr
return VKD3D_OK;
}
vsir_program_iterator_prev(it);
if (!vsir_program_iterator_insert_after(it, 3))
if (!(ins = vsir_program_iterator_insert_before_and_move(it, 3)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = vsir_program_iterator_next(it);
switch (ref->data_type)
{
@@ -7127,10 +7119,8 @@ static enum vkd3d_result insert_clip_planes_before_ret(struct vsir_program *prog
struct vkd3d_shader_instruction *ins;
unsigned int output_idx = 0;
vsir_program_iterator_prev(it);
if (!vsir_program_iterator_insert_after(it, vkd3d_popcount(mask) + 1))
if (!(ins = vsir_program_iterator_insert_before_and_move(it, vkd3d_popcount(mask) + 1)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = vsir_program_iterator_next(it);
for (unsigned int i = 0; i < 8; ++i)
{
@@ -7298,10 +7288,8 @@ static enum vkd3d_result insert_point_size_before_ret(struct vsir_program *progr
const struct vkd3d_shader_location loc = vsir_program_iterator_current(it)->location;
struct vkd3d_shader_instruction *ins;
vsir_program_iterator_prev(it);
if (!vsir_program_iterator_insert_after(it, 1))
if (!(ins = vsir_program_iterator_insert_before_and_move(it, 1)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = vsir_program_iterator_next(it);
vsir_instruction_init_with_params(program, ins, &loc, VSIR_OP_MOV, 1, 1);
vsir_dst_param_init(&ins->dst[0], VKD3DSPR_RASTOUT, VSIR_DATA_F32, 1);
@@ -7623,10 +7611,8 @@ static enum vkd3d_result vsir_program_insert_point_coord(struct vsir_program *pr
if (used_texcoord)
{
vsir_program_iterator_prev(&it);
if (!vsir_program_iterator_insert_after(&it, 2))
if (!(ins = vsir_program_iterator_insert_before_and_move(&it, 2)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = vsir_program_iterator_next(&it);
vsir_instruction_init_with_params(program, ins, &no_loc, VSIR_OP_MOV, 1, 1);
dst_param_init_temp_float4(&ins->dst[0], coord_temp);
@@ -7694,10 +7680,8 @@ static enum vkd3d_result insert_fragment_fog_before_ret(struct vsir_program *pro
* add sr0, FOG_END, -vFOG.x
* mul_sat srFACTOR, sr0, FOG_SCALE
*/
vsir_program_iterator_prev(it);
if (!vsir_program_iterator_insert_after(it, 4))
if (!(ins = vsir_program_iterator_insert_before_and_move(it, 4)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = vsir_program_iterator_next(it);
ssa_temp = program->ssa_count++;
@@ -7726,10 +7710,8 @@ static enum vkd3d_result insert_fragment_fog_before_ret(struct vsir_program *pro
* mul sr0, FOG_SCALE, vFOG.x
* exp_sat srFACTOR, -sr0
*/
vsir_program_iterator_prev(it);
if (!vsir_program_iterator_insert_after(it, 4))
if (!(ins = vsir_program_iterator_insert_before_and_move(it, 4)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = vsir_program_iterator_next(it);
ssa_temp = program->ssa_count++;
@@ -7757,10 +7739,8 @@ static enum vkd3d_result insert_fragment_fog_before_ret(struct vsir_program *pro
* mul sr1, sr0, sr0
* exp_sat srFACTOR, -sr1
*/
vsir_program_iterator_prev(it);
if (!vsir_program_iterator_insert_after(it, 5))
if (!(ins = vsir_program_iterator_insert_before_and_move(it, 5)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = vsir_program_iterator_next(it);
ssa_temp = program->ssa_count++;
ssa_temp2 = program->ssa_count++;
@@ -7940,10 +7920,8 @@ static enum vkd3d_result insert_vertex_fog_before_ret(struct vsir_program *progr
const struct vkd3d_shader_location loc = ret->location;
struct vkd3d_shader_instruction *ins;
vsir_program_iterator_prev(it);
if (!vsir_program_iterator_insert_after(it, 2))
if (!(ins = vsir_program_iterator_insert_before_and_move(it, 2)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = vsir_program_iterator_next(it);
/* Write the fog output. */
vsir_instruction_init_with_params(program, ins, &loc, VSIR_OP_MOV, 1, 1);
@@ -8953,11 +8931,9 @@ enum vkd3d_result vsir_update_dcl_temps(struct vsir_program *program,
ins = vsir_program_iterator_head(&it);
location = ins->location;
vsir_program_iterator_prev(&it);
if (!vsir_program_iterator_insert_after(&it, 1))
if (!(ins = vsir_program_iterator_insert_before_and_move(&it, 1)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = vsir_program_iterator_next(&it);
vsir_instruction_init(ins, &location, VSIR_OP_DCL_TEMPS);
ins->declaration.count = temp_count;
}

10
libs/vkd3d-shader/vkd3d_shader_private.h
View File

@@ -1510,6 +1510,16 @@ static inline bool vsir_program_iterator_insert_after(struct vsir_program_iterat
return shader_instruction_array_insert_at(it->array, it->idx + 1, count);
}
static inline struct vkd3d_shader_instruction *vsir_program_iterator_insert_before_and_move(
struct vsir_program_iterator *it, size_t count)
{
VKD3D_ASSERT(it->idx != SIZE_MAX);
if (!shader_instruction_array_insert_at(it->array, it->idx, count))
return NULL;
return vsir_program_iterator_current(it);
}
enum vkd3d_shader_config_flags
{
VKD3D_SHADER_CONFIG_FLAG_FORCE_VALIDATION = 0x00000001,