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vkd3d-shader/ir: Don't preallocate instructions in vsir_program_lower_switch_to_selection_ladder().

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Francisco Casas
2025-10-07 22:22:00 -03:00
committed by Henri Verbeet
parent aefa22a063
commit 0c3828e8c9
Notes: Henri Verbeet 2025-10-08 13:51:10 +02:00 
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1777
1 changed files with 6 additions and 6 deletions
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12
libs/vkd3d-shader/ir.c
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@@ -4661,16 +4661,14 @@ static enum vkd3d_result vsir_program_lower_switch_to_selection_ladder(struct vs
vsir_src_param_init_label(&dst_ins->src[0], default_label); vsir_src_param_init_label(&dst_ins->src[0], default_label);
} }
if (!shader_instruction_array_reserve(&instructions, instructions.count + 3 * case_count - 1))
goto fail;
if_label = current_label; if_label = current_label;
for (j = 0; j < case_count; ++j) for (j = 0; j < case_count; ++j)
{ {
unsigned int fallthrough_label, case_label = label_from_src_param(&ins->src[3 + 2 * j + 1]); unsigned int fallthrough_label, case_label = label_from_src_param(&ins->src[3 + 2 * j + 1]);
dst_ins = shader_instruction_array_append(&instructions); if (!(dst_ins = shader_instruction_array_append(&instructions)))
goto fail;
if (!vsir_instruction_init_with_params(program, dst_ins, &ins->location, VSIR_OP_IEQ, 1, 2)) if (!vsir_instruction_init_with_params(program, dst_ins, &ins->location, VSIR_OP_IEQ, 1, 2))
{ {
vkd3d_shader_instruction_make_nop(dst_ins); vkd3d_shader_instruction_make_nop(dst_ins);
@@ -4688,7 +4686,8 @@ static enum vkd3d_result vsir_program_lower_switch_to_selection_ladder(struct vs
else else
fallthrough_label = block_count + 1; fallthrough_label = block_count + 1;
dst_ins = shader_instruction_array_append(&instructions); if (!(dst_ins = shader_instruction_array_append(&instructions)))
goto fail;
if (!vsir_instruction_init_with_params(program, dst_ins, &ins->location, VSIR_OP_BRANCH, 0, 3)) if (!vsir_instruction_init_with_params(program, dst_ins, &ins->location, VSIR_OP_BRANCH, 0, 3))
{ {
vkd3d_shader_instruction_make_nop(dst_ins); vkd3d_shader_instruction_make_nop(dst_ins);
@@ -4712,7 +4711,8 @@ static enum vkd3d_result vsir_program_lower_switch_to_selection_ladder(struct vs
} }
else else
{ {
dst_ins = shader_instruction_array_append(&instructions); if (!(dst_ins = shader_instruction_array_append(&instructions)))
goto fail;
if (!vsir_instruction_init_with_params(program, dst_ins, &ins->location, VSIR_OP_LABEL, 0, 1)) if (!vsir_instruction_init_with_params(program, dst_ins, &ins->location, VSIR_OP_LABEL, 0, 1))
{ {
vkd3d_shader_instruction_make_nop(dst_ins); vkd3d_shader_instruction_make_nop(dst_ins);