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libs/vkd3d-shader: Translate breakc instructions.

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This commit is contained in:
Józef Kucia 2017-07-20 13:32:40 +02:00
parent 98c307cdbc
commit 2022702858
1 changed files with 27 additions and 0 deletions
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27
libs/vkd3d-shader/spirv.c
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@ -2696,6 +2696,8 @@ static uint32_t vkd3d_dxbc_compiler_emit_int_to_bool(struct vkd3d_dxbc_compiler
uint32_t type_id; uint32_t type_id;
SpvOp op; SpvOp op;
assert(!(condition & ~(VKD3D_SHADER_CONDITIONAL_OP_NZ | VKD3D_SHADER_CONDITIONAL_OP_Z)));
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_BOOL, component_count); type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_BOOL, component_count);
op = condition & VKD3D_SHADER_CONDITIONAL_OP_Z ? SpvOpIEqual : SpvOpINotEqual; op = condition & VKD3D_SHADER_CONDITIONAL_OP_Z ? SpvOpIEqual : SpvOpINotEqual;
return vkd3d_spirv_build_op_tr2(builder, &builder->function_stream, op, type_id, val_id, return vkd3d_spirv_build_op_tr2(builder, &builder->function_stream, op, type_id, val_id,
@ -3010,6 +3012,23 @@ static void vkd3d_dxbc_compiler_emit_comparison_instruction(struct vkd3d_dxbc_co
vkd3d_dxbc_compiler_emit_store_reg(compiler, &dst->reg, dst->write_mask, result_id); vkd3d_dxbc_compiler_emit_store_reg(compiler, &dst->reg, dst->write_mask, result_id);
} }
static void vkd3d_dxbc_compiler_emit_breakc(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction, uint32_t target_block_id)
{
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
const struct vkd3d_shader_src_param *src = instruction->src;
uint32_t condition_id, merge_block_id;
condition_id = vkd3d_dxbc_compiler_emit_load_src(compiler, src, VKD3DSP_WRITEMASK_0);
condition_id = vkd3d_dxbc_compiler_emit_int_to_bool(compiler, instruction->flags, 1, condition_id);
merge_block_id = vkd3d_spirv_alloc_id(builder);
vkd3d_spirv_build_op_selection_merge(builder, merge_block_id, SpvSelectionControlMaskNone);
vkd3d_spirv_build_op_branch_conditional(builder, condition_id, target_block_id, merge_block_id);
vkd3d_spirv_build_op_label(builder, merge_block_id);
}
static void vkd3d_dxbc_compiler_emit_return(struct vkd3d_dxbc_compiler *compiler, static void vkd3d_dxbc_compiler_emit_return(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction) const struct vkd3d_shader_instruction *instruction)
{ {
@ -3161,6 +3180,13 @@ static void vkd3d_dxbc_compiler_emit_control_flow_instruction(struct vkd3d_dxbc_
--compiler->control_flow_depth; --compiler->control_flow_depth;
break; break;
case VKD3DSIH_BREAKP:
assert(compiler->control_flow_depth);
assert(cf_info->current_block == VKD3D_BLOCK_LOOP);
vkd3d_dxbc_compiler_emit_breakc(compiler, instruction, cf_info->u.loop.merge_block_id);
break;
case VKD3DSIH_RET: case VKD3DSIH_RET:
vkd3d_dxbc_compiler_emit_return(compiler, instruction); vkd3d_dxbc_compiler_emit_return(compiler, instruction);
@ -3361,6 +3387,7 @@ void vkd3d_dxbc_compiler_handle_instruction(struct vkd3d_dxbc_compiler *compiler
case VKD3DSIH_F32TOF16: case VKD3DSIH_F32TOF16:
vkd3d_dxbc_compiler_emit_f32tof16(compiler, instruction); vkd3d_dxbc_compiler_emit_f32tof16(compiler, instruction);
break; break;
case VKD3DSIH_BREAKP:
case VKD3DSIH_ELSE: case VKD3DSIH_ELSE:
case VKD3DSIH_ENDIF: case VKD3DSIH_ENDIF:
case VKD3DSIH_ENDLOOP: case VKD3DSIH_ENDLOOP: