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vkd3d-shader/hlsl: Store SM4 RCP in the vsir program.

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This commit is contained in:
Francisco Casas
2024-11-05 19:13:25 -03:00
committed by Henri Verbeet
parent 3c4889add3
commit 2e3f4a01bf
Notes: Henri Verbeet 2024-11-06 23:02:23 +01:00 
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1251
2 changed files with 45 additions and 39 deletions
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43
libs/vkd3d-shader/hlsl_codegen.c
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@@ -8018,6 +8018,33 @@ static void sm4_generate_vsir_expr_with_two_destinations(struct hlsl_ctx *ctx, s
vsir_src_from_hlsl_node(&ins->src[i], ctx, expr->operands[i].node, dst_param->write_mask);
}
static void sm4_generate_vsir_rcp_using_div(struct hlsl_ctx *ctx,
struct vsir_program *program, const struct hlsl_ir_expr *expr)
{
struct hlsl_ir_node *operand = expr->operands[0].node;
const struct hlsl_ir_node *instr = &expr->node;
struct vkd3d_shader_dst_param *dst_param;
struct hlsl_constant_value value = {0};
struct vkd3d_shader_instruction *ins;
VKD3D_ASSERT(type_is_float(expr->node.data_type));
if (!(ins = generate_vsir_add_program_instruction(ctx, program, &instr->loc, VKD3DSIH_DIV, 1, 2)))
return;
dst_param = &ins->dst[0];
vsir_dst_from_hlsl_node(dst_param, ctx, instr);
value.u[0].f = 1.0f;
value.u[1].f = 1.0f;
value.u[2].f = 1.0f;
value.u[3].f = 1.0f;
vsir_src_from_hlsl_constant_value(&ins->src[0], ctx, &value,
VKD3D_DATA_FLOAT, instr->data_type->dimx, dst_param->write_mask);
vsir_src_from_hlsl_node(&ins->src[1], ctx, operand, dst_param->write_mask);
}
static bool sm4_generate_vsir_instr_expr(struct hlsl_ctx *ctx,
struct vsir_program *program, struct hlsl_ir_expr *expr, const char *dst_type_name)
{
@@ -8141,6 +8168,22 @@ static bool sm4_generate_vsir_instr_expr(struct hlsl_ctx *ctx,
return false;
}
case HLSL_OP1_RCP:
switch (dst_type->e.numeric.type)
{
case HLSL_TYPE_FLOAT:
/* SM5 comes with a RCP opcode */
if (hlsl_version_ge(ctx, 5, 0))
generate_vsir_instr_expr_single_instr_op(ctx, program, expr, VKD3DSIH_RCP, 0, 0, true);
else
sm4_generate_vsir_rcp_using_div(ctx, program, expr);
return true;
default:
hlsl_fixme(ctx, &expr->node.loc, "SM4 %s rcp expression.", dst_type_name);
return false;
}
case HLSL_OP1_REINTERPRET:
generate_vsir_instr_expr_single_instr_op(ctx, program, expr, VKD3DSIH_MOV, 0, 0, true);
return true;