On 1/6/22 11:39, Francisco Casas wrote:
Signed-off-by: Francisco Casas <fcasas(a)codeweavers.com> --- libs/vkd3d-shader/hlsl_constant_ops.c | 45 ++++++++++++++++++++++++--- 1 file changed, 40 insertions(+), 5 deletions(-)
diff --git a/libs/vkd3d-shader/hlsl_constant_ops.c b/libs/vkd3d-shader/hlsl_constant_ops.c index 3a778837..8279c58b 100644 --- a/libs/vkd3d-shader/hlsl_constant_ops.c +++ b/libs/vkd3d-shader/hlsl_constant_ops.c @@ -20,6 +20,43 @@
#include "hlsl.h"
+static int constant_op2_add(struct hlsl_ctx *ctx, struct hlsl_ir_constant *tgt,
"dst" is a bit more usual than "tgt". Also, why does this function return int instead of bool?
+ struct hlsl_ir_constant *src1, struct hlsl_ir_constant *src2) +{ + enum hlsl_base_type type = tgt->node.data_type->base_type; + uint32_t u1, u2; + + assert(type == src1->node.data_type->base_type); + assert(type == src2->node.data_type->base_type); + + for (int k = 0; k < 4; k++) + { + switch (type) + { + case HLSL_TYPE_FLOAT: + case HLSL_TYPE_HALF: + tgt->value[k].f = src1->value[k].f + src2->value[k].f; + break; + case HLSL_TYPE_DOUBLE: + tgt->value[k].d = src1->value[k].d + src2->value[k].d; + break; + case HLSL_TYPE_INT: + u1 = src1->value[k].i; + u2 = src2->value[k].i; + tgt->value[k].i = (int32_t)(u1 + u2); + break;
It seems simpler just to fall through to the next case.
+ case HLSL_TYPE_UINT: + tgt->value[k].u = src1->value[k].u + src2->value[k].u; + break; + default: + FIXME("Fold \"%s\" for type %s.", debug_hlsl_expr_op(HLSL_OP2_ADD), + debug_hlsl_type(ctx, tgt->node.data_type)); + return 0; + } + } + return 1; +} +