[PATCH vkd3d 1/5] vkd3d-shader: Factor out hlsl_new_copy().
Zebediah Figura
zfigura at codeweavers.com
Tue Mar 16 16:31:52 CDT 2021
Signed-off-by: Zebediah Figura <zfigura at codeweavers.com>
---
libs/vkd3d-shader/hlsl.c | 6 ++++++
libs/vkd3d-shader/hlsl.h | 1 +
libs/vkd3d-shader/hlsl.y | 8 +++-----
3 files changed, 10 insertions(+), 5 deletions(-)
diff --git a/libs/vkd3d-shader/hlsl.c b/libs/vkd3d-shader/hlsl.c
index 19c0e2e4..988f64dc 100644
--- a/libs/vkd3d-shader/hlsl.c
+++ b/libs/vkd3d-shader/hlsl.c
@@ -382,6 +382,12 @@ struct hlsl_ir_expr *hlsl_new_cast(struct hlsl_ir_node *node, struct hlsl_type *
return hlsl_ir_expr(cast);
}
+struct hlsl_ir_expr *hlsl_new_copy(struct hlsl_ir_node *node)
+{
+ /* Use a cast to the same type as a makeshift identity expression. */
+ return hlsl_new_cast(node, node->data_type, &node->loc);
+}
+
struct hlsl_ir_var *hlsl_new_var(const char *name, struct hlsl_type *type, const struct vkd3d_shader_location loc,
const char *semantic, unsigned int modifiers, const struct hlsl_reg_reservation *reg_reservation)
{
diff --git a/libs/vkd3d-shader/hlsl.h b/libs/vkd3d-shader/hlsl.h
index 5a2f6af1..92ac5270 100644
--- a/libs/vkd3d-shader/hlsl.h
+++ b/libs/vkd3d-shader/hlsl.h
@@ -525,6 +525,7 @@ struct hlsl_ir_node *hlsl_new_binary_expr(enum hlsl_ir_expr_op op, struct hlsl_i
struct hlsl_ir_node *arg2) DECLSPEC_HIDDEN;
struct hlsl_ir_expr *hlsl_new_cast(struct hlsl_ir_node *node, struct hlsl_type *type,
struct vkd3d_shader_location *loc) DECLSPEC_HIDDEN;
+struct hlsl_ir_expr *hlsl_new_copy(struct hlsl_ir_node *node) DECLSPEC_HIDDEN;
struct hlsl_ir_function_decl *hlsl_new_func_decl(struct hlsl_ctx *ctx, struct hlsl_type *return_type,
struct list *parameters, const char *semantic, struct vkd3d_shader_location loc) DECLSPEC_HIDDEN;
struct hlsl_ir_if *hlsl_new_if(struct hlsl_ir_node *condition, struct vkd3d_shader_location loc) DECLSPEC_HIDDEN;
diff --git a/libs/vkd3d-shader/hlsl.y b/libs/vkd3d-shader/hlsl.y
index 6fceafb6..afac0ab3 100644
--- a/libs/vkd3d-shader/hlsl.y
+++ b/libs/vkd3d-shader/hlsl.y
@@ -1336,9 +1336,8 @@ static struct hlsl_ir_node *add_assignment(struct hlsl_ctx *ctx, struct list *in
/* Don't use the instruction itself as a source, as this makes structure
* splitting easier. Instead copy it here. Since we retrieve sources from
- * the last instruction in the list, we do need to copy. Use a cast
- * instruction to the same type as a makeshift identity expression. */
- if (!(copy = hlsl_new_cast(rhs, rhs->data_type, &lhs->loc)))
+ * the last instruction in the list, we do need to copy. */
+ if (!(copy = hlsl_new_copy(rhs)))
return NULL;
list_add_tail(instrs, ©->node.entry);
return ©->node;
@@ -1365,8 +1364,7 @@ static bool add_increment(struct hlsl_ctx *ctx, struct list *instrs, bool decrem
{
struct hlsl_ir_expr *copy;
- /* Use a cast to the same type as a makeshift identity expression. */
- if (!(copy = hlsl_new_cast(lhs, lhs->data_type, &lhs->loc)))
+ if (!(copy = hlsl_new_copy(lhs)))
return false;
list_add_tail(instrs, ©->node.entry);
--
2.30.1
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