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vkd3d-shader/hlsl: Do not create a copy in add_assignment().

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Elizabeth Figura 2024-08-29 12:48:23 -05:00 committed by Henri Verbeet
parent eb7f5f7f68
commit f73a23f735
Notes: Henri Verbeet 2024-09-23 15:55:59 +02:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1071
1 changed files with 1 additions and 7 deletions
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8
libs/vkd3d-shader/hlsl.y
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@ -2063,7 +2063,6 @@ static bool add_assignment(struct hlsl_ctx *ctx, struct hlsl_block *block, struc
enum parse_assign_op assign_op, struct hlsl_ir_node *rhs) enum parse_assign_op assign_op, struct hlsl_ir_node *rhs)
{ {
struct hlsl_type *lhs_type = lhs->data_type; struct hlsl_type *lhs_type = lhs->data_type;
struct hlsl_ir_node *copy;
unsigned int writemask = 0, width = 0; unsigned int writemask = 0, width = 0;
bool matrix_writemask = false; bool matrix_writemask = false;
@ -2274,12 +2273,7 @@ static bool add_assignment(struct hlsl_ctx *ctx, struct hlsl_block *block, struc
hlsl_cleanup_deref(&deref); hlsl_cleanup_deref(&deref);
} }
/* Don't use the instruction itself as a source, as this makes structure block->value = rhs;
* splitting easier. Instead copy it here. Since we retrieve sources from
* the last instruction in the list, we do need to copy. */
if (!(copy = hlsl_new_copy(ctx, rhs)))
return false;
hlsl_block_add_instr(block, copy);
return true; return true;
} }