[PATCH vkd3d] vkd3d-shader/hlsl: Ensure that SM4 endif has 0 source registers.

[Francisco Casas]

Signed-off-by: Francisco Casas 
---
 libs/vkd3d-shader/hlsl_sm4.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libs/vkd3d-shader/hlsl_sm4.c b/libs/vkd3d-shader/hlsl_sm4.c
index 872118c1..6a2b52cb 100644
--- a/libs/vkd3d-shader/hlsl_sm4.c
+++ b/libs/vkd3d-shader/hlsl_sm4.c
@@ -1854,28 +1854,29 @@ static void write_sm4_expr(struct hlsl_ctx *ctx,
 static void write_sm4_if(struct hlsl_ctx *ctx, struct vkd3d_bytecode_buffer *buffer, const struct hlsl_ir_if *iff)
 {
     struct sm4_instruction instr =
     {
         .opcode = VKD3D_SM4_OP_IF | VKD3D_SM4_CONDITIONAL_NZ,
         .src_count = 1,
     };

assert(iff->condition.node->data_type->dimx == 1);

sm4_src_from_node(&instr.srcs[0], iff->condition.node, VKD3DSP_WRITEMASK_ALL);
     write_sm4_instruction(buffer, &instr);

write_sm4_block(ctx, buffer, &iff->then_instrs);

if (!list_empty(&iff->else_instrs.instrs))
     {
         instr.opcode = VKD3D_SM4_OP_ELSE;
         instr.src_count = 0;
         write_sm4_instruction(buffer, &instr);

write_sm4_block(ctx, buffer, &iff->else_instrs);
     }

instr.opcode = VKD3D_SM4_OP_ENDIF;
+    instr.src_count = 0;
     write_sm4_instruction(buffer, &instr);
 }