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-rw-r--r--rtl/gfx/gfx_sp_select.sv25
1 files changed, 25 insertions, 0 deletions
diff --git a/rtl/gfx/gfx_sp_select.sv b/rtl/gfx/gfx_sp_select.sv
new file mode 100644
index 0000000..46b23c9
--- /dev/null
+++ b/rtl/gfx/gfx_sp_select.sv
@@ -0,0 +1,25 @@
+`include "gfx/gfx_defs.sv"
+
+module gfx_sp_select
+(
+ input logic clk,
+
+ input vec4 a,
+ b,
+ input shuffler_deco deco,
+ input logic stall,
+
+ output vec4 out
+);
+
+ always_ff @(posedge clk)
+ if (!stall)
+ for (integer i = 0; i < `FLOATS_PER_VEC; ++i)
+ if (deco.is_broadcast)
+ out[i] <= deco.imm;
+ else if (deco.select_mask[i])
+ out[i] <= b[i];
+ else
+ out[i] <= a[i];
+
+endmodule