i965/vs: Add a function for how many MRFs get written as part of a SEND.

[mesa.git] / src / mesa / drivers / dri / i965 / brw_vec4.h

diff --git a/src/mesa/drivers/dri/i965/brw_vec4.h b/src/mesa/drivers/dri/i965/brw_vec4.h
index 317c981a40a3f5ab62e7ef05dc99a21d6139dd7a..900c0a9037fbd0825f9cf71fef0d66932d2cd520 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_vec4.h
+++ b/src/mesa/drivers/dri/i965/brw_vec4.h
@@ -441,6 +441,8 @@ public:
    vec4_instruction *SCRATCH_READ(dst_reg dst, src_reg index);
    vec4_instruction *SCRATCH_WRITE(dst_reg dst, src_reg src, src_reg index);
 
+   int implied_mrf_writes(vec4_instruction *inst);
+
    bool try_rewrite_rhs_to_dst(ir_assignment *ir,
                               dst_reg dst,
                               src_reg src,