pan/midgard: Extract simple source mod check

Signed-off-by: Alyssa Rosenzweig <[email protected]>

1 files changed, 13 insertions, 1 deletions

diff --git a/src/panfrost/midgard/mir.c b/src/panfrost/midgard/mir.c
index 2d100728724..225b0680f3f 100644
--- a/src/panfrost/midgard/mir.c
+++ b/src/panfrost/midgard/mir.c
@@ -108,7 +108,7 @@ mir_single_use(compiler_context *ctx, unsigned value)
         return mir_use_count(ctx, value) <= 1;
 }
 
-bool
+static bool
 mir_nontrivial_raw_mod(midgard_vector_alu_src src, bool is_int)
 {
         if (is_int)
@@ -133,6 +133,7 @@ mir_nontrivial_mod(midgard_vector_alu_src src, bool is_int, unsigned mask)
 
         return false;
 }
+
 bool
 mir_nontrivial_source2_mod(midgard_instruction *ins)
 {
@@ -145,6 +146,17 @@ mir_nontrivial_source2_mod(midgard_instruction *ins)
 }
 
 bool
+mir_nontrivial_source2_mod_simple(midgard_instruction *ins)
+{
+        bool is_int = midgard_is_integer_op(ins->alu.op);
+
+        midgard_vector_alu_src src2 =
+                vector_alu_from_unsigned(ins->alu.src2);
+
+        return mir_nontrivial_raw_mod(src2, is_int) && !src2.half;
+}
+
+bool
 mir_nontrivial_outmod(midgard_instruction *ins)
 {
         bool is_int = midgard_is_integer_op(ins->alu.op);