nir: use proper array sizing define for vectors

If we increase the vector size in the future it would be good
to not have to fix these up, this should change nothing at present.

Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>

diff --git a/src/compiler/nir/nir_opt_copy_propagate.c b/src/compiler/nir/nir_opt_copy_propagate.c
index 10b81c0a68435857ec2082cc5e84221fdf2de40b..909839ad962f9b71687ee6a0e7ec119bb917d988 100644 (file)
--- a/src/compiler/nir/nir_opt_copy_propagate.c
+++ b/src/compiler/nir/nir_opt_copy_propagate.c
@@ -142,17 +142,17 @@ copy_prop_alu_src(nir_alu_instr *parent_alu_instr, unsigned index)
       return false;
 
    nir_ssa_def *def;
-   unsigned new_swizzle[4] = {0, 0, 0, 0};
+   unsigned new_swizzle[NIR_MAX_VEC_COMPONENTS] = {0, 0, 0, 0};
 
    if (alu_instr->op == nir_op_fmov ||
        alu_instr->op == nir_op_imov) {
-      for (unsigned i = 0; i < 4; i++)
+      for (unsigned i = 0; i < NIR_MAX_VEC_COMPONENTS; i++)
          new_swizzle[i] = alu_instr->src[0].swizzle[src->swizzle[i]];
       def = alu_instr->src[0].src.ssa;
    } else {
       def = NULL;
 
-      for (unsigned i = 0; i < 4; i++) {
+      for (unsigned i = 0; i < NIR_MAX_VEC_COMPONENTS; i++) {
          if (!nir_alu_instr_channel_used(parent_alu_instr, index, i))
             continue;
 
@@ -167,7 +167,7 @@ copy_prop_alu_src(nir_alu_instr *parent_alu_instr, unsigned index)
       }
    }
 
-   for (unsigned i = 0; i < 4; i++)
+   for (unsigned i = 0; i < NIR_MAX_VEC_COMPONENTS; i++)
       src->swizzle[i] = new_swizzle[i];
 
    nir_instr_rewrite_src(&parent_alu_instr->instr, &src->src,