X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fglsl%2Fnir%2Fnir_lower_alu_to_scalar.c;h=710bb37409fd37c21b925f99c1f4333b762f875a;hb=aecbc93f2d1ff9de4e03a2b216e86dcb9a4ce414;hp=25bba4ef0b6a7f98c219abfb629bcfd3e8826c2e;hpb=447ddfc1371b1ca6e8a9fe53ea8ea6bca6dbd795;p=mesa.git

diff --git a/src/glsl/nir/nir_lower_alu_to_scalar.c b/src/glsl/nir/nir_lower_alu_to_scalar.c
index 25bba4ef0b6..710bb37409f 100644
--- a/src/glsl/nir/nir_lower_alu_to_scalar.c
+++ b/src/glsl/nir/nir_lower_alu_to_scalar.c
@@ -46,11 +46,11 @@ lower_reduction(nir_alu_instr *instr, nir_op chan_op, nir_op merge_op,
    for (unsigned i = 0; i < num_components; i++) {
       nir_alu_instr *chan = nir_alu_instr_create(mem_ctx, chan_op);
       nir_alu_ssa_dest_init(chan, 1);
-      nir_alu_src_copy(&chan->src[0], &instr->src[0], mem_ctx);
+      nir_alu_src_copy(&chan->src[0], &instr->src[0], chan);
       chan->src[0].swizzle[0] = chan->src[0].swizzle[i];
       if (nir_op_infos[chan_op].num_inputs > 1) {
          assert(nir_op_infos[chan_op].num_inputs == 2);
-         nir_alu_src_copy(&chan->src[1], &instr->src[1], mem_ctx);
+         nir_alu_src_copy(&chan->src[1], &instr->src[1], chan);
          chan->src[1].swizzle[0] = chan->src[1].swizzle[i];
       }
 
@@ -70,8 +70,7 @@ lower_reduction(nir_alu_instr *instr, nir_op chan_op, nir_op merge_op,
    }
 
    assert(instr->dest.write_mask == 1);
-   nir_ssa_def_rewrite_uses(&instr->dest.dest.ssa, nir_src_for_ssa(last),
-                            mem_ctx);
+   nir_ssa_def_rewrite_uses(&instr->dest.dest.ssa, nir_src_for_ssa(last));
    nir_instr_remove(&instr->instr);
 }
 
@@ -100,6 +99,21 @@ lower_alu_instr_scalar(nir_alu_instr *instr, void *mem_ctx)
        */
       return;
 
+   case nir_op_unpack_unorm_4x8:
+   case nir_op_unpack_snorm_4x8:
+   case nir_op_unpack_unorm_2x16:
+   case nir_op_unpack_snorm_2x16:
+      /* There is no scalar version of these ops, unless we were to break it
+       * down to bitshifts and math (which is definitely not intended).
+       */
+      return;
+
+   case nir_op_unpack_half_2x16:
+      /* We could split this into unpack_half_2x16_split_[xy], but should
+       * we?
+       */
+      return;
+
       LOWER_REDUCTION(nir_op_fdot, nir_op_fmul, nir_op_fadd);
       LOWER_REDUCTION(nir_op_ball_fequal, nir_op_feq, nir_op_iand);
       LOWER_REDUCTION(nir_op_ball_iequal, nir_op_ieq, nir_op_iand);
@@ -138,7 +152,7 @@ lower_alu_instr_scalar(nir_alu_instr *instr, void *mem_ctx)
          unsigned src_chan = (nir_op_infos[instr->op].input_sizes[i] == 1 ?
                               0 : chan);
 
-         nir_alu_src_copy(&lower->src[i], &instr->src[i], mem_ctx);
+         nir_alu_src_copy(&lower->src[i], &instr->src[i], lower);
          for (int j = 0; j < 4; j++)
             lower->src[i].swizzle[j] = instr->src[i].swizzle[src_chan];
       }
@@ -153,8 +167,7 @@ lower_alu_instr_scalar(nir_alu_instr *instr, void *mem_ctx)
    nir_instr_insert_before(&instr->instr, &vec_instr->instr);
 
    nir_ssa_def_rewrite_uses(&instr->dest.dest.ssa,
-                            nir_src_for_ssa(&vec_instr->dest.dest.ssa),
-                            mem_ctx);
+                            nir_src_for_ssa(&vec_instr->dest.dest.ssa));
 
    nir_instr_remove(&instr->instr);
 }
@@ -164,7 +177,7 @@ lower_alu_to_scalar_block(nir_block *block, void *data)
 {
    nir_foreach_instr_safe(block, instr) {
       if (instr->type == nir_instr_type_alu)
-         lower_alu_instr_scalar((nir_alu_instr *)instr, data);
+         lower_alu_instr_scalar(nir_instr_as_alu(instr), data);
    }
 
    return true;