diff --git a/src/gallium/auxiliary/nir/tgsi_to_nir.c b/src/gallium/auxiliary/nir/tgsi_to_nir.c
index edc771ee8f2..f4e777d6fa9 100644
--- a/src/gallium/auxiliary/nir/tgsi_to_nir.c
+++ b/src/gallium/auxiliary/nir/tgsi_to_nir.c
@@ -1195,7 +1195,6 @@ ttn_tex(struct ttn_compile *c, nir_def **src)
       samp = 2;
       break;
    case TGSI_OPCODE_TXL:
-   case TGSI_OPCODE_TEX_LZ:
       op = nir_texop_txl;
       num_srcs = 2;
       break;
@@ -1205,7 +1204,6 @@ ttn_tex(struct ttn_compile *c, nir_def **src)
       samp = 2;
       break;
    case TGSI_OPCODE_TXF:
-   case TGSI_OPCODE_TXF_LZ:
       if (tgsi_inst->Texture.Texture == TGSI_TEXTURE_2D_MSAA ||
           tgsi_inst->Texture.Texture == TGSI_TEXTURE_2D_ARRAY_MSAA) {
          op = nir_texop_txf_ms;
@@ -1322,12 +1320,8 @@ ttn_tex(struct ttn_compile *c, nir_def **src)
       src_number++;
    }
 
-   if (tgsi_inst->Instruction.Opcode == TGSI_OPCODE_TXL ||
-       tgsi_inst->Instruction.Opcode == TGSI_OPCODE_TEX_LZ) {
-      if (tgsi_inst->Instruction.Opcode == TGSI_OPCODE_TEX_LZ)
-         instr->src[src_number].src = nir_src_for_ssa(nir_imm_int(b, 0));
-      else
-         instr->src[src_number].src = nir_src_for_ssa(ttn_channel(b, src[0], W));
+   if (tgsi_inst->Instruction.Opcode == TGSI_OPCODE_TXL) {
+      instr->src[src_number].src = nir_src_for_ssa(ttn_channel(b, src[0], W));
       instr->src[src_number].src_type = nir_tex_src_lod;
       src_number++;
    }
@@ -1338,16 +1332,12 @@ ttn_tex(struct ttn_compile *c, nir_def **src)
       src_number++;
    }
 
-   if (tgsi_inst->Instruction.Opcode == TGSI_OPCODE_TXF ||
-       tgsi_inst->Instruction.Opcode == TGSI_OPCODE_TXF_LZ) {
+   if (tgsi_inst->Instruction.Opcode == TGSI_OPCODE_TXF) {
       if (op == nir_texop_txf_ms) {
          instr->src[src_number] = nir_tex_src_for_ssa(nir_tex_src_ms_index,
                                                       ttn_channel(b, src[0], W));
       } else {
-         if (tgsi_inst->Instruction.Opcode == TGSI_OPCODE_TXF_LZ)
-            instr->src[src_number].src = nir_src_for_ssa(nir_imm_int(b, 0));
-         else
-            instr->src[src_number].src = nir_src_for_ssa(ttn_channel(b, src[0], W));
+         instr->src[src_number].src = nir_src_for_ssa(ttn_channel(b, src[0], W));
          instr->src[src_number].src_type = nir_tex_src_lod;
       }
       src_number++;
@@ -1661,11 +1651,9 @@ static const nir_op op_trans[TGSI_OPCODE_LAST] = {
    [TGSI_OPCODE_SLT] = nir_op_slt,
    [TGSI_OPCODE_SGE] = nir_op_sge,
    [TGSI_OPCODE_MAD] = nir_op_ffma,
-   [TGSI_OPCODE_TEX_LZ] = 0,
    [TGSI_OPCODE_LRP] = 0,
    [TGSI_OPCODE_SQRT] = nir_op_fsqrt,
    [TGSI_OPCODE_FRC] = nir_op_ffract,
-   [TGSI_OPCODE_TXF_LZ] = 0,
    [TGSI_OPCODE_FLR] = nir_op_ffloor,
    [TGSI_OPCODE_ROUND] = nir_op_fround_even,
    [TGSI_OPCODE_EX2] = nir_op_fexp2,
@@ -1951,7 +1939,6 @@ ttn_emit_instruction(struct ttn_compile *c)
       break;
 
    case TGSI_OPCODE_TEX:
-   case TGSI_OPCODE_TEX_LZ:
    case TGSI_OPCODE_TXP:
    case TGSI_OPCODE_TXL:
    case TGSI_OPCODE_TXB:
@@ -1960,7 +1947,6 @@ ttn_emit_instruction(struct ttn_compile *c)
    case TGSI_OPCODE_TXL2:
    case TGSI_OPCODE_TXB2:
    case TGSI_OPCODE_TXF:
-   case TGSI_OPCODE_TXF_LZ:
    case TGSI_OPCODE_TG4:
    case TGSI_OPCODE_LODQ:
       dst = ttn_tex(c, src);