diff options
| -rw-r--r-- | src/amd/common/ac_nir_to_llvm.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c index cdcc154fc02..c622c006cec 100644 --- a/src/amd/common/ac_nir_to_llvm.c +++ b/src/amd/common/ac_nir_to_llvm.c @@ -3453,6 +3453,15 @@ static void tex_fetch_ptrs(struct nir_to_llvm_context *ctx, *fmask_ptr = get_sampler_desc(ctx, instr->texture, DESC_FMASK); } +static LLVMValueRef apply_round_slice(struct nir_to_llvm_context *ctx, + LLVMValueRef coord) +{ + coord = to_float(ctx, coord); + coord = ac_emit_llvm_intrinsic(&ctx->ac, "llvm.rint.f32", ctx->f32, &coord, 1, 0); + coord = to_integer(ctx, coord); + return coord; +} + static void visit_tex(struct nir_to_llvm_context *ctx, nir_tex_instr *instr) { LLVMValueRef result = NULL; @@ -3614,15 +3623,16 @@ static void visit_tex(struct nir_to_llvm_context *ctx, nir_tex_instr *instr) /* Pack texture coordinates */ if (coord) { address[count++] = coords[0]; - if (instr->coord_components > 1) + if (instr->coord_components > 1) { + if (instr->sampler_dim == GLSL_SAMPLER_DIM_1D && instr->is_array && instr->op != nir_texop_txf) { + coords[1] = apply_round_slice(ctx, coords[1]); + } address[count++] = coords[1]; + } if (instr->coord_components > 2) { /* This seems like a bit of a hack - but it passes Vulkan CTS with it */ if (instr->sampler_dim != GLSL_SAMPLER_DIM_3D && instr->op != nir_texop_txf) { - coords[2] = to_float(ctx, coords[2]); - coords[2] = ac_emit_llvm_intrinsic(&ctx->ac, "llvm.rint.f32", ctx->f32, &coords[2], - 1, 0); - coords[2] = to_integer(ctx, coords[2]); + coords[2] = apply_round_slice(ctx, coords[2]); } address[count++] = coords[2]; } |