From: Daniel Schürmann <daniel.schuerm...@campus.tu-berlin.de> Co-authored-by: Dave Airlie <airl...@redhat.com> Signed-off-by: Daniel Schürmann <daniel.schuerm...@campus.tu-berlin.de> --- src/amd/common/ac_nir_to_llvm.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+)
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c index cccc687157..1743c0bbe1 100644 --- a/src/amd/common/ac_nir_to_llvm.c +++ b/src/amd/common/ac_nir_to_llvm.c @@ -1675,6 +1675,10 @@ static void visit_alu(struct ac_nir_context *ctx, const nir_alu_instr *instr) case nir_op_unpack_half_2x16: src_components = 1; break; + case nir_op_cube_face_coord: + case nir_op_cube_face_index: + src_components = 3; + break; default: src_components = num_components; break; @@ -2076,6 +2080,30 @@ static void visit_alu(struct ac_nir_context *ctx, const nir_alu_instr *instr) break; } + case nir_op_cube_face_coord: { + src[0] = ac_to_float(&ctx->ac, src[0]); + LLVMValueRef results[2]; + LLVMValueRef in[3]; + for (unsigned chan = 0; chan < 3; chan++) + in[chan] = ac_llvm_extract_elem(&ctx->ac, src[0], chan); + results[0] = ac_build_intrinsic(&ctx->ac, "llvm.amdgcn.cubetc", + ctx->ac.f32, in, 3, AC_FUNC_ATTR_READNONE); + results[1] = ac_build_intrinsic(&ctx->ac, "llvm.amdgcn.cubesc", + ctx->ac.f32, in, 3, AC_FUNC_ATTR_READNONE); + result = ac_build_gather_values(&ctx->ac, results, 2); + break; + } + + case nir_op_cube_face_index: { + src[0] = ac_to_float(&ctx->ac, src[0]); + LLVMValueRef in[3]; + for (unsigned chan = 0; chan < 3; chan++) + in[chan] = ac_llvm_extract_elem(&ctx->ac, src[0], chan); + result = ac_build_intrinsic(&ctx->ac, "llvm.amdgcn.cubeid", + ctx->ac.f32, in, 3, AC_FUNC_ATTR_READNONE); + break; + } + default: fprintf(stderr, "Unknown NIR alu instr: "); nir_print_instr(&instr->instr, stderr); -- 2.14.1 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev