From b6e247cf0edfcbfac43b1ed67d17c85e0a94f0b3 Mon Sep 17 00:00:00 2001 From: Ian Romanick Date: Fri, 24 Aug 2018 17:23:26 -0700 Subject: [PATCH] i965/fs: Refactor image atomics to be a bit more like other atomics This greatly simplifies the next patch. Signed-off-by: Ian Romanick Reviewed-by: Caio Marcelo de Oliveira Filho --- src/intel/compiler/brw_fs_nir.cpp | 84 ++++++++++++++++--------------- 1 file changed, 44 insertions(+), 40 deletions(-) diff --git a/src/intel/compiler/brw_fs_nir.cpp b/src/intel/compiler/brw_fs_nir.cpp index 1b7ed5e92cc..68d16966eae 100644 --- a/src/intel/compiler/brw_fs_nir.cpp +++ b/src/intel/compiler/brw_fs_nir.cpp @@ -1795,36 +1795,6 @@ get_image_base_type(const glsl_type *type) } } -/** - * Get the appropriate atomic op for an image atomic intrinsic. - */ -static unsigned -get_image_atomic_op(nir_intrinsic_op op, const glsl_type *type) -{ - switch (op) { - case nir_intrinsic_image_deref_atomic_add: - return BRW_AOP_ADD; - case nir_intrinsic_image_deref_atomic_min: - return (get_image_base_type(type) == BRW_REGISTER_TYPE_D ? - BRW_AOP_IMIN : BRW_AOP_UMIN); - case nir_intrinsic_image_deref_atomic_max: - return (get_image_base_type(type) == BRW_REGISTER_TYPE_D ? - BRW_AOP_IMAX : BRW_AOP_UMAX); - case nir_intrinsic_image_deref_atomic_and: - return BRW_AOP_AND; - case nir_intrinsic_image_deref_atomic_or: - return BRW_AOP_OR; - case nir_intrinsic_image_deref_atomic_xor: - return BRW_AOP_XOR; - case nir_intrinsic_image_deref_atomic_exchange: - return BRW_AOP_MOV; - case nir_intrinsic_image_deref_atomic_comp_swap: - return BRW_AOP_CMPWR; - default: - unreachable("Not reachable."); - } -} - static fs_inst * emit_pixel_interpolater_send(const fs_builder &bld, enum opcode opcode, @@ -3918,26 +3888,60 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr const fs_reg image = get_nir_image_deref(deref); const fs_reg addr = retype(get_nir_src(instr->src[1]), BRW_REGISTER_TYPE_UD); - const fs_reg src0 = (info->num_srcs >= 4 ? - retype(get_nir_src(instr->src[3]), base_type) : - fs_reg()); - const fs_reg src1 = (info->num_srcs >= 5 ? - retype(get_nir_src(instr->src[4]), base_type) : - fs_reg()); fs_reg tmp; /* Emit an image load, store or atomic op. */ if (instr->intrinsic == nir_intrinsic_image_deref_load) tmp = emit_image_load(bld, image, addr, surf_dims, arr_dims, format); - - else if (instr->intrinsic == nir_intrinsic_image_deref_store) + else if (instr->intrinsic == nir_intrinsic_image_deref_store) { + const fs_reg src0 = retype(get_nir_src(instr->src[3]), base_type); emit_image_store(bld, image, addr, src0, surf_dims, arr_dims, var->data.image.write_only ? GL_NONE : format); + } else { + int op; + + switch (instr->intrinsic) { + case nir_intrinsic_image_deref_atomic_add: + op = BRW_AOP_ADD; + break; + case nir_intrinsic_image_deref_atomic_min: + op = (get_image_base_type(type) == BRW_REGISTER_TYPE_D ? + BRW_AOP_IMIN : BRW_AOP_UMIN); + break; + case nir_intrinsic_image_deref_atomic_max: + op = (get_image_base_type(type) == BRW_REGISTER_TYPE_D ? + BRW_AOP_IMAX : BRW_AOP_UMAX); + break; + case nir_intrinsic_image_deref_atomic_and: + op = BRW_AOP_AND; + break; + case nir_intrinsic_image_deref_atomic_or: + op = BRW_AOP_OR; + break; + case nir_intrinsic_image_deref_atomic_xor: + op = BRW_AOP_XOR; + break; + case nir_intrinsic_image_deref_atomic_exchange: + op = BRW_AOP_MOV; + break; + case nir_intrinsic_image_deref_atomic_comp_swap: + op = BRW_AOP_CMPWR; + break; + default: + unreachable("Not reachable."); + } + + const fs_reg src0 = (info->num_srcs >= 4 ? + retype(get_nir_src(instr->src[3]), base_type) : + fs_reg()); + const fs_reg src1 = (info->num_srcs >= 5 ? + retype(get_nir_src(instr->src[4]), base_type) : + fs_reg()); - else tmp = emit_image_atomic(bld, image, addr, src0, src1, surf_dims, arr_dims, dest_components, - get_image_atomic_op(instr->intrinsic, type)); + op); + } /* Assign the result. */ for (unsigned c = 0; c < dest_components; ++c) { -- 2.30.2