From 021fa28163a1a8a3bda83a615d20930d2b35c651 Mon Sep 17 00:00:00 2001 From: Jason Ekstrand Date: Tue, 20 Aug 2019 23:10:50 -0500 Subject: [PATCH] intel/nir: Add a helper for getting BRW_AOP from an intrinsic So many duplicated switch statements.... Reviewed-by: Kenneth Graunke --- src/intel/compiler/brw_fs_nir.cpp | 148 ++-------------------------- src/intel/compiler/brw_nir.c | 66 +++++++++++++ src/intel/compiler/brw_nir.h | 1 + src/intel/compiler/brw_vec4_nir.cpp | 33 +------ 4 files changed, 78 insertions(+), 170 deletions(-) diff --git a/src/intel/compiler/brw_fs_nir.cpp b/src/intel/compiler/brw_fs_nir.cpp index 8980163401a..2cf95459856 100644 --- a/src/intel/compiler/brw_fs_nir.cpp +++ b/src/intel/compiler/brw_fs_nir.cpp @@ -3654,20 +3654,6 @@ fs_visitor::nir_emit_fs_intrinsic(const fs_builder &bld, } } -static int -get_op_for_atomic_add(nir_intrinsic_instr *instr, unsigned src) -{ - if (nir_src_is_const(instr->src[src])) { - int64_t add_val = nir_src_as_int(instr->src[src]); - if (add_val == 1) - return BRW_AOP_INC; - else if (add_val == -1) - return BRW_AOP_DEC; - } - - return BRW_AOP_ADD; -} - void fs_visitor::nir_emit_cs_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr) @@ -3721,43 +3707,21 @@ fs_visitor::nir_emit_cs_intrinsic(const fs_builder &bld, } case nir_intrinsic_shared_atomic_add: - nir_emit_shared_atomic(bld, get_op_for_atomic_add(instr, 1), instr); - break; case nir_intrinsic_shared_atomic_imin: - nir_emit_shared_atomic(bld, BRW_AOP_IMIN, instr); - break; case nir_intrinsic_shared_atomic_umin: - nir_emit_shared_atomic(bld, BRW_AOP_UMIN, instr); - break; case nir_intrinsic_shared_atomic_imax: - nir_emit_shared_atomic(bld, BRW_AOP_IMAX, instr); - break; case nir_intrinsic_shared_atomic_umax: - nir_emit_shared_atomic(bld, BRW_AOP_UMAX, instr); - break; case nir_intrinsic_shared_atomic_and: - nir_emit_shared_atomic(bld, BRW_AOP_AND, instr); - break; case nir_intrinsic_shared_atomic_or: - nir_emit_shared_atomic(bld, BRW_AOP_OR, instr); - break; case nir_intrinsic_shared_atomic_xor: - nir_emit_shared_atomic(bld, BRW_AOP_XOR, instr); - break; case nir_intrinsic_shared_atomic_exchange: - nir_emit_shared_atomic(bld, BRW_AOP_MOV, instr); - break; case nir_intrinsic_shared_atomic_comp_swap: - nir_emit_shared_atomic(bld, BRW_AOP_CMPWR, instr); + nir_emit_shared_atomic(bld, brw_aop_for_nir_intrinsic(instr), instr); break; case nir_intrinsic_shared_atomic_fmin: - nir_emit_shared_atomic_float(bld, BRW_AOP_FMIN, instr); - break; case nir_intrinsic_shared_atomic_fmax: - nir_emit_shared_atomic_float(bld, BRW_AOP_FMAX, instr); - break; case nir_intrinsic_shared_atomic_fcomp_swap: - nir_emit_shared_atomic_float(bld, BRW_AOP_FCMPWR, instr); + nir_emit_shared_atomic_float(bld, brw_aop_for_nir_intrinsic(instr), instr); break; case nir_intrinsic_load_shared: { @@ -4046,61 +4010,11 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr bld.emit(SHADER_OPCODE_TYPED_SURFACE_WRITE_LOGICAL, fs_reg(), srcs, SURFACE_LOGICAL_NUM_SRCS); } else { - int op; unsigned num_srcs = info->num_srcs; - - switch (instr->intrinsic) { - case nir_intrinsic_image_atomic_add: - case nir_intrinsic_bindless_image_atomic_add: + int op = brw_aop_for_nir_intrinsic(instr); + if (op == BRW_AOP_INC || op == BRW_AOP_DEC) { assert(num_srcs == 4); - - op = get_op_for_atomic_add(instr, 3); - - if (op != BRW_AOP_ADD) - num_srcs = 3; - break; - case nir_intrinsic_image_atomic_imin: - case nir_intrinsic_bindless_image_atomic_imin: - assert(format == GL_R32I); - op = BRW_AOP_IMIN; - break; - case nir_intrinsic_image_atomic_umin: - case nir_intrinsic_bindless_image_atomic_umin: - assert(format == GL_R32UI); - op = BRW_AOP_UMIN; - break; - case nir_intrinsic_image_atomic_imax: - case nir_intrinsic_bindless_image_atomic_imax: - assert(format == GL_R32I); - op = BRW_AOP_IMAX; - break; - case nir_intrinsic_image_atomic_umax: - case nir_intrinsic_bindless_image_atomic_umax: - assert(format == GL_R32UI); - op = BRW_AOP_UMAX; - break; - case nir_intrinsic_image_atomic_and: - case nir_intrinsic_bindless_image_atomic_and: - op = BRW_AOP_AND; - break; - case nir_intrinsic_image_atomic_or: - case nir_intrinsic_bindless_image_atomic_or: - op = BRW_AOP_OR; - break; - case nir_intrinsic_image_atomic_xor: - case nir_intrinsic_bindless_image_atomic_xor: - op = BRW_AOP_XOR; - break; - case nir_intrinsic_image_atomic_exchange: - case nir_intrinsic_bindless_image_atomic_exchange: - op = BRW_AOP_MOV; - break; - case nir_intrinsic_image_atomic_comp_swap: - case nir_intrinsic_bindless_image_atomic_comp_swap: - op = BRW_AOP_CMPWR; - break; - default: - unreachable("Not reachable."); + num_srcs = 3; } srcs[SURFACE_LOGICAL_SRC_IMM_ARG] = brw_imm_ud(op); @@ -4472,43 +4386,21 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr break; case nir_intrinsic_global_atomic_add: - nir_emit_global_atomic(bld, get_op_for_atomic_add(instr, 1), instr); - break; case nir_intrinsic_global_atomic_imin: - nir_emit_global_atomic(bld, BRW_AOP_IMIN, instr); - break; case nir_intrinsic_global_atomic_umin: - nir_emit_global_atomic(bld, BRW_AOP_UMIN, instr); - break; case nir_intrinsic_global_atomic_imax: - nir_emit_global_atomic(bld, BRW_AOP_IMAX, instr); - break; case nir_intrinsic_global_atomic_umax: - nir_emit_global_atomic(bld, BRW_AOP_UMAX, instr); - break; case nir_intrinsic_global_atomic_and: - nir_emit_global_atomic(bld, BRW_AOP_AND, instr); - break; case nir_intrinsic_global_atomic_or: - nir_emit_global_atomic(bld, BRW_AOP_OR, instr); - break; case nir_intrinsic_global_atomic_xor: - nir_emit_global_atomic(bld, BRW_AOP_XOR, instr); - break; case nir_intrinsic_global_atomic_exchange: - nir_emit_global_atomic(bld, BRW_AOP_MOV, instr); - break; case nir_intrinsic_global_atomic_comp_swap: - nir_emit_global_atomic(bld, BRW_AOP_CMPWR, instr); + nir_emit_global_atomic(bld, brw_aop_for_nir_intrinsic(instr), instr); break; case nir_intrinsic_global_atomic_fmin: - nir_emit_global_atomic_float(bld, BRW_AOP_FMIN, instr); - break; case nir_intrinsic_global_atomic_fmax: - nir_emit_global_atomic_float(bld, BRW_AOP_FMAX, instr); - break; case nir_intrinsic_global_atomic_fcomp_swap: - nir_emit_global_atomic_float(bld, BRW_AOP_FCMPWR, instr); + nir_emit_global_atomic_float(bld, brw_aop_for_nir_intrinsic(instr), instr); break; case nir_intrinsic_load_ssbo: { @@ -4602,43 +4494,21 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr } case nir_intrinsic_ssbo_atomic_add: - nir_emit_ssbo_atomic(bld, get_op_for_atomic_add(instr, 2), instr); - break; case nir_intrinsic_ssbo_atomic_imin: - nir_emit_ssbo_atomic(bld, BRW_AOP_IMIN, instr); - break; case nir_intrinsic_ssbo_atomic_umin: - nir_emit_ssbo_atomic(bld, BRW_AOP_UMIN, instr); - break; case nir_intrinsic_ssbo_atomic_imax: - nir_emit_ssbo_atomic(bld, BRW_AOP_IMAX, instr); - break; case nir_intrinsic_ssbo_atomic_umax: - nir_emit_ssbo_atomic(bld, BRW_AOP_UMAX, instr); - break; case nir_intrinsic_ssbo_atomic_and: - nir_emit_ssbo_atomic(bld, BRW_AOP_AND, instr); - break; case nir_intrinsic_ssbo_atomic_or: - nir_emit_ssbo_atomic(bld, BRW_AOP_OR, instr); - break; case nir_intrinsic_ssbo_atomic_xor: - nir_emit_ssbo_atomic(bld, BRW_AOP_XOR, instr); - break; case nir_intrinsic_ssbo_atomic_exchange: - nir_emit_ssbo_atomic(bld, BRW_AOP_MOV, instr); - break; case nir_intrinsic_ssbo_atomic_comp_swap: - nir_emit_ssbo_atomic(bld, BRW_AOP_CMPWR, instr); + nir_emit_ssbo_atomic(bld, brw_aop_for_nir_intrinsic(instr), instr); break; case nir_intrinsic_ssbo_atomic_fmin: - nir_emit_ssbo_atomic_float(bld, BRW_AOP_FMIN, instr); - break; case nir_intrinsic_ssbo_atomic_fmax: - nir_emit_ssbo_atomic_float(bld, BRW_AOP_FMAX, instr); - break; case nir_intrinsic_ssbo_atomic_fcomp_swap: - nir_emit_ssbo_atomic_float(bld, BRW_AOP_FCMPWR, instr); + nir_emit_ssbo_atomic_float(bld, brw_aop_for_nir_intrinsic(instr), instr); break; case nir_intrinsic_get_buffer_size: { diff --git a/src/intel/compiler/brw_nir.c b/src/intel/compiler/brw_nir.c index 177e09654e0..bd5c5016550 100644 --- a/src/intel/compiler/brw_nir.c +++ b/src/intel/compiler/brw_nir.c @@ -1090,6 +1090,72 @@ brw_cmod_for_nir_comparison(nir_op op) } } +uint32_t +brw_aop_for_nir_intrinsic(const nir_intrinsic_instr *atomic) +{ + switch (atomic->intrinsic) { +#define AOP_CASE(atom) \ + case nir_intrinsic_image_atomic_##atom: \ + case nir_intrinsic_bindless_image_atomic_##atom: \ + case nir_intrinsic_ssbo_atomic_##atom: \ + case nir_intrinsic_shared_atomic_##atom: \ + case nir_intrinsic_global_atomic_##atom + + AOP_CASE(add): { + unsigned src_idx; + switch (atomic->intrinsic) { + case nir_intrinsic_image_atomic_add: + case nir_intrinsic_bindless_image_atomic_add: + src_idx = 3; + break; + case nir_intrinsic_ssbo_atomic_add: + src_idx = 2; + break; + case nir_intrinsic_shared_atomic_add: + case nir_intrinsic_global_atomic_add: + src_idx = 1; + break; + default: + unreachable("Invalid add atomic opcode"); + } + + if (nir_src_is_const(atomic->src[src_idx])) { + int64_t add_val = nir_src_as_int(atomic->src[src_idx]); + if (add_val == 1) + return BRW_AOP_INC; + else if (add_val == -1) + return BRW_AOP_DEC; + } + return BRW_AOP_ADD; + } + + AOP_CASE(imin): return BRW_AOP_IMIN; + AOP_CASE(umin): return BRW_AOP_UMIN; + AOP_CASE(imax): return BRW_AOP_IMAX; + AOP_CASE(umax): return BRW_AOP_UMAX; + AOP_CASE(and): return BRW_AOP_AND; + AOP_CASE(or): return BRW_AOP_OR; + AOP_CASE(xor): return BRW_AOP_XOR; + AOP_CASE(exchange): return BRW_AOP_MOV; + AOP_CASE(comp_swap): return BRW_AOP_CMPWR; + +#undef AOP_CASE +#define AOP_CASE(atom) \ + case nir_intrinsic_ssbo_atomic_##atom: \ + case nir_intrinsic_shared_atomic_##atom: \ + case nir_intrinsic_global_atomic_##atom + + AOP_CASE(fmin): return BRW_AOP_FMIN; + AOP_CASE(fmax): return BRW_AOP_FMAX; + AOP_CASE(fcomp_swap): return BRW_AOP_FCMPWR; + +#undef AOP_CASE + + default: + unreachable("Unsupported NIR atomic intrinsic"); + } +} + enum brw_reg_type brw_type_for_nir_type(const struct gen_device_info *devinfo, nir_alu_type type) { diff --git a/src/intel/compiler/brw_nir.h b/src/intel/compiler/brw_nir.h index 354d819d258..cccd9927273 100644 --- a/src/intel/compiler/brw_nir.h +++ b/src/intel/compiler/brw_nir.h @@ -147,6 +147,7 @@ void brw_nir_apply_key(nir_shader *nir, bool is_scalar); enum brw_conditional_mod brw_cmod_for_nir_comparison(nir_op op); +uint32_t brw_aop_for_nir_intrinsic(const nir_intrinsic_instr *atomic); enum brw_reg_type brw_type_for_nir_type(const struct gen_device_info *devinfo, nir_alu_type type); diff --git a/src/intel/compiler/brw_vec4_nir.cpp b/src/intel/compiler/brw_vec4_nir.cpp index fe9bc8f191f..6301c951144 100644 --- a/src/intel/compiler/brw_vec4_nir.cpp +++ b/src/intel/compiler/brw_vec4_nir.cpp @@ -548,46 +548,17 @@ vec4_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr) break; } - case nir_intrinsic_ssbo_atomic_add: { - int op = BRW_AOP_ADD; - - if (nir_src_is_const(instr->src[2])) { - int add_val = nir_src_as_int(instr->src[2]); - if (add_val == 1) - op = BRW_AOP_INC; - else if (add_val == -1) - op = BRW_AOP_DEC; - } - - nir_emit_ssbo_atomic(op, instr); - break; - } + case nir_intrinsic_ssbo_atomic_add: case nir_intrinsic_ssbo_atomic_imin: - nir_emit_ssbo_atomic(BRW_AOP_IMIN, instr); - break; case nir_intrinsic_ssbo_atomic_umin: - nir_emit_ssbo_atomic(BRW_AOP_UMIN, instr); - break; case nir_intrinsic_ssbo_atomic_imax: - nir_emit_ssbo_atomic(BRW_AOP_IMAX, instr); - break; case nir_intrinsic_ssbo_atomic_umax: - nir_emit_ssbo_atomic(BRW_AOP_UMAX, instr); - break; case nir_intrinsic_ssbo_atomic_and: - nir_emit_ssbo_atomic(BRW_AOP_AND, instr); - break; case nir_intrinsic_ssbo_atomic_or: - nir_emit_ssbo_atomic(BRW_AOP_OR, instr); - break; case nir_intrinsic_ssbo_atomic_xor: - nir_emit_ssbo_atomic(BRW_AOP_XOR, instr); - break; case nir_intrinsic_ssbo_atomic_exchange: - nir_emit_ssbo_atomic(BRW_AOP_MOV, instr); - break; case nir_intrinsic_ssbo_atomic_comp_swap: - nir_emit_ssbo_atomic(BRW_AOP_CMPWR, instr); + nir_emit_ssbo_atomic(brw_aop_for_nir_intrinsic(instr), instr); break; case nir_intrinsic_load_vertex_id: -- 2.30.2