Re: [Mesa-dev] [PATCH 08/10] intel/fs: Remove existing lower_conversions pass.
On Mon, 2019-01-07 at 12:02 -0800, Francisco Jerez wrote: > Iago Toral writes: > > > On Sat, 2018-12-29 at 12:39 -0800, Francisco Jerez wrote: > > > It's redundant with the functionality provided by lower_regioning > > > now. > > > --- > > > src/intel/Makefile.sources| 1 - > > > src/intel/compiler/brw_fs.cpp | 1 - > > > src/intel/compiler/brw_fs.h | 1 - > > > .../compiler/brw_fs_lower_conversions.cpp | 132 > > > > > > -- > > > src/intel/compiler/meson.build| 1 - > > > 5 files changed, 136 deletions(-) > > > delete mode 100644 > > > src/intel/compiler/brw_fs_lower_conversions.cpp > > > > > > diff --git a/src/intel/Makefile.sources > > > b/src/intel/Makefile.sources > > > index 6b9874d2b80..fe06a57b42e 100644 > > > --- a/src/intel/Makefile.sources > > > +++ b/src/intel/Makefile.sources > > > @@ -62,7 +62,6 @@ COMPILER_FILES = \ > > > compiler/brw_fs.h \ > > > compiler/brw_fs_live_variables.cpp \ > > > compiler/brw_fs_live_variables.h \ > > > - compiler/brw_fs_lower_conversions.cpp \ > > > compiler/brw_fs_lower_pack.cpp \ > > > compiler/brw_fs_lower_regioning.cpp \ > > > compiler/brw_fs_nir.cpp \ > > > diff --git a/src/intel/compiler/brw_fs.cpp > > > b/src/intel/compiler/brw_fs.cpp > > > index caa7a798332..d6280d558ec 100644 > > > --- a/src/intel/compiler/brw_fs.cpp > > > +++ b/src/intel/compiler/brw_fs.cpp > > > @@ -6472,7 +6472,6 @@ fs_visitor::optimize() > > > } > > > > > > progress = false; > > > - OPT(lower_conversions); > > > OPT(lower_regioning); > > > if (progress) { > > >OPT(opt_copy_propagation); > > > > If you didn't do this in the previous patch, then maybe do it here: > > > > if (OPT(lower_regioning)) { > >... > > } > > > > and avoid resetting progress. > > > > I left this lying around because there is another legalization pass > coming up that should cause the same post-lowering optimization > passes > to be executed if progress is made. I can clean things up though if > you > like, and re-introduce the reset of the progress flag in the future > commit. If we are still going to need it soon I think it is fine to leave it like this. > > > diff --git a/src/intel/compiler/brw_fs.h > > > b/src/intel/compiler/brw_fs.h > > > index 36825754931..7edaa3af43c 100644 > > > --- a/src/intel/compiler/brw_fs.h > > > +++ b/src/intel/compiler/brw_fs.h > > > @@ -165,7 +165,6 @@ public: > > > bool lower_load_payload(); > > > bool lower_pack(); > > > bool lower_regioning(); > > > - bool lower_conversions(); > > > bool lower_logical_sends(); > > > bool lower_integer_multiplication(); > > > bool lower_minmax(); > > > diff --git a/src/intel/compiler/brw_fs_lower_conversions.cpp > > > b/src/intel/compiler/brw_fs_lower_conversions.cpp > > > deleted file mode 100644 > > > index 145fb55f995..000 > > > --- a/src/intel/compiler/brw_fs_lower_conversions.cpp > > > +++ /dev/null > > > @@ -1,132 +0,0 @@ > > > -/* > > > - * Copyright © 2015 Connor Abbott > > > - * > > > - * Permission is hereby granted, free of charge, to any person > > > obtaining a > > > - * copy of this software and associated documentation files (the > > > "Software"), > > > - * to deal in the Software without restriction, including > > > without > > > limitation > > > - * the rights to use, copy, modify, merge, publish, distribute, > > > sublicense, > > > - * and/or sell copies of the Software, and to permit persons to > > > whom > > > the > > > - * Software is furnished to do so, subject to the following > > > conditions: > > > - * > > > - * The above copyright notice and this permission notice > > > (including > > > the next > > > - * paragraph) shall be included in all copies or substantial > > > portions of the > > > - * Software. > > > - * > > > - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY > > > KIND, > > > EXPRESS OR > > > - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF > > > MERCHANTABILITY, > > > - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO > > > EVENT SHALL > > > - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, > > > DAMAGES > > > OR OTHER > > > - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR > > > OTHERWISE, > > > ARISING > > > - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR > > > OTHER DEALINGS > > > - * IN THE SOFTWARE. > > > - */ > > > - > > > -#include "brw_fs.h" > > > -#include "brw_cfg.h" > > > -#include "brw_fs_builder.h" > > > - > > > -using namespace brw; > > > - > > > -static bool > > > -supports_type_conversion(const fs_inst *inst) { > > > - switch (inst->opcode) { > > > - case BRW_OPCODE_MOV: > > > - case SHADER_OPCODE_MOV_INDIRECT: > > > - return true; > > > - case BRW_OPCODE_SEL: > > > - return inst->dst.type == get_exec_type(inst); > > > - default: > > > - /* FIXME: We assume the opcodes don't explicitly mentioned > > > -
Re: [Mesa-dev] [PATCH 08/10] intel/fs: Remove existing lower_conversions pass.
Iago Toral writes: > On Sat, 2018-12-29 at 12:39 -0800, Francisco Jerez wrote: >> It's redundant with the functionality provided by lower_regioning >> now. >> --- >> src/intel/Makefile.sources| 1 - >> src/intel/compiler/brw_fs.cpp | 1 - >> src/intel/compiler/brw_fs.h | 1 - >> .../compiler/brw_fs_lower_conversions.cpp | 132 >> -- >> src/intel/compiler/meson.build| 1 - >> 5 files changed, 136 deletions(-) >> delete mode 100644 src/intel/compiler/brw_fs_lower_conversions.cpp >> >> diff --git a/src/intel/Makefile.sources b/src/intel/Makefile.sources >> index 6b9874d2b80..fe06a57b42e 100644 >> --- a/src/intel/Makefile.sources >> +++ b/src/intel/Makefile.sources >> @@ -62,7 +62,6 @@ COMPILER_FILES = \ >> compiler/brw_fs.h \ >> compiler/brw_fs_live_variables.cpp \ >> compiler/brw_fs_live_variables.h \ >> -compiler/brw_fs_lower_conversions.cpp \ >> compiler/brw_fs_lower_pack.cpp \ >> compiler/brw_fs_lower_regioning.cpp \ >> compiler/brw_fs_nir.cpp \ >> diff --git a/src/intel/compiler/brw_fs.cpp >> b/src/intel/compiler/brw_fs.cpp >> index caa7a798332..d6280d558ec 100644 >> --- a/src/intel/compiler/brw_fs.cpp >> +++ b/src/intel/compiler/brw_fs.cpp >> @@ -6472,7 +6472,6 @@ fs_visitor::optimize() >> } >> >> progress = false; >> - OPT(lower_conversions); >> OPT(lower_regioning); >> if (progress) { >>OPT(opt_copy_propagation); > > If you didn't do this in the previous patch, then maybe do it here: > > if (OPT(lower_regioning)) { >... > } > > and avoid resetting progress. > I left this lying around because there is another legalization pass coming up that should cause the same post-lowering optimization passes to be executed if progress is made. I can clean things up though if you like, and re-introduce the reset of the progress flag in the future commit. >> diff --git a/src/intel/compiler/brw_fs.h >> b/src/intel/compiler/brw_fs.h >> index 36825754931..7edaa3af43c 100644 >> --- a/src/intel/compiler/brw_fs.h >> +++ b/src/intel/compiler/brw_fs.h >> @@ -165,7 +165,6 @@ public: >> bool lower_load_payload(); >> bool lower_pack(); >> bool lower_regioning(); >> - bool lower_conversions(); >> bool lower_logical_sends(); >> bool lower_integer_multiplication(); >> bool lower_minmax(); >> diff --git a/src/intel/compiler/brw_fs_lower_conversions.cpp >> b/src/intel/compiler/brw_fs_lower_conversions.cpp >> deleted file mode 100644 >> index 145fb55f995..000 >> --- a/src/intel/compiler/brw_fs_lower_conversions.cpp >> +++ /dev/null >> @@ -1,132 +0,0 @@ >> -/* >> - * Copyright © 2015 Connor Abbott >> - * >> - * Permission is hereby granted, free of charge, to any person >> obtaining a >> - * copy of this software and associated documentation files (the >> "Software"), >> - * to deal in the Software without restriction, including without >> limitation >> - * the rights to use, copy, modify, merge, publish, distribute, >> sublicense, >> - * and/or sell copies of the Software, and to permit persons to whom >> the >> - * Software is furnished to do so, subject to the following >> conditions: >> - * >> - * The above copyright notice and this permission notice (including >> the next >> - * paragraph) shall be included in all copies or substantial >> portions of the >> - * Software. >> - * >> - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, >> EXPRESS OR >> - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF >> MERCHANTABILITY, >> - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO >> EVENT SHALL >> - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES >> OR OTHER >> - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, >> ARISING >> - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR >> OTHER DEALINGS >> - * IN THE SOFTWARE. >> - */ >> - >> -#include "brw_fs.h" >> -#include "brw_cfg.h" >> -#include "brw_fs_builder.h" >> - >> -using namespace brw; >> - >> -static bool >> -supports_type_conversion(const fs_inst *inst) { >> - switch (inst->opcode) { >> - case BRW_OPCODE_MOV: >> - case SHADER_OPCODE_MOV_INDIRECT: >> - return true; >> - case BRW_OPCODE_SEL: >> - return inst->dst.type == get_exec_type(inst); >> - default: >> - /* FIXME: We assume the opcodes don't explicitly mentioned >> - * before just work fine with arbitrary conversions. >> - */ >> - return true; >> - } >> -} >> - >> -/* From the SKL PRM Vol 2a, "Move": >> - * >> - *"A mov with the same source and destination type, no source >> modifier, >> - * and no saturation is a raw move. A packed byte destination >> region (B >> - * or UB type with HorzStride == 1 and ExecSize > 1) can only be >> written >> - * using raw move." >> - */ >> -static bool >> -is_byte_raw_mov (const fs_inst *inst) >> -{ >> - return type_sz(inst->dst.type) == 1
Re: [Mesa-dev] [PATCH 08/10] intel/fs: Remove existing lower_conversions pass.
On Sat, 2018-12-29 at 12:39 -0800, Francisco Jerez wrote: > It's redundant with the functionality provided by lower_regioning > now. > --- > src/intel/Makefile.sources| 1 - > src/intel/compiler/brw_fs.cpp | 1 - > src/intel/compiler/brw_fs.h | 1 - > .../compiler/brw_fs_lower_conversions.cpp | 132 > -- > src/intel/compiler/meson.build| 1 - > 5 files changed, 136 deletions(-) > delete mode 100644 src/intel/compiler/brw_fs_lower_conversions.cpp > > diff --git a/src/intel/Makefile.sources b/src/intel/Makefile.sources > index 6b9874d2b80..fe06a57b42e 100644 > --- a/src/intel/Makefile.sources > +++ b/src/intel/Makefile.sources > @@ -62,7 +62,6 @@ COMPILER_FILES = \ > compiler/brw_fs.h \ > compiler/brw_fs_live_variables.cpp \ > compiler/brw_fs_live_variables.h \ > - compiler/brw_fs_lower_conversions.cpp \ > compiler/brw_fs_lower_pack.cpp \ > compiler/brw_fs_lower_regioning.cpp \ > compiler/brw_fs_nir.cpp \ > diff --git a/src/intel/compiler/brw_fs.cpp > b/src/intel/compiler/brw_fs.cpp > index caa7a798332..d6280d558ec 100644 > --- a/src/intel/compiler/brw_fs.cpp > +++ b/src/intel/compiler/brw_fs.cpp > @@ -6472,7 +6472,6 @@ fs_visitor::optimize() > } > > progress = false; > - OPT(lower_conversions); > OPT(lower_regioning); > if (progress) { >OPT(opt_copy_propagation); If you didn't do this in the previous patch, then maybe do it here: if (OPT(lower_regioning)) { ... } and avoid resetting progress. > diff --git a/src/intel/compiler/brw_fs.h > b/src/intel/compiler/brw_fs.h > index 36825754931..7edaa3af43c 100644 > --- a/src/intel/compiler/brw_fs.h > +++ b/src/intel/compiler/brw_fs.h > @@ -165,7 +165,6 @@ public: > bool lower_load_payload(); > bool lower_pack(); > bool lower_regioning(); > - bool lower_conversions(); > bool lower_logical_sends(); > bool lower_integer_multiplication(); > bool lower_minmax(); > diff --git a/src/intel/compiler/brw_fs_lower_conversions.cpp > b/src/intel/compiler/brw_fs_lower_conversions.cpp > deleted file mode 100644 > index 145fb55f995..000 > --- a/src/intel/compiler/brw_fs_lower_conversions.cpp > +++ /dev/null > @@ -1,132 +0,0 @@ > -/* > - * Copyright © 2015 Connor Abbott > - * > - * Permission is hereby granted, free of charge, to any person > obtaining a > - * copy of this software and associated documentation files (the > "Software"), > - * to deal in the Software without restriction, including without > limitation > - * the rights to use, copy, modify, merge, publish, distribute, > sublicense, > - * and/or sell copies of the Software, and to permit persons to whom > the > - * Software is furnished to do so, subject to the following > conditions: > - * > - * The above copyright notice and this permission notice (including > the next > - * paragraph) shall be included in all copies or substantial > portions of the > - * Software. > - * > - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, > EXPRESS OR > - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF > MERCHANTABILITY, > - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO > EVENT SHALL > - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES > OR OTHER > - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, > ARISING > - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR > OTHER DEALINGS > - * IN THE SOFTWARE. > - */ > - > -#include "brw_fs.h" > -#include "brw_cfg.h" > -#include "brw_fs_builder.h" > - > -using namespace brw; > - > -static bool > -supports_type_conversion(const fs_inst *inst) { > - switch (inst->opcode) { > - case BRW_OPCODE_MOV: > - case SHADER_OPCODE_MOV_INDIRECT: > - return true; > - case BRW_OPCODE_SEL: > - return inst->dst.type == get_exec_type(inst); > - default: > - /* FIXME: We assume the opcodes don't explicitly mentioned > - * before just work fine with arbitrary conversions. > - */ > - return true; > - } > -} > - > -/* From the SKL PRM Vol 2a, "Move": > - * > - *"A mov with the same source and destination type, no source > modifier, > - * and no saturation is a raw move. A packed byte destination > region (B > - * or UB type with HorzStride == 1 and ExecSize > 1) can only be > written > - * using raw move." > - */ > -static bool > -is_byte_raw_mov (const fs_inst *inst) > -{ > - return type_sz(inst->dst.type) == 1 && > - inst->opcode == BRW_OPCODE_MOV && > - inst->src[0].type == inst->dst.type && > - !inst->saturate && > - !inst->src[0].negate && > - !inst->src[0].abs; > -} > - > -bool > -fs_visitor::lower_conversions() > -{ > - bool progress = false; > - > - foreach_block_and_inst(block, fs_inst, inst, cfg) { > - const fs_builder ibld(this, block, inst); > - fs_reg dst = inst->dst; > - bool
[Mesa-dev] [PATCH 08/10] intel/fs: Remove existing lower_conversions pass.
It's redundant with the functionality provided by lower_regioning now. --- src/intel/Makefile.sources| 1 - src/intel/compiler/brw_fs.cpp | 1 - src/intel/compiler/brw_fs.h | 1 - .../compiler/brw_fs_lower_conversions.cpp | 132 -- src/intel/compiler/meson.build| 1 - 5 files changed, 136 deletions(-) delete mode 100644 src/intel/compiler/brw_fs_lower_conversions.cpp diff --git a/src/intel/Makefile.sources b/src/intel/Makefile.sources index 6b9874d2b80..fe06a57b42e 100644 --- a/src/intel/Makefile.sources +++ b/src/intel/Makefile.sources @@ -62,7 +62,6 @@ COMPILER_FILES = \ compiler/brw_fs.h \ compiler/brw_fs_live_variables.cpp \ compiler/brw_fs_live_variables.h \ - compiler/brw_fs_lower_conversions.cpp \ compiler/brw_fs_lower_pack.cpp \ compiler/brw_fs_lower_regioning.cpp \ compiler/brw_fs_nir.cpp \ diff --git a/src/intel/compiler/brw_fs.cpp b/src/intel/compiler/brw_fs.cpp index caa7a798332..d6280d558ec 100644 --- a/src/intel/compiler/brw_fs.cpp +++ b/src/intel/compiler/brw_fs.cpp @@ -6472,7 +6472,6 @@ fs_visitor::optimize() } progress = false; - OPT(lower_conversions); OPT(lower_regioning); if (progress) { OPT(opt_copy_propagation); diff --git a/src/intel/compiler/brw_fs.h b/src/intel/compiler/brw_fs.h index 36825754931..7edaa3af43c 100644 --- a/src/intel/compiler/brw_fs.h +++ b/src/intel/compiler/brw_fs.h @@ -165,7 +165,6 @@ public: bool lower_load_payload(); bool lower_pack(); bool lower_regioning(); - bool lower_conversions(); bool lower_logical_sends(); bool lower_integer_multiplication(); bool lower_minmax(); diff --git a/src/intel/compiler/brw_fs_lower_conversions.cpp b/src/intel/compiler/brw_fs_lower_conversions.cpp deleted file mode 100644 index 145fb55f995..000 --- a/src/intel/compiler/brw_fs_lower_conversions.cpp +++ /dev/null @@ -1,132 +0,0 @@ -/* - * Copyright © 2015 Connor Abbott - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#include "brw_fs.h" -#include "brw_cfg.h" -#include "brw_fs_builder.h" - -using namespace brw; - -static bool -supports_type_conversion(const fs_inst *inst) { - switch (inst->opcode) { - case BRW_OPCODE_MOV: - case SHADER_OPCODE_MOV_INDIRECT: - return true; - case BRW_OPCODE_SEL: - return inst->dst.type == get_exec_type(inst); - default: - /* FIXME: We assume the opcodes don't explicitly mentioned - * before just work fine with arbitrary conversions. - */ - return true; - } -} - -/* From the SKL PRM Vol 2a, "Move": - * - *"A mov with the same source and destination type, no source modifier, - * and no saturation is a raw move. A packed byte destination region (B - * or UB type with HorzStride == 1 and ExecSize > 1) can only be written - * using raw move." - */ -static bool -is_byte_raw_mov (const fs_inst *inst) -{ - return type_sz(inst->dst.type) == 1 && - inst->opcode == BRW_OPCODE_MOV && - inst->src[0].type == inst->dst.type && - !inst->saturate && - !inst->src[0].negate && - !inst->src[0].abs; -} - -bool -fs_visitor::lower_conversions() -{ - bool progress = false; - - foreach_block_and_inst(block, fs_inst, inst, cfg) { - const fs_builder ibld(this, block, inst); - fs_reg dst = inst->dst; - bool saturate = inst->saturate; - - if (supports_type_conversion(inst)) { - if (type_sz(inst->dst.type) < get_exec_type_size(inst) && - !is_byte_raw_mov(inst)) { -/* From the Broadwell PRM, 3D Media GPGPU, "Double Precision Float to - * Single Precision Float": - * - *The upper Dword of every Qword will be written with undefined - *value when converting DF to F. - * -