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aco: combine VALU and SALU into various VOP3 instructions

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shader-db (Navi):
Totals from 2916 (2.28% of 127638) affected shaders:
SGPRs: 184427 -> 184283 (-0.08%); split: -0.10%, +0.02%
VGPRs: 143520 -> 143640 (+0.08%); split: -0.00%, +0.09%
CodeSize: 14913548 -> 14913288 (-0.00%); split: -0.00%, +0.00%
MaxWaves: 26034 -> 26012 (-0.08%)
Instrs: 2935435 -> 2930960 (-0.15%); split: -0.15%, +0.00%

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Timur Kristóf <timur.kristof@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4667>
This commit is contained in:
Rhys Perry 2020-04-20 19:16:48 +01:00 • committed by Marge Bot
parent 607fb4153d
commit d1621834f3
1 changed files with 9 additions and 2 deletions
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11
src/amd/compiler/aco_optimizer.cpp
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@ -2471,12 +2471,19 @@ void combine_instruction(opt_ctx &ctx, Block& block, aco_ptr<Instruction>& instr
}
}
} else if (instr->opcode == aco_opcode::v_or_b32 && ctx.program->chip_class >= GFX9) {
if (combine_three_valu_op(ctx, instr, aco_opcode::v_or_b32, aco_opcode::v_or3_b32, "012", 1 | 2)) ;
if (combine_three_valu_op(ctx, instr, aco_opcode::s_or_b32, aco_opcode::v_or3_b32, "012", 1 | 2)) ;
else if (combine_three_valu_op(ctx, instr, aco_opcode::v_or_b32, aco_opcode::v_or3_b32, "012", 1 | 2)) ;
else if (combine_three_valu_op(ctx, instr, aco_opcode::s_and_b32, aco_opcode::v_and_or_b32, "120", 1 | 2)) ;
else if (combine_three_valu_op(ctx, instr, aco_opcode::v_and_b32, aco_opcode::v_and_or_b32, "120", 1 | 2)) ;
else if (combine_three_valu_op(ctx, instr, aco_opcode::s_lshl_b32, aco_opcode::v_lshl_or_b32, "201", 1 | 2)) ;
else combine_three_valu_op(ctx, instr, aco_opcode::v_lshlrev_b32, aco_opcode::v_lshl_or_b32, "210", 1 | 2);
} else if (instr->opcode == aco_opcode::v_add_u32 && ctx.program->chip_class >= GFX9) {
if (combine_three_valu_op(ctx, instr, aco_opcode::v_xor_b32, aco_opcode::v_xad_u32, "120", 1 | 2)) ;
if (combine_three_valu_op(ctx, instr, aco_opcode::s_xor_b32, aco_opcode::v_xad_u32, "120", 1 | 2)) ;
else if (combine_three_valu_op(ctx, instr, aco_opcode::v_xor_b32, aco_opcode::v_xad_u32, "120", 1 | 2)) ;
else if (combine_three_valu_op(ctx, instr, aco_opcode::s_add_i32, aco_opcode::v_add3_u32, "012", 1 | 2)) ;
else if (combine_three_valu_op(ctx, instr, aco_opcode::s_add_u32, aco_opcode::v_add3_u32, "012", 1 | 2)) ;
else if (combine_three_valu_op(ctx, instr, aco_opcode::v_add_u32, aco_opcode::v_add3_u32, "012", 1 | 2)) ;
else if (combine_three_valu_op(ctx, instr, aco_opcode::s_lshl_b32, aco_opcode::v_lshl_add_u32, "201", 1 | 2)) ;
else combine_three_valu_op(ctx, instr, aco_opcode::v_lshlrev_b32, aco_opcode::v_lshl_add_u32, "210", 1 | 2);
} else if (instr->opcode == aco_opcode::v_lshlrev_b32 && ctx.program->chip_class >= GFX9) {
combine_three_valu_op(ctx, instr, aco_opcode::v_add_u32, aco_opcode::v_add_lshl_u32, "120", 2);