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aco/optimizer: use opcode_supports_dpp

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Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39516>
This commit is contained in:
Georg Lehmann 2026-01-27 15:18:59 +01:00 • committed by Marge Bot
parent 8e99bf5380
commit 510dbbae7f
1 changed files with 7 additions and 13 deletions
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20
src/amd/compiler/aco_optimizer.cpp
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@ -996,6 +996,10 @@ alu_opt_info_is_valid(opt_ctx& ctx, alu_opt_info& info)
if (is_dpp_or_sdwa && !format_is(info.format, Format::VOPC) && info.defs[0].size() != 1)
return false;
if (is_dpp && !opcode_supports_dpp(ctx.program->gfx_level, info.opcode,
format_is(info.format, Format::VOP3P)))
return false;
if (format_is(info.format, Format::VOP1) || format_is(info.format, Format::VOP2) ||
format_is(info.format, Format::VOPC) || format_is(info.format, Format::VOP3)) {
bool needs_vop3 = false;
@ -1045,7 +1049,7 @@ alu_opt_info_is_valid(opt_ctx& ctx, alu_opt_info& info)
case aco_opcode::v_writelane_b32_e64:
if ((vmask & 0x3) || (~vmask & 0x4))
return false;
if (is_dpp || format_is(info.format, Format::SDWA))
if (format_is(info.format, Format::SDWA))
return false;
if (!info.operands[2].op.isTemp())
return false;
@ -1058,14 +1062,7 @@ alu_opt_info_is_valid(opt_ctx& ctx, alu_opt_info& info)
case aco_opcode::v_readlane_b32_e64:
if ((~vmask & 0x1) || (vmask & 0x6))
return false;
if (is_dpp || format_is(info.format, Format::SDWA))
return false;
break;
case aco_opcode::v_mul_lo_u32:
case aco_opcode::v_mul_lo_i32:
case aco_opcode::v_mul_hi_u32:
case aco_opcode::v_mul_hi_i32:
if (is_dpp)
if (format_is(info.format, Format::SDWA))
return false;
break;
case aco_opcode::v_fma_f32:
@ -1138,10 +1135,7 @@ alu_opt_info_is_valid(opt_ctx& ctx, alu_opt_info& info)
bool fmamix = info.opcode == aco_opcode::v_fma_mix_f32 ||
info.opcode == aco_opcode::v_fma_mixlo_f16 ||
info.opcode == aco_opcode::p_v_fma_mixlo_f16_rtz;
bool dot2_f32 =
info.opcode == aco_opcode::v_dot2_f32_f16 || info.opcode == aco_opcode::v_dot2_f32_bf16;
bool supports_dpp = (fmamix || dot2_f32) && ctx.program->gfx_level >= GFX11;
if ((abs && !fmamix) || (is_dpp && !supports_dpp) || info.omod)
if ((abs && !fmamix) || info.omod)
return false;
if (lmask && (ctx.program->gfx_level < GFX10 || is_dpp))
return false;