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aco: fix nir_f2u64 translation

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mantissa needs to be at the lower part for shift left.
This fixes large integer value conversion.

Cc: mesa-stable
Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22570>
This commit is contained in:
Qiang Yu
2023-04-19 13:03:03 +08:00
committed by Marge Bot
parent 22b07b10c4
commit 6a39d35df0
1 changed files with 3 additions and 3 deletions
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6
src/amd/compiler/aco_instruction_selection.cpp
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@@ -3275,7 +3275,7 @@ visit_alu_instr(isel_context* ctx, nir_alu_instr* instr)
mantissa = bld.vop2(aco_opcode::v_or_b32, bld.def(v1), Operand::c32(0x800000u), mantissa);
Temp exponent_small = bld.vsub32(bld.def(v1), Operand::c32(24u), exponent);
Temp small = bld.vop2(aco_opcode::v_lshrrev_b32, bld.def(v1), exponent_small, mantissa);
mantissa = bld.pseudo(aco_opcode::p_create_vector, bld.def(v2), Operand::zero(), mantissa);
mantissa = bld.pseudo(aco_opcode::p_create_vector, bld.def(v2), mantissa, Operand::zero());
Temp new_exponent = bld.tmp(v1);
Temp cond_small =
bld.vsub32(Definition(new_exponent), exponent, Operand::c32(24u), true).def(1).getTemp();
@@ -3311,7 +3311,7 @@ visit_alu_instr(isel_context* ctx, nir_alu_instr* instr)
Operand::c32(24u), exponent);
Temp small = bld.sop2(aco_opcode::s_lshr_b32, bld.def(s1), bld.def(s1, scc), mantissa,
exponent_small);
mantissa = bld.pseudo(aco_opcode::p_create_vector, bld.def(s2), Operand::zero(), mantissa);
mantissa = bld.pseudo(aco_opcode::p_create_vector, bld.def(s2), mantissa, Operand::zero());
Temp exponent_large = bld.sop2(aco_opcode::s_sub_u32, bld.def(s1), bld.def(s1, scc),
exponent, Operand::c32(24u));
mantissa = bld.sop2(aco_opcode::s_lshl_b64, bld.def(s2), bld.def(s1, scc), mantissa,
@@ -3319,7 +3319,7 @@ visit_alu_instr(isel_context* ctx, nir_alu_instr* instr)
Temp cond =
bld.sopc(aco_opcode::s_cmp_ge_i32, bld.def(s1, scc), Operand::c32(64u), exponent);
mantissa = bld.sop2(aco_opcode::s_cselect_b64, bld.def(s2), mantissa,
Operand::c32(0xffffffffu), cond);
Operand::c64(~0llu), cond);
Temp lower = bld.tmp(s1), upper = bld.tmp(s1);
bld.pseudo(aco_opcode::p_split_vector, Definition(lower), Definition(upper), mantissa);
Temp cond_small =