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r600/sfn: Fix test creation and handling of 3-src without dest

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Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37321>
This commit is contained in:
Gert Wollny 2025-11-12 15:00:13 +01:00 • committed by Marge Bot
parent 1f58a36abb
commit 80887e2590
2 changed files with 8 additions and 6 deletions
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4
src/gallium/drivers/r600/sfn/sfn_instr_alu.cpp
View file

@ -1357,8 +1357,10 @@ AluInstr::from_string(istream& is, ValueFactory& value_factory, AluGroup *group,
if (op_descr.alu_opcode != op0_nop && op_descr.alu_opcode != op0_group_barrier) {
if (dest)
retval = new AluInstr(op_descr.alu_opcode, dest, sources, flags, slots);
else
else if (op_descr.nsrc < 3)
retval = new AluInstr(op_descr.alu_opcode, chan, sources, flags);
else
retval = new AluInstr(op_descr.alu_opcode, value_factory.dummy_dest(chan), sources, flags, 1);
} else {
retval = new AluInstr(op_descr.alu_opcode, 0);
for (auto f : flags)

10
src/gallium/drivers/r600/sfn/tests/sfn_instrfromstring_test.cpp
View file

@ -222,12 +222,12 @@ TEST_F(TestInstrFromString, test_alu_muladd_neg3)
add_dest_from_string("R1999.w");
add_dest_from_string("R2000.y");
AluInstr expect(op3_muladd_ieee,
1,
{new Register(1999, 3, pin_none),
new Register(1998, 2, pin_none),
new Register(2000, 1, pin_none)},
new Register(g_registers_unused, 1, pin_chan),
new Register(1999, 3, pin_none),
new Register(1998, 2, pin_none),
new Register(2000, 1, pin_none),
{alu_last_instr});
check("ALU MULADD_IEEE __.y : R1999.w R1998.z -R2000.y {L}", expect);
check("ALU MULADD_IEEE __.y@chan : R1999.w R1998.z -R2000.y {L}", expect);
}
TEST_F(TestInstrFromString, test_alu_mov_bs)