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aco/tests: Add new test to pack 2x16 SGPRs into VGPR

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39107>
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Daniel Schürmann 2026-01-02 11:03:09 +01:00 • committed by Marge Bot
parent 61c1ec541d
commit eb16f701a6
1 changed files with 25 additions and 0 deletions
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25
src/amd/compiler/tests/test_to_hw_instr.cpp
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@ -871,3 +871,28 @@ BEGIN_TEST(to_hw_instr.mov_subdword_sgpr_src)
}
}
END_TEST
BEGIN_TEST(to_hw_instr.pack_sgpr_test)
for (amd_gfx_level lvl : {GFX9, GFX10, GFX11, GFX12}) {
if (!setup_cs(NULL, lvl))
return;
//>> p_unit_test 0
//~gfx(9|10)! v2b: %0:v[0][0:16] = v_mov_b32 %0:s[0] dst_sel:uword0 dst_preserve src0_sel:uword1
//~gfx(11|12)! v2b: %0:v[0][0:16] = v_mov_b16 hi(%0:s[0])
//~gfx(9|12)! v2b: %0:v[1][0:16] = v_mov_b32 %0:s[0]
//~gfx9! v2b: %0:v[1][16:32] = v_mov_b32 %0:s[1] dst_sel:uword1 dst_preserve src0_sel:uword1
//~gfx12! v2b: %0:v[1][16:32] = v_mov_b16 hi(%0:s[1]) opsel_hi
//~gfx(10|11)! v1: %0:v[1] = v_pack_b32_f16 %0:s[0], hi(%0:s[1])
//~gfx(9|10)! v2b: %0:v[2][0:16] = v_mov_b32 %0:s[1] dst_sel:uword0 dst_preserve src0_sel:uword0
//~gfx(11|12)! v2b: %0:v[2][0:16] = v_mov_b16 %0:s[1]
bld.pseudo(aco_opcode::p_unit_test, Operand::zero());
bld.pseudo(aco_opcode::p_split_vector, Definition(PhysReg(257), v2b),
Definition(PhysReg(256), v2b), Definition(PhysReg(258), v2b),
Definition(PhysReg(257).advance(2), v2b), Operand(PhysReg(0), s2));
//! s_endpgm
finish_to_hw_instr_test();
}
END_TEST