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1# RUN: llc -mtriple=amdgcn -mcpu=gfx1030 -run-pass=machine-cse -verify-machineinstrs %s -o - 2>&1 | FileCheck --check-prefix=GCN %s2 3# GCN-LABEL: name: test_machine_cse_subtraction_sdwa_f16_no_merge4# GCN: %2:vgpr_32 = contract nofpexcept V_SUB_F16_sdwa 0, %0.sub0, 0, %1.sub0, 0, 0, 6, 0, 5, 5, implicit $mode, implicit $exec5# GCN: %3:vgpr_32 = contract nofpexcept V_SUB_F16_sdwa 0, %1.sub0, 0, %0.sub0, 0, 0, 6, 0, 5, 5, implicit $mode, implicit $exec6# GCN: %5:vgpr_32 = contract nofpexcept V_ADD_F16_e32 %2, %4, implicit $mode, implicit $exec7# GCN: %6:vgpr_32 = contract nofpexcept V_ADD_F16_e32 %3, %4, implicit $mode, implicit $exec8# GCN: DS_WRITE2_B32_gfx9 undef %7:vgpr_32, %5, %6, 0, 1, 0, implicit $exec9---10name: test_machine_cse_subtraction_sdwa_f16_no_merge11body: |12 bb.0:13 %0:vreg_64 = IMPLICIT_DEF14 %1:vreg_64 = IMPLICIT_DEF15 %2:vgpr_32 = contract nofpexcept V_SUB_F16_sdwa 0, %0.sub0, 0, %1.sub0, 0, 0, 6, 0, 5, 5, implicit $mode, implicit $exec16 %3:vgpr_32 = contract nofpexcept V_SUB_F16_sdwa 0, %1.sub0, 0, %0.sub0, 0, 0, 6, 0, 5, 5, implicit $mode, implicit $exec17 %4:vgpr_32 = IMPLICIT_DEF18 %5:vgpr_32 = contract nofpexcept V_ADD_F16_e32 %2, %4, implicit $mode, implicit $exec19 %6:vgpr_32 = contract nofpexcept V_ADD_F16_e32 %3, %4, implicit $mode, implicit $exec20 DS_WRITE2_B32_gfx9 undef %7:vgpr_32, %5, %6, 0, 1, 0, implicit $exec21...22 23# GCN-LABEL: name: test_machine_cse_subtraction_sdwa_f16_merge_same_src_sel24# GCN: %2:vgpr_32 = contract nofpexcept V_SUB_F16_sdwa 0, %0.sub0, 0, %1.sub0, 0, 0, 6, 0, 5, 5, implicit $mode, implicit $exec25# GCN: %5:vgpr_32 = contract nofpexcept V_ADD_F16_e32 %2, %4, implicit $mode, implicit $exec26# GCN: DS_WRITE2_B32_gfx9 undef %7:vgpr_32, %5, %5, 0, 1, 0, implicit $exec27---28name: test_machine_cse_subtraction_sdwa_f16_merge_same_src_sel29body: |30 bb.0:31 %0:vreg_64 = IMPLICIT_DEF32 %1:vreg_64 = IMPLICIT_DEF33 %2:vgpr_32 = contract nofpexcept V_SUB_F16_sdwa 0, %0.sub0, 0, %1.sub0, 0, 0, 6, 0, 5, 5, implicit $mode, implicit $exec34 %3:vgpr_32 = contract nofpexcept V_SUBREV_F16_sdwa 0, %1.sub0, 0, %0.sub0, 0, 0, 6, 0, 5, 5, implicit $mode, implicit $exec35 %4:vgpr_32 = IMPLICIT_DEF36 %5:vgpr_32 = contract nofpexcept V_ADD_F16_e32 %2, %4, implicit $mode, implicit $exec37 %6:vgpr_32 = contract nofpexcept V_ADD_F16_e32 %3, %4, implicit $mode, implicit $exec38 DS_WRITE2_B32_gfx9 undef %7:vgpr_32, %5, %6, 0, 1, 0, implicit $exec39...40 41# GCN-LABEL: name: test_machine_cse_subtraction_sdwa_f16_merge_diff_src_sel42# GCN: %2:vgpr_32 = contract nofpexcept V_SUB_F16_sdwa 0, %0.sub0, 0, %1.sub0, 0, 0, 6, 0, 6, 5, implicit $mode, implicit $exec43# GCN: %5:vgpr_32 = contract nofpexcept V_ADD_F16_e32 %2, %4, implicit $mode, implicit $exec44# GCN: DS_WRITE2_B32_gfx9 undef %7:vgpr_32, %5, %5, 0, 1, 0, implicit $exec45---46name: test_machine_cse_subtraction_sdwa_f16_merge_diff_src_sel47body: |48 bb.0:49 %0:vreg_64 = IMPLICIT_DEF50 %1:vreg_64 = IMPLICIT_DEF51 %2:vgpr_32 = contract nofpexcept V_SUB_F16_sdwa 0, %0.sub0, 0, %1.sub0, 0, 0, 6, 0, 6, 5, implicit $mode, implicit $exec52 %3:vgpr_32 = contract nofpexcept V_SUBREV_F16_sdwa 0, %1.sub0, 0, %0.sub0, 0, 0, 6, 0, 5, 6, implicit $mode, implicit $exec53 %4:vgpr_32 = IMPLICIT_DEF54 %5:vgpr_32 = contract nofpexcept V_ADD_F16_e32 %2, %4, implicit $mode, implicit $exec55 %6:vgpr_32 = contract nofpexcept V_ADD_F16_e32 %3, %4, implicit $mode, implicit $exec56 DS_WRITE2_B32_gfx9 undef %7:vgpr_32, %5, %6, 0, 1, 0, implicit $exec57...58