[llvm] [AMDGPU]: Add support to unpack V_PK_MOV_B32 (PR #163464)
Matt Arsenault via llvm-commits
llvm-commits at lists.llvm.org
Fri Oct 17 18:58:46 PDT 2025
================
@@ -1167,3 +1155,592 @@ body: |
$vgpr5 = V_MOV_B32_e32 killed $sgpr15, implicit $exec, implicit $exec
renamable $vgpr16_vgpr17 = nofpexcept V_PK_MUL_F32 8, killed $sgpr30_sgpr31, 11, killed $vgpr4_vgpr5, 0, 0, 0, 0, 0, implicit $mode, implicit $exec
S_ENDPGM 0
+
+...
+---
+name: test_v_pk_mov_unpacking
+tracksRegLiveness: true
+
+liveins:
+ - { reg: '$sgpr4_sgpr5' }
+
+body: |
+ bb.0.entry:
+ liveins: $sgpr4_sgpr5
+ ; GFX950-LABEL: name: test_v_pk_mov_unpacking
+ ; GFX950: liveins: $sgpr4_sgpr5
+ ; GFX950-NEXT: {{ $}}
+ ; GFX950-NEXT: early-clobber renamable $sgpr36_sgpr37_sgpr38_sgpr39_sgpr40_sgpr41_sgpr42_sgpr43 = S_LOAD_DWORDX8_IMM_ec killed renamable $sgpr4_sgpr5, 0, 0
+ ; GFX950-NEXT: renamable $vgpr18 = V_MOV_B32_e32 0, implicit $exec
+ ; GFX950-NEXT: renamable $sgpr44_sgpr45_sgpr46_sgpr47 = S_LOAD_DWORDX4_IMM renamable $sgpr40_sgpr41, 0, 0
+ ; GFX950-NEXT: renamable $sgpr48_sgpr49_sgpr50_sgpr51 = S_LOAD_DWORDX4_IMM renamable $sgpr42_sgpr43, 0, 0
+ ; GFX950-NEXT: early-clobber renamable $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr40_sgpr41, 0, 0
+ ; GFX950-NEXT: early-clobber renamable $sgpr16_sgpr17_sgpr18_sgpr19_sgpr20_sgpr21_sgpr22_sgpr23_sgpr24_sgpr25_sgpr26_sgpr27_sgpr28_sgpr29_sgpr30_sgpr31 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr42_sgpr43, 0, 0
+ ; GFX950-NEXT: $vgpr0_vgpr1 = V_MOV_B64_e32 $sgpr44_sgpr45, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr44_sgpr45_sgpr46_sgpr47
+ ; GFX950-NEXT: $vgpr2_vgpr3 = V_MOV_B64_e32 killed $sgpr46_sgpr47, implicit $exec, implicit $sgpr44_sgpr45_sgpr46_sgpr47, implicit $exec
+ ; GFX950-NEXT: $vgpr4_vgpr5 = V_MOV_B64_e32 $sgpr48_sgpr49, implicit $exec, implicit-def $vgpr4_vgpr5_vgpr6_vgpr7, implicit $sgpr48_sgpr49_sgpr50_sgpr51
+ ; GFX950-NEXT: $vgpr6_vgpr7 = V_MOV_B64_e32 killed $sgpr50_sgpr51, implicit $exec, implicit $sgpr48_sgpr49_sgpr50_sgpr51, implicit $exec
+ ; GFX950-NEXT: $vgpr10 = V_MOV_B32_e32 killed $sgpr6, implicit $exec, implicit $exec
+ ; GFX950-NEXT: $vgpr11 = V_MOV_B32_e32 killed $sgpr7, implicit $exec, implicit $exec
+ ; GFX950-NEXT: early-clobber renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X16_F16_e64 $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, 0, implicit $mode, implicit $exec
+ ; GFX950-NEXT: $vgpr4 = V_MOV_B32_e32 killed $vgpr0, implicit $exec
+ ; GFX950-NEXT: $vgpr5 = V_MOV_B32_e32 killed $vgpr3, implicit $exec
+ ; GFX950-NEXT: S_ENDPGM 0
+ ;
+ ; GFX942-LABEL: name: test_v_pk_mov_unpacking
+ ; GFX942: liveins: $sgpr4_sgpr5
+ ; GFX942-NEXT: {{ $}}
+ ; GFX942-NEXT: early-clobber renamable $sgpr36_sgpr37_sgpr38_sgpr39_sgpr40_sgpr41_sgpr42_sgpr43 = S_LOAD_DWORDX8_IMM_ec killed renamable $sgpr4_sgpr5, 0, 0
+ ; GFX942-NEXT: renamable $vgpr18 = V_MOV_B32_e32 0, implicit $exec
+ ; GFX942-NEXT: renamable $sgpr44_sgpr45_sgpr46_sgpr47 = S_LOAD_DWORDX4_IMM renamable $sgpr40_sgpr41, 0, 0
+ ; GFX942-NEXT: renamable $sgpr48_sgpr49_sgpr50_sgpr51 = S_LOAD_DWORDX4_IMM renamable $sgpr42_sgpr43, 0, 0
+ ; GFX942-NEXT: early-clobber renamable $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr40_sgpr41, 0, 0
+ ; GFX942-NEXT: early-clobber renamable $sgpr16_sgpr17_sgpr18_sgpr19_sgpr20_sgpr21_sgpr22_sgpr23_sgpr24_sgpr25_sgpr26_sgpr27_sgpr28_sgpr29_sgpr30_sgpr31 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr42_sgpr43, 0, 0
+ ; GFX942-NEXT: $vgpr0_vgpr1 = V_MOV_B64_e32 $sgpr44_sgpr45, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr44_sgpr45_sgpr46_sgpr47
+ ; GFX942-NEXT: $vgpr2_vgpr3 = V_MOV_B64_e32 killed $sgpr46_sgpr47, implicit $exec, implicit $sgpr44_sgpr45_sgpr46_sgpr47, implicit $exec
+ ; GFX942-NEXT: $vgpr4_vgpr5 = V_MOV_B64_e32 $sgpr48_sgpr49, implicit $exec, implicit-def $vgpr4_vgpr5_vgpr6_vgpr7, implicit $sgpr48_sgpr49_sgpr50_sgpr51
+ ; GFX942-NEXT: $vgpr6_vgpr7 = V_MOV_B64_e32 killed $sgpr50_sgpr51, implicit $exec, implicit $sgpr48_sgpr49_sgpr50_sgpr51, implicit $exec
+ ; GFX942-NEXT: $vgpr10 = V_MOV_B32_e32 killed $sgpr6, implicit $exec, implicit $exec
+ ; GFX942-NEXT: $vgpr11 = V_MOV_B32_e32 killed $sgpr7, implicit $exec, implicit $exec
+ ; GFX942-NEXT: early-clobber renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X16_F16_e64 $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, 0, implicit $mode, implicit $exec
+ ; GFX942-NEXT: $vgpr4 = V_MOV_B32_e32 killed $vgpr0, implicit $exec
+ ; GFX942-NEXT: $vgpr5 = V_MOV_B32_e32 killed $vgpr3, implicit $exec
+ ; GFX942-NEXT: S_ENDPGM 0
+ ;
+ ; GFX90A-LABEL: name: test_v_pk_mov_unpacking
+ ; GFX90A: liveins: $sgpr4_sgpr5
+ ; GFX90A-NEXT: {{ $}}
+ ; GFX90A-NEXT: early-clobber renamable $sgpr36_sgpr37_sgpr38_sgpr39_sgpr40_sgpr41_sgpr42_sgpr43 = S_LOAD_DWORDX8_IMM_ec killed renamable $sgpr4_sgpr5, 0, 0
+ ; GFX90A-NEXT: renamable $vgpr18 = V_MOV_B32_e32 0, implicit $exec
+ ; GFX90A-NEXT: renamable $sgpr44_sgpr45_sgpr46_sgpr47 = S_LOAD_DWORDX4_IMM renamable $sgpr40_sgpr41, 0, 0
+ ; GFX90A-NEXT: renamable $sgpr48_sgpr49_sgpr50_sgpr51 = S_LOAD_DWORDX4_IMM renamable $sgpr42_sgpr43, 0, 0
+ ; GFX90A-NEXT: early-clobber renamable $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr40_sgpr41, 0, 0
+ ; GFX90A-NEXT: early-clobber renamable $sgpr16_sgpr17_sgpr18_sgpr19_sgpr20_sgpr21_sgpr22_sgpr23_sgpr24_sgpr25_sgpr26_sgpr27_sgpr28_sgpr29_sgpr30_sgpr31 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr42_sgpr43, 0, 0
+ ; GFX90A-NEXT: $vgpr0_vgpr1 = V_MOV_B64_e32 $sgpr44_sgpr45, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr44_sgpr45_sgpr46_sgpr47
+ ; GFX90A-NEXT: $vgpr2_vgpr3 = V_MOV_B64_e32 killed $sgpr46_sgpr47, implicit $exec, implicit $sgpr44_sgpr45_sgpr46_sgpr47, implicit $exec
+ ; GFX90A-NEXT: $vgpr4_vgpr5 = V_MOV_B64_e32 $sgpr48_sgpr49, implicit $exec, implicit-def $vgpr4_vgpr5_vgpr6_vgpr7, implicit $sgpr48_sgpr49_sgpr50_sgpr51
+ ; GFX90A-NEXT: $vgpr6_vgpr7 = V_MOV_B64_e32 killed $sgpr50_sgpr51, implicit $exec, implicit $sgpr48_sgpr49_sgpr50_sgpr51, implicit $exec
+ ; GFX90A-NEXT: $vgpr10 = V_MOV_B32_e32 killed $sgpr6, implicit $exec, implicit $exec
+ ; GFX90A-NEXT: $vgpr11 = V_MOV_B32_e32 killed $sgpr7, implicit $exec, implicit $exec
+ ; GFX90A-NEXT: early-clobber renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X16_F16_e64 $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, 0, implicit $mode, implicit $exec
+ ; GFX90A-NEXT: $vgpr4_vgpr5 = V_PK_MOV_B32 8, killed $vgpr0_vgpr1, 8, killed $vgpr2_vgpr3, 0, 0, 0, 0, 0, implicit $exec
+ ; GFX90A-NEXT: S_ENDPGM 0
+ early-clobber renamable $sgpr36_sgpr37_sgpr38_sgpr39_sgpr40_sgpr41_sgpr42_sgpr43 = S_LOAD_DWORDX8_IMM_ec killed renamable $sgpr4_sgpr5, 0, 0
+ renamable $vgpr18 = V_MOV_B32_e32 0, implicit $exec
+ renamable $sgpr44_sgpr45_sgpr46_sgpr47 = S_LOAD_DWORDX4_IMM renamable $sgpr40_sgpr41, 0, 0
+ renamable $sgpr48_sgpr49_sgpr50_sgpr51 = S_LOAD_DWORDX4_IMM renamable $sgpr42_sgpr43, 0, 0
+ early-clobber renamable $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr40_sgpr41, 0, 0
+ early-clobber renamable $sgpr16_sgpr17_sgpr18_sgpr19_sgpr20_sgpr21_sgpr22_sgpr23_sgpr24_sgpr25_sgpr26_sgpr27_sgpr28_sgpr29_sgpr30_sgpr31 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr42_sgpr43, 0, 0
+ $vgpr0_vgpr1 = V_MOV_B64_e32 $sgpr44_sgpr45, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr44_sgpr45_sgpr46_sgpr47
+ $vgpr2_vgpr3 = V_MOV_B64_e32 killed $sgpr46_sgpr47, implicit $exec, implicit $sgpr44_sgpr45_sgpr46_sgpr47, implicit $exec
+ $vgpr4_vgpr5 = V_MOV_B64_e32 $sgpr48_sgpr49, implicit $exec, implicit-def $vgpr4_vgpr5_vgpr6_vgpr7, implicit $sgpr48_sgpr49_sgpr50_sgpr51
+ $vgpr6_vgpr7 = V_MOV_B64_e32 killed $sgpr50_sgpr51, implicit $exec, implicit $sgpr48_sgpr49_sgpr50_sgpr51, implicit $exec
+ $vgpr10 = V_MOV_B32_e32 killed $sgpr6, implicit $exec, implicit $exec
+ $vgpr11 = V_MOV_B32_e32 killed $sgpr7, implicit $exec, implicit $exec
+ renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X16_F16_e64 $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, 0, implicit $mode, implicit $exec
+ $vgpr4_vgpr5 = V_PK_MOV_B32 8, killed $vgpr0_vgpr1, 8, killed $vgpr2_vgpr3, 0, 0, 0, 0, 0, implicit $exec
+ S_ENDPGM 0
+
+...
+---
+name: test_v_pk_mov_with_neg_modifiers_not_unpacked_0
+tracksRegLiveness: true
+
+liveins:
+ - { reg: '$sgpr4_sgpr5' }
+
+body: |
+ bb.0.entry:
+ liveins: $sgpr4_sgpr5
+ ; GFX950-LABEL: name: test_v_pk_mov_with_neg_modifiers_not_unpacked_0
+ ; GFX950: liveins: $sgpr4_sgpr5
+ ; GFX950-NEXT: {{ $}}
+ ; GFX950-NEXT: early-clobber renamable $sgpr36_sgpr37_sgpr38_sgpr39_sgpr40_sgpr41_sgpr42_sgpr43 = S_LOAD_DWORDX8_IMM_ec killed renamable $sgpr4_sgpr5, 0, 0
+ ; GFX950-NEXT: renamable $vgpr18 = V_MOV_B32_e32 0, implicit $exec
+ ; GFX950-NEXT: renamable $sgpr44_sgpr45_sgpr46_sgpr47 = S_LOAD_DWORDX4_IMM renamable $sgpr40_sgpr41, 0, 0
+ ; GFX950-NEXT: renamable $sgpr48_sgpr49_sgpr50_sgpr51 = S_LOAD_DWORDX4_IMM renamable $sgpr42_sgpr43, 0, 0
+ ; GFX950-NEXT: early-clobber renamable $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr40_sgpr41, 0, 0
+ ; GFX950-NEXT: early-clobber renamable $sgpr16_sgpr17_sgpr18_sgpr19_sgpr20_sgpr21_sgpr22_sgpr23_sgpr24_sgpr25_sgpr26_sgpr27_sgpr28_sgpr29_sgpr30_sgpr31 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr42_sgpr43, 0, 0
+ ; GFX950-NEXT: $vgpr0_vgpr1 = V_MOV_B64_e32 $sgpr44_sgpr45, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr44_sgpr45_sgpr46_sgpr47
+ ; GFX950-NEXT: $vgpr2_vgpr3 = V_MOV_B64_e32 killed $sgpr46_sgpr47, implicit $exec, implicit $sgpr44_sgpr45_sgpr46_sgpr47, implicit $exec
+ ; GFX950-NEXT: $vgpr4_vgpr5 = V_MOV_B64_e32 $sgpr48_sgpr49, implicit $exec, implicit-def $vgpr4_vgpr5_vgpr6_vgpr7, implicit $sgpr48_sgpr49_sgpr50_sgpr51
+ ; GFX950-NEXT: $vgpr6_vgpr7 = V_MOV_B64_e32 killed $sgpr50_sgpr51, implicit $exec, implicit $sgpr48_sgpr49_sgpr50_sgpr51, implicit $exec
+ ; GFX950-NEXT: $vgpr10 = V_MOV_B32_e32 killed $sgpr6, implicit $exec, implicit $exec
+ ; GFX950-NEXT: $vgpr11 = V_MOV_B32_e32 killed $sgpr7, implicit $exec, implicit $exec
+ ; GFX950-NEXT: early-clobber renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X16_F16_e64 $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, 0, implicit $mode, implicit $exec
+ ; GFX950-NEXT: $vgpr4_vgpr5 = V_PK_MOV_B32 9, killed $vgpr0_vgpr1, 8, killed $vgpr2_vgpr3, 0, 0, 0, 0, 0, implicit $exec
+ ; GFX950-NEXT: S_ENDPGM 0
+ ;
+ ; GFX942-LABEL: name: test_v_pk_mov_with_neg_modifiers_not_unpacked_0
+ ; GFX942: liveins: $sgpr4_sgpr5
+ ; GFX942-NEXT: {{ $}}
+ ; GFX942-NEXT: early-clobber renamable $sgpr36_sgpr37_sgpr38_sgpr39_sgpr40_sgpr41_sgpr42_sgpr43 = S_LOAD_DWORDX8_IMM_ec killed renamable $sgpr4_sgpr5, 0, 0
+ ; GFX942-NEXT: renamable $vgpr18 = V_MOV_B32_e32 0, implicit $exec
+ ; GFX942-NEXT: renamable $sgpr44_sgpr45_sgpr46_sgpr47 = S_LOAD_DWORDX4_IMM renamable $sgpr40_sgpr41, 0, 0
+ ; GFX942-NEXT: renamable $sgpr48_sgpr49_sgpr50_sgpr51 = S_LOAD_DWORDX4_IMM renamable $sgpr42_sgpr43, 0, 0
+ ; GFX942-NEXT: early-clobber renamable $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr40_sgpr41, 0, 0
+ ; GFX942-NEXT: early-clobber renamable $sgpr16_sgpr17_sgpr18_sgpr19_sgpr20_sgpr21_sgpr22_sgpr23_sgpr24_sgpr25_sgpr26_sgpr27_sgpr28_sgpr29_sgpr30_sgpr31 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr42_sgpr43, 0, 0
+ ; GFX942-NEXT: $vgpr0_vgpr1 = V_MOV_B64_e32 $sgpr44_sgpr45, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr44_sgpr45_sgpr46_sgpr47
+ ; GFX942-NEXT: $vgpr2_vgpr3 = V_MOV_B64_e32 killed $sgpr46_sgpr47, implicit $exec, implicit $sgpr44_sgpr45_sgpr46_sgpr47, implicit $exec
+ ; GFX942-NEXT: $vgpr4_vgpr5 = V_MOV_B64_e32 $sgpr48_sgpr49, implicit $exec, implicit-def $vgpr4_vgpr5_vgpr6_vgpr7, implicit $sgpr48_sgpr49_sgpr50_sgpr51
+ ; GFX942-NEXT: $vgpr6_vgpr7 = V_MOV_B64_e32 killed $sgpr50_sgpr51, implicit $exec, implicit $sgpr48_sgpr49_sgpr50_sgpr51, implicit $exec
+ ; GFX942-NEXT: $vgpr10 = V_MOV_B32_e32 killed $sgpr6, implicit $exec, implicit $exec
+ ; GFX942-NEXT: $vgpr11 = V_MOV_B32_e32 killed $sgpr7, implicit $exec, implicit $exec
+ ; GFX942-NEXT: early-clobber renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X16_F16_e64 $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, 0, implicit $mode, implicit $exec
+ ; GFX942-NEXT: $vgpr4_vgpr5 = V_PK_MOV_B32 9, killed $vgpr0_vgpr1, 8, killed $vgpr2_vgpr3, 0, 0, 0, 0, 0, implicit $exec
+ ; GFX942-NEXT: S_ENDPGM 0
+ ;
+ ; GFX90A-LABEL: name: test_v_pk_mov_with_neg_modifiers_not_unpacked_0
+ ; GFX90A: liveins: $sgpr4_sgpr5
+ ; GFX90A-NEXT: {{ $}}
+ ; GFX90A-NEXT: early-clobber renamable $sgpr36_sgpr37_sgpr38_sgpr39_sgpr40_sgpr41_sgpr42_sgpr43 = S_LOAD_DWORDX8_IMM_ec killed renamable $sgpr4_sgpr5, 0, 0
+ ; GFX90A-NEXT: renamable $vgpr18 = V_MOV_B32_e32 0, implicit $exec
+ ; GFX90A-NEXT: renamable $sgpr44_sgpr45_sgpr46_sgpr47 = S_LOAD_DWORDX4_IMM renamable $sgpr40_sgpr41, 0, 0
+ ; GFX90A-NEXT: renamable $sgpr48_sgpr49_sgpr50_sgpr51 = S_LOAD_DWORDX4_IMM renamable $sgpr42_sgpr43, 0, 0
+ ; GFX90A-NEXT: early-clobber renamable $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr40_sgpr41, 0, 0
+ ; GFX90A-NEXT: early-clobber renamable $sgpr16_sgpr17_sgpr18_sgpr19_sgpr20_sgpr21_sgpr22_sgpr23_sgpr24_sgpr25_sgpr26_sgpr27_sgpr28_sgpr29_sgpr30_sgpr31 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr42_sgpr43, 0, 0
+ ; GFX90A-NEXT: $vgpr0_vgpr1 = V_MOV_B64_e32 $sgpr44_sgpr45, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr44_sgpr45_sgpr46_sgpr47
+ ; GFX90A-NEXT: $vgpr2_vgpr3 = V_MOV_B64_e32 killed $sgpr46_sgpr47, implicit $exec, implicit $sgpr44_sgpr45_sgpr46_sgpr47, implicit $exec
+ ; GFX90A-NEXT: $vgpr4_vgpr5 = V_MOV_B64_e32 $sgpr48_sgpr49, implicit $exec, implicit-def $vgpr4_vgpr5_vgpr6_vgpr7, implicit $sgpr48_sgpr49_sgpr50_sgpr51
+ ; GFX90A-NEXT: $vgpr6_vgpr7 = V_MOV_B64_e32 killed $sgpr50_sgpr51, implicit $exec, implicit $sgpr48_sgpr49_sgpr50_sgpr51, implicit $exec
+ ; GFX90A-NEXT: $vgpr10 = V_MOV_B32_e32 killed $sgpr6, implicit $exec, implicit $exec
+ ; GFX90A-NEXT: $vgpr11 = V_MOV_B32_e32 killed $sgpr7, implicit $exec, implicit $exec
+ ; GFX90A-NEXT: early-clobber renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X16_F16_e64 $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, 0, implicit $mode, implicit $exec
+ ; GFX90A-NEXT: $vgpr4_vgpr5 = V_PK_MOV_B32 9, killed $vgpr0_vgpr1, 8, killed $vgpr2_vgpr3, 0, 0, 0, 0, 0, implicit $exec
+ ; GFX90A-NEXT: S_ENDPGM 0
+ early-clobber renamable $sgpr36_sgpr37_sgpr38_sgpr39_sgpr40_sgpr41_sgpr42_sgpr43 = S_LOAD_DWORDX8_IMM_ec killed renamable $sgpr4_sgpr5, 0, 0
+ renamable $vgpr18 = V_MOV_B32_e32 0, implicit $exec
+ renamable $sgpr44_sgpr45_sgpr46_sgpr47 = S_LOAD_DWORDX4_IMM renamable $sgpr40_sgpr41, 0, 0
+ renamable $sgpr48_sgpr49_sgpr50_sgpr51 = S_LOAD_DWORDX4_IMM renamable $sgpr42_sgpr43, 0, 0
+ early-clobber renamable $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr40_sgpr41, 0, 0
+ early-clobber renamable $sgpr16_sgpr17_sgpr18_sgpr19_sgpr20_sgpr21_sgpr22_sgpr23_sgpr24_sgpr25_sgpr26_sgpr27_sgpr28_sgpr29_sgpr30_sgpr31 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr42_sgpr43, 0, 0
+ $vgpr0_vgpr1 = V_MOV_B64_e32 $sgpr44_sgpr45, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr44_sgpr45_sgpr46_sgpr47
+ $vgpr2_vgpr3 = V_MOV_B64_e32 killed $sgpr46_sgpr47, implicit $exec, implicit $sgpr44_sgpr45_sgpr46_sgpr47, implicit $exec
+ $vgpr4_vgpr5 = V_MOV_B64_e32 $sgpr48_sgpr49, implicit $exec, implicit-def $vgpr4_vgpr5_vgpr6_vgpr7, implicit $sgpr48_sgpr49_sgpr50_sgpr51
+ $vgpr6_vgpr7 = V_MOV_B64_e32 killed $sgpr50_sgpr51, implicit $exec, implicit $sgpr48_sgpr49_sgpr50_sgpr51, implicit $exec
+ $vgpr10 = V_MOV_B32_e32 killed $sgpr6, implicit $exec, implicit $exec
+ $vgpr11 = V_MOV_B32_e32 killed $sgpr7, implicit $exec, implicit $exec
+ renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X16_F16_e64 $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, 0, implicit $mode, implicit $exec
+ $vgpr4_vgpr5 = V_PK_MOV_B32 9, killed $vgpr0_vgpr1, 8, killed $vgpr2_vgpr3, 0, 0, 0, 0, 0, implicit $exec
+ S_ENDPGM 0
+
+...
+---
+name: test_v_pk_mov_with_neg_modifiers_not_unpacked_1
+tracksRegLiveness: true
+
+liveins:
+ - { reg: '$sgpr4_sgpr5' }
+
+body: |
+ bb.0.entry:
+ liveins: $sgpr4_sgpr5
+ ; GFX950-LABEL: name: test_v_pk_mov_with_neg_modifiers_not_unpacked_1
+ ; GFX950: liveins: $sgpr4_sgpr5
+ ; GFX950-NEXT: {{ $}}
+ ; GFX950-NEXT: early-clobber renamable $sgpr36_sgpr37_sgpr38_sgpr39_sgpr40_sgpr41_sgpr42_sgpr43 = S_LOAD_DWORDX8_IMM_ec killed renamable $sgpr4_sgpr5, 0, 0
+ ; GFX950-NEXT: renamable $vgpr18 = V_MOV_B32_e32 0, implicit $exec
+ ; GFX950-NEXT: renamable $sgpr44_sgpr45_sgpr46_sgpr47 = S_LOAD_DWORDX4_IMM renamable $sgpr40_sgpr41, 0, 0
+ ; GFX950-NEXT: renamable $sgpr48_sgpr49_sgpr50_sgpr51 = S_LOAD_DWORDX4_IMM renamable $sgpr42_sgpr43, 0, 0
+ ; GFX950-NEXT: early-clobber renamable $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr40_sgpr41, 0, 0
+ ; GFX950-NEXT: early-clobber renamable $sgpr16_sgpr17_sgpr18_sgpr19_sgpr20_sgpr21_sgpr22_sgpr23_sgpr24_sgpr25_sgpr26_sgpr27_sgpr28_sgpr29_sgpr30_sgpr31 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr42_sgpr43, 0, 0
+ ; GFX950-NEXT: $vgpr0_vgpr1 = V_MOV_B64_e32 $sgpr44_sgpr45, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr44_sgpr45_sgpr46_sgpr47
+ ; GFX950-NEXT: $vgpr2_vgpr3 = V_MOV_B64_e32 killed $sgpr46_sgpr47, implicit $exec, implicit $sgpr44_sgpr45_sgpr46_sgpr47, implicit $exec
+ ; GFX950-NEXT: $vgpr4_vgpr5 = V_MOV_B64_e32 $sgpr48_sgpr49, implicit $exec, implicit-def $vgpr4_vgpr5_vgpr6_vgpr7, implicit $sgpr48_sgpr49_sgpr50_sgpr51
+ ; GFX950-NEXT: $vgpr6_vgpr7 = V_MOV_B64_e32 killed $sgpr50_sgpr51, implicit $exec, implicit $sgpr48_sgpr49_sgpr50_sgpr51, implicit $exec
+ ; GFX950-NEXT: $vgpr10 = V_MOV_B32_e32 killed $sgpr6, implicit $exec, implicit $exec
+ ; GFX950-NEXT: $vgpr11 = V_MOV_B32_e32 killed $sgpr7, implicit $exec, implicit $exec
+ ; GFX950-NEXT: early-clobber renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X16_F16_e64 $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, 0, implicit $mode, implicit $exec
+ ; GFX950-NEXT: $vgpr4_vgpr5 = V_PK_MOV_B32 8, killed $vgpr0_vgpr1, 10, killed $vgpr2_vgpr3, 0, 0, 0, 0, 0, implicit $exec
+ ; GFX950-NEXT: S_ENDPGM 0
+ ;
+ ; GFX942-LABEL: name: test_v_pk_mov_with_neg_modifiers_not_unpacked_1
+ ; GFX942: liveins: $sgpr4_sgpr5
+ ; GFX942-NEXT: {{ $}}
+ ; GFX942-NEXT: early-clobber renamable $sgpr36_sgpr37_sgpr38_sgpr39_sgpr40_sgpr41_sgpr42_sgpr43 = S_LOAD_DWORDX8_IMM_ec killed renamable $sgpr4_sgpr5, 0, 0
+ ; GFX942-NEXT: renamable $vgpr18 = V_MOV_B32_e32 0, implicit $exec
+ ; GFX942-NEXT: renamable $sgpr44_sgpr45_sgpr46_sgpr47 = S_LOAD_DWORDX4_IMM renamable $sgpr40_sgpr41, 0, 0
+ ; GFX942-NEXT: renamable $sgpr48_sgpr49_sgpr50_sgpr51 = S_LOAD_DWORDX4_IMM renamable $sgpr42_sgpr43, 0, 0
+ ; GFX942-NEXT: early-clobber renamable $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr40_sgpr41, 0, 0
+ ; GFX942-NEXT: early-clobber renamable $sgpr16_sgpr17_sgpr18_sgpr19_sgpr20_sgpr21_sgpr22_sgpr23_sgpr24_sgpr25_sgpr26_sgpr27_sgpr28_sgpr29_sgpr30_sgpr31 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr42_sgpr43, 0, 0
+ ; GFX942-NEXT: $vgpr0_vgpr1 = V_MOV_B64_e32 $sgpr44_sgpr45, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr44_sgpr45_sgpr46_sgpr47
+ ; GFX942-NEXT: $vgpr2_vgpr3 = V_MOV_B64_e32 killed $sgpr46_sgpr47, implicit $exec, implicit $sgpr44_sgpr45_sgpr46_sgpr47, implicit $exec
+ ; GFX942-NEXT: $vgpr4_vgpr5 = V_MOV_B64_e32 $sgpr48_sgpr49, implicit $exec, implicit-def $vgpr4_vgpr5_vgpr6_vgpr7, implicit $sgpr48_sgpr49_sgpr50_sgpr51
+ ; GFX942-NEXT: $vgpr6_vgpr7 = V_MOV_B64_e32 killed $sgpr50_sgpr51, implicit $exec, implicit $sgpr48_sgpr49_sgpr50_sgpr51, implicit $exec
+ ; GFX942-NEXT: $vgpr10 = V_MOV_B32_e32 killed $sgpr6, implicit $exec, implicit $exec
+ ; GFX942-NEXT: $vgpr11 = V_MOV_B32_e32 killed $sgpr7, implicit $exec, implicit $exec
+ ; GFX942-NEXT: early-clobber renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X16_F16_e64 $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, 0, implicit $mode, implicit $exec
+ ; GFX942-NEXT: $vgpr4_vgpr5 = V_PK_MOV_B32 8, killed $vgpr0_vgpr1, 10, killed $vgpr2_vgpr3, 0, 0, 0, 0, 0, implicit $exec
+ ; GFX942-NEXT: S_ENDPGM 0
+ ;
+ ; GFX90A-LABEL: name: test_v_pk_mov_with_neg_modifiers_not_unpacked_1
+ ; GFX90A: liveins: $sgpr4_sgpr5
+ ; GFX90A-NEXT: {{ $}}
+ ; GFX90A-NEXT: early-clobber renamable $sgpr36_sgpr37_sgpr38_sgpr39_sgpr40_sgpr41_sgpr42_sgpr43 = S_LOAD_DWORDX8_IMM_ec killed renamable $sgpr4_sgpr5, 0, 0
+ ; GFX90A-NEXT: renamable $vgpr18 = V_MOV_B32_e32 0, implicit $exec
+ ; GFX90A-NEXT: renamable $sgpr44_sgpr45_sgpr46_sgpr47 = S_LOAD_DWORDX4_IMM renamable $sgpr40_sgpr41, 0, 0
+ ; GFX90A-NEXT: renamable $sgpr48_sgpr49_sgpr50_sgpr51 = S_LOAD_DWORDX4_IMM renamable $sgpr42_sgpr43, 0, 0
+ ; GFX90A-NEXT: early-clobber renamable $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr40_sgpr41, 0, 0
+ ; GFX90A-NEXT: early-clobber renamable $sgpr16_sgpr17_sgpr18_sgpr19_sgpr20_sgpr21_sgpr22_sgpr23_sgpr24_sgpr25_sgpr26_sgpr27_sgpr28_sgpr29_sgpr30_sgpr31 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr42_sgpr43, 0, 0
+ ; GFX90A-NEXT: $vgpr0_vgpr1 = V_MOV_B64_e32 $sgpr44_sgpr45, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr44_sgpr45_sgpr46_sgpr47
+ ; GFX90A-NEXT: $vgpr2_vgpr3 = V_MOV_B64_e32 killed $sgpr46_sgpr47, implicit $exec, implicit $sgpr44_sgpr45_sgpr46_sgpr47, implicit $exec
+ ; GFX90A-NEXT: $vgpr4_vgpr5 = V_MOV_B64_e32 $sgpr48_sgpr49, implicit $exec, implicit-def $vgpr4_vgpr5_vgpr6_vgpr7, implicit $sgpr48_sgpr49_sgpr50_sgpr51
+ ; GFX90A-NEXT: $vgpr6_vgpr7 = V_MOV_B64_e32 killed $sgpr50_sgpr51, implicit $exec, implicit $sgpr48_sgpr49_sgpr50_sgpr51, implicit $exec
+ ; GFX90A-NEXT: $vgpr10 = V_MOV_B32_e32 killed $sgpr6, implicit $exec, implicit $exec
+ ; GFX90A-NEXT: $vgpr11 = V_MOV_B32_e32 killed $sgpr7, implicit $exec, implicit $exec
+ ; GFX90A-NEXT: early-clobber renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X16_F16_e64 $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, 0, implicit $mode, implicit $exec
+ ; GFX90A-NEXT: $vgpr4_vgpr5 = V_PK_MOV_B32 8, killed $vgpr0_vgpr1, 10, killed $vgpr2_vgpr3, 0, 0, 0, 0, 0, implicit $exec
+ ; GFX90A-NEXT: S_ENDPGM 0
+ early-clobber renamable $sgpr36_sgpr37_sgpr38_sgpr39_sgpr40_sgpr41_sgpr42_sgpr43 = S_LOAD_DWORDX8_IMM_ec killed renamable $sgpr4_sgpr5, 0, 0
+ renamable $vgpr18 = V_MOV_B32_e32 0, implicit $exec
+ renamable $sgpr44_sgpr45_sgpr46_sgpr47 = S_LOAD_DWORDX4_IMM renamable $sgpr40_sgpr41, 0, 0
+ renamable $sgpr48_sgpr49_sgpr50_sgpr51 = S_LOAD_DWORDX4_IMM renamable $sgpr42_sgpr43, 0, 0
+ early-clobber renamable $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr40_sgpr41, 0, 0
+ early-clobber renamable $sgpr16_sgpr17_sgpr18_sgpr19_sgpr20_sgpr21_sgpr22_sgpr23_sgpr24_sgpr25_sgpr26_sgpr27_sgpr28_sgpr29_sgpr30_sgpr31 = S_LOAD_DWORDX16_IMM_ec killed renamable $sgpr42_sgpr43, 0, 0
+ $vgpr0_vgpr1 = V_MOV_B64_e32 $sgpr44_sgpr45, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr44_sgpr45_sgpr46_sgpr47
+ $vgpr2_vgpr3 = V_MOV_B64_e32 killed $sgpr46_sgpr47, implicit $exec, implicit $sgpr44_sgpr45_sgpr46_sgpr47, implicit $exec
+ $vgpr4_vgpr5 = V_MOV_B64_e32 $sgpr48_sgpr49, implicit $exec, implicit-def $vgpr4_vgpr5_vgpr6_vgpr7, implicit $sgpr48_sgpr49_sgpr50_sgpr51
+ $vgpr6_vgpr7 = V_MOV_B64_e32 killed $sgpr50_sgpr51, implicit $exec, implicit $sgpr48_sgpr49_sgpr50_sgpr51, implicit $exec
+ $vgpr10 = V_MOV_B32_e32 killed $sgpr6, implicit $exec, implicit $exec
+ $vgpr11 = V_MOV_B32_e32 killed $sgpr7, implicit $exec, implicit $exec
+ renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X16_F16_e64 $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, 0, implicit $mode, implicit $exec
+ $vgpr4_vgpr5 = V_PK_MOV_B32 8, killed $vgpr0_vgpr1, 10, killed $vgpr2_vgpr3, 0, 0, 0, 0, 0, implicit $exec
+ S_ENDPGM 0
+
+...
+---
+name: test_v_pk_mov_with_neg_modifiers_correctly_unpacked_2
+tracksRegLiveness: true
+
+liveins:
+ - { reg: '$sgpr4_sgpr5' }
+
----------------
arsenm wrote:
Don't need function liveins
https://github.com/llvm/llvm-project/pull/163464
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