inst-select-trunc.mir
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=amdgcn -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=GCN
---
name: trunc_sgpr_s32_to_s1
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0
; GCN-LABEL: name: trunc_sgpr_s32_to_s1
; GCN: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
; GCN: S_ENDPGM 0, implicit [[COPY]]
%0:sgpr(s32) = COPY $sgpr0
%1:sgpr(s1) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_sgpr_s32_to_s16
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0
; GCN-LABEL: name: trunc_sgpr_s32_to_s16
; GCN: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
; GCN: S_ENDPGM 0, implicit [[COPY]]
%0:sgpr(s32) = COPY $sgpr0
%1:sgpr(s16) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_sgpr_s64_to_s32
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0_sgpr1
; GCN-LABEL: name: trunc_sgpr_s64_to_s32
; GCN: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
; GCN: [[COPY1:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub0
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:sgpr(s64) = COPY $sgpr0_sgpr1
%1:sgpr(s32) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_sgpr_s64_to_s16
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0_sgpr1
; GCN-LABEL: name: trunc_sgpr_s64_to_s16
; GCN: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
; GCN: [[COPY1:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub0
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:sgpr(s64) = COPY $sgpr0_sgpr1
%1:sgpr(s16) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_sgpr_s64_to_s1
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0_sgpr1
; GCN-LABEL: name: trunc_sgpr_s64_to_s1
; GCN: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
; GCN: [[COPY1:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub0
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:sgpr(s64) = COPY $sgpr0_sgpr1
%1:sgpr(s1) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_sgpr_s96_to_s16
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2
; GCN-LABEL: name: trunc_sgpr_s96_to_s16
; GCN: [[COPY:%[0-9]+]]:sgpr_96 = COPY $sgpr0_sgpr1_sgpr2
; GCN: [[COPY1:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub0
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:sgpr(s96) = COPY $sgpr0_sgpr1_sgpr2
%1:sgpr(s16) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_sgpr_s96_to_s64
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2
; GCN-LABEL: name: trunc_sgpr_s96_to_s64
; GCN: [[COPY:%[0-9]+]]:sgpr_96_with_sub0_sub1 = COPY $sgpr0_sgpr1_sgpr2
; GCN: [[COPY1:%[0-9]+]]:sreg_64 = COPY [[COPY]].sub0_sub1
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:sgpr(s96) = COPY $sgpr0_sgpr1_sgpr2
%1:sgpr(s64) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_sgpr_s128_to_s16
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3
; GCN-LABEL: name: trunc_sgpr_s128_to_s16
; GCN: [[COPY:%[0-9]+]]:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
; GCN: [[COPY1:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub0
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:sgpr(s128) = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sgpr(s16) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_sgpr_s128_to_s96
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3
; GCN-LABEL: name: trunc_sgpr_s128_to_s96
; GCN: [[COPY:%[0-9]+]]:sgpr_128_with_sub0_sub1_sub2 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
; GCN: [[COPY1:%[0-9]+]]:sgpr_96 = COPY [[COPY]].sub0_sub1_sub2
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:sgpr(s128) = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sgpr(s96) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_sgpr_s256_to_s128
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7
; GCN-LABEL: name: trunc_sgpr_s256_to_s128
; GCN: [[COPY:%[0-9]+]]:sgpr_256 = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7
; GCN: [[COPY1:%[0-9]+]]:sgpr_128 = COPY [[COPY]].sub0_sub1_sub2_sub3
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:sgpr(s256) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7
%1:sgpr(s128) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_sgpr_s512_to_s256
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
; GCN-LABEL: name: trunc_sgpr_s512_to_s256
; GCN: [[COPY:%[0-9]+]]:sgpr_512 = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
; GCN: [[COPY1:%[0-9]+]]:sgpr_256 = COPY [[COPY]].sub0_sub1_sub2_sub3_sub4_sub5_sub6_sub7
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:sgpr(s512) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
%1:sgpr(s256) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_vgpr_s32_to_s1
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $vgpr0
; GCN-LABEL: name: trunc_vgpr_s32_to_s1
; GCN: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GCN: S_ENDPGM 0, implicit [[COPY]]
%0:vgpr(s32) = COPY $vgpr0
%1:vgpr(s1) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_vgpr_s32_to_s16
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $vgpr0
; GCN-LABEL: name: trunc_vgpr_s32_to_s16
; GCN: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GCN: S_ENDPGM 0, implicit [[COPY]]
%0:vgpr(s32) = COPY $vgpr0
%1:vgpr(s16) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_vgpr_s64_to_s32
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $vgpr0_vgpr1
; GCN-LABEL: name: trunc_vgpr_s64_to_s32
; GCN: [[COPY:%[0-9]+]]:vreg_64 = COPY $vgpr0_vgpr1
; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:vgpr(s64) = COPY $vgpr0_vgpr1
%1:vgpr(s32) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_vgpr_s64_to_s16
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $vgpr0_vgpr1
; GCN-LABEL: name: trunc_vgpr_s64_to_s16
; GCN: [[COPY:%[0-9]+]]:vreg_64 = COPY $vgpr0_vgpr1
; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:vgpr(s64) = COPY $vgpr0_vgpr1
%1:vgpr(s16) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_vgpr_s64_to_s1
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $vgpr0_vgpr1
; GCN-LABEL: name: trunc_vgpr_s64_to_s1
; GCN: [[COPY:%[0-9]+]]:vreg_64 = COPY $vgpr0_vgpr1
; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:vgpr(s64) = COPY $vgpr0_vgpr1
%1:vgpr(s1) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_vgpr_s96_to_s16
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $vgpr0_vgpr1_vgpr2
; GCN-LABEL: name: trunc_vgpr_s96_to_s16
; GCN: [[COPY:%[0-9]+]]:vreg_96 = COPY $vgpr0_vgpr1_vgpr2
; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:vgpr(s96) = COPY $vgpr0_vgpr1_vgpr2
%1:vgpr(s16) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_vgpr_s96_to_s64
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $vgpr0_vgpr1_vgpr2
; GCN-LABEL: name: trunc_vgpr_s96_to_s64
; GCN: [[COPY:%[0-9]+]]:vreg_96 = COPY $vgpr0_vgpr1_vgpr2
; GCN: [[COPY1:%[0-9]+]]:vreg_64 = COPY [[COPY]].sub0_sub1
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:vgpr(s96) = COPY $vgpr0_vgpr1_vgpr2
%1:vgpr(s64) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_vgpr_s128_to_s16
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $vgpr0_vgpr1_vgpr2_vgpr3
; GCN-LABEL: name: trunc_vgpr_s128_to_s16
; GCN: [[COPY:%[0-9]+]]:vreg_128 = COPY $vgpr0_vgpr1_vgpr2_vgpr3
; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:vgpr(s128) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
%1:vgpr(s16) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_vgpr_s128_to_s96
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $vgpr0_vgpr1_vgpr2_vgpr3
; GCN-LABEL: name: trunc_vgpr_s128_to_s96
; GCN: [[COPY:%[0-9]+]]:vreg_128 = COPY $vgpr0_vgpr1_vgpr2_vgpr3
; GCN: [[COPY1:%[0-9]+]]:vreg_96 = COPY [[COPY]].sub0_sub1_sub2
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:vgpr(s128) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
%1:vgpr(s96) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_vgpr_s256_to_s128
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
; GCN-LABEL: name: trunc_vgpr_s256_to_s128
; GCN: [[COPY:%[0-9]+]]:vreg_256 = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
; GCN: [[COPY1:%[0-9]+]]:vreg_128 = COPY [[COPY]].sub0_sub1_sub2_sub3
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:vgpr(s256) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
%1:vgpr(s128) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_vgpr_s512_to_s256
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
; GCN-LABEL: name: trunc_vgpr_s512_to_s256
; GCN: [[COPY:%[0-9]+]]:vreg_512 = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
; GCN: [[COPY1:%[0-9]+]]:vreg_256 = COPY [[COPY]].sub0_sub1_sub2_sub3_sub4_sub5_sub6_sub7
; GCN: S_ENDPGM 0, implicit [[COPY1]]
%0:vgpr(s512) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
%1:vgpr(s256) = G_TRUNC %0
S_ENDPGM 0, implicit %1
...
---
name: trunc_sgpr_s32_to_s1_use
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: $sgpr0, $sgpr1
; GCN-LABEL: name: trunc_sgpr_s32_to_s1_use
; GCN: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
; GCN: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
; GCN: $scc = COPY [[COPY]]
; GCN: [[S_CSELECT_B32_:%[0-9]+]]:sreg_32 = S_CSELECT_B32 [[COPY]], [[COPY1]], implicit $scc
; GCN: S_ENDPGM 0, implicit [[S_CSELECT_B32_]]
%0:sgpr(s32) = COPY $sgpr0
%1:sgpr(s32) = COPY $sgpr1
%2:sgpr(s1) = G_TRUNC %0
%3:sgpr(s32) = G_SELECT %2, %0, %1
S_ENDPGM 0, implicit %3
...