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llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-umax.mir

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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect -verify-machineinstrs -regbankselect-fast -o - %s | FileCheck -check-prefix=FAST %s
# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect -verify-machineinstrs -regbankselect-greedy -o - %s | FileCheck -check-prefix=GREEDY %s
---
name: umax_s32_ss
legalized: true
body: |
bb.0:
liveins: $sgpr0, $sgpr1
; FAST-LABEL: name: umax_s32_ss
; FAST: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; FAST: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
; FAST: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(ugt), [[COPY]](s32), [[COPY1]]
; FAST: [[SELECT:%[0-9]+]]:sgpr(s32) = G_SELECT [[ICMP]](s32), [[COPY]], [[COPY1]]
; GREEDY-LABEL: name: umax_s32_ss
; GREEDY: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; GREEDY: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
; GREEDY: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(ugt), [[COPY]](s32), [[COPY1]]
; GREEDY: [[SELECT:%[0-9]+]]:sgpr(s32) = G_SELECT [[ICMP]](s32), [[COPY]], [[COPY1]]
%0:_(s32) = COPY $sgpr0
%1:_(s32) = COPY $sgpr1
%2:_(s32) = G_UMAX %0, %1
...
---
name: umax_s32_sv
legalized: true
body: |
bb.0:
liveins: $sgpr0, $vgpr0
; FAST-LABEL: name: umax_s32_sv
; FAST: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; FAST: [[COPY1:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
; FAST: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
; FAST: [[UMAX:%[0-9]+]]:vgpr(s32) = G_UMAX [[COPY2]], [[COPY1]]
; GREEDY-LABEL: name: umax_s32_sv
; GREEDY: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; GREEDY: [[COPY1:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
; GREEDY: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
; GREEDY: [[UMAX:%[0-9]+]]:vgpr(s32) = G_UMAX [[COPY2]], [[COPY1]]
%0:_(s32) = COPY $sgpr0
%1:_(s32) = COPY $vgpr0
%2:_(s32) = G_UMAX %0, %1
...
---
name: umax_s32_vs
legalized: true
body: |
bb.0:
liveins: $sgpr0, $vgpr0
; FAST-LABEL: name: umax_s32_vs
; FAST: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
; FAST: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; FAST: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY1]](s32)
; FAST: [[UMAX:%[0-9]+]]:vgpr(s32) = G_UMAX [[COPY]], [[COPY2]]
; GREEDY-LABEL: name: umax_s32_vs
; GREEDY: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
; GREEDY: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; GREEDY: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY1]](s32)
; GREEDY: [[UMAX:%[0-9]+]]:vgpr(s32) = G_UMAX [[COPY]], [[COPY2]]
%0:_(s32) = COPY $vgpr0
%1:_(s32) = COPY $sgpr0
%2:_(s32) = G_UMAX %0, %1
...
---
name: umax_s32_vv
legalized: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; FAST-LABEL: name: umax_s32_vv
; FAST: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
; FAST: [[COPY1:%[0-9]+]]:vgpr(s32) = COPY $vgpr1
; FAST: [[UMAX:%[0-9]+]]:vgpr(s32) = G_UMAX [[COPY]], [[COPY1]]
; GREEDY-LABEL: name: umax_s32_vv
; GREEDY: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
; GREEDY: [[COPY1:%[0-9]+]]:vgpr(s32) = COPY $vgpr1
; GREEDY: [[UMAX:%[0-9]+]]:vgpr(s32) = G_UMAX [[COPY]], [[COPY1]]
%0:_(s32) = COPY $vgpr0
%1:_(s32) = COPY $vgpr1
%2:_(s32) = G_UMAX %0, %1
...
# FIXME: This should use VGPR instruction
---
name: umax_s32_ss_vgpr_use
legalized: true
body: |
bb.0:
liveins: $sgpr0, $sgpr1
; FAST-LABEL: name: umax_s32_ss_vgpr_use
; FAST: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; FAST: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
; FAST: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(ugt), [[COPY]](s32), [[COPY1]]
; FAST: [[SELECT:%[0-9]+]]:sgpr(s32) = G_SELECT [[ICMP]](s32), [[COPY]], [[COPY1]]
; FAST: $vgpr0 = COPY [[SELECT]](s32)
; GREEDY-LABEL: name: umax_s32_ss_vgpr_use
; GREEDY: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; GREEDY: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
; GREEDY: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(ugt), [[COPY]](s32), [[COPY1]]
; GREEDY: [[SELECT:%[0-9]+]]:sgpr(s32) = G_SELECT [[ICMP]](s32), [[COPY]], [[COPY1]]
; GREEDY: $vgpr0 = COPY [[SELECT]](s32)
%0:_(s32) = COPY $sgpr0
%1:_(s32) = COPY $sgpr1
%2:_(s32) = G_UMAX %0, %1
$vgpr0 = COPY %2
...
---
name: umax_s16_ss
legalized: true
body: |
bb.0:
liveins: $sgpr0, $sgpr1
; FAST-LABEL: name: umax_s16_ss
; FAST: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; FAST: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
; FAST: [[TRUNC:%[0-9]+]]:sgpr(s16) = G_TRUNC [[COPY]](s32)
; FAST: [[TRUNC1:%[0-9]+]]:sgpr(s16) = G_TRUNC [[COPY1]](s32)
; FAST: [[ZEXT:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC]](s16)
; FAST: [[ZEXT1:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC1]](s16)
; FAST: [[TRUNC2:%[0-9]+]]:sgpr(s16) = G_TRUNC %7(s32)
; FAST: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(ugt), [[ZEXT]](s32), [[ZEXT1]]
; FAST: [[SELECT:%[0-9]+]]:sgpr(s32) = G_SELECT [[ICMP]](s32), [[ZEXT]], [[ZEXT1]]
; GREEDY-LABEL: name: umax_s16_ss
; GREEDY: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; GREEDY: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
; GREEDY: [[TRUNC:%[0-9]+]]:sgpr(s16) = G_TRUNC [[COPY]](s32)
; GREEDY: [[TRUNC1:%[0-9]+]]:sgpr(s16) = G_TRUNC [[COPY1]](s32)
; GREEDY: [[ZEXT:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC]](s16)
; GREEDY: [[ZEXT1:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC1]](s16)
; GREEDY: [[TRUNC2:%[0-9]+]]:sgpr(s16) = G_TRUNC %7(s32)
; GREEDY: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(ugt), [[ZEXT]](s32), [[ZEXT1]]
; GREEDY: [[SELECT:%[0-9]+]]:sgpr(s32) = G_SELECT [[ICMP]](s32), [[ZEXT]], [[ZEXT1]]
%0:_(s32) = COPY $sgpr0
%1:_(s32) = COPY $sgpr1
%2:_(s16) = G_TRUNC %0
%3:_(s16) = G_TRUNC %1
%4:_(s16) = G_UMAX %2, %3
...
---
name: umax_s16_ss_vgpr_use
legalized: true
body: |
bb.0:
liveins: $sgpr0, $sgpr1
; FAST-LABEL: name: umax_s16_ss_vgpr_use
; FAST: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; FAST: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
; FAST: [[TRUNC:%[0-9]+]]:sgpr(s16) = G_TRUNC [[COPY]](s32)
; FAST: [[TRUNC1:%[0-9]+]]:sgpr(s16) = G_TRUNC [[COPY1]](s32)
; FAST: [[ZEXT:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC]](s16)
; FAST: [[ZEXT1:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC1]](s16)
; FAST: [[TRUNC2:%[0-9]+]]:sgpr(s16) = G_TRUNC %8(s32)
; FAST: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(ugt), [[ZEXT]](s32), [[ZEXT1]]
; FAST: [[SELECT:%[0-9]+]]:sgpr(s32) = G_SELECT [[ICMP]](s32), [[ZEXT]], [[ZEXT1]]
; FAST: [[ANYEXT:%[0-9]+]]:sgpr(s32) = G_ANYEXT [[TRUNC2]](s16)
; FAST: $vgpr0 = COPY [[ANYEXT]](s32)
; GREEDY-LABEL: name: umax_s16_ss_vgpr_use
; GREEDY: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
; GREEDY: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
; GREEDY: [[TRUNC:%[0-9]+]]:sgpr(s16) = G_TRUNC [[COPY]](s32)
; GREEDY: [[TRUNC1:%[0-9]+]]:sgpr(s16) = G_TRUNC [[COPY1]](s32)
; GREEDY: [[ZEXT:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC]](s16)
; GREEDY: [[ZEXT1:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC1]](s16)
; GREEDY: [[TRUNC2:%[0-9]+]]:sgpr(s16) = G_TRUNC %8(s32)
; GREEDY: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(ugt), [[ZEXT]](s32), [[ZEXT1]]
; GREEDY: [[SELECT:%[0-9]+]]:sgpr(s32) = G_SELECT [[ICMP]](s32), [[ZEXT]], [[ZEXT1]]
; GREEDY: [[ANYEXT:%[0-9]+]]:sgpr(s32) = G_ANYEXT [[TRUNC2]](s16)
; GREEDY: $vgpr0 = COPY [[ANYEXT]](s32)
%0:_(s32) = COPY $sgpr0
%1:_(s32) = COPY $sgpr1
%2:_(s16) = G_TRUNC %0
%3:_(s16) = G_TRUNC %1
%4:_(s16) = G_UMAX %2, %3
%5:_(s32) = G_ANYEXT %4
$vgpr0 = COPY %5
...
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