nuudlman/llvm: llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-icmp.mir

# RUN: llc -march=amdgcn -mcpu=hawaii -run-pass=instruction-select -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN -DVCCRC=sreg_64_xexec %s
# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=instruction-select -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN -DVCCRC=sreg_64_xexec %s
# RUN: llc -march=amdgcn -mcpu=gfx1010 -run-pass=instruction-select -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN -DVCCRC=sreg_32_xm0_xexec %s
# RUN: llc -march=amdgcn -mcpu=gfx1100 -run-pass=instruction-select -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN -DVCCRC=sreg_32_xm0_xexec %s

---
name:            icmp_s32_s_mix
legalized:       true
regBankSelected: true

# GCN: name: icmp_s32_s_mix
# GCN: [[SGPR0:%[0-9]+]]:sreg_32 = COPY $sgpr0
# GCN: [[SGPR1:%[0-9]+]]:sreg_32 = COPY $sgpr1
# GCN: [[SGPR2:%[0-9]+]]:sreg_32 = COPY $sgpr2
# GCN: [[SGPR3:%[0-9]+]]:sreg_32 = COPY $sgpr3
# GCN: [[SGPR4:%[0-9]+]]:sreg_32 = COPY $sgpr4
# GCN: [[SGPR5:%[0-9]+]]:sreg_32 = COPY $sgpr5
# GCN: [[SGPR6:%[0-9]+]]:sreg_32 = COPY $sgpr6
# GCN: [[SGPR7:%[0-9]+]]:sreg_32 = COPY $sgpr7
# GCN: S_CMP_LG_U32 [[SGPR0]], [[SGPR1]], implicit-def $scc
# GCN-NEXT: [[COND0:%[0-9]+]]:sreg_32 = COPY $scc
# GCN: S_CMP_LG_U32 [[SGPR4]], [[SGPR5]], implicit-def $scc
# GCN-NEXT: [[COND1:%[0-9]+]]:sreg_32 = COPY $scc
# GCN: $scc = COPY [[COND0]]
# GCN-NEXT: S_CSELECT_B32 [[SGPR6]], [[SGPR7]], implicit $scc
# GCN: $scc = COPY [[COND1]]
# GCN-NEXT: S_CSELECT_B32 [[SGPR2]], [[SGPR3]], implicit $scc

body: |
  bb.0:
    liveins:  $vgpr0_vgpr1, $sgpr0, $sgpr1, $sgpr2, $sgpr3, $sgpr4, $sgpr5, $sgpr6, $sgpr7

    %0:vgpr(p1) = COPY $vgpr0_vgpr1
    %1:sgpr(s32) = COPY $sgpr0
    %2:sgpr(s32) = COPY $sgpr1
    %3:sgpr(s32) = COPY $sgpr2
    %4:sgpr(s32) = COPY $sgpr3
    %5:sgpr(s32) = COPY $sgpr4
    %6:sgpr(s32) = COPY $sgpr5
    %7:sgpr(s32) = COPY $sgpr6
    %8:sgpr(s32) = COPY $sgpr7
    %9:sgpr(s32) = G_ICMP intpred(ne), %1, %2
    %10:sgpr(s32) = G_ICMP intpred(ne), %5, %6
    %11:sgpr(s32) = G_SELECT %9, %7, %8
    %12:sgpr(s32) = G_SELECT %10, %3, %4
    %13:vgpr(s32) = COPY %11
    G_STORE %13, %0 :: (volatile store (s32), addrspace 1)
    %14:vgpr(s32) = COPY %12
    G_STORE %14, %0 :: (volatile store (s32), addrspace 1)

...
---
name:            icmp_s32_salu
legalized:       true
regBankSelected: true

# GCN-LABEL: name: icmp_s32_salu
# GCN: S_CMP_LG_U32
# GCN: S_CMP_EQ_U32
# GCN: S_CMP_GT_I32
# GCN: S_CMP_GE_I32
# GCN: S_CMP_LT_I32
# GCN: S_CMP_LE_I32
# GCN: S_CMP_GT_U32
# GCN: S_CMP_GE_U32
# GCN: S_CMP_LT_U32
# GCN: S_CMP_LE_U32

body: |
  bb.0:
    liveins: $vgpr0_vgpr1, $sgpr0, $sgpr1, $sgpr2, $sgpr3

    %0:vgpr(p1) = COPY $vgpr0_vgpr1
    %1:sgpr(s32) = COPY $sgpr0
    %2:sgpr(s32) = COPY $sgpr1
    %3:sgpr(s32) = COPY $sgpr2
    %4:sgpr(s32) = COPY $sgpr3
    %5:sgpr(s32) = G_ICMP intpred(ne), %1, %2
    %6:sgpr(s32) = G_ICMP intpred(eq), %1, %2
    %7:sgpr(s32) = G_ICMP intpred(sgt), %1, %2
    %8:sgpr(s32) = G_ICMP intpred(sge), %1, %2
    %9:sgpr(s32) = G_ICMP intpred(slt), %1, %2
    %10:sgpr(s32) = G_ICMP intpred(sle), %1, %2
    %11:sgpr(s32) = G_ICMP intpred(ugt), %1, %2
    %12:sgpr(s32) = G_ICMP intpred(uge), %1, %2
    %13:sgpr(s32) = G_ICMP intpred(ult), %1, %2
    %14:sgpr(s32) = G_ICMP intpred(ule), %1, %2
    %15:sgpr(s32) = G_SELECT %5, %3, %4
    %16:sgpr(s32) = G_SELECT %6, %3, %4
    %17:sgpr(s32) = G_SELECT %7, %3, %4
    %18:sgpr(s32) = G_SELECT %8, %3, %4
    %19:sgpr(s32) = G_SELECT %9, %3, %4
    %20:sgpr(s32) = G_SELECT %10, %3, %4
    %21:sgpr(s32) = G_SELECT %11, %3, %4
    %22:sgpr(s32) = G_SELECT %12, %3, %4
    %23:sgpr(s32) = G_SELECT %13, %3, %4
    %24:sgpr(s32) = G_SELECT %14, %3, %4
    %25:vgpr(s32) = COPY %15
    G_STORE %25, %0 :: (volatile store (s32), addrspace 1)
    %26:vgpr(s32) = COPY %16
    G_STORE %26, %0 :: (volatile store (s32), addrspace 1)
    %27:vgpr(s32) = COPY %17
    G_STORE %27, %0 :: (volatile store (s32), addrspace 1)
    %28:vgpr(s32) = COPY %18
    G_STORE %28, %0 :: (volatile store (s32), addrspace 1)
    %29:vgpr(s32) = COPY %19
    G_STORE %29, %0 :: (volatile store (s32), addrspace 1)
    %30:vgpr(s32) = COPY %20
    G_STORE %30, %0 :: (volatile store (s32), addrspace 1)
    %31:vgpr(s32) = COPY %21
    G_STORE %31, %0 :: (volatile store (s32), addrspace 1)
    %32:vgpr(s32) = COPY %22
    G_STORE %32, %0 :: (volatile store (s32), addrspace 1)
    %33:vgpr(s32) = COPY %23
    G_STORE %33, %0 :: (volatile store (s32), addrspace 1)
    %34:vgpr(s32) = COPY %24
    G_STORE %34, %0 :: (volatile store (s32), addrspace 1)

...
---
name:            icmp_s32_v_mix
legalized:       true
regBankSelected: true

# GCN-LABEL: name: icmp_s32_v_mix
# GCN: [[VGPR2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
# GCN: [[VGPR3:%[0-9]+]]:vgpr_32 = COPY $vgpr3
# GCN: [[VGPR4:%[0-9]+]]:vgpr_32 = COPY $vgpr4
# GCN: [[VGPR5:%[0-9]+]]:vgpr_32 = COPY $vgpr5
# GCN: [[VGPR6:%[0-9]+]]:vgpr_32 = COPY $vgpr6
# GCN: [[VGPR7:%[0-9]+]]:vgpr_32 = COPY $vgpr7
# GCN: [[VGPR8:%[0-9]+]]:vgpr_32 = COPY $vgpr8
# GCN: [[VGPR9:%[0-9]+]]:vgpr_32 = COPY $vgpr9
# GCN: [[COND0:%[0-9]+]]:[[VCCRC]] = V_CMP_NE_U32_e64 [[VGPR2]], [[VGPR3]]
# GCN: [[COND1:%[0-9]+]]:[[VCCRC]] = V_CMP_NE_U32_e64 [[VGPR6]], [[VGPR7]]
# GCN: V_CNDMASK_B32_e64 0, [[VGPR9]], 0, [[VGPR8]], [[COND0]]
# GCN: V_CNDMASK_B32_e64 0, [[VGPR5]], 0, [[VGPR4]], [[COND1]]

body: |
  bb.0:
    liveins: $vgpr0_vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $vgpr6, $vgpr7, $vgpr8, $vgpr9

    %0:vgpr(p1) = COPY $vgpr0_vgpr1
    %1:vgpr(s32) = COPY $vgpr2
    %2:vgpr(s32) = COPY $vgpr3
    %3:vgpr(s32) = COPY $vgpr4
    %4:vgpr(s32) = COPY $vgpr5
    %5:vgpr(s32) = COPY $vgpr6
    %6:vgpr(s32) = COPY $vgpr7
    %7:vgpr(s32) = COPY $vgpr8
    %8:vgpr(s32) = COPY $vgpr9
    %9:vcc(s1) = G_ICMP intpred(ne), %1, %2
    %10:vcc(s1) = G_ICMP intpred(ne), %5, %6
    %11:vgpr(s32) = G_SELECT %9, %7, %8
    %12:vgpr(s32) = G_SELECT %10, %3, %4
    G_STORE %11, %0 :: (volatile store (s32), addrspace 1)
    G_STORE %12, %0 :: (volatile store (s32), addrspace 1)
...
---
name:            icmp_s32_valu
legalized:       true
regBankSelected: true

# GCN-LABEL: name: icmp_s32_valu
# GCN: V_CMP_NE_U32_e64
# GCN: V_CMP_EQ_U32_e64
# GCN: V_CMP_GT_I32_e64
# GCN: V_CMP_GE_I32_e64
# GCN: V_CMP_LT_I32_e64
# GCN: V_CMP_LE_I32_e64
# GCN: V_CMP_GT_U32_e64
# GCN: V_CMP_GE_U32_e64
# GCN: V_CMP_LT_U32_e64
# GCN: V_CMP_LE_U32_e64

body: |
  bb.0:
    liveins: $vgpr0_vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5

    %0:vgpr(p1) = COPY $vgpr0_vgpr1
    %1:vgpr(s32) = COPY $vgpr2
    %2:vgpr(s32) = COPY $vgpr3
    %3:vgpr(s32) = COPY $vgpr4
    %4:vgpr(s32) = COPY $vgpr5
    %5:vcc(s1) = G_ICMP intpred(ne), %1, %2
    %6:vcc(s1) = G_ICMP intpred(eq), %1, %2
    %7:vcc(s1) = G_ICMP intpred(sgt), %1, %2
    %8:vcc(s1) = G_ICMP intpred(sge), %1, %2
    %9:vcc(s1) = G_ICMP intpred(slt), %1, %2
    %10:vcc(s1) = G_ICMP intpred(sle), %1, %2
    %11:vcc(s1) = G_ICMP intpred(ugt), %1, %2
    %12:vcc(s1) = G_ICMP intpred(uge), %1, %2
    %13:vcc(s1) = G_ICMP intpred(ult), %1, %2
    %14:vcc(s1) = G_ICMP intpred(ule), %1, %2
    %15:vgpr(s32) = G_SELECT %5, %3, %4
    %16:vgpr(s32) = G_SELECT %6, %3, %4
    %17:vgpr(s32) = G_SELECT %7, %3, %4
    %18:vgpr(s32) = G_SELECT %8, %3, %4
    %19:vgpr(s32) = G_SELECT %9, %3, %4
    %20:vgpr(s32) = G_SELECT %10, %3, %4
    %21:vgpr(s32) = G_SELECT %11, %3, %4
    %22:vgpr(s32) = G_SELECT %12, %3, %4
    %23:vgpr(s32) = G_SELECT %13, %3, %4
    %24:vgpr(s32) = G_SELECT %14, %3, %4
    G_STORE %15, %0 :: (volatile store (s32), addrspace 1)
    G_STORE %16, %0 :: (volatile store (s32), addrspace 1)
    G_STORE %17, %0 :: (volatile store (s32), addrspace 1)
    G_STORE %18, %0 :: (volatile store (s32), addrspace 1)
    G_STORE %19, %0 :: (volatile store (s32), addrspace 1)
    G_STORE %20, %0 :: (volatile store (s32), addrspace 1)
    G_STORE %21, %0 :: (volatile store (s32), addrspace 1)
    G_STORE %22, %0 :: (volatile store (s32), addrspace 1)
    G_STORE %23, %0 :: (volatile store (s32), addrspace 1)
    G_STORE %24, %0 :: (volatile store (s32), addrspace 1)
...
---

name:            icmp_s32_vv
legalized:       true
regBankSelected: true

# GCN-LABEL: name: icmp_s32_vv
# GCN: [[VGPR2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
# GCN: [[VGPR3:%[0-9]+]]:vgpr_32 = COPY $vgpr3
# GCN: V_CMP_NE_U32_e64 [[VGPR2]], [[VGPR3]]

body: |
  bb.0:
    liveins:  $vgpr0_vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5

    %0:vgpr(p1) = COPY $vgpr0_vgpr1
    %1:vgpr(s32) = COPY $vgpr2
    %2:vgpr(s32) = COPY $vgpr3
    %3:vgpr(s32) = COPY $vgpr4
    %4:vgpr(s32) = COPY $vgpr5
    %5:vcc(s1) = G_ICMP intpred(ne), %1, %2
    %6:vgpr(s32) = G_SELECT %5, %3, %4
    G_STORE %6, %0 :: (store (s32), addrspace 1)
...
---

name:            icmp_s32_vs
legalized:       true
regBankSelected: true

# GCN-LABEL: name: icmp_s32_vs
# GCN: [[VGPR2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
# GCN: [[SGPR0:%[0-9]+]]:sreg_32 = COPY $sgpr0
# GCN: V_CMP_NE_U32_e64 [[VGPR2]], [[SGPR0]]

body: |
  bb.0:
    liveins:  $vgpr0_vgpr1, $vgpr2, $vgpr3, $vgpr4, $sgpr0

    %0:vgpr(p1) = COPY $vgpr0_vgpr1
    %1:vgpr(s32) = COPY $vgpr2
    %2:vgpr(s32) = COPY $vgpr3
    %3:vgpr(s32) = COPY $vgpr4
    %4:sgpr(s32) = COPY $sgpr0
    %5:vcc(s1) = G_ICMP intpred(ne), %1, %4
    %6:vgpr(s32) = G_SELECT %5, %2, %3
    G_STORE %6, %0 :: (store (s32), addrspace 1)
...
---

name:            icmp_s32_sv
legalized:       true
regBankSelected: true

# GCN-LABEL: name: icmp_s32_sv
# GCN: [[VGPR2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
# GCN: [[SGPR0:%[0-9]+]]:sreg_32 = COPY $sgpr0
# GCN: V_CMP_NE_U32_e64 [[SGPR0]], [[VGPR2]]

body: |
  bb.0:
    liveins:  $vgpr0_vgpr1, $vgpr2, $vgpr3, $vgpr4, $sgpr0

    %0:vgpr(p1) = COPY $vgpr0_vgpr1
    %1:vgpr(s32) = COPY $vgpr2
    %2:vgpr(s32) = COPY $vgpr3
    %3:vgpr(s32) = COPY $vgpr4
    %4:sgpr(s32) = COPY $sgpr0
    %5:vcc(s1) = G_ICMP intpred(ne), %4, %1
    %6:vgpr(s32) = G_SELECT %5, %2, %3
    G_STORE %6, %0 :: (store (s32), addrspace 1)
...
---

name:            icmp_s32_or_vcc
legalized:       true
regBankSelected: true

# GCN-LABEL: name: icmp_s32_or_vcc
# GCN: [[VGPR2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
# GCN: [[SGPR0:%[0-9]+]]:sreg_32 = COPY $sgpr0
# GCN: V_CMP_NE_U32_e64 [[SGPR0]], [[VGPR2]]

body: |
  bb.0:
    liveins:  $vgpr0_vgpr1, $vgpr2, $vgpr3, $vgpr4, $sgpr0

    %0:vgpr(p1) = COPY $vgpr0_vgpr1
    %1:vgpr(s32) = COPY $vgpr2
    %2:vgpr(s32) = COPY $vgpr3
    %3:vgpr(s32) = COPY $vgpr4
    %4:sgpr(s32) = COPY $sgpr0
    %5:vcc(s1) = G_ICMP intpred(ne), %4, %1
    %6:vgpr(s32) = G_SELECT %5, %2, %3
    G_STORE %6, %0 :: (store (s32), addrspace 1)
...

---

name:            icmp_eq_ne_p3_ss
legalized:       true
regBankSelected: true

# GCN-LABEL: name: icmp_eq_ne_p3_ss
# GCN: S_CMP_EQ_U32 %0, %1, implicit-def $scc
# GCN: S_CMP_LG_U32 %0, %1, implicit-def $scc

body: |
  bb.0:
    liveins:  $sgpr0, $sgpr1

    %0:sgpr(p3) = COPY $sgpr0
    %1:sgpr(p3) = COPY $sgpr1
    %2:sgpr(s32) = G_ICMP intpred(eq), %0, %1
    %3:sgpr(s32) = G_ICMP intpred(ne), %0, %1
    S_ENDPGM 0, implicit %2, implicit %3

...

---

name:            icmp_eq_ne_p3_vv
legalized:       true
regBankSelected: true

# GCN-LABEL: name: icmp_eq_ne_p3_vv
# GCN: %2:[[VCCRC]] = V_CMP_EQ_U32_e64 %0, %1, implicit $exec
# GCN: %3:[[VCCRC]] = V_CMP_NE_U32_e64 %0, %1, implicit $exec

body: |
  bb.0:
    liveins:  $vgpr0, $vgpr1

    %0:vgpr(p3) = COPY $vgpr0
    %1:vgpr(p3) = COPY $vgpr1
    %2:vcc(s1) = G_ICMP intpred(eq), %0, %1
    %3:vcc(s1) = G_ICMP intpred(ne), %0, %1
    %4:vgpr(s1) = COPY %2
    %5:vgpr(s1) = COPY %3
    %6:vgpr(s32) = G_SEXT %4
    %7:vgpr(s32) = G_SEXT %5
    S_ENDPGM 0, implicit %6, implicit %7

...