inst-select-usube.gfx10.mir 3.23 KB
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=amdgcn -mcpu=gfx1010 -run-pass=instruction-select -verify-machineinstrs -o - %s  | FileCheck -check-prefix=GFX10 %s

# These violate the constant bus restriction pre-gfx10

---
name: usube_s32_s1_vsv
legalized: true
regBankSelected: true

body: |
  bb.0:
    liveins: $sgpr0, $vgpr0

    ; GFX10-LABEL: name: usube_s32_s1_vsv
    ; GFX10: $vcc_hi = IMPLICIT_DEF
    ; GFX10: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX10: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
    ; GFX10: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    ; GFX10: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[COPY2]], [[V_MOV_B32_e32_]], implicit $exec
    ; GFX10: [[V_SUBB_U32_e64_:%[0-9]+]]:vgpr_32, [[V_SUBB_U32_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_SUBB_U32_e64 [[COPY]], [[COPY1]], [[V_CMP_EQ_U32_e64_]], 0, implicit $exec
    ; GFX10: [[V_MOV_B32_e32_1:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    ; GFX10: [[V_MOV_B32_e32_2:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 1, implicit $exec
    ; GFX10: [[V_CNDMASK_B32_e64_:%[0-9]+]]:vgpr_32 = V_CNDMASK_B32_e64 0, [[V_MOV_B32_e32_2]], 0, [[V_MOV_B32_e32_1]], [[V_SUBB_U32_e64_1]], implicit $exec
    ; GFX10: S_ENDPGM 0, implicit [[V_SUBB_U32_e64_]], implicit [[V_CNDMASK_B32_e64_]]
    %0:sgpr(s32) = COPY $sgpr0
    %1:vgpr(s32) = COPY $vgpr0
    %2:vgpr(s32) = COPY $vgpr2
    %3:vgpr(s32) = G_CONSTANT i32 0
    %4:vcc(s1) = G_ICMP intpred(eq), %2, %3
    %5:vgpr(s32), %6:vcc(s1) = G_USUBE %0, %1, %4
    %7:vgpr(s32) = G_CONSTANT i32 0
    %8:vgpr(s32) = G_CONSTANT i32 1
    %9:vgpr(s32) = G_SELECT %6, %7, %8
    S_ENDPGM 0, implicit %5, implicit %9
...

---
name: usube_s32_s1_vvs
legalized: true
regBankSelected: true

body: |
  bb.0:
    liveins: $sgpr0, $vgpr0

    ; GFX10-LABEL: name: usube_s32_s1_vvs
    ; GFX10: $vcc_hi = IMPLICIT_DEF
    ; GFX10: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; GFX10: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
    ; GFX10: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    ; GFX10: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[COPY2]], [[V_MOV_B32_e32_]], implicit $exec
    ; GFX10: [[V_SUBB_U32_e64_:%[0-9]+]]:vgpr_32, [[V_SUBB_U32_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_SUBB_U32_e64 [[COPY]], [[COPY1]], [[V_CMP_EQ_U32_e64_]], 0, implicit $exec
    ; GFX10: [[V_MOV_B32_e32_1:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    ; GFX10: [[V_MOV_B32_e32_2:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 1, implicit $exec
    ; GFX10: [[V_CNDMASK_B32_e64_:%[0-9]+]]:vgpr_32 = V_CNDMASK_B32_e64 0, [[V_MOV_B32_e32_2]], 0, [[V_MOV_B32_e32_1]], [[V_SUBB_U32_e64_1]], implicit $exec
    ; GFX10: S_ENDPGM 0, implicit [[V_SUBB_U32_e64_]], implicit [[V_CNDMASK_B32_e64_]]
    %0:vgpr(s32) = COPY $vgpr0
    %1:sgpr(s32) = COPY $sgpr0
    %2:vgpr(s32) = COPY $vgpr2
    %3:vgpr(s32) = G_CONSTANT i32 0
    %4:vcc(s1) = G_ICMP intpred(eq), %2, %3
    %5:vgpr(s32), %6:vcc(s1) = G_USUBE %0, %1, %4
    %7:vgpr(s32) = G_CONSTANT i32 0
    %8:vgpr(s32) = G_CONSTANT i32 1
    %9:vgpr(s32) = G_SELECT %6, %7, %8
    S_ENDPGM 0, implicit %5, implicit %9
...