| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -verify-machineinstrs -mtriple aarch64--- -run-pass=instruction-select -global-isel %s -o - | FileCheck %s |
| --- |
| name: test_loop_phi_fpr_to_gpr |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| selected: false |
| failedISel: false |
| tracksRegLiveness: true |
| liveins: [] |
| machineFunctionInfo: {} |
| body: | |
| ; CHECK-LABEL: name: test_loop_phi_fpr_to_gpr |
| ; CHECK: bb.0: |
| ; CHECK: successors: %bb.1(0x80000000) |
| ; CHECK: [[DEF:%[0-9]+]]:gpr32 = IMPLICIT_DEF |
| ; CHECK: [[DEF1:%[0-9]+]]:gpr64common = IMPLICIT_DEF |
| ; CHECK: [[MOVi32imm:%[0-9]+]]:gpr32 = MOVi32imm 2143289344 |
| ; CHECK: [[COPY:%[0-9]+]]:fpr32 = COPY [[MOVi32imm]] |
| ; CHECK: bb.1: |
| ; CHECK: successors: %bb.2(0x80000000) |
| ; CHECK: [[DEF2:%[0-9]+]]:gpr32 = IMPLICIT_DEF |
| ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri [[DEF]], 0, implicit-def $nzcv |
| ; CHECK: [[CSELWr:%[0-9]+]]:gpr32 = CSELWr [[DEF2]], [[DEF2]], 1, implicit $nzcv |
| ; CHECK: bb.2: |
| ; CHECK: successors: %bb.2(0x80000000) |
| ; CHECK: [[PHI:%[0-9]+]]:gpr32 = PHI [[CSELWr]], %bb.1, %8, %bb.2 |
| ; CHECK: [[FCVTHSr:%[0-9]+]]:fpr16 = FCVTHSr [[COPY]] |
| ; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:fpr32 = SUBREG_TO_REG 0, [[FCVTHSr]], %subreg.hsub |
| ; CHECK: [[COPY1:%[0-9]+]]:gpr32all = COPY [[SUBREG_TO_REG]] |
| ; CHECK: STRHHui [[PHI]], [[DEF1]], 0 :: (store (s16) into `half* undef`) |
| ; CHECK: B %bb.2 |
| bb.0: |
| successors: %bb.1(0x80000000) |
| |
| %0:gpr(s1) = G_IMPLICIT_DEF |
| %4:gpr(p0) = G_IMPLICIT_DEF |
| %8:fpr(s32) = G_FCONSTANT float 0x7FF8000000000000 |
| |
| bb.1: |
| successors: %bb.2(0x80000000) |
| |
| %6:gpr(s32) = G_IMPLICIT_DEF |
| %7:gpr(s32) = G_SELECT %0(s1), %6, %6 |
| %1:gpr(s16) = G_TRUNC %7(s32) |
| |
| bb.2: |
| successors: %bb.2(0x80000000) |
| |
| %3:gpr(s16) = G_PHI %1(s16), %bb.1, %5(s16), %bb.2 |
| %5:fpr(s16) = G_FPTRUNC %8(s32) |
| G_STORE %3(s16), %4(p0) :: (store (s16) into `half* undef`) |
| G_BR %bb.2 |
| |
| ... |
| --- |
| name: test_loop_phi_gpr_to_fpr |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| selected: false |
| failedISel: false |
| tracksRegLiveness: true |
| liveins: [] |
| machineFunctionInfo: {} |
| body: | |
| ; CHECK-LABEL: name: test_loop_phi_gpr_to_fpr |
| ; CHECK: bb.0: |
| ; CHECK: successors: %bb.1(0x80000000) |
| ; CHECK: [[DEF:%[0-9]+]]:gpr32 = IMPLICIT_DEF |
| ; CHECK: [[DEF1:%[0-9]+]]:gpr64common = IMPLICIT_DEF |
| ; CHECK: [[MOVi32imm:%[0-9]+]]:gpr32 = MOVi32imm 2143289344 |
| ; CHECK: [[COPY:%[0-9]+]]:fpr32 = COPY [[MOVi32imm]] |
| ; CHECK: bb.1: |
| ; CHECK: successors: %bb.2(0x80000000) |
| ; CHECK: [[DEF2:%[0-9]+]]:gpr32 = IMPLICIT_DEF |
| ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri [[DEF]], 0, implicit-def $nzcv |
| ; CHECK: [[CSELWr:%[0-9]+]]:gpr32 = CSELWr [[DEF2]], [[DEF2]], 1, implicit $nzcv |
| ; CHECK: [[COPY1:%[0-9]+]]:fpr32 = COPY [[CSELWr]] |
| ; CHECK: [[COPY2:%[0-9]+]]:fpr16 = COPY [[COPY1]].hsub |
| ; CHECK: bb.2: |
| ; CHECK: successors: %bb.2(0x80000000) |
| ; CHECK: [[PHI:%[0-9]+]]:fpr16 = PHI %7, %bb.2, [[COPY2]], %bb.1 |
| ; CHECK: [[FCVTHSr:%[0-9]+]]:fpr16 = FCVTHSr [[COPY]] |
| ; CHECK: STRHui [[PHI]], [[DEF1]], 0 :: (store (s16) into `half* undef`) |
| ; CHECK: B %bb.2 |
| bb.0: |
| successors: %bb.1(0x80000000) |
| |
| %0:gpr(s1) = G_IMPLICIT_DEF |
| %4:gpr(p0) = G_IMPLICIT_DEF |
| %8:fpr(s32) = G_FCONSTANT float 0x7FF8000000000000 |
| |
| bb.1: |
| successors: %bb.2(0x80000000) |
| |
| %6:gpr(s32) = G_IMPLICIT_DEF |
| %7:gpr(s32) = G_SELECT %0(s1), %6, %6 |
| %1:gpr(s16) = G_TRUNC %7(s32) |
| |
| bb.2: |
| successors: %bb.2(0x80000000) |
| |
| %3:fpr(s16) = G_PHI %5(s16), %bb.2, %1(s16), %bb.1 |
| %5:fpr(s16) = G_FPTRUNC %8(s32) |
| G_STORE %3(s16), %4(p0) :: (store (s16) into `half* undef`) |
| G_BR %bb.2 |
| |
| ... |
| --- |
| name: multiple_phis |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| tracksRegLiveness: true |
| body: | |
| |
| ; The copy we insert in bb.4 should appear after all the phi instructions. |
| |
| ; CHECK-LABEL: name: multiple_phis |
| ; CHECK: bb.0: |
| ; CHECK: successors: %bb.1(0x40000000), %bb.5(0x40000000) |
| ; CHECK: liveins: $w0, $w1, $x2 |
| ; CHECK: %ptr:gpr64sp = COPY $x2 |
| ; CHECK: %cond_1:gpr32 = IMPLICIT_DEF |
| ; CHECK: %gpr_1:gpr32 = IMPLICIT_DEF |
| ; CHECK: [[COPY:%[0-9]+]]:fpr32 = COPY %gpr_1 |
| ; CHECK: [[COPY1:%[0-9]+]]:fpr16 = COPY [[COPY]].hsub |
| ; CHECK: TBNZW %cond_1, 0, %bb.5 |
| ; CHECK: B %bb.1 |
| ; CHECK: bb.1: |
| ; CHECK: successors: %bb.2(0x40000000), %bb.3(0x40000000) |
| ; CHECK: %cond_2:gpr32 = IMPLICIT_DEF |
| ; CHECK: TBNZW %cond_2, 0, %bb.3 |
| ; CHECK: B %bb.2 |
| ; CHECK: bb.2: |
| ; CHECK: successors: %bb.4(0x80000000) |
| ; CHECK: %gpr_2:gpr32 = IMPLICIT_DEF |
| ; CHECK: B %bb.4 |
| ; CHECK: bb.3: |
| ; CHECK: successors: %bb.4(0x80000000) |
| ; CHECK: %fpr:fpr16 = IMPLICIT_DEF |
| ; CHECK: bb.4: |
| ; CHECK: successors: %bb.5(0x80000000) |
| ; CHECK: %fp_phi:fpr16 = PHI %fpr, %bb.3, [[COPY1]], %bb.2 |
| ; CHECK: %gp_phi1:gpr32 = PHI %gpr_1, %bb.3, %gpr_2, %bb.2 |
| ; CHECK: %gp_phi2:gpr32 = PHI %gpr_1, %bb.3, %gpr_2, %bb.2 |
| ; CHECK: %gp_phi3:gpr32 = PHI %gpr_1, %bb.3, %gpr_2, %bb.2 |
| ; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:fpr32 = SUBREG_TO_REG 0, %fp_phi, %subreg.hsub |
| ; CHECK: [[COPY2:%[0-9]+]]:gpr32all = COPY [[SUBREG_TO_REG]] |
| ; CHECK: bb.5: |
| ; CHECK: %use_fp_phi:gpr32 = PHI %gpr_1, %bb.0, [[COPY2]], %bb.4 |
| ; CHECK: %use_gp_phi1:gpr32 = PHI %gpr_1, %bb.0, %gp_phi1, %bb.4 |
| ; CHECK: %use_gp_phi2:gpr32 = PHI %gpr_1, %bb.0, %gp_phi2, %bb.4 |
| ; CHECK: %use_gp_phi3:gpr32 = PHI %gpr_1, %bb.0, %gp_phi3, %bb.4 |
| ; CHECK: STRHHui %use_fp_phi, %ptr, 0 :: (store (s16)) |
| ; CHECK: STRHHui %use_gp_phi1, %ptr, 0 :: (store (s16)) |
| ; CHECK: STRHHui %use_gp_phi2, %ptr, 0 :: (store (s16)) |
| ; CHECK: STRHHui %use_gp_phi3, %ptr, 0 :: (store (s16)) |
| ; CHECK: RET_ReallyLR |
| bb.1: |
| successors: %bb.2, %bb.6 |
| liveins: $w0, $w1, $x2 |
| %ptr:gpr(p0) = COPY $x2 |
| %cond_1:gpr(s1) = G_IMPLICIT_DEF |
| %gpr_1:gpr(s16) = G_IMPLICIT_DEF |
| G_BRCOND %cond_1(s1), %bb.6 |
| G_BR %bb.2 |
| bb.2: |
| successors: %bb.3, %bb.4 |
| %cond_2:gpr(s1) = G_IMPLICIT_DEF |
| G_BRCOND %cond_2(s1), %bb.4 |
| G_BR %bb.3 |
| bb.3: |
| %gpr_2:gpr(s16) = G_IMPLICIT_DEF |
| G_BR %bb.5 |
| bb.4: |
| %fpr:fpr(s16) = G_IMPLICIT_DEF |
| bb.5: |
| %fp_phi:fpr(s16) = G_PHI %fpr(s16), %bb.4, %gpr_1(s16), %bb.3 |
| %gp_phi1:gpr(s16) = G_PHI %gpr_1(s16), %bb.4, %gpr_2(s16), %bb.3 |
| %gp_phi2:gpr(s16) = G_PHI %gpr_1(s16), %bb.4, %gpr_2(s16), %bb.3 |
| %gp_phi3:gpr(s16) = G_PHI %gpr_1(s16), %bb.4, %gpr_2(s16), %bb.3 |
| bb.6: |
| %use_fp_phi:gpr(s16) = G_PHI %gpr_1(s16), %bb.1, %fp_phi(s16), %bb.5 |
| %use_gp_phi1:gpr(s16) = G_PHI %gpr_1(s16), %bb.1, %gp_phi1(s16), %bb.5 |
| %use_gp_phi2:gpr(s16) = G_PHI %gpr_1(s16), %bb.1, %gp_phi2(s16), %bb.5 |
| %use_gp_phi3:gpr(s16) = G_PHI %gpr_1(s16), %bb.1, %gp_phi3(s16), %bb.5 |
| G_STORE %use_fp_phi(s16), %ptr(p0) :: (store (s16)) |
| G_STORE %use_gp_phi1(s16), %ptr(p0) :: (store (s16)) |
| G_STORE %use_gp_phi2(s16), %ptr(p0) :: (store (s16)) |
| G_STORE %use_gp_phi3(s16), %ptr(p0) :: (store (s16)) |
| RET_ReallyLR |
| ... |