# RUN: llc -O0 -mtriple arm-linux -relocation-model=ropi -mattr=-no-movt,+v8m -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,RW-DEFAULT-MOVT,ROPI-MOVT # RUN: llc -O0 -mtriple arm-linux -relocation-model=ropi -mattr=+no-movt -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,RW-DEFAULT-NOMOVT,ROPI-NOMOVT # RUN: llc -O0 -mtriple arm-linux -relocation-model=rwpi -mattr=-no-movt,+v8m -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,RWPI-MOVT,RWPI,RO-DEFAULT-MOVT # RUN: llc -O0 -mtriple arm-linux -relocation-model=rwpi -mattr=+no-movt -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,RWPI-NOMOVT,RWPI,RO-DEFAULT-NOMOVT # RUN: llc -O0 -mtriple arm-linux -relocation-model=ropi-rwpi -mattr=-no-movt,+v8m -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,RWPI-MOVT,RWPI,ROPI-MOVT # RUN: llc -O0 -mtriple arm-linux -relocation-model=ropi-rwpi -mattr=+no-movt -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,RWPI-NOMOVT,RWPI,ROPI-NOMOVT --- | @internal_global = internal global i32 42 define void @test_internal_global() { ret void } @external_global = external global i32 define void @test_external_global() { ret void } @internal_constant = internal constant i32 42 define void @test_internal_constant() { ret void } @external_constant = external constant i32 define void @test_external_constant() { ret void } ... --- name: test_internal_global # CHECK-LABEL: name: test_internal_global legalized: true regBankSelected: true selected: false # CHECK: selected: true registers: - { id: 0, class: gprb } - { id: 1, class: gprb } # RW-DEFAULT-NOMOVT: constants: # RW-DEFAULT-NOMOVT: id: 0 # RW-DEFAULT-NOMOVT: value: 'i32* @internal_global' # RWPI-NOMOVT: constants: # RWPI-NOMOVT: id: 0 # RWPI-NOMOVT: value: 'internal_global(SBREL)' body: | bb.0: %0(p0) = G_GLOBAL_VALUE @internal_global ; RW-DEFAULT-MOVT: [[G:%[0-9]+]]:gpr = MOVi32imm @internal_global ; RW-DEFAULT-NOMOVT: [[G:%[0-9]+]]:gpr = LDRi12 %const.0, 0, 14 /* CC::al */, $noreg :: (load 4 from constant-pool) ; RWPI-MOVT: [[OFF:%[0-9]+]]:gpr = MOVi32imm target-flags(arm-sbrel) @internal_global ; RWPI-NOMOVT: [[OFF:%[0-9]+]]:gpr = LDRi12 %const.0, 0, 14 /* CC::al */, $noreg :: (load 4 from constant-pool) ; RWPI: [[G:%[0-9]+]]:gpr = ADDrr $r9, [[OFF]], 14 /* CC::al */, $noreg, $noreg %1(s32) = G_LOAD %0(p0) :: (load 4 from @internal_global) ; CHECK: [[V:%[0-9]+]]:gpr = LDRi12 [[G]], 0, 14 /* CC::al */, $noreg :: (load 4 from @internal_global) $r0 = COPY %1(s32) ; CHECK: $r0 = COPY [[V]] BX_RET 14, $noreg, implicit $r0 ; CHECK: BX_RET 14 /* CC::al */, $noreg, implicit $r0 ... --- name: test_external_global # CHECK-LABEL: name: test_external_global legalized: true regBankSelected: true selected: false # CHECK: selected: true registers: - { id: 0, class: gprb } - { id: 1, class: gprb } # RW-DEFAULT-NOMOVT: constants: # RW-DEFAULT-NOMOVT: id: 0 # RW-DEFAULT-NOMOVT: value: 'i32* @external_global' # RWPI-NOMOVT: constants: # RWPI-NOMOVT: id: 0 # RWPI-NOMOVT: value: 'external_global(SBREL)' body: | bb.0: %0(p0) = G_GLOBAL_VALUE @external_global ; RW-DEFAULT-MOVT: [[G:%[0-9]+]]:gpr = MOVi32imm @external_global ; RW-DEFAULT-NOMOVT: [[G:%[0-9]+]]:gpr = LDRi12 %const.0, 0, 14 /* CC::al */, $noreg :: (load 4 from constant-pool) ; RWPI-MOVT: [[OFF:%[0-9]+]]:gpr = MOVi32imm target-flags(arm-sbrel) @external_global ; RWPI-NOMOVT: [[OFF:%[0-9]+]]:gpr = LDRi12 %const.0, 0, 14 /* CC::al */, $noreg :: (load 4 from constant-pool) ; RWPI: [[G:%[0-9]+]]:gpr = ADDrr $r9, [[OFF]], 14 /* CC::al */, $noreg, $noreg %1(s32) = G_LOAD %0(p0) :: (load 4 from @external_global) ; CHECK: [[V:%[0-9]+]]:gpr = LDRi12 [[G]], 0, 14 /* CC::al */, $noreg :: (load 4 from @external_global) $r0 = COPY %1(s32) ; CHECK: $r0 = COPY [[V]] BX_RET 14, $noreg, implicit $r0 ; CHECK: BX_RET 14 /* CC::al */, $noreg, implicit $r0 ... --- name: test_internal_constant # CHECK-LABEL: name: test_internal_constant legalized: true regBankSelected: true selected: false # CHECK: selected: true registers: - { id: 0, class: gprb } - { id: 1, class: gprb } # RO-DEFAULT-NOMOVT: constants: # RO-DEFAULT-NOMOVT: id: 0 # RO-DEFAULT-NOMOVT: value: 'i32* @internal_constant' body: | bb.0: %0(p0) = G_GLOBAL_VALUE @internal_constant ; ROPI-MOVT: [[G:%[0-9]+]]:gpr = MOV_ga_pcrel @internal_constant ; ROPI-NOMOVT: [[G:%[0-9]+]]:gpr = LDRLIT_ga_pcrel @internal_constant ; RO-DEFAULT-MOVT: [[G:%[0-9]+]]:gpr = MOVi32imm @internal_constant ; RO-DEFAULT-NOMOVT: [[G:%[0-9]+]]:gpr = LDRi12 %const.0, 0, 14 /* CC::al */, $noreg :: (load 4 from constant-pool) %1(s32) = G_LOAD %0(p0) :: (load 4 from @internal_constant) ; CHECK: [[V:%[0-9]+]]:gpr = LDRi12 [[G]], 0, 14 /* CC::al */, $noreg :: (load 4 from @internal_constant) $r0 = COPY %1(s32) ; CHECK: $r0 = COPY [[V]] BX_RET 14, $noreg, implicit $r0 ; CHECK: BX_RET 14 /* CC::al */, $noreg, implicit $r0 ... --- name: test_external_constant # CHECK-LABEL: name: test_external_constant legalized: true regBankSelected: true selected: false # CHECK: selected: true registers: - { id: 0, class: gprb } - { id: 1, class: gprb } # RO-DEFAULT-NOMOVT: constants: # RO-DEFAULT-NOMOVT: id: 0 # RO-DEFAULT-NOMOVT: value: 'i32* @external_constant' body: | bb.0: %0(p0) = G_GLOBAL_VALUE @external_constant ; ROPI-MOVT: [[G:%[0-9]+]]:gpr = MOV_ga_pcrel @external_constant ; ROPI-NOMOVT: [[G:%[0-9]+]]:gpr = LDRLIT_ga_pcrel @external_constant ; RO-DEFAULT-MOVT: [[G:%[0-9]+]]:gpr = MOVi32imm @external_constant ; RO-DEFAULT-NOMOVT: [[G:%[0-9]+]]:gpr = LDRi12 %const.0, 0, 14 /* CC::al */, $noreg :: (load 4 from constant-pool) %1(s32) = G_LOAD %0(p0) :: (load 4 from @external_constant) ; CHECK: [[V:%[0-9]+]]:gpr = LDRi12 [[G]], 0, 14 /* CC::al */, $noreg :: (load 4 from @external_constant) $r0 = COPY %1(s32) ; CHECK: $r0 = COPY [[V]] BX_RET 14, $noreg, implicit $r0 ; CHECK: BX_RET 14 /* CC::al */, $noreg, implicit $r0 ...