| # RUN: llc -O0 -mtriple arm-linux -relocation-model=static -mattr=+no-movt -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,ELF-NOMOVT |
| # RUN: llc -O0 -mtriple arm-linux -relocation-model=static -mattr=-no-movt,+v8m -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,ELF-MOVT |
| # RUN: llc -O0 -mtriple arm-darwin -relocation-model=static -mattr=+no-movt -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,DARWIN-NOMOVT |
| # RUN: llc -O0 -mtriple arm-darwin -relocation-model=static -mattr=-no-movt,+v8m -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=CHECK,DARWIN-MOVT |
| --- | |
| @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 } |
| ... |
| --- |
| 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 } |
| # ELF-NOMOVT: constants: |
| # ELF-NOMOVT: id: 0 |
| # ELF-NOMOVT: value: 'i32* @internal_global' |
| body: | |
| bb.0: |
| %0(p0) = G_GLOBAL_VALUE @internal_global |
| ; ELF-MOVT: [[G:%[0-9]+]]:gpr = MOVi32imm @internal_global |
| ; ELF-NOMOVT: [[G:%[0-9]+]]:gpr = LDRi12 %const.0, 0, 14, $noreg :: (load 4 from constant-pool) |
| ; DARWIN-MOVT: [[G:%[0-9]+]]:gpr = MOVi32imm @internal_global |
| ; DARWIN-NOMOVT: [[G:%[0-9]+]]:gpr = LDRLIT_ga_abs @internal_global |
| |
| %1(s32) = G_LOAD %0(p0) :: (load 4 from @internal_global) |
| ; CHECK: [[V:%[0-9]+]]:gpr = LDRi12 [[G]], 0, 14, $noreg |
| |
| $r0 = COPY %1(s32) |
| ; CHECK: $r0 = COPY [[V]] |
| |
| BX_RET 14, $noreg, implicit $r0 |
| ; CHECK: BX_RET 14, $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 } |
| # ELF-NOMOVT: constants: |
| # ELF-NOMOVT: id: 0 |
| # ELF-NOMOVT: value: 'i32* @external_global' |
| body: | |
| bb.0: |
| %0(p0) = G_GLOBAL_VALUE @external_global |
| ; ELF-MOVT: [[G:%[0-9]+]]:gpr = MOVi32imm @external_global |
| ; ELF-NOMOVT: [[G:%[0-9]+]]:gpr = LDRi12 %const.0, 0, 14, $noreg :: (load 4 from constant-pool) |
| ; DARWIN-MOVT: [[G:%[0-9]+]]:gpr = MOVi32imm @external_global |
| ; DARWIN-NOMOVT: [[G:%[0-9]+]]:gpr = LDRLIT_ga_abs @external_global |
| |
| %1(s32) = G_LOAD %0(p0) :: (load 4 from @external_global) |
| ; CHECK: [[V:%[0-9]+]]:gpr = LDRi12 [[G]], 0, 14, $noreg |
| |
| $r0 = COPY %1(s32) |
| ; CHECK: $r0 = COPY [[V]] |
| |
| BX_RET 14, $noreg, implicit $r0 |
| ; CHECK: BX_RET 14, $noreg, implicit $r0 |
| ... |