| # RUN: llc -mtriple=aarch64-none-linux-gnu -run-pass none -o - %s | FileCheck %s |
| |
| --- | |
| @var = global i64 0 |
| @local_addr = global i64* null |
| |
| define void @stack_local() { |
| entry: |
| %local_var = alloca i64 |
| %val = load i64, i64* @var |
| store i64 %val, i64* %local_var |
| store i64* %local_var, i64** @local_addr |
| ret void |
| } |
| ... |
| --- |
| name: stack_local |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: gpr64common } |
| - { id: 1, class: gpr64 } |
| - { id: 2, class: gpr64common } |
| - { id: 3, class: gpr64common } |
| frameInfo: |
| maxAlignment: 8 |
| # CHECK-LABEL: stack_local |
| # CHECK: stack: |
| # CHECK: - { id: 0, name: local_var, type: default, offset: 0, size: 8, alignment: 8, |
| # CHECK-NEXT: stack-id: 0, callee-saved-register: '', callee-saved-restored: true, |
| # CHECK-NEXT: local-offset: -8, debug-info-variable: '', debug-info-expression: '', |
| # CHECK-NEXT: debug-info-location: '' } |
| stack: |
| - { id: 0,name: local_var,offset: 0,size: 8,alignment: 8, local-offset: -8 } |
| body: | |
| bb.0.entry: |
| %0 = ADRP @var |
| %1 = LDRXui killed %0, @var :: (load 8 from @var) |
| STRXui killed %1, %stack.0.local_var, 0 :: (store 8 into %ir.local_var) |
| %2 = ADRP @local_addr |
| %3 = ADDXri %stack.0.local_var, 0, 0 |
| STRXui killed %3, killed %2, @local_addr :: (store 8 into @local_addr) |
| RET_ReallyLR |
| ... |