; RUN: llc -mtriple aarch64-unknown-windows-msvc -filetype asm -o - %s | FileCheck %s -check-prefixes=CHECK,DAG-ISEL ; RUN: llc -mtriple aarch64-unknown-windows-msvc -fast-isel -filetype asm -o - %s | FileCheck %s -check-prefixes=CHECK,FAST-ISEL ; RUN: llc -mtriple aarch64-unknown-windows-msvc -verify-machineinstrs -O0 -filetype asm -o - %s | FileCheck %s -check-prefixes=CHECK,GLOBAL-ISEL,GLOBAL-ISEL-FALLBACK @var = external dllimport global i32 @ext = external global i32 declare dllimport i32 @external() declare i32 @internal() define i32 @get_var() { %1 = load i32, ptr @var, align 4 ret i32 %1 } ; CHECK-LABEL: get_var ; CHECK: adrp x8, __imp_var ; CHECK: ldr x8, [x8, :lo12:__imp_var] ; CHECK: ldr w0, [x8] ; CHECK: ret define i32 @get_ext() { %1 = load i32, ptr @ext, align 4 ret i32 %1 } ; CHECK-LABEL: get_ext ; CHECK: adrp x8, ext ; DAG-ISEL: ldr w0, [x8, :lo12:ext] ; FAST-ISEL: add x8, x8, :lo12:ext ; FAST-ISEL: ldr w0, [x8] ; GLOBAL-ISEL-FALLBACK: ldr w0, [x8, :lo12:ext] ; CHECK: ret define ptr @get_var_pointer() { ret ptr @var } ; CHECK-LABEL: get_var_pointer ; CHECK: adrp [[REG1:x[0-9]+]], __imp_var ; CHECK: ldr {{x[0-9]+}}, [[[REG1]], :lo12:__imp_var] ; CHECK: ret define i32 @call_external() { %call = tail call i32 @external() ret i32 %call } ; CHECK-LABEL: call_external ; CHECK: adrp x0, __imp_external ; CHECK: ldr x0, [x0, :lo12:__imp_external] ; CHECK: br x0 define i32 @call_internal() { %call = tail call i32 @internal() ret i32 %call } ; CHECK-LABEL: call_internal ; DAG-ISEL: b internal ; FAST-ISEL: b internal ; GLOBAL-ISEL: b internal define void @call_try_catch() personality ptr @__gxx_personality_seh0 { entry: invoke void @myFunc() to label %try.cont unwind label %lpad lpad: ; preds = %entry %0 = landingpad { ptr, i32 } catch ptr @_ZTIi %1 = extractvalue { ptr, i32 } %0, 1 %2 = tail call i32 @llvm.eh.typeid.for(ptr nonnull @_ZTIi) #1 %matches = icmp eq i32 %1, %2 br i1 %matches, label %catch, label %eh.resume catch: ; preds = %lpad %3 = extractvalue { ptr, i32 } %0, 0 %4 = tail call ptr @__cxa_begin_catch(ptr %3) #1 tail call void @__cxa_end_catch() #1 br label %try.cont try.cont: ; preds = %entry, %catch ret void eh.resume: ; preds = %lpad resume { ptr, i32 } %0 } ; CHECK-LABEL: call_try_catch ; CHECK: adrp x8, __imp_myFunc ; CHECK: ldr x8, [x8, :lo12:__imp_myFunc] ; CHECK: blr x8 declare dllimport void @myFunc() @_ZTIi = external constant ptr declare dso_local i32 @__gxx_personality_seh0(...) declare i32 @llvm.eh.typeid.for(ptr) #0 declare dso_local ptr @__cxa_begin_catch(ptr) declare dso_local void @__cxa_end_catch() attributes #0 = { nounwind memory(none) } attributes #1 = { nounwind }