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1; RUN: llc -mtriple aarch64-unknown-windows-msvc -filetype asm -o - %s | FileCheck %s -check-prefixes=CHECK,DAG-ISEL2; RUN: llc -mtriple aarch64-unknown-windows-msvc -fast-isel -filetype asm -o - %s | FileCheck %s -check-prefixes=CHECK,FAST-ISEL3; RUN: llc -mtriple aarch64-unknown-windows-msvc -verify-machineinstrs -O0 -filetype asm -o - %s | FileCheck %s -check-prefixes=CHECK,GLOBAL-ISEL,GLOBAL-ISEL-FALLBACK4 5@var = external dllimport global i326@ext = external global i327declare dllimport i32 @external()8declare i32 @internal()9 10define i32 @get_var() {11 %1 = load i32, ptr @var, align 412 ret i32 %113}14 15; CHECK-LABEL: get_var16; CHECK: adrp x8, __imp_var17; CHECK: ldr x8, [x8, :lo12:__imp_var]18; CHECK: ldr w0, [x8]19; CHECK: ret20 21define i32 @get_ext() {22 %1 = load i32, ptr @ext, align 423 ret i32 %124}25 26; CHECK-LABEL: get_ext27; CHECK: adrp x8, ext28; DAG-ISEL: ldr w0, [x8, :lo12:ext]29; FAST-ISEL: add x8, x8, :lo12:ext30; FAST-ISEL: ldr w0, [x8]31; GLOBAL-ISEL-FALLBACK: ldr w0, [x8, :lo12:ext]32; CHECK: ret33 34define ptr @get_var_pointer() {35 ret ptr @var36}37 38; CHECK-LABEL: get_var_pointer39; CHECK: adrp [[REG1:x[0-9]+]], __imp_var40; CHECK: ldr {{x[0-9]+}}, [[[REG1]], :lo12:__imp_var]41; CHECK: ret42 43define i32 @call_external() {44 %call = tail call i32 @external()45 ret i32 %call46}47 48; CHECK-LABEL: call_external49; CHECK: adrp x0, __imp_external50; CHECK: ldr x0, [x0, :lo12:__imp_external]51; CHECK: br x052 53define i32 @call_internal() {54 %call = tail call i32 @internal()55 ret i32 %call56}57 58; CHECK-LABEL: call_internal59; DAG-ISEL: b internal60; FAST-ISEL: b internal61; GLOBAL-ISEL: b internal62 63define void @call_try_catch() personality ptr @__gxx_personality_seh0 {64entry:65 invoke void @myFunc()66 to label %try.cont unwind label %lpad67 68lpad: ; preds = %entry69 %0 = landingpad { ptr, i32 }70 catch ptr @_ZTIi71 %1 = extractvalue { ptr, i32 } %0, 172 %2 = tail call i32 @llvm.eh.typeid.for(ptr nonnull @_ZTIi) #173 %matches = icmp eq i32 %1, %274 br i1 %matches, label %catch, label %eh.resume75 76catch: ; preds = %lpad77 %3 = extractvalue { ptr, i32 } %0, 078 %4 = tail call ptr @__cxa_begin_catch(ptr %3) #179 tail call void @__cxa_end_catch() #180 br label %try.cont81 82try.cont: ; preds = %entry, %catch83 ret void84 85eh.resume: ; preds = %lpad86 resume { ptr, i32 } %087}88 89; CHECK-LABEL: call_try_catch90; CHECK: adrp x8, __imp_myFunc91; CHECK: ldr x8, [x8, :lo12:__imp_myFunc]92; CHECK: blr x893 94declare dllimport void @myFunc()95 96@_ZTIi = external constant ptr97declare dso_local i32 @__gxx_personality_seh0(...)98declare i32 @llvm.eh.typeid.for(ptr) #099declare dso_local ptr @__cxa_begin_catch(ptr)100declare dso_local void @__cxa_end_catch()101 102attributes #0 = { nounwind memory(none) }103attributes #1 = { nounwind }104