1; RUN: llc -mtriple thumbv7-windows -filetype asm -o - %s | FileCheck %s 2 3; ModuleID = 'dllimport.c' 4 5@var = external dllimport global i32 6@ext = external global i32 7declare dllimport arm_aapcs_vfpcc i32 @external() 8declare arm_aapcs_vfpcc i32 @internal() 9 10define arm_aapcs_vfpcc i32 @get_var() { 11 %1 = load i32, ptr @var, align 4 12 ret i32 %1 13} 14 15; CHECK-LABEL: get_var 16; CHECK: movw r0, :lower16:__imp_var 17; CHECK: movt r0, :upper16:__imp_var 18; CHECK: ldr r0, [r0] 19; CHECK: ldr r0, [r0] 20; CHECK: bx lr 21 22define arm_aapcs_vfpcc i32 @get_ext() { 23 %1 = load i32, ptr @ext, align 4 24 ret i32 %1 25} 26 27; CHECK-LABEL: get_ext 28; CHECK: movw r0, :lower16:ext 29; CHECK: movt r0, :upper16:ext 30; CHECK: ldr r0, [r0] 31; CHECK: bx lr 32 33define arm_aapcs_vfpcc ptr @get_var_pointer() { 34 ret ptr @var 35} 36 37; CHECK-LABEL: get_var_pointer 38; CHECK: movw r0, :lower16:__imp_var 39; CHECK: movt r0, :upper16:__imp_var 40; CHECK: ldr r0, [r0] 41; CHECK: bx lr 42 43define arm_aapcs_vfpcc i32 @call_external() { 44 %call = tail call arm_aapcs_vfpcc i32 @external() 45 ret i32 %call 46} 47 48; CHECK-LABEL: call_external 49; CHECK: movw r0, :lower16:__imp_external 50; CHECK: movt r0, :upper16:__imp_external 51; CHECK: ldr r0, [r0] 52; CHECK: bx r0 53 54define arm_aapcs_vfpcc i32 @call_internal() { 55 %call = tail call arm_aapcs_vfpcc i32 @internal() 56 ret i32 %call 57} 58 59; CHECK-LABEL: call_internal 60; CHECK: b.w internal 61 62