diff options
Diffstat (limited to 'test/CodeGen/ARM/Windows/dllimport.ll')
-rw-r--r-- | test/CodeGen/ARM/Windows/dllimport.ll | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/Windows/dllimport.ll b/test/CodeGen/ARM/Windows/dllimport.ll new file mode 100644 index 0000000..bc737bd --- /dev/null +++ b/test/CodeGen/ARM/Windows/dllimport.ll @@ -0,0 +1,61 @@ +; RUN: llc -mtriple thumbv7-windows -filetype asm -o - %s | FileCheck %s + +; ModuleID = 'dllimport.c' + +@var = external dllimport global i32 +@ext = external global i32 +declare dllimport arm_aapcs_vfpcc i32 @external() +declare arm_aapcs_vfpcc i32 @internal() + +define arm_aapcs_vfpcc i32 @get_var() { + %1 = load i32* @var, align 4 + ret i32 %1 +} + +; CHECK-LABEL: get_var +; CHECK: movw r0, :lower16:__imp_var +; CHECK: movt r0, :upper16:__imp_var +; CHECK: ldr r0, [r0] +; CHECK: ldr r0, [r0] +; CHECK: bx lr + +define arm_aapcs_vfpcc i32 @get_ext() { + %1 = load i32* @ext, align 4 + ret i32 %1 +} + +; CHECK-LABEL: get_ext +; CHECK: movw r0, :lower16:ext +; CHECK: movt r0, :upper16:ext +; CHECK: ldr r0, [r0] +; CHECK: bx lr + +define arm_aapcs_vfpcc i32* @get_var_pointer() { + ret i32* @var +} + +; CHECK-LABEL: get_var_pointer +; CHECK: movw r0, :lower16:__imp_var +; CHECK: movt r0, :upper16:__imp_var +; CHECK: ldr r0, [r0] +; CHECK: bx lr + +define arm_aapcs_vfpcc i32 @call_external() { + %call = tail call arm_aapcs_vfpcc i32 @external() + ret i32 %call +} + +; CHECK-LABEL: call_external +; CHECK: movw r0, :lower16:__imp_external +; CHECK: movt r0, :upper16:__imp_external +; CHECK: ldr r0, [r0] +; CHECK: bx r0 + +define arm_aapcs_vfpcc i32 @call_internal() { + %call = tail call arm_aapcs_vfpcc i32 @internal() + ret i32 %call +} + +; CHECK-LABEL: call_internal +; CHECK: b internal + |