arm-thumb-thunk-empty-pass.s
1004 Bytes
// REQUIRES: arm
// RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=thumbv7a-none-linux-gnueabi %s -o %t.o
// RUN: ld.lld %t.o -o %t
// RUN: llvm-objdump -d %t --triple=thumbv7a | FileCheck %s
.syntax unified
.global _start, foo
.type _start, %function
.section .text.start,"ax",%progbits
_start:
bl _start
.section .text.dummy1,"ax",%progbits
.space 0xfffffe
.section .text.foo,"ax",%progbits
.type foo, %function
foo:
bl _start
// CHECK: Disassembly of section .text:
// CHECK-EMPTY:
// CHECK-NEXT: <_start>:
// CHECK-NEXT: 200b4: ff f7 fe ff bl #-4
// CHECK: <__Thumbv7ABSLongThunk__start>:
// CHECK-NEXT: 200b8: ff f7 fc bf b.w #-8 <_start>
// CHECK: <__Thumbv7ABSLongThunk__start>:
// CHECK: 10200bc: 40 f2 b5 0c movw r12, #181
// CHECK-NEXT: 10200c0: c0 f2 02 0c movt r12, #2
// CHECK-NEXT: 10200c4: 60 47 bx r12
// CHECK: <foo>:
// CHECK-NEXT: 10200c6: ff f7 f9 ff bl #-14