forked from OSchip/llvm-project
115 lines
4.8 KiB
ArmAsm
115 lines
4.8 KiB
ArmAsm
// REQUIRES: arm
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// RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=thumbv7a-none-linux-gnueabi %s -o %t
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// RUN: ld.lld %t --shared --icf=all -o %t.so
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// The output file is large, most of it zeroes. We dissassemble only the
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// parts we need to speed up the test and avoid a large output file
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// RUN: llvm-objdump -d %t.so -start-address=0x2000000 -stop-address=0x2000018 -triple=thumbv7a-linux-gnueabihf | FileCheck -check-prefix=CHECK1 %s
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// RUN: llvm-objdump -d %t.so -start-address=0x2800004 -stop-address=0x2800034 -triple=thumbv7a-linux-gnueabihf | FileCheck -check-prefix=CHECK2 %s
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// RUN: llvm-objdump -d %t.so -start-address=0x4000000 -stop-address=0x4000010 -triple=thumbv7a-linux-gnueabihf | FileCheck -check-prefix=CHECK3 %s
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// RUN: llvm-objdump -d %t.so -start-address=0x4000010 -stop-address=0x4000100 -triple=armv7a-linux-gnueabihf | FileCheck -check-prefix=CHECK4 %s
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.syntax unified
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.thumb
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// Make sure that we generate a range extension thunk to a PLT entry
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.section ".text.1", "ax", %progbits
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.global sym1
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.global elsewhere
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.type elsewhere, %function
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.global preemptible
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.type preemptible, %function
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.global far_preemptible
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.type far_preemptible, %function
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.global far_nonpreemptible
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.hidden far_nonpreemptible
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.type far_nonpreemptible, %function
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.global far_nonpreemptible_alias
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.hidden far_nonpreemptible_alias
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.type far_nonpreemptible_alias, %function
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sym1:
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bl elsewhere
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bl preemptible
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bx lr
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preemptible:
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bl far_preemptible
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bl far_nonpreemptible
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bl far_nonpreemptible_alias
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bx lr
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// CHECK1: Disassembly of section .text:
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// CHECK1-NEXT: sym1:
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// CHECK1-NEXT: 2000000: 00 f0 00 d8 bl #8388608
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// CHECK1-NEXT: 2000004: 00 f0 04 d8 bl #8388616
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// CHECK1-NEXT: 2000008: 70 47 bx lr
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// CHECK1: preemptible:
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// CHECK1-NEXT: 200000a: 00 f0 07 d8 bl #8388622
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// CHECK1-NEXT: 200000e: 00 f0 0b d8 bl #8388630
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// CHECK1-NEXT: 2000012: 00 f0 09 d8 bl #8388626
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// CHECK1-NEXT: 2000016: 70 47 bx lr
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.section .text.2, "ax", %progbits
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.balign 0x0800000
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bx lr
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// CHECK2: __ThumbV7PILongThunk_elsewhere:
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// CHECK2-NEXT: 2800004: 40 f2 20 0c movw r12, #32
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// CHECK2-NEXT: 2800008: c0 f2 80 1c movt r12, #384
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// CHECK2-NEXT: 280000c: fc 44 add r12, pc
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// CHECK2-NEXT: 280000e: 60 47 bx r12
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// CHECK2: __ThumbV7PILongThunk_preemptible:
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// CHECK2-NEXT: 2800010: 40 f2 24 0c movw r12, #36
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// CHECK2-NEXT: 2800014: c0 f2 80 1c movt r12, #384
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// CHECK2-NEXT: 2800018: fc 44 add r12, pc
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// CHECK2-NEXT: 280001a: 60 47 bx r12
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// CHECK2: __ThumbV7PILongThunk_far_preemptible:
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// CHECK2-NEXT: 280001c: 40 f2 28 0c movw r12, #40
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// CHECK2-NEXT: 2800020: c0 f2 80 1c movt r12, #384
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// CHECK2-NEXT: 2800024: fc 44 add r12, pc
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// CHECK2-NEXT: 2800026: 60 47 bx r12
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// CHECK2: __ThumbV7PILongThunk_far_nonpreemptible:
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// CHECK2-NEXT: 2800028: 4f f6 cd 7c movw r12, #65485
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// CHECK2-NEXT: 280002c: c0 f2 7f 1c movt r12, #383
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// CHECK2-NEXT: 2800030: fc 44 add r12, pc
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// CHECK2-NEXT: 2800032: 60 47 bx r12
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.section .text.3, "ax", %progbits
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.balign 0x2000000
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far_preemptible:
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far_nonpreemptible:
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bl elsewhere
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.section .text.4, "ax", %progbits
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.balign 0x2000000
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far_nonpreemptible_alias:
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bl elsewhere
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// CHECK3: far_preemptible:
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// CHECK3: 4000000: 00 f0 16 e8 blx #44
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// CHECK4: Disassembly of section .plt:
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// CHECK4-NEXT: $a:
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// CHECK4-NEXT: 4000010: 04 e0 2d e5 str lr, [sp, #-4]!
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// CHECK4-NEXT: 4000014: 00 e6 8f e2 add lr, pc, #0, #12
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// CHECK4-NEXT: 4000018: 01 ea 8e e2 add lr, lr, #4096
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// CHECK4-NEXT: 400001c: ec ff be e5 ldr pc, [lr, #4076]!
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// CHECK4: $d:
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// CHECK4-NEXT: 4000020: d4 d4 d4 d4 .word 0xd4d4d4d4
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// CHECK4-NEXT: 4000024: d4 d4 d4 d4 .word 0xd4d4d4d4
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// CHECK4-NEXT: 4000028: d4 d4 d4 d4 .word 0xd4d4d4d4
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// CHECK4-NEXT: 400002c: d4 d4 d4 d4 .word 0xd4d4d4d4
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// CHECK4: $a:
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// CHECK4-NEXT: 4000030: 00 c6 8f e2 add r12, pc, #0, #12
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// CHECK4-NEXT: 4000034: 01 ca 8c e2 add r12, r12, #4096
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// CHECK4-NEXT: 4000038: d4 ff bc e5 ldr pc, [r12, #4052]!
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// CHECK4: $d:
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// CHECK4-NEXT: 400003c: d4 d4 d4 d4 .word 0xd4d4d4d4
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// CHECK4: $a:
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// CHECK4-NEXT: 4000040: 00 c6 8f e2 add r12, pc, #0, #12
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// CHECK4-NEXT: 4000044: 01 ca 8c e2 add r12, r12, #4096
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// CHECK4-NEXT: 4000048: c8 ff bc e5 ldr pc, [r12, #4040]!
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// CHECK4: $d:
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// CHECK4-NEXT: 400004c: d4 d4 d4 d4 .word 0xd4d4d4d4
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// CHECK4: $a:
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// CHECK4-NEXT: 4000050: 00 c6 8f e2 add r12, pc, #0, #12
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// CHECK4-NEXT: 4000054: 01 ca 8c e2 add r12, r12, #4096
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// CHECK4-NEXT: 4000058: bc ff bc e5 ldr pc, [r12, #4028]!
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// CHECK4: $d:
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// CHECK4-NEXT: 400005c: d4 d4 d4 d4 .word 0xd4d4d4d4
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