| // REQUIRES: arm |
| // RUN: llvm-mc -filetype=obj -triple=armv7a-unknown-linux-gnueabi %s -o %t |
| // RUN: ld.lld %t -o %t2 |
| // RUN: llvm-objdump -d %t2 -triple=armv7a-unknown-linux-gnueabi --no-show-raw-insn | FileCheck %s |
| // RUN: llvm-mc -filetype=obj -triple=thumbv7a-unknown-linux-gnueabi %s -o %t3 |
| // RUN: ld.lld %t3 -o %t4 |
| // RUN: llvm-objdump -d %t4 -triple=thumbv7a-unknown-linux-gnueabi --no-show-raw-insn | FileCheck %s |
| |
| // Test the R_ARM_MOVW_ABS_NC and R_ARM_MOVT_ABS relocations as well as |
| // the R_ARM_THM_MOVW_ABS_NC and R_ARM_THM_MOVT_ABS relocations. |
| .syntax unified |
| .globl _start |
| _start: |
| .section .R_ARM_MOVW_ABS_NC, "ax",%progbits |
| movw r0, :lower16:label |
| movw r1, :lower16:label1 |
| movw r2, :lower16:label2 + 4 |
| movw r3, :lower16:label3 |
| movw r4, :lower16:label3 + 4 |
| // CHECK: Disassembly of section .R_ARM_MOVW_ABS_NC |
| // CHECK-EMPTY: |
| // CHECK: movw r0, #0 |
| // CHECK: movw r1, #4 |
| // CHECK: movw r2, #12 |
| // CHECK: movw r3, #65532 |
| // CHECK: movw r4, #0 |
| .section .R_ARM_MOVT_ABS, "ax",%progbits |
| movt r0, :upper16:label |
| movt r1, :upper16:label1 |
| movt r2, :upper16:label2 + 4 |
| movt r3, :upper16:label3 |
| movt r4, :upper16:label3 + 4 |
| // CHECK: Disassembly of section .R_ARM_MOVT_ABS |
| // CHECK-EMPTY: |
| // CHECK: movt r0, #2 |
| // CHECK: movt r1, #2 |
| // CHECK: movt r2, #2 |
| // CHECK: movt r3, #2 |
| // CHECK: movt r4, #3 |
| |
| .section .R_ARM_MOVW_PREL_NC, "ax",%progbits |
| movw r0, :lower16:label - . |
| movw r1, :lower16:label1 - . |
| movw r2, :lower16:label2 + 4 - . |
| movw r3, :lower16:label3 - . |
| movw r4, :lower16:label3 + 0x103c - . |
| // 0x20000 - . = 61188 |
| // CHECK: 110fc: movw r0, #61188 |
| // 0x20004 - . = 61188 |
| // CHECK: 11100: movw r1, #61188 |
| // 0x20008 - . + 4 = 61192 |
| // CHECK: 11104: movw r2, #61192 |
| // 0x2fffc - . = 61172 |
| // CHECK: 11108: movw r3, #61172 |
| // 0x2fffc - . +0x103c = 65324 |
| // CHECK: 1110c: movw r4, #65324 |
| |
| .section .R_ARM_MOVT_PREL, "ax",%progbits |
| movt r0, :upper16:label - . |
| movt r1, :upper16:label1 - . |
| movt r2, :upper16:label2 + 0x4 - . |
| movt r3, :upper16:label3 - . |
| movt r4, :upper16:label3 + 0x1120 - . |
| // 0x20000 - . = :upper16:0xeef0 = 0 |
| // CHECK: 11110: movt r0, #0 |
| // 0x20004 - . = :upper16:0xeef0 = 0 |
| // CHECK: 11114: movt r1, #0 |
| // 0x20008 - . + 4 = :upper16:0xeef4 = 0 |
| // CHECK: 11118: movt r2, #0 |
| // 0x2fffc - . = :upper16:0x1eee0 = 1 |
| // CHECK: 1111c: movt r3, #1 |
| // 0x2fffc - . + 0x1120 = :upper16:0x20000 = 2 |
| // CHECK: 11120: movt r4, #1 |
| .section .destination, "aw",%progbits |
| .balign 65536 |
| // 0x20000 |
| label: |
| .word 0 |
| // 0x20004 |
| label1: |
| .word 1 |
| // 0x20008 |
| label2: |
| .word 2 |
| // Test label3 is immediately below 2^16 alignment boundary |
| .space 65536 - 16 |
| // 0x2fffc |
| label3: |
| .word 3 |
| // label3 + 4 is on a 2^16 alignment boundary |
| .word 4 |
