forked from OSchip/llvm-project
50 lines
1.4 KiB
ArmAsm
50 lines
1.4 KiB
ArmAsm
// RUN: llvm-mc -filetype=obj -triple=aarch64-none-linux %s -o %t
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// RUN: ld.lld %t -o %t2 2>&1
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// RUN: llvm-objdump -triple=aarch64-none-linux -d %t2 | FileCheck %s
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// REQUIRES: aarch64
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// Check that the ARM 64-bit ABI rules for undefined weak symbols are applied.
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// Branch instructions are resolved to the next instruction. Undefined
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// Symbols in relative are resolved to the place so S - P + A = A.
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.weak target
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.text
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.global _start
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_start:
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// R_AARCH64_JUMP26
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b target
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// R_AARCH64_CALL26
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bl target
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// R_AARCH64_CONDBR19
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b.eq target
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// R_AARCH64_TSTBR14
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cbz x1, target
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// R_AARCH64_ADR_PREL_LO21
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adr x0, target
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// R_AARCH64_ADR_PREL_PG_HI21
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adrp x0, target
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// R_AARCH64_PREL32
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.word target - .
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// R_AARCH64_PREL64
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.xword target - .
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// R_AARCH64_PREL16
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.hword target - .
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// R_AARCH64_LD_PREL_LO19
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ldr x8, target
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// CHECK: Disassembly of section .text:
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// 131072 = 0x20000
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// CHECK: 20000: {{.*}} b #4
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// CHECK-NEXT: 20004: {{.*}} bl #4
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// CHECK-NEXT: 20008: {{.*}} b.eq #4
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// CHECK-NEXT: 2000c: {{.*}} cbz x1, #4
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// CHECK-NEXT: 20010: {{.*}} adr x0, #0
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// CHECK-NEXT: 20014: {{.*}} adrp x0, #-131072
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// CHECK: 20018: {{.*}} .word 0x00000000
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// CHECK-NEXT: 2001c: {{.*}} .word 0x00000000
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// CHECK-NEXT: 20020: {{.*}} .word 0x00000000
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// CHECK-NEXT: 20024: {{.*}} .short 0x0000
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// CHECK: $x.2:
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// CHECK-NEXT: 20026: {{.*}} ldr x8, #0
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