// REQUIRES: aarch64 // RUN: llvm-mc -filetype=obj -triple=aarch64-none-linux %s -o %t.o // RUN: echo "SECTIONS { \ // RUN: .text 0x10000 : { \ // RUN: *(.text.01) ; \ // RUN: . += 0x8000000 ; \ // RUN: *(.text.02) } \ // RUN: .foo : { *(.foo_sec) } } " > %t.script // RUN: ld.lld -pie --fix-cortex-a53-843419 --script=%t.script %t.o -o %t2 // RUN: llvm-objdump --no-show-raw-insn --triple=aarch64-linux-gnu -d %t2 /// %t2 is > 128 Megabytes, so delete it early. // RUN: rm %t2 /// Test case that for an OutputSection larger than the ThunkSectionSpacing /// --fix-cortex-a53-843419 will cause the size of the ThunkSection to be /// rounded up to the nearest 4KiB .section .text.01, "ax", %progbits .balign 4096 .globl _start .type _start, %function _start: /// Range extension thunk needed, due to linker script bl far_away .space 4096 - 12 /// Erratum sequence .globl t3_ff8_ldr .type t3_ff8_ldr, %function t3_ff8_ldr: adrp x0, dat ldr x1, [x1, #0] ldr x0, [x0, :lo12:dat] ret /// Expect thunk and patch to be inserted here // CHECK: 0000000000011008 __AArch64ADRPThunk_far_away: // CHECK-NEXT: 11008: adrp x16, #134221824 // CHECK-NEXT: add x16, x16, #16 // CHECK-NEXT: br x16 // CHECK: 0000000000012008 __CortexA53843419_11000: // CHECK-NEXT: 12008: ldr x0, [x0, #168] // CHECK-NEXT: b #-4104 .section .text.02, "ax", %progbits .globl far_away .type far_away, function far_away: bl _start ret /// Expect thunk for _start not to have size rounded up to 4KiB as it is at /// the end of the OutputSection // CHECK: 0000000008012010 far_away: // CHECK-NEXT: 8012010: bl #8 // CHECK-NEXT: ret // CHECK: 0000000008012018 __AArch64ADRPThunk__start: // CHECK-NEXT: 8012018: adrp x16, #-134225920 // CHECK-NEXT: add x16, x16, #0 // CHECK-NEXT: br x16 // CHECK: 0000000008012024 foo: // CHECK-NEXT: 8012024: ret .section .foo_sec, "ax", %progbits .globl foo .type foo, function foo: ret .section .data .balign 8 .globl dat dat: .quad 0