diff options
| -rw-r--r-- | lld/test/ELF/arm-thunk-nosuitable.s | 33 | ||||
| -rw-r--r-- | lld/test/ELF/arm-thunk-section-too-large.s | 21 |
2 files changed, 54 insertions, 0 deletions
diff --git a/lld/test/ELF/arm-thunk-nosuitable.s b/lld/test/ELF/arm-thunk-nosuitable.s new file mode 100644 index 00000000000..1fac4a535a4 --- /dev/null +++ b/lld/test/ELF/arm-thunk-nosuitable.s @@ -0,0 +1,33 @@ +// RUN: llvm-mc %s --arm-add-build-attributes --triple=armv7a-linux-gnueabihf --filetype=obj -o %t.o +// RUN: ld.lld %t.o -o %t +// RUN: llvm-objdump -triple=thumbv7a-linux-gnueabihf -d -start-address=2166784 -stop-address=2166794 %t | FileCheck %s +// REQUIRES: ARM + + // Create a conditional branch too far away from a precreated thunk + // section. This will need a thunk section created within range. + .syntax unified + .thumb + + .section .text.0, "ax", %progbits + .space 2 * 1024 * 1024 + .globl _start + .type _start, %function +_start: + // Range of +/- 1 Megabyte, new ThunkSection will need creating after + // .text.1 + beq.w target + .section .text.1, "ax", %progbits + bx lr + +// CHECK: _start: +// CHECK-NEXT: 211000: 00 f0 00 80 beq.w #0 +// CHECK: __Thumbv7ABSLongThunk_target: +// CHECK-NEXT: 211004: 00 f0 01 90 b.w #12582914 +// CHECK: $t.1: +// CHECK-NEXT: 211008: 70 47 bx lr + + .section .text.2, "ax", %progbits + .space 12 * 1024 * 1024 + .globl target + .type target, %function +target: bx lr diff --git a/lld/test/ELF/arm-thunk-section-too-large.s b/lld/test/ELF/arm-thunk-section-too-large.s new file mode 100644 index 00000000000..2b2d0d39cb0 --- /dev/null +++ b/lld/test/ELF/arm-thunk-section-too-large.s @@ -0,0 +1,21 @@ +// RUN: llvm-mc %s -triple=armv7a-linux-gnueabihf -arm-add-build-attributes -filetype=obj -o %t.o +// RUN: not ld.lld %t.o -o %t 2>&1 | FileCheck %s +// REQUIRES: ARM + +// CHECK: InputSection too large for range extension thunk + .syntax unified + .thumb + .text + .globl _start + .type _start, %function +_start: + .space 2 * 1024 * 1024 + // conditional branch has range of 1 Mb expect error as we can't place + // a thunk in range of the branch. + beq target + .space 2 * 1024 * 1024 + + .section .text.2, "ax", %progbits + .globl target + .type target, %function +target: bx lr |
