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Diffstat (limited to 'test/ELF/arm-thumb-branch-rangethunk.s')
-rw-r--r-- | test/ELF/arm-thumb-branch-rangethunk.s | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/test/ELF/arm-thumb-branch-rangethunk.s b/test/ELF/arm-thumb-branch-rangethunk.s new file mode 100644 index 0000000000000..f83e64144d709 --- /dev/null +++ b/test/ELF/arm-thumb-branch-rangethunk.s @@ -0,0 +1,36 @@ +// RUN: llvm-mc -filetype=obj -triple=thumbv7a-none-linux-gnueabi %s -o %t +// RUN: llvm-mc -filetype=obj -triple=thumbv7a-none-linux-gnueabi %S/Inputs/far-arm-thumb-abs.s -o %tfar +// RUN: ld.lld %t %tfar -o %t2 2>&1 +// RUN: llvm-objdump -d -triple=thumbv7a-none-linux-gnueabi %t2 +// REQUIRES: arm + .syntax unified + .thumb + .section .text, "ax",%progbits + .globl _start + .balign 0x10000 + .type _start,%function +_start: + // address of too_far symbols are just out of range of ARM branch with + // 26-bit immediate field and an addend of -8 + bl too_far1 + b too_far2 + beq.w too_far3 + +// CHECK: Disassembly of section .text: +// CHECK-NEXT: _start: +// CHECK-NEXT: 20000: 00 f0 04 f8 bl #8 +// CHECK-NEXT: 20004: 00 f0 07 b8 b.w #14 <__Thumbv7ABSLongThunk_too_far2> +// CHECK-NEXT: 20008: 00 f0 0a 80 beq.w #20 <__Thumbv7ABSLongThunk_too_far3> +// CHECK: __Thumbv7ABSLongThunk_too_far1: +// CHECK-NEXT: 2000c: 40 f2 05 0c movw r12, #5 +// CHECK-NEXT: 20010: c0 f2 02 1c movt r12, #258 +// CHECK-NEXT: 20014: 60 47 bx r12 +// CHECK: __Thumbv7ABSLongThunk_too_far2: +// CHECK-NEXT: 20016: 40 f2 09 0c movw r12, #9 +// CHECK-NEXT: 2001a: c0 f2 02 1c movt r12, #258 +// CHECK-NEXT: 2001e: 60 47 bx r12 +// CHECK: __Thumbv7ABSLongThunk_too_far3: +// CHECK-NEXT: 20020: 40 f2 0d 0c movw r12, #13 +// CHECK-NEXT: 20024: c0 f2 12 0c movt r12, #18 +// CHECK-NEXT: 20028: 60 47 bx r12 +// CHECK-NEXT: 2002a: 00 00 movs r0, r0 |