llvm-project/llvm/test/CodeGen/ARM/Windows/division-range.ll
Igor Kudrin 657e067bb5 [ARMInstPrinter] Print the target address of a branch instruction
This follows other patches that changed printing immediate values of
branch instructions to target addresses, see D76580 (x86), D76591 (PPC),
D77853 (AArch64).

As observing immediate values might sometimes be useful, they are
printed as comments for branch instructions.

// llvm-objdump -d output (before)
000200b4 <_start>:
   200b4: ff ff ff fa   blx     #-4 <thumb>
000200b8 <thumb>:
   200b8: ff f7 fc ef   blx     #-8 <_start>

// llvm-objdump -d output (after)
000200b4 <_start>:
   200b4: ff ff ff fa   blx     0x200b8 <thumb>         @ imm = #-4
000200b8 <thumb>:
   200b8: ff f7 fc ef   blx     0x200b4 <_start>        @ imm = #-8

// GNU objdump -d.
000200b4 <_start>:
   200b4:       faffffff        blx     200b8 <thumb>
000200b8 <thumb>:
   200b8:       f7ff effc       blx     200b4 <_start>

Differential Revision: https://reviews.llvm.org/D104701
2021-06-30 16:35:28 +07:00

15 lines
372 B
LLVM

; RUN: llc -O0 -mtriple thumbv7--windows-itanium -filetype obj -o - %s | llvm-objdump -d - | FileCheck %s
declare i32 @llvm.arm.space(i32, i32)
define arm_aapcs_vfpcc i32 @f(i32 %n, i32 %d) local_unnamed_addr {
entry:
%div = sdiv i32 %n, %d
call i32 @llvm.arm.space(i32 128, i32 undef)
ret i32 %div
}
; CHECK: cmp r1, #0
; CHECK: beq {{.+}} @ imm = #
; CHECK: bl