xref: /llvm-project/llvm/test/CodeGen/PowerPC/tocdata-non-zero-addend.mir (revision 2cd32132dbf5ec4a0e62f8fea0cd48420561e970)

# RUN: llc -verify-machineinstrs -x mir -filetype=obj < %s -o %t.o
# RUN: llvm-objdump -dr %t.o | FileCheck %s
# CHECK-LABEL: .read_x
# CHECK: lbz 3, 2(2)
# CHECK-NEXT: R_TOC        x
# CHECK-LABEL: .read_y
# CHECK: lbz 3, 0(2)
# CHECK-NEXT: R_TOC        y

--- |
  ; ModuleID = '<stdin>'
  source_filename = "<stdin>"
  target datalayout = "E-m:a-Fi64-i64:64-n32:64-S128-v256:256:256-v512:512:512"
  target triple = "powerpc64-ibm-aix"

  @x = local_unnamed_addr global i32 218114560, align 4 #0
  @y = external local_unnamed_addr global i32, align 4 #0

  define signext range(i32 0, 256) i32 @read_x() {
  entry:
    %0 = load i32, ptr @x, align 4
    %shr = lshr i32 %0, 8
    %and = and i32 %shr, 255
    ret i32 %and
  }

  define signext range(i32 0, 256) i32 @read_y() {
  entry:
    %0 = load i32, ptr @y, align 4
    %shr = lshr i32 %0, 16
    %and = and i32 %shr, 255
    ret i32 %and
  }

  attributes #0 = { "toc-data" }

...
---
name:            read_x
alignment:       4
tracksRegLiveness: true
registers:
  - { id: 0, class: g8rc }
frameInfo:
  maxAlignment:    8
machineFunctionInfo: {}
body:             |
  bb.0.entry:
    liveins: $x3, $x2
    %0:g8rc = LBZ8 @x + 2, $x2 :: (dereferenceable load (s8) from @x + 2, align 2, basealign 4)
    $x3 = COPY %0
    BLR8 implicit $lr8, implicit $rm, implicit $x3

...
---
name:            read_y
alignment:       4
tracksRegLiveness: true
registers:
  - { id: 0, class: g8rc }
frameInfo:
  maxAlignment:    8
machineFunctionInfo: {}
body:             |
  bb.0.entry:
    liveins: $x3, $x2
    %0:g8rc = LBZ8 @y + 1, $x2 :: (dereferenceable load (s8) from @y + 1, basealign 4)
    $x3 = COPY %0
    BLR8 implicit $lr8, implicit $rm, implicit $x3

...