llvm-project/llvm/test/CodeGen/X86/GlobalISel/legalize-gep.mir

# RUN: llc -mtriple=x86_64-linux-gnu -global-isel -run-pass=legalizer %s -o - | FileCheck %s

--- |
  define void @test_gep_i8() {
    %arrayidx = getelementptr i32, i32* undef, i8 5
    ret void
  }

  define void @test_gep_i16() {
    %arrayidx = getelementptr i32, i32* undef, i16 5
    ret void
  }

  define void @test_gep_i32() {
    %arrayidx = getelementptr i32, i32* undef, i32 5
    ret void
  }

  define void @test_gep_i64() {
    %arrayidx = getelementptr i32, i32* undef, i64 5
    ret void
  }
...
---
name:            test_gep_i8
# CHECK-LABEL: name:  test_gep_i8
legalized:       false
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
# CHECK:          %0(p0) = IMPLICIT_DEF
# CHECK-NEXT:     %1(s8) = G_CONSTANT i8 20
# CHECK-NEXT:     %3(s32) = G_SEXT %1(s8)
# CHECK-NEXT:     %2(p0) = G_GEP %0, %3(s32)
# CHECK-NEXT:     RET 0
body:             |
  bb.1 (%ir-block.0):
    %0(p0) = IMPLICIT_DEF
    %1(s8) = G_CONSTANT i8 20
    %2(p0) = G_GEP %0, %1(s8)
    RET 0
...
---
name:            test_gep_i16
# CHECK-LABEL: name:  test_gep_i16
legalized:       false
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
# CHECK:          %0(p0) = IMPLICIT_DEF
# CHECK-NEXT:     %1(s16) = G_CONSTANT i16 20
# CHECK-NEXT:     %3(s32) = G_SEXT %1(s16)
# CHECK-NEXT:     %2(p0) = G_GEP %0, %3(s32)
# CHECK-NEXT:     RET 0
body:             |
  bb.1 (%ir-block.0):
    %0(p0) = IMPLICIT_DEF
    %1(s16) = G_CONSTANT i16 20
    %2(p0) = G_GEP %0, %1(s16)
    RET 0
...
---
name:            test_gep_i32
# CHECK-LABEL: name:  test_gep_i32
legalized:       false
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
# CHECK:          %0(p0) = IMPLICIT_DEF
# CHECK-NEXT:     %1(s32) = G_CONSTANT i32 20
# CHECK-NEXT:     %2(p0) = G_GEP %0, %1(s32)
# CHECK-NEXT:     RET 0
body:             |
  bb.1 (%ir-block.0):
    %0(p0) = IMPLICIT_DEF
    %1(s32) = G_CONSTANT i32 20
    %2(p0) = G_GEP %0, %1(s32)
    RET 0
...
---
name:            test_gep_i64
# CHECK-LABEL: name:  test_gep_i64
legalized:       false
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
# CHECK:          %0(p0) = IMPLICIT_DEF
# CHECK-NEXT:     %1(s64) = G_CONSTANT i64 20
# CHECK-NEXT:     %2(p0) = G_GEP %0, %1(s64)
# CHECK-NEXT:     RET 0
body:             |
  bb.1 (%ir-block.0):
    %0(p0) = IMPLICIT_DEF
    %1(s64) = G_CONSTANT i64 20
    %2(p0) = G_GEP %0, %1(s64)
    RET 0
...