src/llvm-project/llvm/test/CodeGen/AArch64/GlobalISel/legalize-fpenv.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2
# RUN: llc -mtriple=aarch64-linux-gnu -run-pass=legalizer %s -o - | FileCheck %s

---
name:            func_get_fpenv
tracksRegLiveness: true
body:             |
  bb.0:
    ; CHECK-LABEL: name: func_get_fpenv
    ; CHECK: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0
    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
    ; CHECK-NEXT: $x0 = COPY [[FRAME_INDEX]](p0)
    ; CHECK-NEXT: BL &fegetenv, csr_aarch64_aapcs, implicit-def $lr, implicit $sp, implicit $x0
    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp
    ; CHECK-NEXT: [[LOAD:%[0-9]+]]:_(s64) = G_LOAD [[FRAME_INDEX]](p0) :: (load (s64) from %stack.0)
    ; CHECK-NEXT: $x0 = COPY [[LOAD]](s64)
    ; CHECK-NEXT: RET_ReallyLR implicit $x0
    %0:_(s64) = G_GET_FPENV
    $x0 = COPY %0(s64)
    RET_ReallyLR implicit $x0

...
---
name:            func_set_fpenv
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: func_set_fpenv
    ; CHECK: liveins: $x0
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
    ; CHECK-NEXT: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0
    ; CHECK-NEXT: G_STORE [[COPY]](s64), [[FRAME_INDEX]](p0) :: (store (s64) into %stack.0)
    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
    ; CHECK-NEXT: $x0 = COPY [[FRAME_INDEX]](p0)
    ; CHECK-NEXT: BL &fesetenv, csr_aarch64_aapcs, implicit-def $lr, implicit $sp, implicit $x0
    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp
    ; CHECK-NEXT: RET_ReallyLR
    %0:_(s64) = COPY $x0
    G_SET_FPENV %0(s64)
    RET_ReallyLR

...
---
name:            func_reset
tracksRegLiveness: true
body:             |
  bb.0:
    ; CHECK-LABEL: name: func_reset
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 -1
    ; CHECK-NEXT: [[INTTOPTR:%[0-9]+]]:_(p0) = G_INTTOPTR [[C]](s64)
    ; CHECK-NEXT: $x0 = COPY [[INTTOPTR]](p0)
    ; CHECK-NEXT: TCRETURNdi &fesetenv, 0, csr_aarch64_aapcs, implicit $sp, implicit $x0
    G_RESET_FPENV
    RET_ReallyLR

...