File: ppcf128-freeze.mir

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llvm-toolchain-11 1%3A11.0.1-2
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# RUN: llc -mtriple powerpc64le-unknown-linux-gnu -start-after=codegenprepare \
# RUN:   -o - %s -verify-machineinstrs | FileCheck %s

--- |
  define ppc_fp128 @freeze_select(ppc_fp128 %a, ppc_fp128 %b) {
    %sel.frozen = freeze ppc_fp128 %a
    %cmp = fcmp one ppc_fp128 %sel.frozen, 0xM00000000000000000000000000000000
    br i1 %cmp, label %select.end, label %select.false

  select.false:                                     ; preds = %0
    br label %select.end

  select.end:                                       ; preds = %0, %select.false
    %sel = phi ppc_fp128 [ %a, %0 ], [ %b, %select.false ]
    ret ppc_fp128 %sel
  }

  ; CHECK-LABEL: freeze_select
  ; CHECK:       # %bb.0:
  ; CHECK-NEXT:    xxlxor 0, 0, 0
  ; CHECK-NEXT:    fcmpu 5, 2, 2
  ; CHECK-NEXT:    fcmpu 1, 1, 1
  ; CHECK-NEXT:    fcmpu 6, 2, 0
  ; CHECK-NEXT:    fcmpu 0, 1, 0
  ; CHECK-NEXT:    crnor 20, 23, 26
  ; CHECK-NEXT:    crand 20, 2, 20
  ; CHECK-NEXT:    bclr 12, 20, 0
  ; CHECK-NEXT:  # %bb.1:
  ; CHECK-NEXT:    crnor 20, 7, 2
  ; CHECK-NEXT:    bclr 12, 20, 0
  ; CHECK-NEXT:  # %bb.2:                                # %select.false
  ; CHECK-NEXT:    fmr 1, 3
  ; CHECK-NEXT:    fmr 2, 4
  ; CHECK-NEXT:    blr
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