test/CodeGen/PowerPC/legalize-invert-br_cc.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -O1 -mtriple powerpc -mattr=+spe -o - %s | FileCheck %s

; This used to hit an assert
;
;   ../lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:3971: bool {anonymous}::SelectionDAGLegalize::ExpandNode(llvm::SDNode*): Assertion `!NeedInvert && "Don't know how to invert BR_CC!"' failed.

define void @test_fcmpueq_legalize_br_cc_with_invert(float %a) {
; CHECK-LABEL: test_fcmpueq_legalize_br_cc_with_invert:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    mflr 0
; CHECK-NEXT:    stwu 1, -32(1)
; CHECK-NEXT:    stw 0, 36(1)
; CHECK-NEXT:    .cfi_def_cfa_offset 32
; CHECK-NEXT:    .cfi_offset lr, 4
; CHECK-NEXT:    .cfi_offset r28, -16
; CHECK-NEXT:    .cfi_offset r29, -12
; CHECK-NEXT:    .cfi_offset r30, -8
; CHECK-NEXT:    stw 30, 24(1) # 4-byte Folded Spill
; CHECK-NEXT:    mr 30, 3
; CHECK-NEXT:    lis 3, .LCPI0_0@ha
; CHECK-NEXT:    stw 29, 20(1) # 4-byte Folded Spill
; CHECK-NEXT:    lwz 29, .LCPI0_0@l(3)
; CHECK-NEXT:    stw 28, 16(1) # 4-byte Folded Spill
; CHECK-NEXT:    b .LBB0_2
; CHECK-NEXT:  .LBB0_1: # %l1
; CHECK-NEXT:    #
; CHECK-NEXT:    mr 3, 30
; CHECK-NEXT:    mr 4, 29
; CHECK-NEXT:    bl __ltsf2
; CHECK-NEXT:    srwi 3, 3, 31
; CHECK-NEXT:    or. 3, 28, 3
; CHECK-NEXT:    bne 0, .LBB0_4
; CHECK-NEXT:  .LBB0_2: # %l1
; CHECK-NEXT:    #
; CHECK-NEXT:    mr 3, 30
; CHECK-NEXT:    mr 4, 29
; CHECK-NEXT:    bl __gtsf2
; CHECK-NEXT:    cmpwi 3, 0
; CHECK-NEXT:    li 28, 1
; CHECK-NEXT:    bgt 0, .LBB0_1
; CHECK-NEXT:  # %bb.3: # %l1
; CHECK-NEXT:    #
; CHECK-NEXT:    li 28, 0
; CHECK-NEXT:    b .LBB0_1
; CHECK-NEXT:  .LBB0_4: # %l2
; CHECK-NEXT:    lwz 30, 24(1) # 4-byte Folded Reload
; CHECK-NEXT:    lwz 29, 20(1) # 4-byte Folded Reload
; CHECK-NEXT:    lwz 28, 16(1) # 4-byte Folded Reload
; CHECK-NEXT:    lwz 0, 36(1)
; CHECK-NEXT:    addi 1, 1, 32
; CHECK-NEXT:    mtlr 0
; CHECK-NEXT:    blr
entry:
  br label %l1
l1:
  %fcmp = fcmp ueq float %a, 0xC6306B3440000000
  br i1 %fcmp, label %l1, label %l2
l2:
  ret void
}