llvm/test/Transforms/Attributor/IPConstantProp/fp-bc-icmp-const-fold.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal  -attributor-annotate-decl-cs  -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal  -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64le-unknown-linux"

define void @test(i32 signext %n, i1 %arg) {
; CHECK: Function Attrs: nofree norecurse nosync nounwind memory(none)
; CHECK-LABEL: define {{[^@]+}}@test
; CHECK-SAME: (i32 signext [[N:%.*]], i1 noundef [[ARG:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-NEXT:  entry:
; CHECK-NEXT:    br i1 [[ARG]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
; CHECK:       if.then:
; CHECK-NEXT:    ret void
; CHECK:       if.end:
; CHECK-NEXT:    br i1 [[ARG]], label [[IF_THEN2:%.*]], label [[IF_END4:%.*]]
; CHECK:       if.then2:
; CHECK-NEXT:    unreachable
; CHECK:       if.end4:
; CHECK-NEXT:    switch i32 [[N]], label [[IF_ELSE14:%.*]] [
; CHECK-NEXT:      i32 0, label [[IF_THEN9:%.*]]
; CHECK-NEXT:      i32 1, label [[IF_THEN12:%.*]]
; CHECK-NEXT:    ]
; CHECK:       if.then9:
; CHECK-NEXT:    unreachable
; CHECK:       if.then12:
; CHECK-NEXT:    unreachable
; CHECK:       if.else14:
; CHECK-NEXT:    br label [[DO_BODY:%.*]]
; CHECK:       do.body:
; CHECK-NEXT:    [[SCALE_0:%.*]] = phi ppc_fp128 [ 0xM3FF00000000000000000000000000000, [[IF_ELSE14]] ], [ [[SCALE_0]], [[DO_BODY]] ]
; CHECK-NEXT:    br i1 [[ARG]], label [[DO_BODY]], label [[IF_THEN33:%.*]]
; CHECK:       if.then33:
; CHECK-NEXT:    br i1 [[ARG]], label [[_ZN5BOOST4MATH4SIGNIGEEIRKT__EXIT30:%.*]], label [[COND_FALSE_I28:%.*]]
; CHECK:       cond.false.i28:
; CHECK-NEXT:    [[TMP0:%.*]] = bitcast ppc_fp128 [[SCALE_0]] to i128
; CHECK-NEXT:    [[TOBOOL_I26:%.*]] = icmp slt i128 [[TMP0]], 0
; CHECK-NEXT:    br label [[_ZN5BOOST4MATH4SIGNIGEEIRKT__EXIT30]]
; CHECK:       _ZN5boost4math4signIgEEiRKT_.exit30:
; CHECK-NEXT:    unreachable
;

entry:
  br i1 %arg, label %if.then, label %if.end

if.then:                                          ; preds = %entry
  ret void

if.end:                                           ; preds = %entry
  br i1 %arg, label %if.then2, label %if.end4

if.then2:                                         ; preds = %if.end
  unreachable

if.end4:                                          ; preds = %if.end
  switch i32 %n, label %if.else14 [
  i32 0, label %if.then9
  i32 1, label %if.then12
  ]

if.then9:                                         ; preds = %if.end4
  unreachable

if.then12:                                        ; preds = %if.end4
  unreachable

if.else14:                                        ; preds = %if.end4
  br label %do.body

do.body:                                          ; preds = %do.body, %if.else14
  %scale.0 = phi ppc_fp128 [ 0xM3FF00000000000000000000000000000, %if.else14 ], [ %scale.0, %do.body ]
  br i1 %arg, label %do.body, label %if.then33

if.then33:                                        ; preds = %do.body
  br i1 %arg, label %_ZN5boost4math4signIgEEiRKT_.exit30, label %cond.false.i28

cond.false.i28:                                   ; preds = %if.then33
  %0 = bitcast ppc_fp128 %scale.0 to i128
  %tobool.i26 = icmp slt i128 %0, 0
  br label %_ZN5boost4math4signIgEEiRKT_.exit30

_ZN5boost4math4signIgEEiRKT_.exit30:              ; preds = %cond.false.i28, %if.then33
  unreachable
}

;.
; CHECK: attributes #[[ATTR0]] = { nofree norecurse nosync nounwind memory(none) }
;.
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CGSCC: {{.*}}
; TUNIT: {{.*}}