llvm/test/CodeGen/PowerPC/setcc-to-sub.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
; RUN: -mcpu=pwr8 < %s | FileCheck %s
; RUN: llc -verify-machineinstrs -mtriple=powerpc64-ibm-aix-xcoff -mcpu=pwr8 \
; RUN: < %s -vec-extabi | FileCheck %s

%class.PB2 = type { [1 x i32], ptr }
%class.PB1 = type { [1 x i32], i64, i64, i32 }

; Function Attrs: norecurse nounwind readonly
define zeroext i1 @test1(ptr %s_a, ptr %s_b) local_unnamed_addr #0 {
; CHECK-LABEL: test1:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    lwz 3, 0(3)
; CHECK-NEXT:    lwz 4, 0(4)
; CHECK-NEXT:    rlwinm 3, 3, 0, 28, 28
; CHECK-NEXT:    rlwinm 4, 4, 0, 28, 28
; CHECK-NEXT:    sub 3, 3, 4
; CHECK-NEXT:    rldicl 3, 3, 1, 63
; CHECK-NEXT:    blr
entry:
  %0 = load i32, ptr %s_a, align 8, !tbaa !1
  %and.i = and i32 %0, 8
  %1 = load i32, ptr %s_b, align 8, !tbaa !1
  %and.i4 = and i32 %1, 8
  %cmp.i5 = icmp ult i32 %and.i, %and.i4
  ret i1 %cmp.i5
}

; Function Attrs: norecurse nounwind readonly
define zeroext i1 @test2(ptr %s_a, ptr %s_b) local_unnamed_addr #0 {
; CHECK-LABEL: test2:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    lwz 3, 0(3)
; CHECK-NEXT:    lwz 4, 0(4)
; CHECK-NEXT:    rlwinm 3, 3, 0, 28, 28
; CHECK-NEXT:    rlwinm 4, 4, 0, 28, 28
; CHECK-NEXT:    sub 3, 4, 3
; CHECK-NEXT:    not 3, 3
; CHECK-NEXT:    rldicl 3, 3, 1, 63
; CHECK-NEXT:    blr
entry:
  %0 = load i32, ptr %s_a, align 8, !tbaa !1
  %and.i = and i32 %0, 8
  %1 = load i32, ptr %s_b, align 8, !tbaa !1
  %and.i4 = and i32 %1, 8
  %cmp.i5 = icmp ule i32 %and.i, %and.i4
  ret i1 %cmp.i5
}

; Function Attrs: norecurse nounwind readonly
define zeroext i1 @test3(ptr %s_a, ptr %s_b) local_unnamed_addr #0 {
; CHECK-LABEL: test3:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    lwz 3, 0(3)
; CHECK-NEXT:    lwz 4, 0(4)
; CHECK-NEXT:    rlwinm 3, 3, 0, 28, 28
; CHECK-NEXT:    rlwinm 4, 4, 0, 28, 28
; CHECK-NEXT:    sub 3, 4, 3
; CHECK-NEXT:    rldicl 3, 3, 1, 63
; CHECK-NEXT:    blr
entry:
  %0 = load i32, ptr %s_a, align 8, !tbaa !1
  %and.i = and i32 %0, 8
  %1 = load i32, ptr %s_b, align 8, !tbaa !1
  %and.i4 = and i32 %1, 8
  %cmp.i5 = icmp ugt i32 %and.i, %and.i4
  ret i1 %cmp.i5
}

; Function Attrs: norecurse nounwind readonly
define zeroext i1 @test4(ptr %s_a, ptr %s_b) local_unnamed_addr #0 {
; CHECK-LABEL: test4:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    lwz 3, 0(3)
; CHECK-NEXT:    lwz 4, 0(4)
; CHECK-NEXT:    rlwinm 3, 3, 0, 28, 28
; CHECK-NEXT:    rlwinm 4, 4, 0, 28, 28
; CHECK-NEXT:    sub 3, 3, 4
; CHECK-NEXT:    not 3, 3
; CHECK-NEXT:    rldicl 3, 3, 1, 63
; CHECK-NEXT:    blr
entry:
  %0 = load i32, ptr %s_a, align 8, !tbaa !1
  %and.i = and i32 %0, 8
  %1 = load i32, ptr %s_b, align 8, !tbaa !1
  %and.i4 = and i32 %1, 8
  %cmp.i5 = icmp uge i32 %and.i, %and.i4
  ret i1 %cmp.i5
}

define zeroext i1 @test5(i64 %a) {
; CHECK-LABEL: test5:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    li 4, -1
; CHECK-NEXT:    addis 3, 3, -32768
; CHECK-NEXT:    rldic 4, 4, 32, 0
; CHECK-NEXT:    subc 4, 3, 4
; CHECK-NEXT:    subfe 3, 3, 3
; CHECK-NEXT:    neg 3, 3
; CHECK-NEXT:    blr
entry:
  %0 = add i64 %a, -2147483648
  %cmp = icmp ult i64 %0, -4294967296
  ret i1 %cmp
}

define zeroext i1 @test6(i64 %a) {
; CHECK-LABEL: test6:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    addi 3, 3, -32768
; CHECK-NEXT:    lis 4, -1
; CHECK-NEXT:    subc 4, 3, 4
; CHECK-NEXT:    subfe 3, 3, 3
; CHECK-NEXT:    neg 3, 3
; CHECK-NEXT:    blr
entry:
  %0 = add i64 %a, -32768
  %cmp = icmp ult i64 %0, -65536
  ret i1 %cmp
}

define zeroext i1 @test7(i64 %a) {
; CHECK-LABEL: test7:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    addi 3, 3, -128
; CHECK-NEXT:    li 4, -256
; CHECK-NEXT:    subc 4, 3, 4
; CHECK-NEXT:    subfe 3, 3, 3
; CHECK-NEXT:    neg 3, 3
; CHECK-NEXT:    blr
entry:
  %0 = add i64 %a, -128
  %cmp = icmp ult i64 %0, -256
  ret i1 %cmp
}

define zeroext i1 @test8(i32 %a) {
; CHECK-LABEL: test8:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    addi 3, 3, -32768
; CHECK-NEXT:    lis 4, -1
; CHECK-NEXT:    rlwinm 3, 3, 16, 16, 31
; CHECK-NEXT:    ori 4, 4, 1
; CHECK-NEXT:    add 3, 3, 4
; CHECK-NEXT:    rldicl 3, 3, 1, 63
; CHECK-NEXT:    blr
entry:
  %0 = add i32 %a, -32768
  %cmp = icmp ult i32 %0, -65536
  ret i1 %cmp
}

define zeroext i1 @test9(i32 %a) {
; CHECK-LABEL: test9:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    lis 4, -256
; CHECK-NEXT:    addi 3, 3, -128
; CHECK-NEXT:    ori 4, 4, 1
; CHECK-NEXT:    clrldi 3, 3, 32
; CHECK-NEXT:    rldic 4, 4, 8, 0
; CHECK-NEXT:    add 3, 3, 4
; CHECK-NEXT:    rldicl 3, 3, 1, 63
; CHECK-NEXT:    blr
entry:
  %0 = add i32 %a, -128
  %cmp = icmp ult i32 %0, -256
  ret i1 %cmp
}

define zeroext i1 @test10(i16 %a) {
; CHECK-LABEL: test10:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    addi 3, 3, -128
; CHECK-NEXT:    lis 4, -1
; CHECK-NEXT:    clrlwi 3, 3, 16
; CHECK-NEXT:    ori 4, 4, 256
; CHECK-NEXT:    add 3, 3, 4
; CHECK-NEXT:    rldicl 3, 3, 1, 63
; CHECK-NEXT:    blr
entry:
  %0 = add i16 %a, -128
  %cmp = icmp ult i16 %0, -256
  ret i1 %cmp
}

!1 = !{!2, !2, i64 0}
!2 = !{!"int", !3, i64 0}
!3 = !{!"omnipotent char", !4, i64 0}
!4 = !{!"Simple C++ TBAA"}