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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -O0 < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-n32:64"
target triple = "powerpc64le-unknown-linux-gnu"
define void @bn_mul_comba8(i64* nocapture %r, i64* nocapture readonly %a, i64* nocapture readonly %b) {
; CHECK-LABEL: bn_mul_comba8:
; CHECK: # %bb.0:
; CHECK-NEXT: std 4, -8(1) # 8-byte Folded Spill
; CHECK-NEXT: mr 4, 3
; CHECK-NEXT: ld 3, -8(1) # 8-byte Folded Reload
; CHECK-NEXT: ld 9, 0(3)
; CHECK-NEXT: ld 8, 0(5)
; CHECK-NEXT: mulhdu 7, 8, 9
; CHECK-NEXT: ld 3, 8(3)
; CHECK-NEXT: mulld 6, 3, 9
; CHECK-NEXT: mulhdu 3, 3, 9
; CHECK-NEXT: addc 6, 6, 7
; CHECK-NEXT: addze 3, 3
; CHECK-NEXT: ld 5, 8(5)
; CHECK-NEXT: mulld 7, 5, 8
; CHECK-NEXT: mulhdu 5, 5, 8
; CHECK-NEXT: addc 6, 6, 7
; CHECK-NEXT: addze 5, 5
; CHECK-NEXT: add 3, 5, 3
; CHECK-NEXT: cmpld 7, 3, 5
; CHECK-NEXT: mfocrf 3, 1
; CHECK-NEXT: rlwinm 5, 3, 29, 31, 31
; CHECK-NEXT: # implicit-def: $x3
; CHECK-NEXT: mr 3, 5
; CHECK-NEXT: clrldi 3, 3, 32
; CHECK-NEXT: std 3, 0(4)
; CHECK-NEXT: blr
%1 = load i64, i64* %a, align 8
%conv = zext i64 %1 to i128
%2 = load i64, i64* %b, align 8
%conv2 = zext i64 %2 to i128
%mul = mul nuw i128 %conv2, %conv
%shr = lshr i128 %mul, 64
%agep = getelementptr inbounds i64, i64* %a, i64 1
%3 = load i64, i64* %agep, align 8
%conv14 = zext i64 %3 to i128
%mul15 = mul nuw i128 %conv14, %conv
%add17 = add i128 %mul15, %shr
%shr19 = lshr i128 %add17, 64
%conv20 = trunc i128 %shr19 to i64
%bgep = getelementptr inbounds i64, i64* %b, i64 1
%4 = load i64, i64* %bgep, align 8
%conv28 = zext i64 %4 to i128
%mul31 = mul nuw i128 %conv28, %conv2
%conv32 = and i128 %add17, 18446744073709551615
%add33 = add i128 %conv32, %mul31
%shr35 = lshr i128 %add33, 64
%conv36 = trunc i128 %shr35 to i64
%add37 = add i64 %conv36, %conv20
%cmp38 = icmp ult i64 %add37, %conv36
%conv148 = zext i1 %cmp38 to i64
store i64 %conv148, i64* %r, align 8
ret void
}
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