llvm-project/llvm/test/CodeGen/PowerPC/pr35688.ll

35 lines
1.3 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-unknown < %s | \
; RUN: FileCheck %s
; Function Attrs: nounwind
define void @ec_GFp_nistp256_points_mul() {
; CHECK-LABEL: ec_GFp_nistp256_points_mul:
; CHECK: ld 5, 0(3)
; CHECK: li 3, 127
; CHECK: li 4, 0
; CHECK: subfic 6, 5, 0
; CHECK: subfze 6, 4
; CHECK: sradi 7, 6, 63
; CHECK: srad 6, 6, 3
; CHECK: subfc 5, 5, 7
; CHECK: subfe 5, 4, 6
; CHECK: sradi 5, 5, 63
entry:
br label %fe_cmovznz.exit.i534.i.15
fe_cmovznz.exit.i534.i.15: ; preds = %fe_cmovznz.exit.i534.i.15, %entry
%0 = load i64, i64* undef, align 8
%1 = load i64, i64* undef, align 8
%conv.i69.i.i = zext i64 %0 to i128
%sub.i72.i.i = sub nsw i128 0, %conv.i69.i.i
%conv.i63.i.i = zext i64 %1 to i128
%add.neg.i.i.i = ashr i128 %sub.i72.i.i, 127
%sub.i65.i.i = sub nsw i128 %add.neg.i.i.i, %conv.i63.i.i
%sub.i65.lobit.i.i = ashr i128 %sub.i65.i.i, 127
%conv1.i58.i.i = and i128 %sub.i65.lobit.i.i, 18446744073709551615
%add3.i59.i.i = add nuw nsw i128 %conv1.i58.i.i, 0
%conv4.i60.i.i = trunc i128 %add3.i59.i.i to i64
store i64 %conv4.i60.i.i, i64* undef, align 16
br label %fe_cmovznz.exit.i534.i.15
}