llvm-project/llvm/test/CodeGen/Hexagon/sube.ll

27 lines
942 B
LLVM

; RUN: llc -march=hexagon -hexagon-expand-condsets=0 < %s | FileCheck %s
; CHECK-DAG: r{{[0-9]+:[0-9]+}} = sub(r{{[0-9]+:[0-9]+}},r{{[0-9]+:[0-9]+}})
; CHECK-DAG: r{{[0-9]+:[0-9]+}} = sub(r{{[0-9]+:[0-9]+}},r{{[0-9]+:[0-9]+}})
; CHECK-DAG: p{{[0-9]+}} = cmp.gtu(r{{[0-9]+:[0-9]+}},r{{[0-9]+:[0-9]+}})
; CHECK-DAG: r{{[0-9]+}} = mux(p{{[0-9]+}},r{{[0-9]+}},r{{[0-9]+}})
; CHECK-DAG: r{{[0-9]+}} = mux(p{{[0-9]+}},r{{[0-9]+}},r{{[0-9]+}})
define void @check_sube_subc(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64* %a4, i64* %a5) {
b6:
%v7 = zext i64 %a0 to i128
%v8 = zext i64 %a1 to i128
%v9 = shl i128 %v8, 64
%v10 = or i128 %v7, %v9
%v11 = zext i64 %a2 to i128
%v12 = zext i64 %a3 to i128
%v13 = shl i128 %v12, 64
%v14 = or i128 %v11, %v13
%v15 = sub i128 %v10, %v14
%v16 = lshr i128 %v15, 64
%v17 = trunc i128 %v15 to i64
%v18 = trunc i128 %v16 to i64
store i64 %v17, i64* %a4
store i64 %v18, i64* %a5
ret void
}