1 ; RUN: llc < %s -mtriple=thumbv6-apple-darwin | FileCheck %s 2 3 %umul.ty = type { i32, i1 } 4 5 define i32 @test1(i32 %a) nounwind { 6 ; CHECK: test1: 7 ; CHECK: muldi3 8 %tmp0 = tail call %umul.ty @llvm.umul.with.overflow.i32(i32 %a, i32 37) 9 %tmp1 = extractvalue %umul.ty %tmp0, 0 10 %tmp2 = select i1 undef, i32 -1, i32 %tmp1 11 ret i32 %tmp2 12 } 13 14 declare %umul.ty @llvm.umul.with.overflow.i32(i32, i32) nounwind readnone 15 16 define i32 @test2(i32 %argc, i8** %argv) ssp { 17 ; CHECK: test2: 18 ; CHECK: str r0 19 ; CHECK: movs r2 20 ; CHECK: mov r1 21 ; CHECK: mov r3 22 ; CHECK: muldi3 23 %1 = alloca i32, align 4 24 %2 = alloca i32, align 4 25 %3 = alloca i8**, align 4 26 %m_degree = alloca i32, align 4 27 store i32 0, i32* %1 28 store i32 %argc, i32* %2, align 4 29 store i8** %argv, i8*** %3, align 4 30 store i32 10, i32* %m_degree, align 4 31 %4 = load i32* %m_degree, align 4 32 %5 = call %umul.ty @llvm.umul.with.overflow.i32(i32 %4, i32 8) 33 %6 = extractvalue %umul.ty %5, 1 34 %7 = extractvalue %umul.ty %5, 0 35 %8 = select i1 %6, i32 -1, i32 %7 36 %9 = call noalias i8* @_Znam(i32 %8) 37 %10 = bitcast i8* %9 to double* 38 ret i32 0 39 } 40 41 declare noalias i8* @_Znam(i32) 42
