| Eric Christopher | 38a1826 | 2011-01-20 00:29:24 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=thumbv6-apple-darwin | FileCheck %s |
| 2 | |
| 3 | %umul.ty = type { i32, i1 } |
| 4 | |
| 5 | define i32 @func(i32 %a) nounwind { |
| 6 | ; CHECK: func |
| 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 |
| Eric Christopher | abbbfbd | 2011-04-20 01:19:45 +0000 | [diff] [blame^] | 15 | |
| 16 | define i32 @f(i32 %argc, i8** %argv) ssp { |
| 17 | ; CHECK: func |
| 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) |