| Eric Christopher | b83dba2 | 2012-09-13 23:24:02 +0000 | [diff] [blame] | 1 | ; RUN: llc %s -o - | FileCheck %s |
| 2 | target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32-S128" |
| 3 | target triple = "i386-apple-macosx10.8.0" |
| 4 | |
| 5 | declare {i64, i1} @llvm.umul.with.overflow.i64(i64, i64) nounwind readnone |
| 6 | declare i32 @printf(i8*, ...) |
| 7 | |
| 8 | @.str = private unnamed_addr constant [10 x i8] c"%llx, %d\0A\00", align 1 |
| 9 | |
| 10 | define i32 @t1() nounwind { |
| 11 | ; CHECK: t1: |
| 12 | ; CHECK: movl $0, 12(%esp) |
| 13 | ; CHECK: movl $0, 8(%esp) |
| 14 | ; CHECK: movl $72, 4(%esp) |
| 15 | |
| 16 | %1 = call {i64, i1} @llvm.umul.with.overflow.i64(i64 9, i64 8) |
| 17 | %2 = extractvalue {i64, i1} %1, 0 |
| 18 | %3 = extractvalue {i64, i1} %1, 1 |
| 19 | %4 = zext i1 %3 to i32 |
| 20 | %5 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([10 x i8]* @.str, i32 0, i32 0), i64 %2, i32 %4) |
| 21 | ret i32 0 |
| 22 | } |
| 23 | |
| 24 | define i32 @t2() nounwind { |
| 25 | ; CHECK: t2: |
| 26 | ; CHECK: movl $0, 12(%esp) |
| 27 | ; CHECK: movl $0, 8(%esp) |
| 28 | ; CHECK: movl $0, 4(%esp) |
| 29 | |
| 30 | %1 = call {i64, i1} @llvm.umul.with.overflow.i64(i64 9, i64 0) |
| 31 | %2 = extractvalue {i64, i1} %1, 0 |
| 32 | %3 = extractvalue {i64, i1} %1, 1 |
| 33 | %4 = zext i1 %3 to i32 |
| 34 | %5 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([10 x i8]* @.str, i32 0, i32 0), i64 %2, i32 %4) |
| 35 | ret i32 0 |
| 36 | } |
| 37 | |
| 38 | define i32 @t3() nounwind { |
| 39 | ; CHECK: t3: |
| 40 | ; CHECK: movl $1, 12(%esp) |
| 41 | ; CHECK: movl $-1, 8(%esp) |
| 42 | ; CHECK: movl $-9, 4(%esp) |
| 43 | |
| 44 | %1 = call {i64, i1} @llvm.umul.with.overflow.i64(i64 9, i64 -1) |
| 45 | %2 = extractvalue {i64, i1} %1, 0 |
| 46 | %3 = extractvalue {i64, i1} %1, 1 |
| 47 | %4 = zext i1 %3 to i32 |
| 48 | %5 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([10 x i8]* @.str, i32 0, i32 0), i64 %2, i32 %4) |
| 49 | ret i32 0 |
| 50 | } |