Reid Spencer | 82be985 | 2005-05-03 17:08:45 +0000 | [diff] [blame] | 1 | ; Test that the SPrintFOptimizer works correctly |
Reid Spencer | 43b4003 | 2007-04-16 15:31:49 +0000 | [diff] [blame] | 2 | ; RUN: llvm-upgrade < %s | llvm-as | opt -simplify-libcalls | llvm-dis | \ |
| 3 | ; RUN: not grep {call.*sprintf} |
Reid Spencer | 82be985 | 2005-05-03 17:08:45 +0000 | [diff] [blame] | 4 | |
| 5 | declare int %sprintf(sbyte*,sbyte*,...) |
| 6 | declare int %puts(sbyte*) |
| 7 | %hello = constant [6 x sbyte] c"hello\00" |
| 8 | %null = constant [1 x sbyte] c"\00" |
| 9 | %null_hello = constant [7 x sbyte] c"\00hello\00" |
| 10 | %fmt1 = constant [3 x sbyte] c"%s\00" |
| 11 | %fmt2 = constant [3 x sbyte] c"%c\00" |
| 12 | |
| 13 | implementation ; Functions: |
| 14 | |
Chris Lattner | 397fa21 | 2005-09-24 22:16:04 +0000 | [diff] [blame] | 15 | int %foo (sbyte* %p) { |
Reid Spencer | 82be985 | 2005-05-03 17:08:45 +0000 | [diff] [blame] | 16 | %target = alloca [1024 x sbyte] |
| 17 | %target_p = getelementptr [1024 x sbyte]* %target, int 0, int 0 |
| 18 | %hello_p = getelementptr [6 x sbyte]* %hello, int 0, int 0 |
| 19 | %null_p = getelementptr [1 x sbyte]* %null, int 0, int 0 |
| 20 | %nh_p = getelementptr [7 x sbyte]* %null_hello, int 0, int 0 |
| 21 | %fmt1_p = getelementptr [3 x sbyte]* %fmt1, int 0, int 0 |
| 22 | %fmt2_p = getelementptr [3 x sbyte]* %fmt2, int 0, int 0 |
| 23 | store sbyte 0, sbyte* %target_p |
| 24 | %r1 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %hello_p) |
| 25 | %r2 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %null_p) |
| 26 | %r3 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %nh_p) |
| 27 | %r4 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %fmt1_p, sbyte* %hello_p) |
Chris Lattner | 397fa21 | 2005-09-24 22:16:04 +0000 | [diff] [blame] | 28 | %r4.1 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %fmt1_p, sbyte* %p) |
Reid Spencer | 82be985 | 2005-05-03 17:08:45 +0000 | [diff] [blame] | 29 | %r5 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %fmt2_p, int 82) |
| 30 | %r6 = add int %r1, %r2 |
| 31 | %r7 = add int %r3, %r6 |
| 32 | %r8 = add int %r5, %r7 |
Chris Lattner | 397fa21 | 2005-09-24 22:16:04 +0000 | [diff] [blame] | 33 | %r9 = add int %r8, %r4 |
| 34 | %r10 = add int %r9, %r4.1 |
| 35 | ret int %r10 |
Reid Spencer | 82be985 | 2005-05-03 17:08:45 +0000 | [diff] [blame] | 36 | } |