Dan Gohman | fce288f | 2009-09-09 00:09:15 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s |
Tanya Lattner | cd0aa81 | 2004-11-06 21:40:51 +0000 | [diff] [blame] | 2 | |
Tanya Lattner | 53a66d1 | 2008-02-19 01:41:04 +0000 | [diff] [blame] | 3 | @a_str = internal constant [8 x i8] c"a = %d\0A\00" ; <[8 x i8]*> [#uses=1] |
| 4 | @b_str = internal constant [8 x i8] c"b = %d\0A\00" ; <[8 x i8]*> [#uses=1] |
| 5 | @a_shl_str = internal constant [14 x i8] c"a << %d = %d\0A\00" ; <[14 x i8]*> [#uses=1] |
| 6 | @A = global i32 2 ; <i32*> [#uses=1] |
| 7 | @B = global i32 5 ; <i32*> [#uses=1] |
Misha Brukman | 5b160f1 | 2004-08-11 14:16:34 +0000 | [diff] [blame] | 8 | |
Tanya Lattner | 53a66d1 | 2008-02-19 01:41:04 +0000 | [diff] [blame] | 9 | declare i32 @printf(i8*, ...) |
Misha Brukman | 5b160f1 | 2004-08-11 14:16:34 +0000 | [diff] [blame] | 10 | |
Tanya Lattner | 53a66d1 | 2008-02-19 01:41:04 +0000 | [diff] [blame] | 11 | define i32 @main() { |
Misha Brukman | 5b160f1 | 2004-08-11 14:16:34 +0000 | [diff] [blame] | 12 | entry: |
Tanya Lattner | 53a66d1 | 2008-02-19 01:41:04 +0000 | [diff] [blame] | 13 | %a = load i32* @A ; <i32> [#uses=2] |
| 14 | %b = load i32* @B ; <i32> [#uses=1] |
| 15 | %a_s = getelementptr [8 x i8]* @a_str, i64 0, i64 0 ; <i8*> [#uses=1] |
| 16 | %b_s = getelementptr [8 x i8]* @b_str, i64 0, i64 0 ; <i8*> [#uses=1] |
| 17 | %a_shl_s = getelementptr [14 x i8]* @a_shl_str, i64 0, i64 0 ; <i8*> [#uses=1] |
| 18 | call i32 (i8*, ...)* @printf( i8* %a_s, i32 %a ) ; <i32>:0 [#uses=0] |
| 19 | call i32 (i8*, ...)* @printf( i8* %b_s, i32 %b ) ; <i32>:1 [#uses=0] |
| 20 | br label %shl_test |
Misha Brukman | 5b160f1 | 2004-08-11 14:16:34 +0000 | [diff] [blame] | 21 | |
Tanya Lattner | 53a66d1 | 2008-02-19 01:41:04 +0000 | [diff] [blame] | 22 | shl_test: ; preds = %shl_test, %entry |
| 23 | %s = phi i8 [ 0, %entry ], [ %s_inc, %shl_test ] ; <i8> [#uses=4] |
| 24 | %shift.upgrd.1 = zext i8 %s to i32 ; <i32> [#uses=1] |
| 25 | %result = shl i32 %a, %shift.upgrd.1 ; <i32> [#uses=1] |
| 26 | call i32 (i8*, ...)* @printf( i8* %a_shl_s, i8 %s, i32 %result ) ; <i32>:2 [#uses=0] |
| 27 | %s_inc = add i8 %s, 1 ; <i8> [#uses=1] |
| 28 | %done = icmp eq i8 %s, 32 ; <i1> [#uses=1] |
| 29 | br i1 %done, label %fini, label %shl_test |
Misha Brukman | 5b160f1 | 2004-08-11 14:16:34 +0000 | [diff] [blame] | 30 | |
Tanya Lattner | 53a66d1 | 2008-02-19 01:41:04 +0000 | [diff] [blame] | 31 | fini: ; preds = %shl_test |
| 32 | ret i32 0 |
Misha Brukman | 5b160f1 | 2004-08-11 14:16:34 +0000 | [diff] [blame] | 33 | } |
Tanya Lattner | 53a66d1 | 2008-02-19 01:41:04 +0000 | [diff] [blame] | 34 | |