Dan Gohman | 22bb311 | 2008-08-22 00:20:26 +0000 | [diff] [blame] | 1 | ; RUN: llvm-as < %s | llc -fast-isel -march=x86 |
Dan Gohman | d3aedf4 | 2008-08-19 22:37:59 +0000 | [diff] [blame] | 2 | |
| 3 | ; This tests very minimal fast-isel functionality. |
| 4 | |
Dan Gohman | 7a0e659 | 2008-08-21 17:25:26 +0000 | [diff] [blame] | 5 | define i32* @foo(i32* %p, i32* %q, i32** %z) { |
Dan Gohman | d3aedf4 | 2008-08-19 22:37:59 +0000 | [diff] [blame] | 6 | entry: |
| 7 | %r = load i32* %p |
| 8 | %s = load i32* %q |
Dan Gohman | 7a0e659 | 2008-08-21 17:25:26 +0000 | [diff] [blame] | 9 | %y = load i32** %z |
Dan Gohman | d3aedf4 | 2008-08-19 22:37:59 +0000 | [diff] [blame] | 10 | br label %fast |
| 11 | |
| 12 | fast: |
Dan Gohman | bdedd44 | 2008-08-20 00:11:48 +0000 | [diff] [blame] | 13 | %t0 = add i32 %r, %s |
| 14 | %t1 = mul i32 %t0, %s |
| 15 | %t2 = sub i32 %t1, %s |
| 16 | %t3 = and i32 %t2, %s |
| 17 | %t4 = or i32 %t3, %s |
| 18 | %t5 = xor i32 %t4, %s |
Dan Gohman | d5fe57d | 2008-08-21 01:41:07 +0000 | [diff] [blame] | 19 | %t6 = add i32 %t5, 2 |
Dan Gohman | 7a0e659 | 2008-08-21 17:25:26 +0000 | [diff] [blame] | 20 | %t7 = getelementptr i32* %y, i32 1 |
| 21 | %t8 = getelementptr i32* %t7, i32 %t6 |
Dan Gohman | d3aedf4 | 2008-08-19 22:37:59 +0000 | [diff] [blame] | 22 | br label %exit |
| 23 | |
| 24 | exit: |
Dan Gohman | 7a0e659 | 2008-08-21 17:25:26 +0000 | [diff] [blame] | 25 | ret i32* %t8 |
Dan Gohman | d3aedf4 | 2008-08-19 22:37:59 +0000 | [diff] [blame] | 26 | } |
Dan Gohman | bdedd44 | 2008-08-20 00:11:48 +0000 | [diff] [blame] | 27 | |
Dan Gohman | 8014e86 | 2008-08-20 00:23:20 +0000 | [diff] [blame] | 28 | define double @bar(double* %p, double* %q) { |
| 29 | entry: |
| 30 | %r = load double* %p |
| 31 | %s = load double* %q |
| 32 | br label %fast |
| 33 | |
| 34 | fast: |
| 35 | %t0 = add double %r, %s |
| 36 | %t1 = mul double %t0, %s |
| 37 | %t2 = sub double %t1, %s |
| 38 | br label %exit |
| 39 | |
| 40 | exit: |
| 41 | ret double %t2 |
| 42 | } |
| 43 | |