| Dan Gohman | 5c6aea9 | 2008-08-20 00:56:07 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-as < %s | llc -fast-isel -march=x86 |
| 2 | ; RUN: llvm-as < %s | llc -fast-isel -march=x86-64 |
| Dan Gohman | d3aedf4 | 2008-08-19 22:37:59 +0000 | [diff] [blame] | 3 | |
| 4 | ; This tests very minimal fast-isel functionality. |
| 5 | |
| 6 | define i32 @foo(i32* %p, i32* %q) { |
| 7 | entry: |
| 8 | %r = load i32* %p |
| 9 | %s = load i32* %q |
| 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 | d3aedf4 | 2008-08-19 22:37:59 +0000 | [diff] [blame] | 19 | br label %exit |
| 20 | |
| 21 | exit: |
| Dan Gohman | bdedd44 | 2008-08-20 00:11:48 +0000 | [diff] [blame] | 22 | ret i32 %t5 |
| Dan Gohman | d3aedf4 | 2008-08-19 22:37:59 +0000 | [diff] [blame] | 23 | } |
| Dan Gohman | bdedd44 | 2008-08-20 00:11:48 +0000 | [diff] [blame] | 24 | |
| Dan Gohman | 8014e86 | 2008-08-20 00:23:20 +0000 | [diff] [blame] | 25 | define double @bar(double* %p, double* %q) { |
| 26 | entry: |
| 27 | %r = load double* %p |
| 28 | %s = load double* %q |
| 29 | br label %fast |
| 30 | |
| 31 | fast: |
| 32 | %t0 = add double %r, %s |
| 33 | %t1 = mul double %t0, %s |
| 34 | %t2 = sub double %t1, %s |
| 35 | br label %exit |
| 36 | |
| 37 | exit: |
| 38 | ret double %t2 |
| 39 | } |
| 40 | |