blob: 601e38578c6f58db67d9f2341eab1054f477d3d6 [file] [log] [blame]
Dan Gohman22bb3112008-08-22 00:20:26 +00001; RUN: llvm-as < %s | llc -fast-isel -march=x86
Dan Gohmand3aedf42008-08-19 22:37:59 +00002
3; This tests very minimal fast-isel functionality.
4
Dan Gohman7a0e6592008-08-21 17:25:26 +00005define i32* @foo(i32* %p, i32* %q, i32** %z) {
Dan Gohmand3aedf42008-08-19 22:37:59 +00006entry:
7 %r = load i32* %p
8 %s = load i32* %q
Dan Gohman7a0e6592008-08-21 17:25:26 +00009 %y = load i32** %z
Dan Gohmand3aedf42008-08-19 22:37:59 +000010 br label %fast
11
12fast:
Dan Gohmanbdedd442008-08-20 00:11:48 +000013 %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 Gohmand5fe57d2008-08-21 01:41:07 +000019 %t6 = add i32 %t5, 2
Dan Gohman7a0e6592008-08-21 17:25:26 +000020 %t7 = getelementptr i32* %y, i32 1
21 %t8 = getelementptr i32* %t7, i32 %t6
Dan Gohmand3aedf42008-08-19 22:37:59 +000022 br label %exit
23
24exit:
Dan Gohman7a0e6592008-08-21 17:25:26 +000025 ret i32* %t8
Dan Gohmand3aedf42008-08-19 22:37:59 +000026}
Dan Gohmanbdedd442008-08-20 00:11:48 +000027
Dan Gohman8014e862008-08-20 00:23:20 +000028define double @bar(double* %p, double* %q) {
29entry:
30 %r = load double* %p
31 %s = load double* %q
32 br label %fast
33
34fast:
35 %t0 = add double %r, %s
36 %t1 = mul double %t0, %s
37 %t2 = sub double %t1, %s
38 br label %exit
39
40exit:
41 ret double %t2
42}
43