blob: f74e97e4d3ccd360331fac74d318e50030e34768 [file] [log] [blame]
Dan Gohman5c6aea92008-08-20 00:56:07 +00001; RUN: llvm-as < %s | llc -fast-isel -march=x86
2; RUN: llvm-as < %s | llc -fast-isel -march=x86-64
Dan Gohmand3aedf42008-08-19 22:37:59 +00003
4; This tests very minimal fast-isel functionality.
5
Dan Gohman7a0e6592008-08-21 17:25:26 +00006define i32* @foo(i32* %p, i32* %q, i32** %z) {
Dan Gohmand3aedf42008-08-19 22:37:59 +00007entry:
8 %r = load i32* %p
9 %s = load i32* %q
Dan Gohman7a0e6592008-08-21 17:25:26 +000010 %y = load i32** %z
Dan Gohmand3aedf42008-08-19 22:37:59 +000011 br label %fast
12
13fast:
Dan Gohmanbdedd442008-08-20 00:11:48 +000014 %t0 = add i32 %r, %s
15 %t1 = mul i32 %t0, %s
16 %t2 = sub i32 %t1, %s
17 %t3 = and i32 %t2, %s
18 %t4 = or i32 %t3, %s
19 %t5 = xor i32 %t4, %s
Dan Gohmand5fe57d2008-08-21 01:41:07 +000020 %t6 = add i32 %t5, 2
Dan Gohman7a0e6592008-08-21 17:25:26 +000021 %t7 = getelementptr i32* %y, i32 1
22 %t8 = getelementptr i32* %t7, i32 %t6
Dan Gohmand3aedf42008-08-19 22:37:59 +000023 br label %exit
24
25exit:
Dan Gohman7a0e6592008-08-21 17:25:26 +000026 ret i32* %t8
Dan Gohmand3aedf42008-08-19 22:37:59 +000027}
Dan Gohmanbdedd442008-08-20 00:11:48 +000028
Dan Gohman8014e862008-08-20 00:23:20 +000029define double @bar(double* %p, double* %q) {
30entry:
31 %r = load double* %p
32 %s = load double* %q
33 br label %fast
34
35fast:
36 %t0 = add double %r, %s
37 %t1 = mul double %t0, %s
38 %t2 = sub double %t1, %s
39 br label %exit
40
41exit:
42 ret double %t2
43}
44