xref: /llvm-project/llvm/test/CodeGen/Hexagon/convertdptoint.ll (revision 2208c97c1bec2512d4e47b6223db6d95a7037956)
1; RUN: llc -mtriple=hexagon -mcpu=hexagonv5 < %s | FileCheck %s
2; Check that we generate conversion from double precision floating point
3; to 32-bit int value in IEEE complaint mode in V5.
4
5; CHECK: r{{[0-9]+}} = convert_df2w(r{{[0-9]+}}:{{[0-9]+}}):chop
6
7define i32 @main() nounwind {
8entry:
9  %retval = alloca i32, align 4
10  %i = alloca i32, align 4
11  %a = alloca double, align 8
12  %b = alloca double, align 8
13  %c = alloca double, align 8
14  store i32 0, ptr %retval
15  store volatile double 1.540000e+01, ptr %a, align 8
16  store volatile double 9.100000e+00, ptr %b, align 8
17  %0 = load volatile double, ptr %a, align 8
18  %1 = load volatile double, ptr %b, align 8
19  %add = fadd double %0, %1
20  store double %add, ptr %c, align 8
21  %2 = load double, ptr %c, align 8
22  %conv = fptosi double %2 to i32
23  store i32 %conv, ptr %i, align 4
24  %3 = load i32, ptr %i, align 4
25  ret i32 %3
26}
27