xref: /llvm-project/llvm/test/CodeGen/PowerPC/ppc440-fp-basic.ll (revision 5403c59c608c08c8ecd4303763f08eb046eb5e4d)
1; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- -mcpu=440 -fp-contract=fast | FileCheck %s
2
3%0 = type { double, double }
4
5define void @maybe_an_fma(ptr sret(%0) %agg.result, ptr byval(%0) %a, ptr byval(%0) %b, ptr byval(%0) %c) nounwind {
6entry:
7  %a.real = load double, ptr %a
8  %a.imagp = getelementptr inbounds %0, ptr %a, i32 0, i32 1
9  %a.imag = load double, ptr %a.imagp
10  %b.real = load double, ptr %b
11  %b.imagp = getelementptr inbounds %0, ptr %b, i32 0, i32 1
12  %b.imag = load double, ptr %b.imagp
13  %mul.rl = fmul double %a.real, %b.real
14  %mul.rr = fmul double %a.imag, %b.imag
15  %mul.r = fsub double %mul.rl, %mul.rr
16  %mul.il = fmul double %a.imag, %b.real
17  %mul.ir = fmul double %a.real, %b.imag
18  %mul.i = fadd double %mul.il, %mul.ir
19  %c.real = load double, ptr %c
20  %c.imagp = getelementptr inbounds %0, ptr %c, i32 0, i32 1
21  %c.imag = load double, ptr %c.imagp
22  %add.r = fadd double %mul.r, %c.real
23  %add.i = fadd double %mul.i, %c.imag
24  %imag = getelementptr inbounds %0, ptr %agg.result, i32 0, i32 1
25  store double %add.r, ptr %agg.result
26  store double %add.i, ptr %imag
27  ret void
28; CHECK: fmadd
29}
30