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comparison test/CodeGen/PowerPC/ppc440-fp-basic.ll @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
parents
children afa8332a0e37
comparison
equal deleted inserted replaced
-1:000000000000 0:95c75e76d11b
1 ; RUN: llc < %s -march=ppc32 -mcpu=440 -fp-contract=fast | FileCheck %s
2
3 %0 = type { double, double }
4
5 define void @maybe_an_fma(%0* sret %agg.result, %0* byval %a, %0* byval %b, %0* byval %c) nounwind {
6 entry:
7 %a.realp = getelementptr inbounds %0* %a, i32 0, i32 0
8 %a.real = load double* %a.realp
9 %a.imagp = getelementptr inbounds %0* %a, i32 0, i32 1
10 %a.imag = load double* %a.imagp
11 %b.realp = getelementptr inbounds %0* %b, i32 0, i32 0
12 %b.real = load double* %b.realp
13 %b.imagp = getelementptr inbounds %0* %b, i32 0, i32 1
14 %b.imag = load double* %b.imagp
15 %mul.rl = fmul double %a.real, %b.real
16 %mul.rr = fmul double %a.imag, %b.imag
17 %mul.r = fsub double %mul.rl, %mul.rr
18 %mul.il = fmul double %a.imag, %b.real
19 %mul.ir = fmul double %a.real, %b.imag
20 %mul.i = fadd double %mul.il, %mul.ir
21 %c.realp = getelementptr inbounds %0* %c, i32 0, i32 0
22 %c.real = load double* %c.realp
23 %c.imagp = getelementptr inbounds %0* %c, i32 0, i32 1
24 %c.imag = load double* %c.imagp
25 %add.r = fadd double %mul.r, %c.real
26 %add.i = fadd double %mul.i, %c.imag
27 %real = getelementptr inbounds %0* %agg.result, i32 0, i32 0
28 %imag = getelementptr inbounds %0* %agg.result, i32 0, i32 1
29 store double %add.r, double* %real
30 store double %add.i, double* %imag
31 ret void
32 ; CHECK: fmadd
33 }