YouCompleteMe/cpp/llvm/test/CodeGen/PowerPC/a2-fp-basic.ll
2012-07-05 17:51:06 -07:00

34 lines
1.3 KiB
LLVM

; RUN: llc < %s -march=ppc64 -mcpu=a2 | FileCheck %s
%0 = type { double, double }
define void @maybe_an_fma(%0* sret %agg.result, %0* byval %a, %0* byval %b, %0* byval %c) nounwind {
entry:
%a.realp = getelementptr inbounds %0* %a, i32 0, i32 0
%a.real = load double* %a.realp
%a.imagp = getelementptr inbounds %0* %a, i32 0, i32 1
%a.imag = load double* %a.imagp
%b.realp = getelementptr inbounds %0* %b, i32 0, i32 0
%b.real = load double* %b.realp
%b.imagp = getelementptr inbounds %0* %b, i32 0, i32 1
%b.imag = load double* %b.imagp
%mul.rl = fmul double %a.real, %b.real
%mul.rr = fmul double %a.imag, %b.imag
%mul.r = fsub double %mul.rl, %mul.rr
%mul.il = fmul double %a.imag, %b.real
%mul.ir = fmul double %a.real, %b.imag
%mul.i = fadd double %mul.il, %mul.ir
%c.realp = getelementptr inbounds %0* %c, i32 0, i32 0
%c.real = load double* %c.realp
%c.imagp = getelementptr inbounds %0* %c, i32 0, i32 1
%c.imag = load double* %c.imagp
%add.r = fadd double %mul.r, %c.real
%add.i = fadd double %mul.i, %c.imag
%real = getelementptr inbounds %0* %agg.result, i32 0, i32 0
%imag = getelementptr inbounds %0* %agg.result, i32 0, i32 1
store double %add.r, double* %real
store double %add.i, double* %imag
ret void
; CHECK: fmadd
}