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| author | Hal Finkel <hfinkel@anl.gov> | 2012-04-01 19:22:40 +0000 |
|---|---|---|
| committer | Hal Finkel <hfinkel@anl.gov> | 2012-04-01 19:22:40 +0000 |
| commit | 4d989ac93ce608057fb6b13a4068264ab037ecd5 (patch) | |
| tree | 2dad7e6b65936307c353e73de55e3b9187d4cb26 /test/CodeGen/PowerPC/a2-fp-basic.ll | |
| parent | 413b2e7539a1e41f8694abb809678ae48d1e6125 (diff) | |
| download | external_llvm-4d989ac93ce608057fb6b13a4068264ab037ecd5.zip external_llvm-4d989ac93ce608057fb6b13a4068264ab037ecd5.tar.gz external_llvm-4d989ac93ce608057fb6b13a4068264ab037ecd5.tar.bz2 | |
Add instruction itinerary for the PPC64 A2 core.
This adds a full itinerary for IBM's PPC64 A2 embedded core. These
cores form the basis for the CPUs in the new IBM BG/Q supercomputer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153842 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/PowerPC/a2-fp-basic.ll')
| -rw-r--r-- | test/CodeGen/PowerPC/a2-fp-basic.ll | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/a2-fp-basic.ll b/test/CodeGen/PowerPC/a2-fp-basic.ll new file mode 100644 index 0000000..932ad7a --- /dev/null +++ b/test/CodeGen/PowerPC/a2-fp-basic.ll @@ -0,0 +1,33 @@ +; 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 +} |