1; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s 2; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s 3 4; SI-LABEL: {{^}}fsub_f64: 5; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}} 6define void @fsub_f64(double addrspace(1)* %out, double addrspace(1)* %in1, 7 double addrspace(1)* %in2) { 8 %r0 = load double addrspace(1)* %in1 9 %r1 = load double addrspace(1)* %in2 10 %r2 = fsub double %r0, %r1 11 store double %r2, double addrspace(1)* %out 12 ret void 13} 14