1; RUN: llc < %s -march=x86 -mattr=+sse2 -enable-unsafe-fp-math | \ 2; RUN: grep -v sp | grep xorps | count 2 3 4; Don't fold the incoming stack arguments into the xorps instructions used 5; to do floating-point negations, because the arguments aren't vectors 6; and aren't vector-aligned. 7 8define void @foo(float* %p, float* %q, float %s, float %y) { 9 %ss = fsub float -0.0, %s 10 %yy = fsub float -0.0, %y 11 store float %ss, float* %p 12 store float %yy, float* %q 13 ret void 14} 15