1; RUN: llc < %s -march=nvptx -mcpu=sm_20 -fp-contract=fast | FileCheck %s -check-prefix=CHECK 2; RUN: llc < %s -march=nvptx -mcpu=sm_20 -fp-contract=fast -enable-unsafe-fp-math | FileCheck %s -check-prefix=CHECK -check-prefix=CHECK-UNSAFE 3 4define ptx_device float @t1_f32(float %x, float %y, float %z, 5 float %u, float %v) { 6; CHECK-UNSAFE: fma.rn.f32 %f{{[0-9]+}}, %f{{[0-9]+}}, %f{{[0-9]+}}, %f{{[0-9]+}}; 7; CHECK-UNSAFE: fma.rn.f32 %f{{[0-9]+}}, %f{{[0-9]+}}, %f{{[0-9]+}}, %f{{[0-9]+}}; 8; CHECK: ret; 9 %a = fmul float %x, %y 10 %b = fmul float %u, %v 11 %c = fadd float %a, %b 12 %d = fadd float %c, %z 13 ret float %d 14} 15 16define ptx_device double @t1_f64(double %x, double %y, double %z, 17 double %u, double %v) { 18; CHECK-UNSAFE: fma.rn.f64 %fd{{[0-9]+}}, %fd{{[0-9]+}}, %fd{{[0-9]+}}, %fd{{[0-9]+}}; 19; CHECK-UNSAFE: fma.rn.f64 %fd{{[0-9]+}}, %fd{{[0-9]+}}, %fd{{[0-9]+}}, %fd{{[0-9]+}}; 20; CHECK: ret; 21 %a = fmul double %x, %y 22 %b = fmul double %u, %v 23 %c = fadd double %a, %b 24 %d = fadd double %c, %z 25 ret double %d 26} 27 28define double @two_choices(double %val1, double %val2) { 29; CHECK-LABEL: two_choices( 30; CHECK: mul.f64 31; CHECK-NOT: mul.f64 32; CHECK: fma.rn.f64 33 %1 = fmul double %val1, %val2 34 %2 = fmul double %1, %1 35 %3 = fadd double %1, %2 36 37 ret double %3 38} 39 40