diff --git a/test/CodeGen/ARM/no-fpu.ll b/test/CodeGen/ARM/no-fpu.ll new file mode 100644 index 00000000000..fff4bccb80e --- /dev/null +++ b/test/CodeGen/ARM/no-fpu.ll @@ -0,0 +1,33 @@ +; RUN: llc < %s -mtriple=armv7-none-gnueabi -mattr=-neon,-vfp2 | FileCheck --check-prefix=NONEON-NOVFP %s +; RUN: llc < %s -mtriple=armv7-none-gnueabi -mattr=-neon | FileCheck --check-prefix=NONEON %s +; RUN: llc < %s -mtriple=armv7-none-gnueabi -mattr=-vfp2 | FileCheck --check-prefix=NOVFP %s +; RUN: llc < %s -mtriple=armv7-none-gnueabi -mattr=-neon,+vfp2 | FileCheck --check-prefix=NONEON-VFP %s + +; Check no NEON instructions are selected when feature is disabled. +define void @neonop(i64* nocapture readonly %a, i64* nocapture %b) #0 { + %1 = bitcast i64* %a to <2 x i64>* + %wide.load = load <2 x i64>* %1, align 8 + ; NONEON-NOVFP-NOT: vld1.64 + ; NONEON-NOT: vld1.64 + %add = add <2 x i64> %wide.load, %wide.load + ; NONEON-NOVFP-NOT: vadd.i64 + ; NONEON-NOT: vadd.i64 + %2 = bitcast i64* %b to <2 x i64>* + store <2 x i64> %add, <2 x i64>* %2, align 8 + ; NONEON-NOVFP-NOT: vst1.64 + ; NONEON-NOT: vst1.64 + ret void +} + +; Likewise with VFP instructions. +define double @fpmult(double %a, double %b) { + %res = fmul double %a, %b + ; NONEON-NOVFP-NOT: vmov + ; NONEON-NOVFP-NOT: vmul.f64 + ; NOVFP-NOT: vmov + ; NOVFP-NOT: vmul.f64 + ; NONEON-VFP: vmov + ; NONEON-VFP: vmul.f64 + ret double %res +} +