| ; RUN: llc -mtriple=armv7-none-eabi -mattr=-neon,-vfpv2 %s -o - | FileCheck %s -check-prefix=novfp | |
| ; RUN: llc -mtriple=armv7-none-eabi -mattr=+neon %s -float-abi=hard -o - | FileCheck %s -check-prefix=vfp | |
| ; vfp-LABEL: f1 | |
| ; vfp-CHECK: vadd.f32 s0, s0, s0 | |
| ; In the novfp case, the compiler is forced to assign a core register. | |
| ; Although this register class can't be used with the vadd.f32 instruction, | |
| ; the compiler behaved as expected since it is allowed to emit anything. | |
| ; novfp-LABEL: f1 | |
| ; novfp-CHECK: vadd.f32 r0, r0, r0 | |
| ; This can be generated by a function such as: | |
| ; void f1(float f) {asm volatile ("add.f32 $0, $0, $0" : : "X" (f));} | |
| define arm_aapcs_vfpcc void @f1(float %f) { | |
| entry: | |
| call void asm sideeffect "vadd.f32 $0, $0, $0", "X" (float %f) nounwind | |
| ret void | |
| } |