1; RUN: llc -mtriple=armv7-none-eabi -mattr=-neon,-vfp2sp %s -o - | FileCheck %s -check-prefixes=COMMON,NOVFP 2; RUN: llc -mtriple=armv7-none-eabi -mattr=+neon %s -float-abi=hard -o - | FileCheck %s -check-prefixes=COMMON,VFP 3 4; The intent here is to test "X", which says that any operand whatsoever is allowed. 5; Using this mechanism, we want to test toggling allocating GPR or SPR registers 6; depending on whether the float registers are available. Thus, the mnemonic is 7; totally irrelevant here, which is why we use FOO and also comment it out using "@" 8; to avoid assembler errors. 9 10; Note that this kind of IR can be generated by a function such as: 11; void f1(float f) {asm volatile ("@FOO $0, $0" : : "X" (f));} 12 13define arm_aapcs_vfpcc void @func(float %f) { 14; COMMON-LABEL: func 15; NOVFP: FOO r0, r0 16; VFP: FOO s0, s0 17entry: 18 call void asm sideeffect "@FOO $0, $0", "X" (float %f) nounwind 19 ret void 20} 21