llvm-project/compiler-rt/lib/arm/gesf2vfp.S

28 lines
834 B
ArmAsm

//===-- gesf2vfp.S - Implement gesf2vfp -----------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "../assembly.h"
//
// extern int __gesf2vfp(float a, float b);
//
// Returns one iff a >= b and neither is NaN.
// Uses Darwin calling convention where single precision arguments are passsed
// like 32-bit ints
//
DEFINE_COMPILERRT_FUNCTION(__gesf2vfp)
fmsr s14, r0 // move from GPR 0 to float register
fmsr s15, r1 // move from GPR 1 to float register
fcmps s14, s15
fmstat
movge r0, #1 // set result register to 1 if greater than or equal
movlt r0, #0
bx lr