diff options
Diffstat (limited to 'compiler-rt/lib/arm/lesf2vfp.S')
| -rw-r--r-- | compiler-rt/lib/arm/lesf2vfp.S | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/compiler-rt/lib/arm/lesf2vfp.S b/compiler-rt/lib/arm/lesf2vfp.S new file mode 100644 index 00000000000..b0a17af8f28 --- /dev/null +++ b/compiler-rt/lib/arm/lesf2vfp.S @@ -0,0 +1,27 @@ +//===-- lesf2vfp.S - Implement lesf2vfp -----------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + + +// +// extern int __lesf2vfp(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 +// + .globl ___lesf2vfp +___lesf2vfp: + fmsr s14, r0 // move from GPR 0 to float register + fmsr s15, r1 // move from GPR 1 to float register + fcmps s14, s15 + fmstat + movls r0, #1 // set result register to 1 if equal + movhi r0, #0 + bx lr + |
