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author | Ed Schouten <ed@FreeBSD.org> | 2010-10-21 19:02:02 +0000 |
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committer | Ed Schouten <ed@FreeBSD.org> | 2010-10-21 19:02:02 +0000 |
commit | 217b614317dad692116a3a06fe94ea8f61a59edb (patch) | |
tree | 4cfe2eee875a959effca0881df14c079103447fa /lib/arm/eqsf2vfp.S | |
download | src-217b614317dad692116a3a06fe94ea8f61a59edb.tar.gz src-217b614317dad692116a3a06fe94ea8f61a59edb.zip |
Import compiler-rt r117047.vendor/compiler-rt/compiler-rt-r117047
Notes
Notes:
svn path=/vendor/compiler-rt/dist/; revision=214152
svn path=/vendor/compiler-rt/compiler-rt-r117047/; revision=214153; tag=vendor/compiler-rt/compiler-rt-r117047
Diffstat (limited to 'lib/arm/eqsf2vfp.S')
-rw-r--r-- | lib/arm/eqsf2vfp.S | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/lib/arm/eqsf2vfp.S b/lib/arm/eqsf2vfp.S new file mode 100644 index 000000000000..07355a3c2239 --- /dev/null +++ b/lib/arm/eqsf2vfp.S @@ -0,0 +1,28 @@ +//===-- eqsf2vfp.S - Implement eqsf2vfp -----------------------------------===// +// +// 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 __eqsf2vfp(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 +// + .align 2 +DEFINE_COMPILERRT_FUNCTION(__eqsf2vfp) + fmsr s14, r0 // move from GPR 0 to float register + fmsr s15, r1 // move from GPR 1 to float register + fcmps s14, s15 + fmstat + moveq r0, #1 // set result register to 1 if equal + movne r0, #0 + bx lr + |