| Current Path : /usr/src/contrib/compiler-rt/lib/arm/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/contrib/compiler-rt/lib/arm/ltdf2vfp.S |
//===-- ltdf2vfp.S - Implement ltdf2vfp -----------------------------------===// // // The LLVM Compiler Infrastructure // // This file is dual licensed under the MIT and the University of Illinois Open // Source Licenses. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// #include "../assembly.h" // // extern double __ltdf2vfp(double a, double b); // // Returns one iff a < b and neither is NaN. // Uses Darwin calling convention where double precision arguments are passsed // like in GPR pairs. // .syntax unified .align 2 DEFINE_COMPILERRT_FUNCTION(__ltdf2vfp) vmov d6, r0, r1 // load r0/r1 pair in double register vmov d7, r2, r3 // load r2/r3 pair in double register vcmp.f64 d6, d7 vmrs apsr_nzcv, fpscr movmi r0, #1 // set result register to 1 if equal movpl r0, #0 bx lr