forked from OSchip/llvm-project
27 lines
822 B
ArmAsm
27 lines
822 B
ArmAsm
//===-- ledf2vfp.S - Implement ledf2vfp -----------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "../assembly.h"
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//
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// extern double __ledf2vfp(double a, double b);
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//
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// Returns one iff a <= b and neither is NaN.
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// Uses Darwin calling convention where double precision arguments are passsed
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// like in GPR pairs.
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//
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DEFINE_COMPILERRT_FUNCTION(__ledf2vfp)
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fmdrr d6, r0, r1 // load r0/r1 pair in double register
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fmdrr d7, r2, r3 // load r2/r3 pair in double register
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fcmpd d6, d7
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fmstat
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movls r0, #1 // set result register to 1 if equal
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movhi r0, #0
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bx lr
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