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HEAD
aarch64: add HWCAP_ flags from linux v4.17
[musl]
/
src
/
fenv
/
arm
/
fenv-hf.S
1
#if __ARM_PCS_VFP
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.syntax unified
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.fpu vfp
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.global fegetround
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.type fegetround,%function
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fegetround:
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fmrx r0, fpscr
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and r0, r0, #0xc00000
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bx lr
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.global __fesetround
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.type __fesetround,%function
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__fesetround:
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fmrx r3, fpscr
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bic r3, r3, #0xc00000
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orr r3, r3, r0
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fmxr fpscr, r3
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mov r0, #0
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bx lr
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.global fetestexcept
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.type fetestexcept,%function
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fetestexcept:
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and r0, r0, #0x1f
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fmrx r3, fpscr
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and r0, r0, r3
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bx lr
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.global feclearexcept
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.type feclearexcept,%function
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feclearexcept:
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and r0, r0, #0x1f
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fmrx r3, fpscr
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bic r3, r3, r0
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fmxr fpscr, r3
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mov r0, #0
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bx lr
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.global feraiseexcept
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.type feraiseexcept,%function
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feraiseexcept:
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and r0, r0, #0x1f
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fmrx r3, fpscr
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orr r3, r3, r0
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fmxr fpscr, r3
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mov r0, #0
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bx lr
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.global fegetenv
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.type fegetenv,%function
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fegetenv:
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fmrx r3, fpscr
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str r3, [r0]
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mov r0, #0
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bx lr
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.global fesetenv
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.type fesetenv,%function
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fesetenv:
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cmn r0, #1
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moveq r3, #0
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ldrne r3, [r0]
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fmxr fpscr, r3
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mov r0, #0
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bx lr
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#endif