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| author | Rich Felker <dalias@aerifal.cx> | 2016-01-20 02:07:59 +0000 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2016-01-20 02:07:59 +0000 |
| commit | af21a82ccc8687aa16e85def7db95efeae4cf72e (patch) | |
| tree | 6b34bd5b507fe4076ce3c3f4556cad3d860a2a95 /src/fenv/arm | |
| parent | 4b9a08f29303661e9680fc1ee1569daa25df7d50 (diff) | |
| download | musl-af21a82ccc8687aa16e85def7db95efeae4cf72e.tar.gz | |
switch arm, sh, and mips fenv asm from .sub system to .S files
Diffstat (limited to 'src/fenv/arm')
| -rw-r--r-- | src/fenv/arm/fenv-hf.S | 69 | ||||
| -rw-r--r-- | src/fenv/arm/fenv.c | 3 |
2 files changed, 72 insertions, 0 deletions
diff --git a/src/fenv/arm/fenv-hf.S b/src/fenv/arm/fenv-hf.S new file mode 100644 index 00000000..f55d798a --- /dev/null +++ b/src/fenv/arm/fenv-hf.S @@ -0,0 +1,69 @@ +#if __ARM_PCS_VFP + +.syntax unified +.fpu vfp + +.global fegetround +.type fegetround,%function +fegetround: + fmrx r0, fpscr + and r0, r0, #0xc00000 + bx lr + +.global __fesetround +.type __fesetround,%function +__fesetround: + fmrx r3, fpscr + bic r3, r3, #0xc00000 + orr r3, r3, r0 + fmxr fpscr, r3 + mov r0, #0 + bx lr + +.global fetestexcept +.type fetestexcept,%function +fetestexcept: + and r0, r0, #0x1f + fmrx r3, fpscr + and r0, r0, r3 + bx lr + +.global feclearexcept +.type feclearexcept,%function +feclearexcept: + and r0, r0, #0x1f + fmrx r3, fpscr + bic r3, r3, r0 + fmxr fpscr, r3 + mov r0, #0 + bx lr + +.global feraiseexcept +.type feraiseexcept,%function +feraiseexcept: + and r0, r0, #0x1f + fmrx r3, fpscr + orr r3, r3, r0 + fmxr fpscr, r3 + mov r0, #0 + bx lr + +.global fegetenv +.type fegetenv,%function +fegetenv: + fmrx r3, fpscr + str r3, [r0] + mov r0, #0 + bx lr + +.global fesetenv +.type fesetenv,%function +fesetenv: + cmn r0, #1 + moveq r3, #0 + ldrne r3, [r0] + fmxr fpscr, r3 + mov r0, #0 + bx lr + +#endif diff --git a/src/fenv/arm/fenv.c b/src/fenv/arm/fenv.c new file mode 100644 index 00000000..ad295f58 --- /dev/null +++ b/src/fenv/arm/fenv.c @@ -0,0 +1,3 @@ +#if !__ARM_PCS_VFP +#include "../fenv.c" +#endif |