fusl/src/math/i386/atanf.s - Issue 1573973002: Add a "fork" of musl as //fusl.

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Unified Diff: fusl/src/math/i386/atanf.s

Issue 1573973002: Add a "fork" of musl as //fusl. (Closed) Base URL: https://github.com/domokit/mojo.git@master

Patch Set: Created 4 years, 11 months ago

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Index: fusl/src/math/i386/atanf.s

diff --git a/fusl/src/math/i386/atanf.s b/fusl/src/math/i386/atanf.s

new file mode 100644

index 0000000000000000000000000000000000000000..8caddefa26efc0256e756b4b164def3b317dd148

--- /dev/null

+++ b/fusl/src/math/i386/atanf.s

@@ -0,0 +1,19 @@

+.global atanf

+.type atanf,@function

+atanf:

+ flds 4(%esp)

+ mov 4(%esp),%eax

+ add %eax,%eax

+ cmp $0x01000000,%eax

+ jb 1f

+ fld1

+ fpatan

+ ret

+ # subnormal x, return x with underflow

+1: fnstsw %ax

+ and $16,%ax

+ jnz 2f

+ fld %st(0)

+ fmul %st(1)

+ fstps 4(%esp)

+2: ret

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