3 files changed, 45 insertions, 0 deletions

diff --git a/src/math/i386/modf.s b/src/math/i386/modf.s
new file mode 100644
index 00000000..b88e7841
--- /dev/null
+++ b/src/math/i386/modf.s
@@ -0,0 +1,15 @@
+.global modf
+.type modf,@function
+modf:
+	mov 12(%esp),%eax
+	fldl 4(%esp)
+	fld1
+	fld %st(1)
+1:	fprem
+	fstsw %ax
+	sahf
+	jp 1b
+	fstp %st(1)
+	fsubr %st(1)
+	fstpl (%eax)
+	ret
diff --git a/src/math/i386/modff.s b/src/math/i386/modff.s
new file mode 100644
index 00000000..d29b4b60
--- /dev/null
+++ b/src/math/i386/modff.s
@@ -0,0 +1,15 @@
+.global modff
+.type modff,@function
+modff:
+	mov 8(%esp),%eax
+	flds 4(%esp)
+	fld1
+	fld %st(1)
+1:	fprem
+	fstsw %ax
+	sahf
+	jp 1b
+	fstp %st(1)
+	fsubr %st(1)
+	fstps (%eax)
+	ret
diff --git a/src/math/i386/modfl.s b/src/math/i386/modfl.s
new file mode 100644
index 00000000..f9380083
--- /dev/null
+++ b/src/math/i386/modfl.s
@@ -0,0 +1,15 @@
+.global modfl
+.type modfl,@function
+modfl:
+	mov 16(%esp),%eax
+	fldt 4(%esp)
+	fld1
+	fld %st(1)
+1:	fprem
+	fstsw %ax
+	sahf
+	jp 1b
+	fstp %st(1)
+	fsubr %st(1)
+	fstpt (%eax)
+	ret