Remove cruft from fusl

fusl/src/fenv/sh/fenv.s

Index: fusl/src/fenv/sh/fenv.s
diff --git a/fusl/src/fenv/sh/fenv.s b/fusl/src/fenv/sh/fenv.s
deleted file mode 100644
index 7f5c62778e3f7f82cfdd6c1790cd3e6291fc2aeb..0000000000000000000000000000000000000000
--- a/fusl/src/fenv/sh/fenv.s
+++ /dev/null
@@ -1,74 +0,0 @@
-.global fegetround
-.type   fegetround, @function
-fegetround:
-	sts fpscr, r0
-	rts
-	 and #3, r0
-
-.global __fesetround
-.type   __fesetround, @function
-__fesetround:
-	sts fpscr, r0
-	or  r4, r0
-	lds r0, fpscr
-	rts
-	 mov #0, r0
-
-.global fetestexcept
-.type   fetestexcept, @function
-fetestexcept:
-	sts fpscr, r0
-	and r4, r0
-	rts
-	 and #0x7c, r0
-
-.global feclearexcept
-.type   feclearexcept, @function
-feclearexcept:
-	mov r4, r0
-	and #0x7c, r0
-	not r0, r4
-	sts fpscr, r0
-	and r4, r0
-	lds r0, fpscr
-	rts
-	 mov #0, r0
-
-.global feraiseexcept
-.type   feraiseexcept, @function
-feraiseexcept:
-	mov r4, r0
-	and #0x7c, r0
-	sts fpscr, r4
-	or  r4, r0
-	lds r0, fpscr
-	rts
-	 mov #0, r0
-
-.global fegetenv
-.type   fegetenv, @function
-fegetenv:
-	sts fpscr, r0
-	mov.l r0, @r4
-	rts
-	 mov #0, r0
-
-.global fesetenv
-.type   fesetenv, @function
-fesetenv:
-	mov r4, r0
-	cmp/eq #-1, r0
-	bf 1f
-
-	! the default environment is complicated by the fact that we need to
-	! preserve the current precision bit, which we do not know a priori
-	sts fpscr, r0
-	mov #8, r1
-	swap.w r1, r1
-	bra 2f
-	 and r1, r0
-
-1:	mov.l @r4, r0      ! non-default environment
-2:	lds r0, fpscr
-	rts
-	 mov #0, r0