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#ifndef __riscv_soft_float

.global feclearexcept
.type feclearexcept, %function
feclearexcept:
        csrc fflags, a0
        li a0, 0
        ret

.global feraiseexcept
.type feraiseexcept, %function
feraiseexcept:
        csrs fflags, a0
        li a0, 0
        ret

.global fetestexcept
.type fetestexcept, %function
fetestexcept:
        frflags t0
        and a0, t0, a0
        ret

.global fegetround
.type fegetround, %function
fegetround:
        frrm a0
        ret

.global __fesetround
.type __fesetround, %function
__fesetround:
        fsrm t0, a0
        li a0, 0
        ret

.global fegetenv
.type fegetenv, %function
fegetenv:
        frcsr t0
        sw t0, 0(a0)
        li a0, 0
        ret

.global fesetenv
.type fesetenv, %function
fesetenv:
        lw t1, 0(a0)
        fscsr t0, t1
        li a0, 0
        ret

#endif
debug log:

solving a55aa4a ...
found a55aa4a in https://inbox.vuxu.org/musl/20180928022404.GQ17995@brightrain.aerifal.cx/

applying [1/1] https://inbox.vuxu.org/musl/20180928022404.GQ17995@brightrain.aerifal.cx/
diff --git a/src/fenv/riscv32/fenv.S b/src/fenv/riscv32/fenv.S
new file mode 100644
index 0000000..a55aa4a

Checking patch src/fenv/riscv32/fenv.S...
Applied patch src/fenv/riscv32/fenv.S cleanly.

index at:
100644 a55aa4ab6ecbdcb88aedcd046908f6e84302be40	src/fenv/riscv32/fenv.S

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