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aa012c9740962433a07a7a8f1cf0fd10afb3ade7 blob 1324 bytes (raw)

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#ifndef __loongarch_soft_float

.global	feclearexcept
.type	feclearexcept,@function
feclearexcept:
	li.w    $a1, 0x1f0000
	and     $a0, $a0, $a1
	movfcsr2gr $a1, $r0
	or	$a1, $a1, $a0
	xor	$a1, $a1, $a0
	movgr2fcsr $r0, $a1
	li.w    $a0, 0
	jr      $ra

.global	feraiseexcept
.type	feraiseexcept,@function
feraiseexcept:
	li.w    $a1, 0x1f0000
	and     $a0, $a0, $a1
	movfcsr2gr $a1, $r0
	or	$a1, $a1, $a0
	movgr2fcsr $r0, $a1
        li.w    $a0, 0
	jr      $ra

.global	fetestexcept
.type	fetestexcept,@function
fetestexcept:
        li.w    $a1, 0x1f0000
        and     $a0, $a0, $a1
	movfcsr2gr $a1, $r0
        and     $a0, $a1, $a0
	jr      $ra

.global	fegetround
.type	fegetround,@function
fegetround:
	movfcsr2gr $a0, $r0
        andi    $a0, $a0, 0x300  //fcsr0.RM
	jr      $ra

.global	__fesetround
.hidden __fesetround
.type	__fesetround,@function
__fesetround:
	movfcsr2gr $a1, $r0
	li.w	$a2, -769  //0xfffffcff
	and	$a1, $a1, $a2
	or	$a1, $a1, $a0
	movgr2fcsr $r0, $a1
        li.w    $a0, 0
	jr      $ra

.global	fegetenv
.type	fegetenv,@function
fegetenv:
	movfcsr2gr $a1, $r0
	st.w	$a1, $a0, 0
        li.w    $a0, 0
	jr      $ra

.global	fesetenv
.type	fesetenv,@function
fesetenv:
	addi.d	$a1, $a0, 1
	beq	$a1, $r0, 1f
	ld.w	$a1, $a0, 0
1:	movgr2fcsr $r0, $a1
        li.w    $a0, 0
	jr      $ra

#endif
debug log:

solving aa012c97 ...
found aa012c97 in https://inbox.vuxu.org/musl/f8e4bbaf-14c1-b79d-de75-d4168da5a5d8@loongson.cn/

applying [1/1] https://inbox.vuxu.org/musl/f8e4bbaf-14c1-b79d-de75-d4168da5a5d8@loongson.cn/
diff --git a/src/fenv/loongarch64/fenv.S b/src/fenv/loongarch64/fenv.S
new file mode 100644
index 00000000..aa012c97

Checking patch src/fenv/loongarch64/fenv.S...
Applied patch src/fenv/loongarch64/fenv.S cleanly.

index at:
100644 aa012c9740962433a07a7a8f1cf0fd10afb3ade7	src/fenv/loongarch64/fenv.S

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