fix fesetenv(FE_DFL_ENV) on mips

mips fesetenv did not handle FE_DFL_ENV, now fcsr is cleared in that case.
11 years ago · 5fc1487832
1 changed files with 3 additions and 1 deletions
--- a/src/fenv/mips/fenv.s
+++ b/src/fenv/mips/fenv.s
@ -57,7 +57,9 @@ fegetenv:
 .global fesetenv
 .type  fesetenv,@function
 fesetenv:
+	addiu   $5, $4, 1
+	beq     $5, $0, 1f
 	lw      $5, 0($4)
-	ctc1    $5, $31
+1:	ctc1    $5, $31
 	jr      $ra
 	li      $2, 0