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| author | Jeff Johnston <jjohnstn@redhat.com> | 2014-03-21 20:09:10 +0000 |
|---|---|---|
| committer | Jeff Johnston <jjohnstn@redhat.com> | 2014-03-21 20:09:10 +0000 |
| commit | 5805cb1f8c1644bb888b03538af2aec30ca27da0 (patch) | |
| tree | 3bdfea626ee4ca0a1d225fa24b46d59d5e25ddac /newlib/libc | |
| parent | 364f6915f8bc897f9916d4eec76f2f7b5880cd85 (diff) | |
| download | cygnal-5805cb1f8c1644bb888b03538af2aec30ca27da0.tar.gz cygnal-5805cb1f8c1644bb888b03538af2aec30ca27da0.tar.bz2 cygnal-5805cb1f8c1644bb888b03538af2aec30ca27da0.zip | |
2014-03-21 Sabrina Ni <sabrinanitw@gmail.com>
* libc/machine/nds32/setjmp.S: Optimize.
Diffstat (limited to 'newlib/libc')
| -rw-r--r-- | newlib/libc/machine/nds32/setjmp.S | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/newlib/libc/machine/nds32/setjmp.S b/newlib/libc/machine/nds32/setjmp.S index 90b162ef8..906efab8f 100644 --- a/newlib/libc/machine/nds32/setjmp.S +++ b/newlib/libc/machine/nds32/setjmp.S @@ -78,10 +78,9 @@ longjmp: lmw.bim $r6, [$r0], $r14, 0x0 lmw.bim $r16, [$r0], $r19, 0xf #endif - /* If the value val is 0, 1 will be returned instead. */ - bnez $r1, 1f - movi $r1, 1 -1: - move $r0, $r1 + /* Set val as return value. If the value val is 0, 1 will be returned + instead. */ + movi $r0, 1 + cmovn $r0, $r1, $r1 /* r0=(r1!=0)? r1: r0 */ ret .size longjmp, .-longjmp |