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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /arch/sparc/lib/ashrdi3.S |
Initial import
Diffstat (limited to 'arch/sparc/lib/ashrdi3.S')
-rw-r--r-- | arch/sparc/lib/ashrdi3.S | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/sparc/lib/ashrdi3.S b/arch/sparc/lib/ashrdi3.S new file mode 100644 index 000000000..6eb8ba2dd --- /dev/null +++ b/arch/sparc/lib/ashrdi3.S @@ -0,0 +1,37 @@ +/* + * ashrdi3.S: The filesystem code creates all kinds of references to + * this little routine on the sparc with gcc. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#include <linux/linkage.h> + + .text +ENTRY(__ashrdi3) + tst %o2 + be 3f + or %g0, 32, %g2 + + sub %g2, %o2, %g2 + + tst %g2 + bg 1f + sra %o0, %o2, %o4 + + sra %o0, 31, %o4 + sub %g0, %g2, %g2 + ba 2f + sra %o0, %g2, %o5 + +1: + sll %o0, %g2, %g3 + srl %o1, %o2, %g2 + or %g2, %g3, %o5 +2: + or %g0, %o4, %o0 + or %g0, %o5, %o1 +3: + jmpl %o7 + 8, %g0 + nop +ENDPROC(__ashrdi3) |