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Diffstat (limited to 'arch/frv/lib/__muldi3.S')
| -rw-r--r-- | arch/frv/lib/__muldi3.S | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/frv/lib/__muldi3.S b/arch/frv/lib/__muldi3.S new file mode 100644 index 000000000000..2703d9b79361 --- /dev/null +++ b/arch/frv/lib/__muldi3.S @@ -0,0 +1,32 @@ +/* __muldi3.S: 64-bit multiply + * + * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + + .text + .p2align 4 + +############################################################################### +# +# unsigned long long __muldi3(unsigned long long x [GR8:GR9], +# unsigned long long y [GR10:GR11]) +# +############################################################################### + .globl __muldi3, __mulll, __umulll + .type __muldi3,@function +__muldi3: +__mulll: +__umulll: + umul gr8,gr11,gr4 ; GR4:GR5 = x.MSW * y.LSW + umul gr9,gr10,gr6 ; GR6:GR7 = x.LSW * y.MSW + umul.p gr9,gr11,gr8 ; GR8:GR9 = x.LSW * y.LSW + add gr5,gr7,gr5 + add.p gr8,gr5,gr8 ; GR8 += GR5 + GR7 + bralr + .size __muldi3, .-__muldi3 |