diff options
Diffstat (limited to 'sysdeps/powerpc/sub_n.S')
| -rw-r--r-- | sysdeps/powerpc/sub_n.S | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/sysdeps/powerpc/sub_n.S b/sysdeps/powerpc/sub_n.S index d839a5f..244ee4b 100644 --- a/sysdeps/powerpc/sub_n.S +++ b/sysdeps/powerpc/sub_n.S @@ -1,5 +1,5 @@ /* Subtract two limb vectors of equal, non-zero length for PowerPC. - Copyright (C) 1997, 1999 Free Software Foundation, Inc. + Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -32,7 +32,7 @@ EALIGN(__mpn_sub_n,3,1) mtcrf 0x01,r6 srwi. r7,r6,1 mtctr r7 - bt 31,2f + bt 31,L(2) /* Set the carry (clear the borrow). */ subfc r0,r0,r0 @@ -40,18 +40,18 @@ EALIGN(__mpn_sub_n,3,1) addi r3,r3,-4 addi r4,r4,-4 addi r5,r5,-4 - b 0f + b L(0) -2: lwz r7,0(r5) +L(2): lwz r7,0(r5) lwz r6,0(r4) subfc r6,r7,r6 stw r6,0(r3) - beq 1f + beq L(1) /* Align start of loop to an odd word boundary to guarantee that the last two words can be fetched in one access (for 601). This turns out to be important. */ -0: +L(0): lwz r9,4(r4) lwz r8,4(r5) lwzu r6,8(r4) @@ -60,9 +60,9 @@ EALIGN(__mpn_sub_n,3,1) stw r8,4(r3) subfe r6,r7,r6 stwu r6,8(r3) - bdnz 0b + bdnz L(0) /* Return the borrow. */ -1: subfe r3,r3,r3 +L(1): subfe r3,r3,r3 neg r3,r3 blr END(__mpn_sub_n) |