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| author | Torbjorn Granlund <tg@gmplib.org> | 2017-02-11 21:35:28 +0100 |
|---|---|---|
| committer | Torbjorn Granlund <tg@gmplib.org> | 2017-02-11 21:35:28 +0100 |
| commit | 10bb37c507b4ec9a398bfd4c51a8e42b9a38501b (patch) | |
| tree | 6d20ce8e22c60c0eaa6e65422cff696d1dbe412f /mpn/powerpc64 | |
| parent | bede7c2a48839c740ae31ee0a16673ff2c6d739c (diff) | |
| download | gmp-10bb37c507b4ec9a398bfd4c51a8e42b9a38501b.tar.gz | |
Cosmetic changes to minimise edit distance.
Diffstat (limited to 'mpn/powerpc64')
| -rw-r--r-- | mpn/powerpc64/mode64/dive_1.asm | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/mpn/powerpc64/mode64/dive_1.asm b/mpn/powerpc64/mode64/dive_1.asm index 434dde914..c2d10bd30 100644 --- a/mpn/powerpc64/mode64/dive_1.asm +++ b/mpn/powerpc64/mode64/dive_1.asm @@ -30,13 +30,14 @@ dnl see https://www.gnu.org/licenses/. include(`../config.m4') -C cycles/limb -C norm unorm -C POWER3/PPC630 13-19 -C POWER4/PPC970 16 -C POWER5 16 16 -C POWER6 37 46 -C POWER7 12 12 +C cycles/limb +C norm unorm +C POWER3/PPC630 13-19 +C POWER4/PPC970 16 +C POWER5 16 16 +C POWER6 37 46 +C POWER7 12 12 +C POWER8 12 12 C TODO C * Check if n=1 code is really an improvement. It probably isn't. @@ -87,6 +88,7 @@ L(7): sldi r0, r0, 1 mulld r9, d, r9 subf r7, r9, r0 C r7 = 1/d mod 2^64 + bne cr0, L(norm) subfic r8, r10, 64 C set carry as side effect li r5, 0 @@ -123,10 +125,11 @@ L(loop1): addi up, up, 8 subfe r5, r5, r9 mulld r11, r7, r5 - mulhdu r5, r11, d C result not used + mulhdu r5, r11, d C result not used in last iteration std r11, 8(rp) addi rp, rp, 8 bdnz L(loop1) + blr EPILOGUE() ASM_END() |