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| author | tege <tege@gmplib.org> | 2002-05-23 19:48:57 +0200 |
|---|---|---|
| committer | tege <tege@gmplib.org> | 2002-05-23 19:48:57 +0200 |
| commit | 361b5fdd09480abb916a17df09bdb8feaec4b6fc (patch) | |
| tree | 541a19a6cc32f12c44f108667b19dd5a7c33f0f6 | |
| parent | 837b31df401fc95fabce60fe4fea0fce580740ec (diff) | |
| download | gmp-361b5fdd09480abb916a17df09bdb8feaec4b6fc.tar.gz | |
Add comment about performance.
| -rw-r--r-- | mpn/alpha/ev6/nails/add_n.asm | 6 | ||||
| -rw-r--r-- | mpn/alpha/ev6/nails/sub_n.asm | 6 |
2 files changed, 12 insertions, 0 deletions
diff --git a/mpn/alpha/ev6/nails/add_n.asm b/mpn/alpha/ev6/nails/add_n.asm index 2e519f6ee..1965301a7 100644 --- a/mpn/alpha/ev6/nails/add_n.asm +++ b/mpn/alpha/ev6/nails/add_n.asm @@ -47,6 +47,12 @@ define(`numb_mask',`r21') define(`NAIL_BITS',`GMP_NAIL_BITS') define(`CYSH',`GMP_NUMB_BITS') +dnl This declaration is munged by configure +NAILS_SUPPORT(1-63) + +dnl Runs at 2.5 cycles/limb. It would be possible to reach 2.0 cycles/limb +dnl with 8-way unrolling. + ASM_START() PROLOGUE(mpn_add_n) lda numb_mask, -1(r31) diff --git a/mpn/alpha/ev6/nails/sub_n.asm b/mpn/alpha/ev6/nails/sub_n.asm index 137220a01..a4abf3f32 100644 --- a/mpn/alpha/ev6/nails/sub_n.asm +++ b/mpn/alpha/ev6/nails/sub_n.asm @@ -47,6 +47,12 @@ define(`numb_mask',`r21') define(`NAIL_BITS',`GMP_NAIL_BITS') define(`CYSH',63) +dnl This declaration is munged by configure +NAILS_SUPPORT(1-63) + +dnl Runs at 2.5 cycles/limb. It would be possible to reach 2.0 cycles/limb +dnl with 8-way unrolling. + ASM_START() PROLOGUE(mpn_sub_n) lda numb_mask, -1(r31) |