The branch master has been updated
via 91cf7551a1dd4bc9a482c5577b5081adbae96ada (commit)
via b859d70d4a04db2e3b39b5c86cb6750d3c5b9593 (commit)
from cfe670732b63b875054aabd965a7bcecc6508657 (commit)
- Log -----------------------------------------------------------------
commit 91cf7551a1dd4bc9a482c5577b5081adbae96ada
Author: Andy Polyakov <[email protected]>
Date: Mon Dec 21 14:29:02 2015 +0100
Configure: refine 'reconf' logic.
Reviewed-by: Rich Salz <[email protected]>
commit b859d70d4a04db2e3b39b5c86cb6750d3c5b9593
Author: Andy Polyakov <[email protected]>
Date: Mon Dec 21 14:26:12 2015 +0100
bn/asm/bn-c64xplus.asm: update commentary.
Reviewed-by: Rich Salz <[email protected]>
-----------------------------------------------------------------------
Summary of changes:
Configure | 2 +-
crypto/bn/asm/bn-c64xplus.asm | 5 +++--
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/Configure b/Configure
index 84caaa3..ee8987e 100755
--- a/Configure
+++ b/Configure
@@ -1053,7 +1053,7 @@ PROCESS_ARGS:
{
$ENV{CROSS_COMPILE}=$1;
}
- elsif
(/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)/)
+ elsif
(/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/)
{
$ENV{CC}=$1;
}
diff --git a/crypto/bn/asm/bn-c64xplus.asm b/crypto/bn/asm/bn-c64xplus.asm
index 7cd5881..7b72bff 100644
--- a/crypto/bn/asm/bn-c64xplus.asm
+++ b/crypto/bn/asm/bn-c64xplus.asm
@@ -284,8 +284,9 @@ _bn_mul_comba4:
.if 0
BNOP sploopNxM?,3
;; Above mentioned m*2*(n+1)+10 does not apply in n=m=4 case,
- ;; because of read-after-write penalties, it's rather
- ;; n*2*(n+3)+10, or 66 cycles [plus various overheads]...
+ ;; because of low-counter effect, when prologue phase finishes
+ ;; before SPKERNEL instruction is reached. As result it's 25%
+ ;; slower than expected...
MVK 4,B0 ; N, RILC
|| MVK 4,A0 ; M, outer loop counter
|| MV ARG1,A5 ; copy ap
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