[git commit] bc: shrink s() in library again
Denys Vlasenko
vda.linux at googlemail.com
Fri Dec 14 10:27:09 UTC 2018
commit: https://git.busybox.net/busybox/commit/?id=240d7ee3fcff86b557cfac12cb74073e119957a1
branch: https://git.busybox.net/busybox/commit/?id=refs/heads/master
function old new delta
bc_lib 1596 1586 -10
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-10) Total: -10 bytes
text data bss dec hex filename
980152 485 7296 987933 f131d busybox_old
980142 485 7296 987923 f1313 busybox_unstripped
Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
miscutils/bc.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/miscutils/bc.c b/miscutils/bc.c
index f0c323d93..547af8eaf 100644
--- a/miscutils/bc.c
+++ b/miscutils/bc.c
@@ -7213,16 +7213,13 @@ static const char bc_lib[] ALIGN1 = {
"\n" "return(r/1)"
"\n" "}"
"\n" "define s(x){"
-"\n" "auto b,s,r,n,a,q,i"
+"\n" "auto b,s,r,a,q,i"
+"\n" "if(x<0)return(-s(-x))"
"\n" "b=ibase"
"\n" "ibase=A"
"\n" "s=scale"
"\n" "scale=1.1*s+2"
"\n" "a=a(1)"
-"\n" "if(x<0){"
-"\n" "n=1"
-"\n" "x=-x"
-"\n" "}"
"\n" "scale=0"
"\n" "q=(x/a+2)/4"
"\n" "x-=4*q*a"
@@ -7236,7 +7233,6 @@ static const char bc_lib[] ALIGN1 = {
"\n" "}"
"\n" "scale=s"
"\n" "ibase=b"
-"\n" "if(n)r=-r"
"\n" "return(r/1)"
"\n" "}"
"\n" "define c(x){"
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