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attack the biggest stack users:

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-mkfs_minix_main [busybox_unstripped]:                  4288
-mkfs_minix_main [busybox_unstripped]:                  4276
-grave [busybox_unstripped]:                            4260
(bzip2 users too - not listed)

price we pay in code size increase:
mainSort                                            2458    2515     +57
grave                                               1005    1058     +53
sendMTFValues                                       2177    2195     +18
BZ2_blockSort                                        122     125      +3
mkfs_minix_main                                     3070    3022     -48
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/1 up/down: 131/-48)            Total: 83 bytes
This commit is contained in:
Denis Vlasenko
2007-12-02 08:35:37 +00:00
parent 8003e266ed
commit ab801874f8
8 changed files with 85 additions and 20 deletions
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2
Makefile.custom
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@@ -90,7 +90,7 @@ objsizes: busybox_unstripped
.PHONY: stksizes
stksizes: busybox_unstripped
$(CROSS_COMPILE)objdump -d busybox_unstripped | $(srctree)/scripts/checkstack.pl $(ARCH)
$(CROSS_COMPILE)objdump -d busybox_unstripped | $(srctree)/scripts/checkstack.pl $(ARCH) | uniq
.PHONY: bigdata
bigdata: busybox_unstripped