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os-k
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This commit is contained in:
Julian Barathieu 2018-12-28 19:15:22 +01:00
parent 6675f7eb78
commit 9cca8f9ef6
2 changed files with 5 additions and 5 deletions
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6
src/Makefile
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@ -8,9 +8,9 @@
#----------------------------------------------------------------------------#
CCNAME="/opt/cross-cc/bin/x86_64-elf-gcc"
CC2NAME=gcc # compiler for testing
CC2NAME=gcc
COPTIM=-O2
CLDSCR=-T kernel.ld
COPTIM=-O2 #-fbuiltin-memset
CWARNS=-pedantic -Wall -Wextra -Werror
CFLAGS=-nostdlib -ffreestanding -mcmodel=large -mno-red-zone -mno-mmx -mno-sse -mno-sse2
CINCLUDES=-I./kaleid
@ -70,7 +70,7 @@ common: $(COMMDEPS) $(COMMDIR)/lib/string.c $(COMMDIR)/lib/status.c
$(KCC) -c $(COMMDIR)/lib/memory.c -o $(COBJDIR)/lib/memory.o
$(KCC) -c $(COMMDIR)/lib/convert.c -o $(COBJDIR)/lib/convert.o
CCC=$(CC2NAME) $(COPTIM) $(CWARNS) $(CDEFINES) $(CINCLUDES)
CCC=$(CC2NAME) $(COPTIM) $(CWARNS) $(CINCLUDES)
common-test:
$(CCC) -c $(COMMDIR)/lib/string.c -o $(COBJDIR)/lib/string.o

4
src/kaleid/common/lib/memory.c
View File

@ -35,9 +35,9 @@ static inline void *memsetq(void *ptr, ullong uval, size_t qwords)
// Alignment stuff barely matters on modern processors
// This may actually be slower than the naive way
//
void *memset(void *ptr, int val, size_t bytes)
void *memset(void *ptr, register int val, register size_t bytes)
{
uchar *uptr = (uchar *)ptr;
register uchar *uptr = (uchar *)ptr;
const size_t qwords = bytes/QWORD_SIZE;
// get rid of everything after the first byte