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allow tcc be build from separate objects

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If you want that, run: make NOTALLINONE=1
This commit is contained in:
grischka
2009-12-20 01:53:49 +01:00
parent 7fa712e00c
commit 88a3ccab9f
16 changed files with 1322 additions and 1045 deletions
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70
arm-gen.c
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@ -20,11 +20,12 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifdef TARGET_DEFS_ONLY
#ifdef TCC_ARM_EABI
#define TCC_ARM_VFP
#endif
/* number of available registers */
#ifdef TCC_ARM_VFP
#define NB_REGS 13
@ -75,32 +76,6 @@ enum {
#endif
};
const int reg_classes[NB_REGS] = {
/* r0 */ RC_INT | RC_R0,
/* r1 */ RC_INT | RC_R1,
/* r2 */ RC_INT | RC_R2,
/* r3 */ RC_INT | RC_R3,
/* r12 */ RC_INT | RC_R12,
/* f0 */ RC_FLOAT | RC_F0,
/* f1 */ RC_FLOAT | RC_F1,
/* f2 */ RC_FLOAT | RC_F2,
/* f3 */ RC_FLOAT | RC_F3,
#ifdef TCC_ARM_VFP
/* d4/s8 */ RC_FLOAT | RC_F4,
/* d5/s10 */ RC_FLOAT | RC_F5,
/* d6/s12 */ RC_FLOAT | RC_F6,
/* d7/s14 */ RC_FLOAT | RC_F7,
#endif
};
static int two2mask(int a,int b) {
return (reg_classes[a]|reg_classes[b])&~(RC_INT|RC_FLOAT);
}
static int regmask(int r) {
return reg_classes[r]&~(RC_INT|RC_FLOAT);
}
#ifdef TCC_ARM_VFP
#define T2CPR(t) (((t) & VT_BTYPE) != VT_FLOAT ? 0x100 : 0)
#endif
@ -171,10 +146,42 @@ static CType float_type, double_type, func_float_type, func_double_type;
#define ELF_PAGE_SIZE 0x1000
/******************************************************/
#else /* ! TARGET_DEFS_ONLY */
/******************************************************/
#include "tcc.h"
ST_DATA const int reg_classes[NB_REGS] = {
/* r0 */ RC_INT | RC_R0,
/* r1 */ RC_INT | RC_R1,
/* r2 */ RC_INT | RC_R2,
/* r3 */ RC_INT | RC_R3,
/* r12 */ RC_INT | RC_R12,
/* f0 */ RC_FLOAT | RC_F0,
/* f1 */ RC_FLOAT | RC_F1,
/* f2 */ RC_FLOAT | RC_F2,
/* f3 */ RC_FLOAT | RC_F3,
#ifdef TCC_ARM_VFP
/* d4/s8 */ RC_FLOAT | RC_F4,
/* d5/s10 */ RC_FLOAT | RC_F5,
/* d6/s12 */ RC_FLOAT | RC_F6,
/* d7/s14 */ RC_FLOAT | RC_F7,
#endif
};
static unsigned long func_sub_sp_offset,last_itod_magic;
static int leaffunc;
void o(unsigned long i)
static int two2mask(int a,int b) {
return (reg_classes[a]|reg_classes[b])&~(RC_INT|RC_FLOAT);
}
static int regmask(int r) {
return reg_classes[r]&~(RC_INT|RC_FLOAT);
}
/******************************************************/
void o(unsigned int i)
{
/* this is a good place to start adding big-endian support*/
int ind1;
@ -304,7 +311,7 @@ void stuff_const_harder(unsigned long op,unsigned long v) {
}
}
unsigned long encbranch(int pos,int addr,int fail)
ST_FUNC unsigned long encbranch(int pos,int addr,int fail)
{
addr-=pos+8;
addr/=4;
@ -1571,7 +1578,7 @@ void gen_opf(int op)
/* convert integers to fp 't' type. Must handle 'int', 'unsigned int'
and 'long long' cases. */
void gen_cvt_itof1(int t)
ST_FUNC void gen_cvt_itof1(int t)
{
int r,r2,bt;
bt=vtop->type.t & VT_BTYPE;
@ -1732,4 +1739,5 @@ void ggoto(void)
/* end of ARM code generator */
/*************************************************************/
#endif
/*************************************************************/