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MIPS: Add support for GDB JIT API.

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This commit is contained in:
Mike Pall 2012-04-01 20:01:13 +02:00
parent 407cc5e9ec
commit 5a83601589
1 changed files with 14 additions and 4 deletions
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18
src/lj_gdbjit.c
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@ -298,6 +298,9 @@ enum {
DW_REG_SP = 1,
DW_REG_RA = 65,
DW_REG_CR = 70,
#elif LJ_TARGET_MIPS
DW_REG_SP = 29,
DW_REG_RA = 31,
#else
#error "Unsupported target architecture"
#endif
@ -369,6 +372,8 @@ static const ELFheader elfhdr_template = {
.machine = 40,
#elif LJ_TARGET_PPC
.machine = 20,
#elif LJ_TARGET_MIPS
.machine = 8,
#else
#error "Unsupported target architecture"
#endif
@ -562,19 +567,24 @@ static void LJ_FASTCALL gdbjit_ehframe(GDBJITctx *ctx)
#elif LJ_TARGET_ARM
{
int i;
DB(DW_CFA_offset_extended); DB(DW_REG_CR); DUV(55);
for (i = 11; i >= 4; i--) { /* R4-R11. */
DB(DW_CFA_offset|i); DUV(2+(11-i));
}
for (i = 11; i >= 4; i--) { DB(DW_CFA_offset|i); DUV(2+(11-i)); }
}
#elif LJ_TARGET_PPC
{
int i;
DB(DW_CFA_offset_extended); DB(DW_REG_CR); DUV(55);
for (i = 14; i <= 31; i++) {
DB(DW_CFA_offset|i); DUV(37+(31-i));
DB(DW_CFA_offset|32|i); DUV(2+2*(31-i));
}
}
#elif LJ_TARGET_MIPS
{
int i;
DB(DW_CFA_offset|30); DUV(2);
for (i = 23; i >= 16; i--) { DB(DW_CFA_offset|i); DUV(26-i); }
for (i = 30; i >= 20; i -= 2) { DB(DW_CFA_offset|32|i); DUV(42-i); }
}
#else
#error "Unsupported target architecture"
#endif