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(enum ia64_script_insn_opcode): Move Gscript-ia64.c.

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(IA64_MAX_SCRIPT_LEN): Lower it by 4 since we no longer need separate
	instructions to update the NaT locations.

(Logical change 1.181)
This commit is contained in:
mostang.com!davidm 2004-02-27 08:54:25 +00:00
parent fcb151f6ec
commit 50f7edcce5
1 changed files with 5 additions and 20 deletions
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25
include/ia64/script.h
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@ -31,32 +31,17 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
typedef unsigned char unw_hash_index_t; typedef unsigned char unw_hash_index_t;
enum ia64_script_insn_opcode
{
IA64_INSN_SET, /* s[dst] = val */
IA64_INSN_SET_REG, /* s[dst] = REG(val) */
IA64_INSN_ADD_PSP, /* s[dst] = (s.psp + val) */
IA64_INSN_ADD_SP, /* s[dst] = (s.sp + val) */
IA64_INSN_MOVE, /* s[dst] = s[val] */
IA64_INSN_MOVE_STACKED, /* s[dst] = ia64_rse_skip(*s.bsp_loc, val) */
IA64_INSN_MOVE_SCRATCH, /* s[dst] = scratch reg "val" */
IA64_INSN_SETNAT_MEMSTK, /* s[dst].nat.type = s.pri_unat_loc | MEMSTK */
IA64_INSN_INC_PSP, /* psp += val */
IA64_INSN_LOAD_PSP /* psp = *psp_loc */
};
struct ia64_script_insn struct ia64_script_insn
{ {
unsigned int opc; unsigned int opc; /* see enum ia64_script_insn_opcode */
unsigned int dst; unsigned int dst;
unw_word_t val; unw_word_t val;
}; };
/* Preserved general static registers (r4-r7) give rise to two script /* Updating each preserved register may result in one script
instructions; everything else yields at most one instruction; at instruction each. At the end of the script, psp gets popped,
the end of the script, the psp gets popped, accounting for one more accounting for one more instruction. */
instruction. */ #define IA64_MAX_SCRIPT_LEN (IA64_NUM_PREGS + 1)
#define IA64_MAX_SCRIPT_LEN (IA64_NUM_PREGS + 5)
struct ia64_script struct ia64_script
{ {