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fixed issues related to the new make_block, make_function instruction scheme

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This commit is contained in:
hyung-hwan 2021-05-06 17:44:58 +00:00
parent 8430090d5d
commit 44d2c067e1
1 changed files with 67 additions and 46 deletions
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105
lib/comp.c
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@ -397,17 +397,6 @@ static int emit_single_param_instruction (hcl_t* hcl, int cmd, hcl_oow_t param_1
case HCL_CODE_POP_INTO_BYTEARRAY:
bc = cmd;
goto write_long;
/* MAKE_FUNCTION is a quad-parameter instruction.
* The caller must emit two more parameters after the call to this function.
* however the instruction format is the same up to the second
* parameters between MAKE_FUNCTION and MAKE_BLOCK.
*/
case HCL_CODE_MAKE_FUNCTION:
case HCL_CODE_MAKE_BLOCK:
/* write_long2 produces two parameters */
bc = cmd;
goto write_long2;
}
hcl_seterrnum (hcl, HCL_EINVAL);
@ -479,6 +468,16 @@ static int emit_double_param_instruction (hcl_t* hcl, int cmd, hcl_oow_t param_1
bc = cmd | 0x80;
goto write_long;
}
/* MAKE_FUNCTION is a quad-parameter instruction.
* The caller must emit two more parameters after the call to this function.
* however the instruction format is the same up to the second
* parameters between MAKE_FUNCTION and MAKE_BLOCK.
*/
case HCL_CODE_MAKE_BLOCK:
case HCL_CODE_MAKE_FUNCTION:
bc = cmd;
goto write_long;
}
hcl_seterrnum (hcl, HCL_EINVAL);
@ -497,9 +496,9 @@ write_long:
}
#if (HCL_CODE_LONG_PARAM_SIZE == 2)
if (emit_byte_instruction(hcl, bc, srcloc) <= -1 ||
emit_byte_instruction(hcl, param_1 >> 8, HCL_NULL) <= -1 ||
emit_byte_instruction(hcl, (param_1 >> 8) & 0xFF, HCL_NULL) <= -1 ||
emit_byte_instruction(hcl, param_1 & 0xFF, HCL_NULL) <= -1 ||
emit_byte_instruction(hcl, param_2 >> 8, HCL_NULL) <= -1 ||
emit_byte_instruction(hcl, (param_2 >> 8) & 0xFF, HCL_NULL) <= -1 ||
emit_byte_instruction(hcl, param_2 & 0xFF, HCL_NULL) <= -1) return -1;
#else
if (emit_byte_instruction(hcl, bc, srcloc) <= -1 ||
@ -614,22 +613,29 @@ static HCL_INLINE void patch_long_param (hcl_t* hcl, hcl_ooi_t ip, hcl_oow_t par
#endif
}
static HCL_INLINE void patch_double_long_params (hcl_t* hcl, hcl_ooi_t ip, hcl_ooi_t param_1, hcl_ooi_t param_2)
static HCL_INLINE void patch_double_long_params (hcl_t* hcl, hcl_ooi_t ip, hcl_oow_t param_1, hcl_oow_t param_2)
{
#if (HCL_CODE_LONG_PARAM_SIZE == 2)
if (param_1 >= 0)
{
patch_instruction (hcl, ip, param_1 >> 8);
patch_instruction (hcl, ip + 1, param_1 & 0xFF);
}
if (param_2 >= 0)
{
patch_instruction (hcl, ip + 2, param_2 >> 8);
patch_instruction (hcl, ip + 3, param_2 & 0xFF);
}
#else
if (param_1 >= 0) patch_instruction (hcl, ip, param_1);
if (param_2 >= 0) patch_instruction (hcl, ip + 1, param_2);
patch_instruction (hcl, ip, param_1);
patch_instruction (hcl, ip + 1, param_2);
#endif
}
static HCL_INLINE void patch_double_long_params_with_oow (hcl_t* hcl, hcl_ooi_t ip, hcl_oow_t param)
{
#if (HCL_CODE_LONG_PARAM_SIZE == 2)
patch_instruction (hcl, ip, (param >> 24) & 0xFF);
patch_instruction (hcl, ip + 1, (param >> 16) & 0xFF);
patch_instruction (hcl, ip + 2, (param >> 8) & 0xFF);
patch_instruction (hcl, ip + 3, (param >> 0) & 0xFF);
#else
patch_instruction (hcl, ip, (param >> 8) & 9xFF);
patch_instruction (hcl, ip + 1, (param >> 0) & 0xFF);
#endif
}
@ -717,24 +723,15 @@ static int push_fnblk (hcl_t* hcl, const hcl_ioloc_t* errloc,
static void pop_fnblk (hcl_t* hcl)
{
hcl_oow_t mip;
hcl_fnblk_info_t* fbi;
HCL_ASSERT (hcl, hcl->c->fnblk.depth >= 0);
/* if pop_cblk() has been called properly, the following assertion must be true
* and the assignment on the next line isn't necessary */
/* patch the temporary mask in the MAKE_BLOCK or MAKE_FUNCTION instruction */
mip = hcl->c->fnblk.info[hcl->c->fnblk.depth].make_inst_pos;
if (mip < hcl->code.bc.len)
{
HCL_ASSERT (hcl, hcl->code.bc.ptr[mip] == HCL_CODE_MAKE_BLOCK ||
hcl->code.bc.ptr[mip] == HCL_CODE_MAKE_FUNCTION);
/* TODO: update the tmpr_mask... */
patch_double_long_params (hcl, mip + 1, -1, hcl->c->fnblk.info[hcl->c->fnblk.depth].tmprcnt);
}
HCL_ASSERT (hcl, hcl->c->cblk.depth == hcl->c->fnblk.info[hcl->c->fnblk.depth].cblk_base);
hcl->c->cblk.depth = hcl->c->fnblk.info[hcl->c->fnblk.depth].cblk_base;
fbi = &hcl->c->fnblk.info[hcl->c->fnblk.depth];
HCL_ASSERT (hcl, hcl->c->cblk.depth == fbi->cblk_base);
hcl->c->cblk.depth = fbi->cblk_base;
/* keep hcl->code.lit.len without restoration */
hcl->c->fnblk.depth--;
@ -749,6 +746,22 @@ static void pop_fnblk (hcl_t* hcl)
hcl->c->tv.s.len = 0;
hcl->c->tv.wcount = 0;
}
if (fbi->make_inst_pos < hcl->code.bc.len)
{
hcl_oow_t tmpr_mask;
/* patch the temporary mask parameter for the MAKE_BLOCK or MAKE_FUNCTION instruction */
HCL_ASSERT (hcl, hcl->code.bc.ptr[fbi->make_inst_pos] == HCL_CODE_MAKE_BLOCK ||
hcl->code.bc.ptr[fbi->make_inst_pos] == HCL_CODE_MAKE_FUNCTION);
/* the total number of temporaries in this function block must be the sum of
* the number of arguments, return variables and local variables */
HCL_ASSERT (hcl, fbi->tmprcnt - hcl->c->tv.wcount == fbi->tmpr_nargs + fbi->tmpr_nrvars + fbi->tmpr_nlvars);
tmpr_mask = ENCODE_BLKTMPR_MASK(fbi->tmpr_va, fbi->tmpr_nargs, fbi->tmpr_nrvars, fbi->tmpr_nlvars);
patch_double_long_params_with_oow (hcl, fbi->make_inst_pos + 1, tmpr_mask);
}
}
static int push_cblk (hcl_t* hcl, const hcl_ioloc_t* errloc, hcl_cblk_type_t type)
@ -1628,7 +1641,7 @@ static int collect_local_vardcl (hcl_t* hcl, hcl_cnode_t* obj, hcl_cnode_t** nex
static int compile_lambda (hcl_t* hcl, hcl_cnode_t* src, int defun)
{
hcl_cnode_t* cmd, * obj, * args;
hcl_oow_t nargs, nlvars, tmpr_mask;
hcl_oow_t nargs, nrvars, nlvars;
hcl_ooi_t jump_inst_pos, lfbase_pos, lfsize_pos;
hcl_oow_t saved_tv_wcount, tv_dup_start;
hcl_cnode_t* defun_name;
@ -1759,6 +1772,14 @@ static int compile_lambda (hcl_t* hcl, hcl_cnode_t* src, int defun)
return -1;
}
nrvars = 0; /* TODO: support return variables , */
if (nrvars > MAX_CODE_NBLKLVARS)
{
hcl_setsynerrbfmt (hcl, HCL_SYNERR_VARFLOOD, HCL_CNODE_GET_LOC(args), HCL_NULL, "too many(%zu) return variables in %.*js", nlvars, HCL_CNODE_GET_TOKLEN(cmd), HCL_CNODE_GET_TOKPTR(cmd));
return -1;
}
HCL_ASSERT (hcl, nargs + nrvars == hcl->c->tv.wcount - saved_tv_wcount);
obj = HCL_CNODE_CONS_CDR(obj);
tv_dup_start = hcl->c->tv.s.len;
if (collect_local_vardcl(hcl, obj, &obj, tv_dup_start, &nlvars) <= -1) return -1;
@ -1769,15 +1790,14 @@ static int compile_lambda (hcl_t* hcl, hcl_cnode_t* src, int defun)
return -1;
}
HCL_ASSERT (hcl, nargs + nlvars == hcl->c->tv.wcount - saved_tv_wcount);
HCL_ASSERT (hcl, nargs + nrvars + nlvars == hcl->c->tv.wcount - saved_tv_wcount);
if (push_fnblk(hcl, HCL_CNODE_GET_LOC(src), 0, nargs, 0, nlvars, hcl->c->tv.wcount, hcl->c->tv.s.len, hcl->code.bc.len, hcl->code.lit.len) <= -1) return -1;
if (push_fnblk(hcl, HCL_CNODE_GET_LOC(src), 0, nargs, nrvars, nlvars, hcl->c->tv.wcount, hcl->c->tv.s.len, hcl->code.bc.len, hcl->code.lit.len) <= -1) return -1;
tmpr_mask = ENCODE_BLKTMPR_MASK(0, nargs, 0, nlvars);
if (hcl->option.trait & HCL_TRAIT_INTERACTIVE)
{
/* make_function tmpr_mask lfbase lfsize */
if (emit_single_param_instruction(hcl, HCL_CODE_MAKE_FUNCTION, tmpr_mask, HCL_CNODE_GET_LOC(cmd)) <= -1) return -1;
/* MAKE_FUNCTION tmpr_mask_1 tmpr_mask_2 lfbase lfsize */
if (emit_double_param_instruction(hcl, HCL_CODE_MAKE_FUNCTION, 0, 0, HCL_CNODE_GET_LOC(cmd)) <= -1) return -1;
lfbase_pos = hcl->code.bc.len;
if (emit_long_param(hcl, hcl->code.lit.len - hcl->c->fnblk.info[hcl->c->fnblk.depth - 1].lfbase) <= -1) return -1; /* literal frame base */
lfsize_pos = hcl->code.bc.len; /* literal frame size */
@ -1785,7 +1805,8 @@ static int compile_lambda (hcl_t* hcl, hcl_cnode_t* src, int defun)
}
else
{
if (emit_single_param_instruction(hcl, HCL_CODE_MAKE_BLOCK, tmpr_mask, HCL_CNODE_GET_LOC(cmd)) <= -1) return -1;
/* MAKE_BLOCK tmpr_mask_1 tmpr_mask_2 - will patch tmpr_mask in pop_fnblk() */
if (emit_double_param_instruction(hcl, HCL_CODE_MAKE_BLOCK, 0, 0, HCL_CNODE_GET_LOC(cmd)) <= -1) return -1;
}
HCL_ASSERT (hcl, hcl->code.bc.len < HCL_SMOOI_MAX); /* guaranteed in emit_byte_instruction() */