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* compile.c (FIXNUM_INC, FIXNUM_OR): trivial optimizations.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24759 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2009-09-05 05:34:56 +00:00
parent 8a9960a374
commit 47b31a44c7
1 changed files with 12 additions and 10 deletions
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22
compile.c
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@ -19,6 +19,8 @@
#include "insns_info.inc" #include "insns_info.inc"
#define numberof(array) (int)(sizeof(array) / sizeof((array)[0])) #define numberof(array) (int)(sizeof(array) / sizeof((array)[0]))
#define FIXNUM_INC(n, i) ((n)+(INT2FIX(i)&~FIXNUM_FLAG))
#define FIXNUM_OR(n, x) ((n)|INT2FIX(i))
typedef struct iseq_link_element { typedef struct iseq_link_element {
enum { enum {
@ -1772,7 +1774,7 @@ iseq_peephole_optimize(rb_iseq_t *iseq, LINK_ELEMENT *list, const int do_tailcal
if (piobj->insn_id == BIN(send) && if (piobj->insn_id == BIN(send) &&
piobj->operands[2] == 0 /* block */ piobj->operands[2] == 0 /* block */
) { ) {
piobj->operands[3] = INT2FIX(FIX2INT(piobj->operands[3]) | VM_CALL_TAILCALL_BIT); piobj->operands[3] = FIXNUM_OR(piobj->operands[3], VM_CALL_TAILCALL_BIT);
} }
} }
return COMPILE_OK; return COMPILE_OK;
@ -2340,7 +2342,7 @@ compile_massign_lhs(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE *node)
iobj = (INSN *)POP_ELEMENT(ret); /* pop send insn */ iobj = (INSN *)POP_ELEMENT(ret); /* pop send insn */
dupidx = iobj->operands[1]; dupidx = iobj->operands[1];
dupidx = INT2FIX(FIX2INT(dupidx) + 1); dupidx = FIXNUM_INC(dupidx, 1);
iobj->operands[1] = dupidx; iobj->operands[1] = dupidx;
ADD_INSN1(ret, nd_line(node), topn, dupidx); ADD_INSN1(ret, nd_line(node), topn, dupidx);
@ -3757,7 +3759,7 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped)
else { else {
argc = INT2FIX(0); argc = INT2FIX(0);
} }
ADD_INSN1(ret, nd_line(node), dupn, INT2FIX(FIX2INT(argc)+1)); ADD_INSN1(ret, nd_line(node), dupn, FIXNUM_INC(argc, 1));
ADD_SEND_R(ret, nd_line(node), ID2SYM(idAREF), argc, Qfalse, LONG2FIX(flag)); ADD_SEND_R(ret, nd_line(node), ID2SYM(idAREF), argc, Qfalse, LONG2FIX(flag));
if (id == 0 || id == 1) { if (id == 0 || id == 1) {
@ -3795,12 +3797,12 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped)
} }
else { else {
ADD_SEND_R(ret, nd_line(node), ID2SYM(idASET), ADD_SEND_R(ret, nd_line(node), ID2SYM(idASET),
INT2FIX(FIX2INT(argc) + 1), Qfalse, LONG2FIX(flag)); FIXNUM_INC(argc, 1), Qfalse, LONG2FIX(flag));
} }
ADD_INSNL(ret, nd_line(node), jump, lfin); ADD_INSNL(ret, nd_line(node), jump, lfin);
ADD_LABEL(ret, label); ADD_LABEL(ret, label);
ADD_INSN1(ret, nd_line(node), setn, INT2FIX(FIX2INT(argc) + 1)); ADD_INSN1(ret, nd_line(node), setn, FIXNUM_INC(argc, 1));
ADD_INSN1(ret, nd_line(node), adjuststack, INT2FIX(FIX2INT(argc) + 1)); ADD_INSN1(ret, nd_line(node), adjuststack, FIXNUM_INC(argc, 1));
ADD_LABEL(ret, lfin); ADD_LABEL(ret, lfin);
} }
else { else {
@ -3814,7 +3816,7 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped)
} }
else { else {
ADD_SEND_R(ret, nd_line(node), ID2SYM(idASET), ADD_SEND_R(ret, nd_line(node), ID2SYM(idASET),
INT2FIX(FIX2INT(argc) + 1), Qfalse, LONG2FIX(flag)); FIXNUM_INC(argc, 1), Qfalse, LONG2FIX(flag));
} }
} }
@ -4860,12 +4862,12 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped)
if (flag & VM_CALL_ARGS_BLOCKARG_BIT) { if (flag & VM_CALL_ARGS_BLOCKARG_BIT) {
ADD_INSN1(ret, nd_line(node), topn, INT2FIX(1)); ADD_INSN1(ret, nd_line(node), topn, INT2FIX(1));
ADD_INSN1(ret, nd_line(node), setn, INT2FIX(FIX2INT(argc) + 3)); ADD_INSN1(ret, nd_line(node), setn, FIXNUM_INC(argc, 3));
ADD_INSN (ret, nd_line(node), pop); ADD_INSN (ret, nd_line(node), pop);
} }
else { else {
ADD_INSN1(ret, nd_line(node), setn, INT2FIX(FIX2INT(argc) + 1)); ADD_INSN1(ret, nd_line(node), setn, FIXNUM_INC(argc, 1));
} }
} }
else { else {
ADD_SEQ(ret, recv); ADD_SEQ(ret, recv);