diff options
Diffstat (limited to 'lisc')
| -rw-r--r-- | lisc/isel.c | 4 | ||||
| -rw-r--r-- | lisc/lisc.h | 4 | ||||
| -rw-r--r-- | lisc/parse.c | 47 |
3 files changed, 42 insertions, 13 deletions
diff --git a/lisc/isel.c b/lisc/isel.c index fa01fce..9d494ce 100644 --- a/lisc/isel.c +++ b/lisc/isel.c @@ -49,8 +49,8 @@ sel(Ins *i, Fn *fn) r0 = SYM(t); } else r0 = i->arg[1]; - emit(OXDiv, R, r0, R); - emit(OXCltd, SYM(RDX), R, R); + emit(OIADiv, R, r0, R); + emit(OIACltd, SYM(RDX), R, R); emit(OCopy, SYM(RAX), i->arg[0], R); if (rtype(i->arg[1]) == RConst) emit(OCopy, r0, i->arg[1], R); diff --git a/lisc/lisc.h b/lisc/lisc.h index d116012..f9e3222 100644 --- a/lisc/lisc.h +++ b/lisc/lisc.h @@ -89,8 +89,8 @@ enum { OLoad, /* reserved instructions */ OCopy, - OXCltd, - OXDiv, + OIACltd, + OIADiv, OLast }; diff --git a/lisc/parse.c b/lisc/parse.c index 75882e8..1b9ad3b 100644 --- a/lisc/parse.c +++ b/lisc/parse.c @@ -12,13 +12,15 @@ enum { Ins insb[NIns], *curi; OpDesc opdesc[OLast] = { - [OAdd] = { 2, 1, "add" }, - [OSub] = { 2, 0, "sub" }, - [ODiv] = { 2, 0, "div" }, - [ORem] = { 2, 0, "mod" }, - [OStore] = { 2, 0, "store" }, - [OLoad] = { 1, 0, "load" }, - [OCopy] = { 1, 0, "copy" }, + [OAdd] = { 2, 1, "add" }, + [OSub] = { 2, 0, "sub" }, + [ODiv] = { 2, 0, "div" }, + [ORem] = { 2, 0, "rem" }, + [OStore] = { 2, 0, "store" }, + [OLoad] = { 1, 0, "load" }, + [OIADiv] = { 1, 0, "iadiv" }, + [OIACltd] = { 0, 0, "iacltd" }, + [OCopy] = { 1, 0, "copy" }, }; typedef enum { @@ -61,7 +63,24 @@ static struct { } tokval; static int lnum; -static Sym sym[NSym]; +static Sym sym[NSym] = { + [RAX] = { .type = SReg, .name = "rax" }, + [RCX] = { .type = SReg, .name = "rcx" }, + [RDX] = { .type = SReg, .name = "rdx" }, + [RBX] = { .type = SReg, .name = "rbx" }, + [RSP] = { .type = SReg, .name = "rsp" }, + [RBP] = { .type = SReg, .name = "rbp" }, + [RSI] = { .type = SReg, .name = "rsi" }, + [RDI] = { .type = SReg, .name = "rdi" }, + [R8 ] = { .type = SReg, .name = "r8" }, + [R9 ] = { .type = SReg, .name = "r9" }, + [R10] = { .type = SReg, .name = "r10" }, + [R11] = { .type = SReg, .name = "r11" }, + [R12] = { .type = SReg, .name = "r12" }, + [R13] = { .type = SReg, .name = "r13" }, + [R14] = { .type = SReg, .name = "r14" }, + [R15] = { .type = SReg, .name = "r15" }, +}; static int ntmp; static Phi **plink; static Blk *bmap[NBlk+1]; @@ -481,7 +500,17 @@ printref(Ref r, Fn *fn, FILE *f) { switch (r.type) { case RSym: - fprintf(f, "%%%s", fn->sym[r.val].name); + switch (fn->sym[r.val].type) { + case STmp: + fprintf(f, "%%%s", fn->sym[r.val].name); + break; + case SReg: + fprintf(f, "%s", fn->sym[r.val].name); + break; + case SUndef: + fprintf(f, "???"); + break; + } break; case RConst: fprintf(f, "%d", r.val); |