diff options
| author | Sigrid Solveig Haflínudóttir <sigrid@ftrv.se> | 2023-05-14 21:59:28 +0000 |
|---|---|---|
| committer | Sigrid Solveig Haflínudóttir <sigrid@ftrv.se> | 2023-05-14 21:59:28 +0000 |
| commit | 3e44af25c66c8e04f22476a23556e5f848627185 (patch) | |
| tree | b972f992dcdfe15e05ed9f30714dcb5e66cde477 /sys/src/cmd | |
| parent | 16656468211681edad2c8489b7d5fc9a8e219545 (diff) | |
7l: register offset loads/stores
Diffstat (limited to 'sys/src/cmd')
| -rw-r--r-- | sys/src/cmd/7l/asmout.c | 14 | ||||
| -rw-r--r-- | sys/src/cmd/7l/optab.c | 14 | ||||
| -rw-r--r-- | sys/src/cmd/7l/span.c | 2 |
3 files changed, 29 insertions, 1 deletions
diff --git a/sys/src/cmd/7l/asmout.c b/sys/src/cmd/7l/asmout.c index 495a4b8e0..9d29c30e3 100644 --- a/sys/src/cmd/7l/asmout.c +++ b/sys/src/cmd/7l/asmout.c @@ -875,6 +875,18 @@ asmout(Prog *p, Optab *o) o1 |= 2<<23; o1 |= (v&0x7F)<<15 | p->to.reg<<5 | p->from.reg | p->reg<<10; break; + + case 68: /* movT R(R),R; movT R[R],R -> ldrT */ + v = p->from.offset; + o1 = olsxrr(p->as, v&31, p->from.reg, p->to.reg); + o1 |= ((v>>8)&7)<<13 | ((v>>16)&1)<<12; + break; + + case 69: /* movT R,R(R); movT R,R[R] -> strT */ + v = p->to.offset; + o1 = LD2STR(olsxrr(p->as, v&31, p->to.reg, p->from.reg)); + o1 |= ((v>>8)&7)<<13 | ((v>>16)&1)<<12; + break; } if(debug['a'] > 1) @@ -1580,6 +1592,8 @@ opldrpp(int a) case AMOVHU: return 1<<30 | 7<<27 | 0<<26 | 0<<24 | 1<<22; case AMOVB: return 0<<30 | 7<<27 | 0<<26 | 0<<24 | 2<<22; case AMOVBU: return 0<<30 | 7<<27 | 0<<26 | 0<<24 | 1<<22; + case AFMOVS: return 2<<30 | 7<<27 | 1<<26 | 0<<24 | 1<<22; + case AFMOVD: return 3<<30 | 7<<27 | 1<<26 | 0<<24 | 1<<22; case AMOVPW: return 0<<30 | 5<<27 | 0<<26 | 0<<23 | 1<<22; /* simm7<<15 | Rt2<<10 | Rn<<5 | Rt */ case AMOVPSW: return 1<<30 | 5<<27 | 0<<26 | 0<<23 | 1<<22; case AMOVP: return 2<<30 | 5<<27 | 0<<26 | 0<<23 | 1<<22; diff --git a/sys/src/cmd/7l/optab.c b/sys/src/cmd/7l/optab.c index a05d8dd6e..580f8c6bc 100644 --- a/sys/src/cmd/7l/optab.c +++ b/sys/src/cmd/7l/optab.c @@ -157,6 +157,20 @@ Optab optab[] = { ACCMN, C_COND, C_REG, C_LCON, 19, 4, 0 }, /* from3 either C_REG or C_LCON */ + /* register offset load */ + + { AMOV, C_ROFF, C_NONE, C_REG, 68, 4, 0 }, + { AMOVW, C_ROFF, C_NONE, C_REG, 68, 4, 0 }, + { AFMOVS, C_ROFF, C_NONE, C_FREG, 68, 4, 0 }, + { AFMOVD, C_ROFF, C_NONE, C_FREG, 68, 4, 0 }, + + /* register offset store */ + + { AMOV, C_REG, C_NONE, C_ROFF, 69, 4, 0 }, + { AMOVW, C_REG, C_NONE, C_ROFF, 69, 4, 0 }, + { AFMOVS, C_FREG, C_NONE, C_ROFF, 69, 4, 0 }, + { AFMOVD, C_FREG, C_NONE, C_ROFF, 69, 4, 0 }, + /* scaled 12-bit unsigned displacement store */ { AMOVB, C_REG, C_NONE, C_SEXT1, 20, 4, REGSB }, // diff --git a/sys/src/cmd/7l/span.c b/sys/src/cmd/7l/span.c index f37dc0930..15c584097 100644 --- a/sys/src/cmd/7l/span.c +++ b/sys/src/cmd/7l/span.c @@ -1365,8 +1365,8 @@ buildop(void) break; case AMOVPS: - oprange[AMOVPS] = t; oprange[AMOVPD] = t; + oprange[AMOVPQ] = t; break; } } |