diff options
| author | Ilia Mirkin <[email protected]> | 2014-10-01 01:03:31 -0400 |
|---|---|---|
| committer | Rob Clark <[email protected]> | 2014-10-02 23:30:47 -0400 |
| commit | ad5db64e7edf4bf1323168b4f3059df7eedfac1f (patch) | |
| tree | 09a1ddd04bb117880fc7c1e4d404daddd94d82b1 /src/gallium/drivers/freedreno/ir3 | |
| parent | cab3cb1d716e4a039011c98f5820de4b6cb72834 (diff) | |
freedreno/ir3: add MOD support
Signed-off-by: Ilia Mirkin <[email protected]>
Diffstat (limited to 'src/gallium/drivers/freedreno/ir3')
| -rw-r--r-- | src/gallium/drivers/freedreno/ir3/ir3_compiler.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/src/gallium/drivers/freedreno/ir3/ir3_compiler.c b/src/gallium/drivers/freedreno/ir3/ir3_compiler.c index b5fbe2156ed..4250401e7e5 100644 --- a/src/gallium/drivers/freedreno/ir3/ir3_compiler.c +++ b/src/gallium/drivers/freedreno/ir3/ir3_compiler.c @@ -1995,10 +1995,10 @@ trans_umul(const struct instr_translater *t, } /* - * IDIV / UDIV / UMOD + * IDIV / UDIV / MOD / UMOD * * See NV50LegalizeSSA::handleDIV for the origin of this implementation. For - * UMOD, it becomes a - UDIV(a, modulus) * modulus. + * MOD/UMOD, it becomes a - [IU]DIV(a, modulus) * modulus. */ static void trans_idiv(const struct instr_translater *t, @@ -2014,9 +2014,12 @@ trans_idiv(const struct instr_translater *t, struct tgsi_src_register *af_src, *bf_src, *q_src, *r_src, *a_src, *b_src; struct tgsi_src_register negative_2, thirty_one; + type_t src_type; - type_t src_type = t->tgsi_opc == TGSI_OPCODE_IDIV ? - get_stype(ctx) : get_utype(ctx); + if (t->tgsi_opc == TGSI_OPCODE_IDIV || t->tgsi_opc == TGSI_OPCODE_MOD) + src_type = get_stype(ctx); + else + src_type = get_utype(ctx); af_src = get_internal_temp(ctx, &af_dst); bf_src = get_internal_temp(ctx, &bf_dst); @@ -2028,7 +2031,7 @@ trans_idiv(const struct instr_translater *t, get_immediate(ctx, &negative_2, -2); get_immediate(ctx, &thirty_one, 31); - if (t->tgsi_opc == TGSI_OPCODE_UMOD) + if (t->tgsi_opc == TGSI_OPCODE_MOD || t->tgsi_opc == TGSI_OPCODE_UMOD) premod_dst = &q_dst; /* cov.[us]32f32 af, numerator */ @@ -2044,7 +2047,7 @@ trans_idiv(const struct instr_translater *t, vectorize(ctx, instr, &bf_dst, 1, b, 0); /* Get the absolute values for IDIV */ - if (t->tgsi_opc == TGSI_OPCODE_IDIV) { + if (type_sint(src_type)) { /* absneg.f af, (abs)af */ instr = instr_create(ctx, 2, OPC_ABSNEG_F); vectorize(ctx, instr, &af_dst, 1, af_src, IR3_REG_ABS); @@ -2151,7 +2154,7 @@ trans_idiv(const struct instr_translater *t, instr->cat2.condition = IR3_COND_GE; vectorize(ctx, instr, &r_dst, 2, r_src, 0, b_src, 0); - if (t->tgsi_opc != TGSI_OPCODE_IDIV) { + if (type_uint(src_type)) { /* add.u dst, q, r */ instr = instr_create(ctx, 2, OPC_ADD_U); vectorize(ctx, instr, premod_dst, 2, q_src, 0, r_src, 0); @@ -2181,7 +2184,7 @@ trans_idiv(const struct instr_translater *t, vectorize(ctx, instr, premod_dst, 3, b_src, 0, r_src, 0, q_src, 0); } - if (t->tgsi_opc == TGSI_OPCODE_UMOD) { + if (t->tgsi_opc == TGSI_OPCODE_MOD || t->tgsi_opc == TGSI_OPCODE_UMOD) { /* The division result will have ended up in q. */ /* mull.u r, q, b */ @@ -2365,6 +2368,7 @@ static const struct instr_translater translaters[TGSI_OPCODE_LAST] = { INSTR(UMUL, trans_umul), INSTR(UDIV, trans_idiv), INSTR(IDIV, trans_idiv), + INSTR(MOD, trans_idiv), INSTR(UMOD, trans_idiv), INSTR(SHL, instr_cat2, .opc = OPC_SHL_B), INSTR(USHR, instr_cat2, .opc = OPC_SHR_B), |