diff options
Diffstat (limited to 'backend/src/backend/gen_context.cpp')
| -rw-r--r-- | backend/src/backend/gen_context.cpp | 51 |
1 files changed, 11 insertions, 40 deletions
diff --git a/backend/src/backend/gen_context.cpp b/backend/src/backend/gen_context.cpp index 094e6b49..684ecaf8 100644 --- a/backend/src/backend/gen_context.cpp +++ b/backend/src/backend/gen_context.cpp @@ -51,7 +51,6 @@ namespace gbe this->ra = NULL; this->ifEndifFix = false; this->regSpillTick = 0; - memset(a0, 0, sizeof(a0)); } GenContext::~GenContext(void) { @@ -340,8 +339,7 @@ namespace gbe p->curr.execWidth = 4; p->curr.predicate = GEN_PREDICATE_NONE; p->curr.noMask = 1; - GenRegister ind_src = GenRegister::to_indirect1xN(GenRegister::retype(src, GEN_TYPE_UB), - a0[0], new_a0[0] - a0[0]); + GenRegister ind_src = GenRegister::to_indirect1xN(GenRegister::retype(src, GEN_TYPE_UB), new_a0[0], 0); GenRegister dst_ = dst; dst_.type = GEN_TYPE_UB; dst_.hstride = GEN_HORIZONTAL_STRIDE_1; @@ -385,8 +383,7 @@ namespace gbe p->curr.execWidth = 8; p->curr.predicate = GEN_PREDICATE_NONE; p->curr.noMask = 1; - GenRegister ind_src = GenRegister::to_indirect1xN(GenRegister::retype(src, GEN_TYPE_UB), - a0[0], new_a0[0] - a0[0]); + GenRegister ind_src = GenRegister::to_indirect1xN(GenRegister::retype(src, GEN_TYPE_UB), new_a0[0], 0); p->MOV(GenRegister::retype(tmp, GEN_TYPE_UB), ind_src); for (int i = 1; i < 4; i++) { ind_src.addr_imm += 8; @@ -430,8 +427,7 @@ namespace gbe p->curr.execWidth = 8; p->curr.predicate = GEN_PREDICATE_NONE; p->curr.noMask = 1; - GenRegister ind_src = GenRegister::to_indirect1xN(GenRegister::retype(src, GEN_TYPE_UB), - a0[0], new_a0[0] - a0[0]); + GenRegister ind_src = GenRegister::to_indirect1xN(GenRegister::retype(src, GEN_TYPE_UB), new_a0[0], 0); p->MOV(GenRegister::retype(tmp, GEN_TYPE_UB), ind_src); for (int i = 1; i < (simd == 8 ? 2 : 4); i++) { ind_src.addr_imm += 8; @@ -1951,45 +1947,20 @@ namespace gbe } void GenContext::setA0Content(uint16_t new_a0[16], uint16_t max_offset, int sz) { - int16_t diff = new_a0[0] - this->a0[0]; - if (sz == 0) sz = 8; GBE_ASSERT(sz%4 == 0); GBE_ASSERT(new_a0[0] >= 0 && new_a0[0] < 4096); - bool need_reset = false; - for (int i = 1; i < sz; i++) { - GBE_ASSERT(new_a0[i] >= 0 && new_a0[0] < 4096); - int16_t d = new_a0[i] - this->a0[i]; - if (diff != d) { - need_reset = true; - break; - } - } - GBE_ASSERT(a0[0] + diff < 4096 && a0[0] + diff >= 0); - if (!need_reset && diff >= -512 && diff + max_offset <= 511) { - return; - } else if (!need_reset && sz == 8) { - p->push(); - p->curr.execWidth = 8; - p->curr.predicate = GEN_PREDICATE_NONE; - p->curr.noMask = 1; - p->ADD(GenRegister::retype(GenRegister::addr8(0), GEN_TYPE_W), - GenRegister::retype(GenRegister::addr8(0), GEN_TYPE_W), GenRegister::immw(diff)); - p->pop(); - } else { - p->push(); - p->curr.execWidth = 1; - p->curr.predicate = GEN_PREDICATE_NONE; - p->curr.noMask = 1; - for (int i = 0; i < sz/2; i++) { - p->MOV(GenRegister::retype(GenRegister::addr1(i*2), GEN_TYPE_UD), - GenRegister::immud(new_a0[i*2 + 1] << 16 | new_a0[i*2])); - } - p->pop(); + p->push(); + p->curr.execWidth = 1; + p->curr.predicate = GEN_PREDICATE_NONE; + p->curr.noMask = 1; + for (int i = 0; i < sz/2; i++) { + p->MOV(GenRegister::retype(GenRegister::addr1(i*2), GEN_TYPE_UD), + GenRegister::immud(new_a0[i*2 + 1] << 16 | new_a0[i*2])); } - memcpy(this->a0, new_a0, sizeof(uint16_t)*sz); + p->pop(); } BVAR(OCL_OUTPUT_REG_ALLOC, false); |