struct r600_bc_alu alu;
int r;
+ /* tmp.x = max(src.y, 0.0) */
+ memset(&alu, 0, sizeof(struct r600_bc_alu));
+ alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MAX);
+ r600_bc_src(&alu.src[0], &ctx->src[0], 1);
+ alu.src[1].sel = V_SQ_ALU_SRC_0; /*0.0*/
+ alu.src[1].chan = 1;
+
+ alu.dst.sel = ctx->temp_reg;
+ alu.dst.chan = 0;
+ alu.dst.write = 1;
+
+ alu.last = 1;
+ r = r600_bc_add_alu(ctx->bc, &alu);
+ if (r)
+ return r;
+
if (inst->Dst[0].Register.WriteMask & (1 << 2))
{
int chan;
if (ctx->bc->chip_class == CAYMAN) {
for (i = 0; i < 3; i++) {
- /* dst.z = log(src.y) */
+ /* tmp.z = log(tmp.x) */
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_LOG_CLAMPED);
- r600_bc_src(&alu.src[0], &ctx->src[0], 1);
- tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst);
+ alu.src[0].sel = ctx->temp_reg;
+ alu.src[0].chan = 0;
+ alu.dst.sel = ctx->temp_reg;
+ alu.dst.chan = i;
if (i == 2) {
alu.dst.write = 1;
alu.last = 1;
return r;
}
} else {
- /* tmp.z = log(src.y) */
+ /* tmp.z = log(tmp.x) */
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_LOG_CLAMPED);
- r600_bc_src(&alu.src[0], &ctx->src[0], 1);
+ alu.src[0].sel = ctx->temp_reg;
+ alu.src[0].chan = 0;
alu.dst.sel = ctx->temp_reg;
alu.dst.chan = 2;
alu.dst.write = 1;