diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_schedule_instructions.cpp | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_schedule_instructions.cpp b/src/mesa/drivers/dri/i965/brw_schedule_instructions.cpp index 245df2a6fbf..10a8f6d5f62 100644 --- a/src/mesa/drivers/dri/i965/brw_schedule_instructions.cpp +++ b/src/mesa/drivers/dri/i965/brw_schedule_instructions.cpp @@ -742,12 +742,11 @@ fs_instruction_scheduler::is_compressed(fs_inst *inst) void fs_instruction_scheduler::calculate_deps() { - /* Pre-register-allocation, this tracks the last write per VGRF (so - * different reg_offsets within it can interfere when they shouldn't). + /* Pre-register-allocation, this tracks the last write per VGRF offset. * After register allocation, reg_offsets are gone and we track individual * GRF registers. */ - schedule_node *last_grf_write[grf_count]; + schedule_node *last_grf_write[grf_count * 16]; schedule_node *last_mrf_write[BRW_MAX_MRF]; schedule_node *last_conditional_mod[2] = { NULL, NULL }; schedule_node *last_accumulator_write = NULL; @@ -786,7 +785,9 @@ fs_instruction_scheduler::calculate_deps() for (int r = 0; r < reg_width * inst->regs_read(v, i); r++) add_dep(last_grf_write[inst->src[i].reg + r], n); } else { - add_dep(last_grf_write[inst->src[i].reg], n); + for (int r = 0; r < inst->regs_read(v, i); r++) { + add_dep(last_grf_write[inst->src[i].reg * 16 + inst->src[i].reg_offset + r], n); + } } } else if (inst->src[i].file == HW_REG && (inst->src[i].fixed_hw_reg.file == @@ -838,8 +839,10 @@ fs_instruction_scheduler::calculate_deps() last_grf_write[inst->dst.reg + r] = n; } } else { - add_dep(last_grf_write[inst->dst.reg], n); - last_grf_write[inst->dst.reg] = n; + for (int r = 0; r < inst->regs_written; r++) { + add_dep(last_grf_write[inst->dst.reg * 16 + inst->dst.reg_offset + r], n); + last_grf_write[inst->dst.reg * 16 + inst->dst.reg_offset + r] = n; + } } } else if (inst->dst.file == MRF) { int reg = inst->dst.reg & ~BRW_MRF_COMPR4; @@ -910,7 +913,9 @@ fs_instruction_scheduler::calculate_deps() for (int r = 0; r < reg_width * inst->regs_read(v, i); r++) add_dep(n, last_grf_write[inst->src[i].reg + r]); } else { - add_dep(n, last_grf_write[inst->src[i].reg]); + for (int r = 0; r < inst->regs_read(v, i); r++) { + add_dep(n, last_grf_write[inst->src[i].reg * 16 + inst->src[i].reg_offset + r]); + } } } else if (inst->src[i].file == HW_REG && (inst->src[i].fixed_hw_reg.file == @@ -962,7 +967,9 @@ fs_instruction_scheduler::calculate_deps() for (int r = 0; r < inst->regs_written * reg_width; r++) last_grf_write[inst->dst.reg + r] = n; } else { - last_grf_write[inst->dst.reg] = n; + for (int r = 0; r < inst->regs_written; r++) { + last_grf_write[inst->dst.reg * 16 + inst->dst.reg_offset + r] = n; + } } } else if (inst->dst.file == MRF) { int reg = inst->dst.reg & ~BRW_MRF_COMPR4; |