diff options
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp | 10 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_vec4_reg_allocate.cpp | 5 |
2 files changed, 12 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp b/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp index b70895ec2ff..1d39858de86 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp @@ -232,7 +232,7 @@ brw_alloc_reg_set(struct brw_compiler *compiler, int dispatch_width) for (int base_reg = j; base_reg < j + (class_sizes[i] + 1) / 2; base_reg++) { - ra_add_transitive_reg_conflict(regs, base_reg, reg); + ra_add_reg_conflict(regs, base_reg, reg); } reg++; @@ -246,7 +246,7 @@ brw_alloc_reg_set(struct brw_compiler *compiler, int dispatch_width) for (int base_reg = j; base_reg < j + class_sizes[i]; base_reg++) { - ra_add_transitive_reg_conflict(regs, base_reg, reg); + ra_add_reg_conflict(regs, base_reg, reg); } reg++; @@ -255,6 +255,12 @@ brw_alloc_reg_set(struct brw_compiler *compiler, int dispatch_width) } assert(reg == ra_reg_count); + /* Applying transitivity to all of the base registers gives us the + * appropreate register conflict relationships everywhere. + */ + for (int reg = 0; reg < base_reg_count; reg++) + ra_make_reg_conflicts_transitive(regs, reg); + /* Add a special class for aligned pairs, which we'll put delta_xy * in on Gen <= 6 so that we can do PLN. */ diff --git a/src/mesa/drivers/dri/i965/brw_vec4_reg_allocate.cpp b/src/mesa/drivers/dri/i965/brw_vec4_reg_allocate.cpp index 617c9889cad..d7b6ad5fa0c 100644 --- a/src/mesa/drivers/dri/i965/brw_vec4_reg_allocate.cpp +++ b/src/mesa/drivers/dri/i965/brw_vec4_reg_allocate.cpp @@ -140,7 +140,7 @@ brw_vec4_alloc_reg_set(struct brw_compiler *compiler) for (int base_reg = j; base_reg < j + class_sizes[i]; base_reg++) { - ra_add_transitive_reg_conflict(compiler->vec4_reg_set.regs, base_reg, reg); + ra_add_reg_conflict(compiler->vec4_reg_set.regs, base_reg, reg); } reg++; @@ -158,6 +158,9 @@ brw_vec4_alloc_reg_set(struct brw_compiler *compiler) } assert(reg == ra_reg_count); + for (int reg = 0; reg < base_reg_count; reg++) + ra_make_reg_conflicts_transitive(compiler->vec4_reg_set.regs, reg); + ra_set_finalize(compiler->vec4_reg_set.regs, q_values); for (int i = 0; i < MAX_VGRF_SIZE; i++) |