diff options
Diffstat (limited to 'src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c')
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c index 81b0ab760e..ae866243a9 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c +++ b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c @@ -96,8 +96,6 @@ struct lp_exec_mask { LLVMValueRef cond_mask; LLVMValueRef exec_mask; - - LLVMValueRef inv_mask; }; struct lp_build_tgsi_soa_context @@ -149,9 +147,6 @@ static void lp_exec_mask_init(struct lp_exec_mask *mask, struct lp_build_context mask->cond_stack_size = 0; mask->int_vec_type = lp_build_int_vec_type(mask->bld->type); - mask->inv_mask = - LLVMConstSub(LLVMConstNull(mask->int_vec_type), - LLVMConstAllOnes(mask->int_vec_type)); } static void lp_exec_mask_update(struct lp_exec_mask *mask) @@ -174,9 +169,15 @@ static void lp_exec_mask_cond_push(struct lp_exec_mask *mask, static void lp_exec_mask_cond_invert(struct lp_exec_mask *mask) { LLVMValueRef prev_mask = mask->cond_stack[mask->cond_stack_size - 1]; - LLVMValueRef inv_mask = LLVMBuildXor(mask->bld->builder, - mask->cond_mask, - mask->inv_mask, ""); + LLVMValueRef inv_mask = LLVMBuildNot(mask->bld->builder, + mask->cond_mask, ""); + + /* means that we didn't have any mask before and that + * we were fully enabled */ + if (mask->cond_stack_size <= 1) { + prev_mask = LLVMConstAllOnes(mask->int_vec_type); + } + mask->cond_mask = LLVMBuildAnd(mask->bld->builder, inv_mask, prev_mask, ""); |