diff options
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp index 06337c9051a..0049b2d6775 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp @@ -502,15 +502,15 @@ fs_visitor::try_emit_b2f_of_comparison(ir_expression *ir) * and(16) g4<1>D g2<8,8,1>D 1D * and(16) m6<1>D -g4<8,8,1>D 0x3f800000UD * - * When the comparison is either == 0.0 or != 0.0 using the knowledge that - * the true (or false) case already results in zero would allow better code - * generation by possibly avoiding a load-immediate instruction. + * When the comparison is != 0.0 using the knowledge that the false case + * already results in zero would allow better code generation by possibly + * avoiding a load-immediate instruction. */ ir_expression *cmp = ir->operands[0]->as_expression(); if (cmp == NULL) return false; - if (cmp->operation == ir_binop_equal || cmp->operation == ir_binop_nequal) { + if (cmp->operation == ir_binop_nequal) { for (unsigned i = 0; i < 2; i++) { ir_constant *c = cmp->operands[i]->as_constant(); if (c == NULL || !c->is_zero()) @@ -538,7 +538,7 @@ fs_visitor::try_emit_b2f_of_comparison(ir_expression *ir) fs_inst *inst = emit(SEL(this->result, op[i ^ 1], fs_reg(1.0f))); inst->predicate = BRW_PREDICATE_NORMAL; - inst->predicate_inverse = cmp->operation == ir_binop_equal; + inst->predicate_inverse = true; return true; } } |