From f751730ad003bb19ce85bc4d0abddaf40edde6c1 Mon Sep 17 00:00:00 2001 From: Bryan Cain Date: Fri, 22 Jul 2011 13:24:42 -0500 Subject: [PATCH] glsl_to_tgsi: update comments --- src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 23 +++++++++++----------- 1 file changed, 11 insertions(+), 12 deletions(-) diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp index 952900a1fb5..3a69a439822 100644 --- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp +++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp @@ -236,7 +236,7 @@ public: /** * identifier of this function signature used by the program. * - * At the point that Mesa instructions for function calls are + * At the point that TGSI instructions for function calls are * generated, we don't know the address of the first instruction of * the function body. So we make the BranchTarget that is called a * small integer and rewrite them during set_branchtargets(). @@ -251,10 +251,9 @@ public: glsl_to_tgsi_instruction *bgn_inst; /** - * Index of the first instruction of the function body in actual - * Mesa IR. + * Index of the first instruction of the function body in actual TGSI. * - * Set after convertion from glsl_to_tgsi_instruction to prog_instruction. + * Set after conversion from glsl_to_tgsi_instruction to TGSI. */ int inst; @@ -1672,7 +1671,7 @@ glsl_to_tgsi_visitor::visit(ir_dereference_array *ir) } else { st_src_reg array_base = this->result; /* Variable index array dereference. It eats the "vec4" of the - * base of the array and an index that offsets the Mesa register + * base of the array and an index that offsets the TGSI register * index. */ ir->array_index->accept(this); @@ -1879,7 +1878,7 @@ glsl_to_tgsi_visitor::visit(ir_assignment *ir) /* Swizzle a small RHS vector into the channels being written. * * glsl ir treats write_mask as dictating how many channels are - * present on the RHS while Mesa IR treats write_mask as just + * present on the RHS while TGSI treats write_mask as just * showing which channels of the vec4 RHS get written. */ for (int i = 0; i < 4; i++) { @@ -2202,8 +2201,8 @@ glsl_to_tgsi_visitor::visit(ir_texture *ir) /* Put our coords in a temp. We'll need to modify them for shadow, * projection, or LOD, so the only case we'd use it as is is if - * we're doing plain old texturing. Mesa IR optimization should - * handle cleaning up our mess in that case. + * we're doing plain old texturing. The optimization passes on + * glsl_to_tgsi_visitor should handle cleaning up our mess in that case. */ coord = get_temp(glsl_type::vec4_type); coord_dst = st_dst_reg(coord); @@ -3799,9 +3798,9 @@ static unsigned *get_label(struct st_translate *t, unsigned branch_target) } /** - * Called prior to emitting the TGSI code for each Mesa instruction. + * Called prior to emitting the TGSI code for each instruction. * Allocate additional space for instructions if needed. - * Update the insn[] array so the next Mesa instruction points to + * Update the insn[] array so the next glsl_to_tgsi_instruction points to * the next TGSI instruction. */ static void set_insn_start(struct st_translate *t, unsigned start) @@ -3856,7 +3855,7 @@ emit_immediate(struct st_translate *t, } /** - * Map a Mesa dst register to a TGSI ureg_dst register. + * Map a glsl_to_tgsi dst register to a TGSI ureg_dst register. */ static struct ureg_dst dst_register(struct st_translate *t, @@ -3898,7 +3897,7 @@ dst_register(struct st_translate *t, } /** - * Map a Mesa src register to a TGSI ureg_src register. + * Map a glsl_to_tgsi src register to a TGSI ureg_src register. */ static struct ureg_src src_register(struct st_translate *t, -- 2.30.2