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svga: restructure nested if's in emit_src_register() 

To make it cleaner for subsequent changes.

Reviewed-by: Charmaine Lee <charmainel@vmware.com>
This commit is contained in:
Brian Paul 2017-05-25 12:45:01 -06:00
parent 16439085f5
commit 1d806b6f13
1 changed files with 23 additions and 21 deletions
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44
src/gallium/drivers/svga/svga_tgsi_vgpu10.c
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@ -985,29 +985,31 @@ emit_src_register(struct svga_shader_emitter_v10 *emit,
VGPU10OperandToken0 operand0;
VGPU10OperandToken1 operand1;
if (emit->unit == PIPE_SHADER_FRAGMENT &&
file == TGSI_FILE_INPUT) {
if (index == emit->fs.face_input_index) {
/* Replace INPUT[FACE] with TEMP[FACE] */
file = TGSI_FILE_TEMPORARY;
index = emit->fs.face_tmp_index;
}
else if (index == emit->fs.fragcoord_input_index) {
/* Replace INPUT[POSITION] with TEMP[POSITION] */
file = TGSI_FILE_TEMPORARY;
index = emit->fs.fragcoord_tmp_index;
}
else {
/* We remap fragment shader inputs to that FS input indexes
* match up with VS/GS output indexes.
*/
index = emit->linkage.input_map[index];
if (emit->unit == PIPE_SHADER_FRAGMENT){
if (file == TGSI_FILE_INPUT) {
if (index == emit->fs.face_input_index) {
/* Replace INPUT[FACE] with TEMP[FACE] */
file = TGSI_FILE_TEMPORARY;
index = emit->fs.face_tmp_index;
}
else if (index == emit->fs.fragcoord_input_index) {
/* Replace INPUT[POSITION] with TEMP[POSITION] */
file = TGSI_FILE_TEMPORARY;
index = emit->fs.fragcoord_tmp_index;
}
else {
/* We remap fragment shader inputs to that FS input indexes
* match up with VS/GS output indexes.
*/
index = emit->linkage.input_map[index];
}
}
}
else if (emit->unit == PIPE_SHADER_GEOMETRY &&
file == TGSI_FILE_INPUT) {
is_prim_id = (index == emit->gs.prim_id_index);
index = emit->linkage.input_map[index];
else if (emit->unit == PIPE_SHADER_GEOMETRY) {
if (file == TGSI_FILE_INPUT) {
is_prim_id = (index == emit->gs.prim_id_index);
index = emit->linkage.input_map[index];
}
}
else if (emit->unit == PIPE_SHADER_VERTEX) {
if (file == TGSI_FILE_INPUT) {