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glsl: cleanups in lower_precision

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Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5746>
This commit is contained in:
Marek Olšák
2020-06-26 03:43:25 -04:00
parent 8a93d2f128
commit 9fccae80be
1 changed files with 8 additions and 9 deletions
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17
src/compiler/glsl/lower_precision.cpp
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@@ -590,12 +590,12 @@ lower_glsl_type(const glsl_type *type)
}
static ir_rvalue *
convert_precision(glsl_base_type type, bool up, ir_rvalue *ir)
convert_precision(bool up, ir_rvalue *ir)
{
unsigned new_type, op;
if (up) {
switch (type) {
switch (ir->type->base_type) {
case GLSL_TYPE_FLOAT16:
new_type = GLSL_TYPE_FLOAT;
op = ir_unop_f162f;
@@ -613,7 +613,7 @@ convert_precision(glsl_base_type type, bool up, ir_rvalue *ir)
return NULL;
}
} else {
switch (type) {
switch (ir->type->base_type) {
case GLSL_TYPE_FLOAT:
new_type = GLSL_TYPE_FLOAT16;
op = ir_unop_f2fmp;
@@ -651,10 +651,8 @@ lower_precision_visitor::handle_rvalue(ir_rvalue **rvalue)
if (ir->as_dereference()) {
if (!ir->type->is_boolean())
*rvalue = convert_precision(ir->type->base_type, false, ir);
} else if (ir->type->base_type == GLSL_TYPE_FLOAT ||
ir->type->base_type == GLSL_TYPE_INT ||
ir->type->base_type == GLSL_TYPE_UINT) {
*rvalue = convert_precision(false, ir);
} else if (ir->type->is_32bit()) {
ir->type = lower_glsl_type(ir->type);
ir_constant *const_ir = ir->as_constant();
@@ -773,8 +771,9 @@ find_precision_visitor::handle_rvalue(ir_rvalue **rvalue)
/* We don’t need to add the final conversion if the final type has been
* converted to bool
*/
if ((*rvalue)->type->base_type != GLSL_TYPE_BOOL)
*rvalue = convert_precision((*rvalue)->type->base_type, true, *rvalue);
if ((*rvalue)->type->base_type != GLSL_TYPE_BOOL) {
*rvalue = convert_precision(true, *rvalue);
}
}
ir_visitor_status