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Revert "nir: Support sysval tess levels in SPIR-V to NIR"

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This reverts commit d2d4677b56.

The option is not used by any driver.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5744>
This commit is contained in:
Jonathan Marek
2020-07-03 22:11:16 -04:00
parent 2044bdac4f
commit 8453d2941a
2 changed files with 2 additions and 19 deletions
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5
src/compiler/spirv/nir_spirv.h
View File

@@ -64,11 +64,6 @@ struct spirv_to_nir_options {
*/
bool frag_coord_is_sysval;
/* Whether to lower TessLevelInner and TessLevelOuter to system values.
* This is the inverse of GLSLTessLevelsAsInputs in GLSL.
*/
bool tess_levels_are_sysvals;
struct spirv_supported_capabilities caps;
/* Address format for various kinds of pointers. */

16
src/compiler/spirv/vtn_variables.c
View File

@@ -1354,22 +1354,10 @@ vtn_get_builtin_location(struct vtn_builder *b,
vtn_fail("invalid stage for SpvBuiltInViewportIndex");
break;
case SpvBuiltInTessLevelOuter:
if (b->options && b->options->tess_levels_are_sysvals &&
*mode == nir_var_shader_in) {
*location = SYSTEM_VALUE_TESS_LEVEL_OUTER;
set_mode_system_value(b, mode);
} else {
*location = VARYING_SLOT_TESS_LEVEL_OUTER;
}
*location = VARYING_SLOT_TESS_LEVEL_OUTER;
break;
case SpvBuiltInTessLevelInner:
if (b->options && b->options->tess_levels_are_sysvals &&
*mode == nir_var_shader_in) {
*location = SYSTEM_VALUE_TESS_LEVEL_INNER;
set_mode_system_value(b, mode);
} else {
*location = VARYING_SLOT_TESS_LEVEL_INNER;
}
*location = VARYING_SLOT_TESS_LEVEL_INNER;
break;
case SpvBuiltInTessCoord:
*location = SYSTEM_VALUE_TESS_COORD;