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| author | Rob Clark <robclark@freedesktop.org> | 2015-11-18 16:33:41 -0500 |
|---|---|---|
| committer | Rob Clark <robclark@freedesktop.org> | 2016-01-03 09:11:27 -0500 |
| commit | 317628dbb35d03d1e855332c892594ae491c5d24 (patch) | |
| tree | 3cb098372e818b1b9ecc145aa0d546daf1035ea2 /src/glsl/nir/nir.h | |
| parent | 23bd6affb24662e9e8dbe1ed353babd17b5a016d (diff) | |
| download | external_mesa3d-317628dbb35d03d1e855332c892594ae491c5d24.zip external_mesa3d-317628dbb35d03d1e855332c892594ae491c5d24.tar.gz external_mesa3d-317628dbb35d03d1e855332c892594ae491c5d24.tar.bz2 | |
nir: extract out helper macros for running passes
Note these are a bit uglier, due to avoidance of GNU C extensions. But
drivers which do not need to be built with compilers that don't support
the extension can wrap these macros with their own.
Signed-off-by: Rob Clark <robclark@freedesktop.org>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Diffstat (limited to 'src/glsl/nir/nir.h')
| -rw-r--r-- | src/glsl/nir/nir.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/glsl/nir/nir.h b/src/glsl/nir/nir.h index a8972ac..4286738 100644 --- a/src/glsl/nir/nir.h +++ b/src/glsl/nir/nir.h @@ -1903,12 +1903,46 @@ nir_shader * nir_shader_clone(void *mem_ctx, const nir_shader *s); void nir_validate_shader(nir_shader *shader); void nir_metadata_set_validation_flag(nir_shader *shader); void nir_metadata_check_validation_flag(nir_shader *shader); + +#include "util/debug.h" +static inline bool +should_clone_nir(void) +{ + static int should_clone = -1; + if (should_clone < 0) + should_clone = env_var_as_boolean("NIR_TEST_CLONE", false); + + return should_clone; +} #else static inline void nir_validate_shader(nir_shader *shader) { (void) shader; } static inline void nir_metadata_set_validation_flag(nir_shader *shader) { (void) shader; } static inline void nir_metadata_check_validation_flag(nir_shader *shader) { (void) shader; } +static inline bool should_clone_nir(void) { return false; } #endif /* DEBUG */ +#define _PASS(nir, do_pass) do { \ + do_pass \ + nir_validate_shader(nir); \ + if (should_clone_nir()) { \ + nir_shader *clone = nir_shader_clone(ralloc_parent(nir), nir); \ + ralloc_free(nir); \ + nir = clone; \ + } \ +} while (0) + +#define NIR_PASS(progress, nir, pass, ...) _PASS(nir, \ + nir_metadata_set_validation_flag(nir); \ + if (pass(nir, ##__VA_ARGS__)) { \ + progress = true; \ + nir_metadata_check_validation_flag(nir); \ + } \ +) + +#define NIR_PASS_V(nir, pass, ...) _PASS(nir, \ + pass(nir, ##__VA_ARGS__); \ +) + void nir_calc_dominance_impl(nir_function_impl *impl); void nir_calc_dominance(nir_shader *shader); |