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mesa/st: Dump nir-to-tgsi output when ST_DEBUG=tgsi or nir is set. 

Suggested by Gert Wollny, and oh how I've wanted this.

Reviewed-by: Gert Wollny <gert.wollny@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8488>
This commit is contained in:
Eric Anholt 2021-01-11 15:55:29 -08:00
parent 45048f4829
commit 942ee6a547
1 changed files with 9 additions and 1 deletions
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10
src/mesa/state_tracker/st_program.c
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@ -505,8 +505,10 @@ st_create_nir_shader(struct st_context *st, struct pipe_shader_state *state)
gl_shader_stage stage = nir->info.stage;
enum pipe_shader_type sh = pipe_shader_type_from_mesa(stage);
if (ST_DEBUG & DEBUG_PRINT_IR)
if (ST_DEBUG & DEBUG_PRINT_IR) {
fprintf(stderr, "NIR before handing off to driver:\n");
nir_print_shader(nir, stderr);
}
if (PIPE_SHADER_IR_NIR !=
screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_PREFERRED_IR)) {
@ -518,6 +520,12 @@ st_create_nir_shader(struct st_context *st, struct pipe_shader_state *state)
state->type = PIPE_SHADER_IR_TGSI;
state->tokens = nir_to_tgsi(nir, screen);
if (ST_DEBUG & DEBUG_PRINT_IR) {
fprintf(stderr, "TGSI for driver after nir-to-tgsi:\n");
tgsi_dump(state->tokens, 0);
fprintf(stderr, "\n");
}
}
struct pipe_shader_state *shader;