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radeonsi: add radeonsi_debug_disassembly option

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This dumps disassembly to the pipe_debug_callback together with shader
stats.

Can be used together with shader-db to get full disassembly of all shaders
in the database.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Nicolai Hähnle
2019-04-29 16:02:29 +02:00
committed by Marek Olšák
parent 3bde69e789
commit 2d114e6267
2 changed files with 10 additions and 6 deletions
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src/gallium/drivers/radeonsi/si_debug_options.h
+1
View File
@@ -3,6 +3,7 @@ OPT_BOOL(enable_nir, false, "Enable NIR")
OPT_BOOL(aux_debug, false, "Generate ddebug_dumps for the auxiliary context")
OPT_BOOL(sync_compile, false, "Always compile synchronously (will cause stalls)")
OPT_BOOL(dump_shader_binary, false, "Dump shader binary as part of ddebug_dumps")
OPT_BOOL(debug_disassembly, false, "Report shader disassembly as part of driver debug messages (for shader db)")
OPT_BOOL(vs_fetch_always_opencode, false, "Always open code vertex fetches (less efficient, purely for testing)")
OPT_BOOL(prim_restart_tri_strips_only, false, "Only enable primitive restart for triangle strips")
src/gallium/drivers/radeonsi/si_shader.c
+9 -6
View File
@@ -5237,13 +5237,8 @@ static void si_shader_dump_disassembly(struct si_screen *screen,
if (!ac_rtld_get_section_by_name(&rtld_binary, ".AMDGPU.disasm", &disasm, &nbytes))
goto out;
fprintf(file, "Shader %s disassembly:\n", name);
if (nbytes > INT_MAX) {
fprintf(file, "too long\n");
if (nbytes > INT_MAX)
goto out;
}
fprintf(file, "%*s", (int)nbytes, disasm);
if (debug && debug->debug_message) {
/* Very long debug messages are cut off, so send the
@@ -5273,6 +5268,11 @@ static void si_shader_dump_disassembly(struct si_screen *screen,
"Shader Disassembly End");
}
if (file) {
fprintf(file, "Shader %s disassembly:\n", name);
fprintf(file, "%*s", (int)nbytes, disasm);
}
out:
ac_rtld_close(&rtld_binary);
}
@@ -5338,6 +5338,9 @@ void si_shader_dump_stats_for_shader_db(struct si_screen *screen,
{
const struct ac_shader_config *conf = &shader->config;
if (screen->options.debug_disassembly)
si_shader_dump_disassembly(screen, &shader->binary, debug, "main", NULL);
pipe_debug_message(debug, SHADER_INFO,
"Shader Stats: SGPRS: %d VGPRS: %d Code Size: %d "
"LDS: %d Scratch: %d Max Waves: %d Spilled SGPRs: %d "