diff options
| author | Marek Olšák <[email protected]> | 2010-08-23 05:56:48 +0200 |
|---|---|---|
| committer | Marek Olšák <[email protected]> | 2010-08-25 02:44:29 +0200 |
| commit | abae06ac85349a30996257f29f9c52c3f687d35d (patch) | |
| tree | 2b48b4fea633f6be93eef3987c741293f515f085 /src/gallium/drivers/r300/r300_vs.c | |
| parent | 62eb9eda1d15acc180b4e144cc14427980419d07 (diff) | |
r300g: eliminate unused constants in VS
Diffstat (limited to 'src/gallium/drivers/r300/r300_vs.c')
| -rw-r--r-- | src/gallium/drivers/r300/r300_vs.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/src/gallium/drivers/r300/r300_vs.c b/src/gallium/drivers/r300/r300_vs.c index 54c8de12419..5f8dbb28d0c 100644 --- a/src/gallium/drivers/r300/r300_vs.c +++ b/src/gallium/drivers/r300/r300_vs.c @@ -196,6 +196,7 @@ void r300_translate_vertex_shader(struct r300_context *r300, { struct r300_vertex_program_compiler compiler; struct tgsi_to_rc ttr; + unsigned i; /* Setup the compiler */ rc_init(&compiler.Base); @@ -205,6 +206,7 @@ void r300_translate_vertex_shader(struct r300_context *r300, compiler.UserData = vs; compiler.Base.is_r500 = r300->screen->caps.is_r500; compiler.Base.max_temp_regs = 32; + compiler.Base.remove_unused_constants = TRUE; if (compiler.Base.Debug) { DBG(r300, DBG_VP, "r300: Initial vertex program\n"); @@ -227,9 +229,8 @@ void r300_translate_vertex_shader(struct r300_context *r300, /* Invoke the compiler */ r3xx_compile_vertex_program(&compiler); if (compiler.Base.Error) { - DBG(r300, DBG_VP, "r300 VP: Compiler error:\n%sUsing a dummy shader" - " instead.\nIf there's an 'unknown opcode' message, please" - " file a bug report and attach this log.\n", compiler.Base.ErrorMsg); + fprintf(stderr, "r300 VP: Compiler error:\n%sUsing a dummy shader" + " instead.\n", compiler.Base.ErrorMsg); if (vs->dummy) { fprintf(stderr, "r300 VP: Cannot compile the dummy shader! " @@ -243,7 +244,15 @@ void r300_translate_vertex_shader(struct r300_context *r300, } /* Initialize numbers of constants for each type. */ - vs->externals_count = ttr.immediate_offset; + vs->externals_count = 0; + for (i = 0; + i < vs->code.constants.Count && + vs->code.constants.Constants[i].Type == RC_CONSTANT_EXTERNAL; i++) { + vs->externals_count = i+1; + } + for (; i < vs->code.constants.Count; i++) { + assert(vs->code.constants.Constants[i].Type == RC_CONSTANT_IMMEDIATE); + } vs->immediates_count = vs->code.constants.Count - vs->externals_count; /* And, finally... */ |