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-rwxr-xr-xsrc/gallium/auxiliary/tgsi/exec/tgsi_sse2.c201
-rwxr-xr-xsrc/gallium/auxiliary/tgsi/exec/tgsi_sse2.h7
-rw-r--r--src/gallium/drivers/softpipe/sp_fs_sse.c4
3 files changed, 80 insertions, 132 deletions
diff --git a/src/gallium/auxiliary/tgsi/exec/tgsi_sse2.c b/src/gallium/auxiliary/tgsi/exec/tgsi_sse2.c
index e55fae6047..c37e201b2b 100755
--- a/src/gallium/auxiliary/tgsi/exec/tgsi_sse2.c
+++ b/src/gallium/auxiliary/tgsi/exec/tgsi_sse2.c
@@ -2313,104 +2313,25 @@ emit_declaration(
}
}
-unsigned
-tgsi_emit_sse2(
- struct tgsi_token *tokens,
- struct x86_function *func,
- float (*immediates)[4] )
-{
- struct tgsi_parse_context parse;
- unsigned ok = 1;
- uint num_immediates = 0;
-
- DUMP_START();
-
- func->csr = func->store;
-
- emit_mov(
- func,
- get_input_base(),
- get_argument( 0 ) );
- emit_mov(
- func,
- get_output_base(),
- get_argument( 1 ) );
- emit_mov(
- func,
- get_const_base(),
- get_argument( 2 ) );
- emit_mov(
- func,
- get_temp_base(),
- get_argument( 3 ) );
- emit_mov(
- func,
- get_immediate_base(),
- get_argument( 4 ) );
-
- tgsi_parse_init( &parse, tokens );
-
- while( !tgsi_parse_end_of_tokens( &parse ) && ok ) {
- tgsi_parse_token( &parse );
-
- switch( parse.FullToken.Token.Type ) {
- case TGSI_TOKEN_TYPE_DECLARATION:
- break;
-
- case TGSI_TOKEN_TYPE_INSTRUCTION:
- ok = emit_instruction(
- func,
- &parse.FullToken.FullInstruction );
-
- if (!ok) {
- debug_printf("failed to translate tgsi opcode %d to SSE\n",
- parse.FullToken.FullInstruction.Instruction.Opcode );
- }
- break;
-
- case TGSI_TOKEN_TYPE_IMMEDIATE:
- /* simply copy the immediate values into the next immediates[] slot */
- {
- const uint size = parse.FullToken.FullImmediate.Immediate.Size - 1;
- uint i;
- assert(size <= 4);
- assert(num_immediates < TGSI_EXEC_NUM_IMMEDIATES);
- for( i = 0; i < size; i++ ) {
- immediates[num_immediates][i] =
- parse.FullToken.FullImmediate.u.ImmediateFloat32[i].Float;
- }
- num_immediates++;
- }
- break;
-
- default:
- assert( 0 );
- ok = 0;
- break;
- }
- }
-
- tgsi_parse_free( &parse );
-
- DUMP_END();
-
- return ok;
-}
/**
- * Fragment shaders are responsible for interpolating shader inputs. Because on
- * x86 we have only 4 GP registers, and here we have 5 shader arguments (input,
- * output, const, temp and coef), the code is split into two phases --
- * DECLARATION and INSTRUCTION phase.
- * GP register holding the output argument is aliased with the coeff argument,
- * as outputs are not needed in the DECLARATION phase.
+ * Translate a TGSI vertex/fragment shader to SSE2 code.
+ * Slightly different things are done for vertex vs. fragment shaders.
+ *
+ * Note that fragment shaders are responsible for interpolating shader
+ * inputs. Because on x86 we have only 4 GP registers, and here we
+ * have 5 shader arguments (input, output, const, temp and coef), the
+ * code is split into two phases -- DECLARATION and INSTRUCTION phase.
+ * GP register holding the output argument is aliased with the coeff
+ * argument, as outputs are not needed in the DECLARATION phase.
*
* \param tokens the TGSI input shader
* \param func the output SSE code/function
* \param immediates buffer to place immediates, later passed to SSE func
+ * \param return 1 for success, 0 if translation failed
*/
unsigned
-tgsi_emit_sse2_fs(
+tgsi_emit_sse2(
struct tgsi_token *tokens,
struct x86_function *func,
float (*immediates)[4])
@@ -2424,50 +2345,84 @@ tgsi_emit_sse2_fs(
func->csr = func->store;
- /* DECLARATION phase, do not load output argument. */
- emit_mov(
- func,
- get_input_base(),
- get_argument( 0 ) );
- /* skipping outputs argument here */
- emit_mov(
- func,
- get_const_base(),
- get_argument( 2 ) );
- emit_mov(
- func,
- get_temp_base(),
- get_argument( 3 ) );
- emit_mov(
- func,
- get_coef_base(),
- get_argument( 4 ) );
- emit_mov(
- func,
- get_immediate_base(),
- get_argument( 5 ) );
-
tgsi_parse_init( &parse, tokens );
+ /*
+ * Different function args for vertex/fragment shaders:
+ */
+ if (parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
+ /* DECLARATION phase, do not load output argument. */
+ emit_mov(
+ func,
+ get_input_base(),
+ get_argument( 0 ) );
+ /* skipping outputs argument here */
+ emit_mov(
+ func,
+ get_const_base(),
+ get_argument( 2 ) );
+ emit_mov(
+ func,
+ get_temp_base(),
+ get_argument( 3 ) );
+ emit_mov(
+ func,
+ get_coef_base(),
+ get_argument( 4 ) );
+ emit_mov(
+ func,
+ get_immediate_base(),
+ get_argument( 5 ) );
+ }
+ else {
+ assert(parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_VERTEX);
+
+ emit_mov(
+ func,
+ get_input_base(),
+ get_argument( 0 ) );
+ emit_mov(
+ func,
+ get_output_base(),
+ get_argument( 1 ) );
+ emit_mov(
+ func,
+ get_const_base(),
+ get_argument( 2 ) );
+ emit_mov(
+ func,
+ get_temp_base(),
+ get_argument( 3 ) );
+ emit_mov(
+ func,
+ get_immediate_base(),
+ get_argument( 4 ) );
+ }
+
while( !tgsi_parse_end_of_tokens( &parse ) && ok ) {
tgsi_parse_token( &parse );
switch( parse.FullToken.Token.Type ) {
case TGSI_TOKEN_TYPE_DECLARATION:
- emit_declaration(
- func,
- &parse.FullToken.FullDeclaration );
+ if (parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
+ emit_declaration(
+ func,
+ &parse.FullToken.FullDeclaration );
+ }
break;
case TGSI_TOKEN_TYPE_INSTRUCTION:
- if( !instruction_phase ) {
- /* INSTRUCTION phase, overwrite coeff with output. */
- instruction_phase = TRUE;
- emit_mov(
- func,
- get_output_base(),
- get_argument( 1 ) );
+ if (parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
+ if( !instruction_phase ) {
+ /* INSTRUCTION phase, overwrite coeff with output. */
+ instruction_phase = TRUE;
+ emit_mov(
+ func,
+ get_output_base(),
+ get_argument( 1 ) );
+ }
}
+
ok = emit_instruction(
func,
&parse.FullToken.FullInstruction );
diff --git a/src/gallium/auxiliary/tgsi/exec/tgsi_sse2.h b/src/gallium/auxiliary/tgsi/exec/tgsi_sse2.h
index d1190727d0..d56bf7f98a 100755
--- a/src/gallium/auxiliary/tgsi/exec/tgsi_sse2.h
+++ b/src/gallium/auxiliary/tgsi/exec/tgsi_sse2.h
@@ -15,13 +15,6 @@ tgsi_emit_sse2(
float (*immediates)[4]
);
-unsigned
-tgsi_emit_sse2_fs(
- struct tgsi_token *tokens,
- struct x86_function *function,
- float (*immediates)[4]
- );
-
#if defined __cplusplus
}
#endif
diff --git a/src/gallium/drivers/softpipe/sp_fs_sse.c b/src/gallium/drivers/softpipe/sp_fs_sse.c
index 9c7948264f..5ef02a7142 100644
--- a/src/gallium/drivers/softpipe/sp_fs_sse.c
+++ b/src/gallium/drivers/softpipe/sp_fs_sse.c
@@ -132,8 +132,8 @@ softpipe_create_fs_sse(struct softpipe_context *softpipe,
x86_init_func( &shader->sse2_program );
- if (!tgsi_emit_sse2_fs( templ->tokens, &shader->sse2_program,
- shader->immediates)) {
+ if (!tgsi_emit_sse2( templ->tokens, &shader->sse2_program,
+ shader->immediates)) {
FREE(shader);
return NULL;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-29 19:51:58 +0000