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-rw-r--r--src/gallium/drivers/i965/brw_eu.c262
1 files changed, 0 insertions, 262 deletions
diff --git a/src/gallium/drivers/i965/brw_eu.c b/src/gallium/drivers/i965/brw_eu.c
deleted file mode 100644
index a8fcb5f97eb..00000000000
--- a/src/gallium/drivers/i965/brw_eu.c
+++ /dev/null
@@ -1,262 +0,0 @@
-/*
- Copyright (C) Intel Corp. 2006. All Rights Reserved.
- Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
- develop this 3D driver.
-
- Permission is hereby granted, free of charge, to any person obtaining
- a copy of this software and associated documentation files (the
- "Software"), to deal in the Software without restriction, including
- without limitation the rights to use, copy, modify, merge, publish,
- distribute, sublicense, and/or sell copies of the Software, and to
- permit persons to whom the Software is furnished to do so, subject to
- the following conditions:
-
- The above copyright notice and this permission notice (including the
- next paragraph) shall be included in all copies or substantial
- portions of the Software.
-
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
- LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
- **********************************************************************/
- /*
- * Authors:
- * Keith Whitwell <keith@tungstengraphics.com>
- */
-
-#include "util/u_memory.h"
-
-#include "brw_context.h"
-#include "brw_defines.h"
-#include "brw_eu.h"
-
-
-
-/* How does predicate control work when execution_size != 8? Do I
- * need to test/set for 0xffff when execution_size is 16?
- */
-void brw_set_predicate_control_flag_value( struct brw_compile *p, GLuint value )
-{
- p->current->header.predicate_control = BRW_PREDICATE_NONE;
-
- if (value != 0xff) {
- if (value != p->flag_value) {
- brw_push_insn_state(p);
- brw_MOV(p, brw_flag_reg(), brw_imm_uw(value));
- p->flag_value = value;
- brw_pop_insn_state(p);
- }
-
- p->current->header.predicate_control = BRW_PREDICATE_NORMAL;
- }
-}
-
-void brw_set_predicate_control( struct brw_compile *p, GLuint pc )
-{
- p->current->header.predicate_control = pc;
-}
-
-void brw_set_conditionalmod( struct brw_compile *p, GLuint conditional )
-{
- p->current->header.destreg__conditionalmod = conditional;
-}
-
-void brw_set_access_mode( struct brw_compile *p, GLuint access_mode )
-{
- p->current->header.access_mode = access_mode;
-}
-
-void brw_set_compression_control( struct brw_compile *p, GLboolean compression_control )
-{
- p->current->header.compression_control = compression_control;
-}
-
-void brw_set_mask_control( struct brw_compile *p, GLuint value )
-{
- p->current->header.mask_control = value;
-}
-
-void brw_set_saturate( struct brw_compile *p, GLuint value )
-{
- p->current->header.saturate = value;
-}
-
-void brw_push_insn_state( struct brw_compile *p )
-{
- assert(p->current != &p->stack[BRW_EU_MAX_INSN_STACK-1]);
- memcpy(p->current+1, p->current, sizeof(struct brw_instruction));
- p->current++;
-}
-
-void brw_pop_insn_state( struct brw_compile *p )
-{
- assert(p->current != p->stack);
- p->current--;
-}
-
-
-/***********************************************************************
- */
-void brw_init_compile( struct brw_context *brw, struct brw_compile *p )
-{
- p->brw = brw;
- p->nr_insn = 0;
- p->current = p->stack;
- memset(p->current, 0, sizeof(p->current[0]));
-
- /* Some defaults?
- */
- brw_set_mask_control(p, BRW_MASK_ENABLE); /* what does this do? */
- brw_set_saturate(p, 0);
- brw_set_compression_control(p, BRW_COMPRESSION_NONE);
- brw_set_predicate_control_flag_value(p, 0xff);
-}
-
-
-enum pipe_error brw_get_program( struct brw_compile *p,
- const GLuint **data,
- GLuint *sz )
-{
- GLuint i;
-
- for (i = 0; i < 8; i++)
- brw_NOP(p);
-
- /* Is the generated program malformed for some reason?
- */
- if (p->error)
- return PIPE_ERROR_BAD_INPUT;
-
- *sz = p->nr_insn * sizeof(struct brw_instruction);
- *data = (const GLuint *)p->store;
- return PIPE_OK;
-}
-
-
-
-/**
- * Subroutine calls require special attention.
- * Mesa instructions may be expanded into multiple hardware instructions
- * so the prog_instruction::BranchTarget field can't be used as an index
- * into the hardware instructions.
- *
- * The BranchTarget field isn't needed, however. Mesa's GLSL compiler
- * emits CAL and BGNSUB instructions with labels that can be used to map
- * subroutine calls to actual subroutine code blocks.
- *
- * The structures and function here implement patching of CAL instructions
- * so they jump to the right subroutine code...
- */
-
-
-/**
- * For each OPCODE_BGNSUB we create one of these.
- */
-struct brw_eu_label
-{
- GLuint label; /**< the label number */
- GLuint position; /**< the position of the brw instruction for this label */
- struct brw_eu_label *next; /**< next in linked list */
-};
-
-
-/**
- * For each OPCODE_CAL we create one of these.
- */
-struct brw_eu_call
-{
- GLuint call_inst_pos; /**< location of the CAL instruction */
- GLuint label;
- struct brw_eu_call *next; /**< next in linked list */
-};
-
-
-/**
- * Called for each OPCODE_BGNSUB.
- */
-void
-brw_save_label(struct brw_compile *c, unsigned l, GLuint position)
-{
- struct brw_eu_label *label = CALLOC_STRUCT(brw_eu_label);
- label->label = l;
- label->position = position;
- label->next = c->first_label;
- c->first_label = label;
-}
-
-
-/**
- * Called for each OPCODE_CAL.
- */
-void
-brw_save_call(struct brw_compile *c, GLuint label, GLuint call_pos)
-{
- struct brw_eu_call *call = CALLOC_STRUCT(brw_eu_call);
- call->call_inst_pos = call_pos;
- call->label = label;
- call->next = c->first_call;
- c->first_call = call;
-}
-
-
-/**
- * Lookup a label, return label's position/offset.
- */
-static GLuint
-brw_lookup_label(struct brw_compile *c, unsigned l)
-{
- const struct brw_eu_label *label;
- for (label = c->first_label; label; label = label->next) {
- if (l == label->label) {
- return label->position;
- }
- }
- abort(); /* should never happen */
- return ~0;
-}
-
-
-/**
- * When we're done generating code, this function is called to resolve
- * subroutine calls.
- */
-void
-brw_resolve_cals(struct brw_compile *c)
-{
- const struct brw_eu_call *call;
-
- for (call = c->first_call; call; call = call->next) {
- const GLuint sub_loc = brw_lookup_label(c, call->label);
- struct brw_instruction *brw_call_inst = &c->store[call->call_inst_pos];
- struct brw_instruction *brw_sub_inst = &c->store[sub_loc];
- GLint offset = brw_sub_inst - brw_call_inst;
-
- /* patch brw_inst1 to point to brw_inst2 */
- brw_set_src1(brw_call_inst, brw_imm_d(offset * 16));
- }
-
- /* free linked list of calls */
- {
- struct brw_eu_call *call, *next;
- for (call = c->first_call; call; call = next) {
- next = call->next;
- FREE(call);
- }
- c->first_call = NULL;
- }
-
- /* free linked list of labels */
- {
- struct brw_eu_label *label, *next;
- for (label = c->first_label; label; label = next) {
- next = label->next;
- FREE(label);
- }
- c->first_label = NULL;
- }
-}
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