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authorZou Nan hai <[email protected]>2007-05-09 10:08:10 +0800
committerZou Nan hai <[email protected]>2007-05-09 10:08:10 +0800
commit58eac1bbf320b4104c3158aaeca4726f1a59daf9 (patch)
treea3ae4e5cdd2e2e207eb98943c10f15a0a6db964e /src/mesa
parenta78b26fff04026a24189ecad7ec85bfe0df2cce1 (diff)
Support loop, conditional update fix
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/drivers/dri/i965/brw_vs_emit.c27
1 files changed, 17 insertions, 10 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c
index f8367c48266..ffc1a0ea09f 100644
--- a/src/mesa/drivers/dri/i965/brw_vs_emit.c
+++ b/src/mesa/drivers/dri/i965/brw_vs_emit.c
@@ -921,8 +921,10 @@ post_vs_emit( struct brw_vs_compile *c, struct brw_instruction *end_inst )
inst1 = &c->vp->program.Base.Instructions[insn];
brw_inst1 = inst1->Data;
switch (inst1->Opcode) {
- case OPCODE_CAL:
case OPCODE_BRA:
+ case OPCODE_BRK:
+ case OPCODE_CAL:
+ case OPCODE_ENDLOOP:
target_insn = inst1->BranchTarget;
inst2 = &c->vp->program.Base.Instructions[target_insn];
brw_inst2 = inst2->Data;
@@ -943,12 +945,12 @@ post_vs_emit( struct brw_vs_compile *c, struct brw_instruction *end_inst )
*/
void brw_vs_emit(struct brw_vs_compile *c )
{
-#define MAX_IFSN 32
+#define MAX_IF_DEPTH 32
struct brw_compile *p = &c->func;
GLuint nr_insns = c->vp->program.Base.NumInstructions;
GLuint insn, if_insn = 0;
struct brw_instruction *end_inst;
- struct brw_instruction *if_inst[MAX_IFSN];
+ struct brw_instruction *if_inst[MAX_IF_DEPTH];
struct brw_indirect stack_index = brw_indirect(0, 0);
if (INTEL_DEBUG & DEBUG_VS) {
@@ -1083,8 +1085,13 @@ void brw_vs_emit(struct brw_vs_compile *c )
case OPCODE_XPD:
emit_xpd(p, dst, args[0], args[1]);
break;
+
+ case OPCODE_INT:
+ /* XXX TODO track type information in shader program */
+ brw_MOV(p, dst, args[0]);
+ break;
case OPCODE_IF:
- assert(if_insn < MAX_IFSN);
+ assert(if_insn < MAX_IF_DEPTH);
if_inst[if_insn++] = brw_IF(p, BRW_EXECUTE_8);
break;
case OPCODE_ELSE:
@@ -1094,11 +1101,6 @@ void brw_vs_emit(struct brw_vs_compile *c )
assert(if_insn > 0);
brw_ENDIF(p, if_inst[--if_insn]);
break;
- case OPCODE_BRA:
- brw_set_predicate_control(p, BRW_PREDICATE_NORMAL);
- brw_ADD(p, brw_ip_reg(), brw_ip_reg(), brw_imm_d(1*16));
- brw_set_predicate_control_flag_value(p, 0xFF);
- break;
case OPCODE_CAL:
brw_set_access_mode(p, BRW_ALIGN_1);
brw_ADD(p, deref_1uw(stack_index, 0), brw_ip_reg(), brw_imm_d(3*16));
@@ -1114,9 +1116,13 @@ void brw_vs_emit(struct brw_vs_compile *c )
brw_set_access_mode(p, BRW_ALIGN_1);
brw_MOV(p, brw_ip_reg(), deref_1uw(stack_index, 0));
brw_set_access_mode(p, BRW_ALIGN_16);
+ case OPCODE_ENDLOOP:
+ case OPCODE_BRK:
+ case OPCODE_BRA:
case OPCODE_END:
brw_ADD(p, brw_ip_reg(), brw_ip_reg(), brw_imm_d(1*16));
break;
+ case OPCODE_BGNLOOP:
case OPCODE_PRINT:
case OPCODE_BGNSUB:
case OPCODE_ENDSUB:
@@ -1125,7 +1131,8 @@ void brw_vs_emit(struct brw_vs_compile *c )
_mesa_printf("Unsupport opcode %d in vertex shader\n", inst->Opcode);
break;
}
-
+ brw_set_predicate_control(p,
+ inst->CondUpdate?BRW_PREDICATE_NORMAL:BRW_PREDICATE_NONE);
release_tmps(c);
}