From 58eac1bbf320b4104c3158aaeca4726f1a59daf9 Mon Sep 17 00:00:00 2001 From: Zou Nan hai Date: Wed, 9 May 2007 10:08:10 +0800 Subject: Support loop, conditional update fix --- src/mesa/drivers/dri/i965/brw_vs_emit.c | 27 +++++++++++++++++---------- 1 file changed, 17 insertions(+), 10 deletions(-) (limited to 'src/mesa') diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c index f8367c4826..ffc1a0ea09 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); } -- cgit v1.2.3