i965: restore the flag after building the subroutine of the
GS thread. fix #13240
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@ -646,6 +646,8 @@ void brw_emit_anyprim_setup( struct brw_sf_compile *c )
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struct brw_instruction *jmp;
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struct brw_reg v1_null_ud = vec1(retype(brw_null_reg(), BRW_REGISTER_TYPE_UD));
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GLuint saveflag;
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alloc_regs(c);
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primmask = retype(get_element(c->tmp, 0), BRW_REGISTER_TYPE_UD);
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@ -663,10 +665,15 @@ void brw_emit_anyprim_setup( struct brw_sf_compile *c )
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(1<<_3DPRIM_TRIFAN_NOSTIPPLE)));
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jmp = brw_JMPI(p, ip, ip, brw_imm_w(0));
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{
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saveflag = p->flag_value;
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brw_push_insn_state(p);
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brw_emit_tri_setup( c );
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brw_pop_insn_state(p);
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/* note - thread killed in subroutine */
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p->flag_value = saveflag;
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/* note - thread killed in subroutine, so must
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* restore the flag which is changed when building
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* the subroutine. fix #13240
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*/
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}
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brw_land_fwd_jump(p, jmp);
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@ -679,9 +686,11 @@ void brw_emit_anyprim_setup( struct brw_sf_compile *c )
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(1<<_3DPRIM_LINESTRIP_CONT_BF)));
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jmp = brw_JMPI(p, ip, ip, brw_imm_w(0));
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{
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saveflag = p->flag_value;
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brw_push_insn_state(p);
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brw_emit_line_setup( c );
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brw_pop_insn_state(p);
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p->flag_value = saveflag;
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/* note - thread killed in subroutine */
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}
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brw_land_fwd_jump(p, jmp);
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@ -690,9 +699,11 @@ void brw_emit_anyprim_setup( struct brw_sf_compile *c )
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brw_AND(p, v1_null_ud, payload_attr, brw_imm_ud(1<<BRW_SPRITE_POINT_ENABLE));
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jmp = brw_JMPI(p, ip, ip, brw_imm_w(0));
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{
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saveflag = p->flag_value;
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brw_push_insn_state(p);
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brw_emit_point_sprite_setup( c );
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brw_pop_insn_state(p);
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p->flag_value = saveflag;
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}
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brw_land_fwd_jump(p, jmp);
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