i965: Fix two broken asserts in brw_eu_emit

These were looking in the wrong field.

Signed-off-by: Chris Forbes <chrisf@ijw.co.nz>
Reviewed-by: Matt Turner <mattst88@gmail.com>

src/mesa/drivers/dri/i965/brw_eu_emit.c

@@ -314,7 +314,7 @@ brw_set_src0(struct brw_compile *p, brw_inst *inst, struct brw_reg reg)
 {
    struct brw_context *brw = p->brw;
 
-   if (reg.type != BRW_ARCHITECTURE_REGISTER_FILE)
+   if (reg.file != BRW_ARCHITECTURE_REGISTER_FILE)
       assert(reg.nr < 128);
 
    gen7_convert_mrf_to_grf(p, &reg);
@@ -455,7 +455,7 @@ brw_set_src1(struct brw_compile *p, brw_inst *inst, struct brw_reg reg)
    const struct brw_context *brw = p->brw;
    assert(reg.file != BRW_MESSAGE_REGISTER_FILE);
 
-   if (reg.type != BRW_ARCHITECTURE_REGISTER_FILE)
+   if (reg.file != BRW_ARCHITECTURE_REGISTER_FILE)
       assert(reg.nr < 128);
 
    gen7_convert_mrf_to_grf(p, &reg);