diff --git a/src/intel/compiler/brw_asm.c b/src/intel/compiler/brw_asm.c
index 10793e94a9d..1fc2211c3f8 100644
--- a/src/intel/compiler/brw_asm.c
+++ b/src/intel/compiler/brw_asm.c
@@ -129,11 +129,22 @@ brw_assemble(void *mem_ctx, const struct intel_device_info *devinfo,
    }
 
    result.bin = p->store;
+   result.bin_size = p->next_insn_offset;
    result.inst_count = p->next_insn_offset / 16;
 
-   if ((flags & BRW_ASSEMBLE_COMPACT) != 0)
+   if ((flags & BRW_ASSEMBLE_COMPACT) != 0) {
       brw_compact_instructions(p, 0, disasm_info);
 
+      /* Adjust bin size to account for compacted instructions. */
+      int compacted = 0;
+      for (int i = 0; i < result.inst_count; i++) {
+         const brw_inst *inst = result.bin + i;
+         if (brw_inst_cmpt_control(devinfo, inst))
+            compacted++;
+      }
+      result.bin_size -= compacted * 8;
+   }
+
    ralloc_free(disasm_info);
 
 end:
diff --git a/src/intel/compiler/brw_asm.h b/src/intel/compiler/brw_asm.h
index faf723269f0..20a79d6199f 100644
--- a/src/intel/compiler/brw_asm.h
+++ b/src/intel/compiler/brw_asm.h
@@ -13,6 +13,7 @@ struct intel_device_info;
 
 typedef struct {
    void *bin;
+   int   bin_size;
    int   inst_count;
 } brw_assemble_result;