From: Iago Toral Quiroga <itoral@igalia.com>
Date: Thu, 7 Jan 2016 13:11:28 +0000 (+0100)
Subject: i965: two-argument instructions can only use 32-bit immediates
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=3210870b34ac64ccdc399778ba306ce452ac7e88;p=mesa.git

i965: two-argument instructions can only use 32-bit immediates

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
---

diff --git a/src/mesa/drivers/dri/i965/brw_eu_emit.c b/src/mesa/drivers/dri/i965/brw_eu_emit.c
index 434be830f9a..1a2ed3fb085 100644
--- a/src/mesa/drivers/dri/i965/brw_eu_emit.c
+++ b/src/mesa/drivers/dri/i965/brw_eu_emit.c
@@ -501,6 +501,8 @@ brw_set_src1(struct brw_codegen *p, brw_inst *inst, struct brw_reg reg)
    assert(brw_inst_src0_reg_file(devinfo, inst) != BRW_IMMEDIATE_VALUE);
 
    if (reg.file == BRW_IMMEDIATE_VALUE) {
+      /* two-argument instructions can only use 32-bit immediates */
+      assert(type_sz(reg.type) < 8);
       brw_inst_set_imm_ud(devinfo, inst, reg.ud);
    } else {
       /* This is a hardware restriction, which may or may not be lifted