Module: Mesa
Branch: master
Commit: f575277f7e4cd3568ae2b0d8d2b0c6e0cf611d62
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=f575277f7e4cd3568ae2b0d8d2b0c6e0cf611d62

Author: Jose Maria Casanova Crespo <[email protected]>
Date:   Thu May  3 02:18:37 2018 +0200

intel/compiler: support negate and abs of half float immediates

Reviewed-by: Jason Ekstrand <[email protected]>

---

 src/intel/compiler/brw_shader.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/intel/compiler/brw_shader.cpp 
b/src/intel/compiler/brw_shader.cpp
index 284c2e8233..537defd05d 100644
--- a/src/intel/compiler/brw_shader.cpp
+++ b/src/intel/compiler/brw_shader.cpp
@@ -605,7 +605,8 @@ brw_negate_immediate(enum brw_reg_type type, struct brw_reg 
*reg)
    case BRW_REGISTER_TYPE_V:
       assert(!"unimplemented: negate UV/V immediate");
    case BRW_REGISTER_TYPE_HF:
-      assert(!"unimplemented: negate HF immediate");
+      reg->ud ^= 0x80008000;
+      return true;
    case BRW_REGISTER_TYPE_NF:
       unreachable("no NF immediates");
    }
@@ -651,7 +652,8 @@ brw_abs_immediate(enum brw_reg_type type, struct brw_reg 
*reg)
    case BRW_REGISTER_TYPE_V:
       assert(!"unimplemented: abs V immediate");
    case BRW_REGISTER_TYPE_HF:
-      assert(!"unimplemented: abs HF immediate");
+      reg->ud &= ~0x80008000;
+      return true;
    case BRW_REGISTER_TYPE_NF:
       unreachable("no NF immediates");
    }

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