[Mesa-dev] [PATCH 10/15] i965: Allow constant propagation into ASR and BFI1.

Matt Turner mattst88 at gmail.com
Mon Dec 2 10:40:32 PST 2013


---
 src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp   | 2 ++
 src/mesa/drivers/dri/i965/brw_vec4_copy_propagation.cpp | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
index accd9bd..a1720cd 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
@@ -344,6 +344,8 @@ fs_visitor::try_constant_propagate(fs_inst *inst, acp_entry *entry)
          progress = true;
          break;
 
+      case BRW_OPCODE_BFI1:
+      case BRW_OPCODE_ASR:
       case BRW_OPCODE_SHL:
       case BRW_OPCODE_SHR:
       case BRW_OPCODE_ADDC:
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_copy_propagation.cpp b/src/mesa/drivers/dri/i965/brw_vec4_copy_propagation.cpp
index 033c642..e11b07f 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_copy_propagation.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_copy_propagation.cpp
@@ -95,6 +95,8 @@ try_constant_propagation(vec4_instruction *inst, int arg, src_reg *values[4])
       inst->src[arg] = value;
       return true;
 
+   case BRW_OPCODE_BFI1:
+   case BRW_OPCODE_ASR:
    case BRW_OPCODE_SHL:
    case BRW_OPCODE_SHR:
    case BRW_OPCODE_ADDC:
-- 
1.8.3.2



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