i965/vs: Add support for conversion of FIXED_HW_REG src_reg to/from dst_reg.

This was quietly occurring in some emit code I produced, and failed.

diff --git a/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp b/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
index 185a01e05f9965f38c99850494c516c53f5be203..621cb53ff8468074ed6381812455679ee1d617fa 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
@@ -38,6 +38,7 @@ src_reg::src_reg(dst_reg reg)
    this->reg_offset = reg.reg_offset;
    this->type = reg.type;
    this->reladdr = reg.reladdr;
+   this->fixed_hw_reg = reg.fixed_hw_reg;
 
    int swizzles[4];
    int next_chan = 0;
@@ -68,6 +69,7 @@ dst_reg::dst_reg(src_reg reg)
    this->type = reg.type;
    this->writemask = WRITEMASK_XYZW;
    this->reladdr = reg.reladdr;
+   this->fixed_hw_reg = reg.fixed_hw_reg;
 }
 
 vec4_instruction *