We've been referencing MRFs through the HW_REG file so far, but that
makes it harder to handle compute-to-MRF and similar optimizations.
---
src/mesa/drivers/dri/i965/brw_vec4_emit.cpp | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_emit.cpp
b/src/mesa/drivers/dri/i965/brw_vec4_emit.cpp
index 7031d2a..15f2458 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_emit.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_emit.cpp
@@ -165,6 +165,12 @@ vec4_instruction::get_dst(void)
brw_reg.dw1.bits.writemask = dst.writemask;
break;
+ case MRF:
+ brw_reg = brw_message_reg(dst.reg + dst.reg_offset);
+ brw_reg = retype(brw_reg, dst.type);
+ brw_reg.dw1.bits.writemask = dst.writemask;
+ break;
+
case HW_REG:
brw_reg = dst.fixed_hw_reg;
break;
--
1.7.5.4
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