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-rw-r--r--src/mesa/drivers/dri/i965/brw_eu.h1
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs.cpp5
2 files changed, 5 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_eu.h b/src/mesa/drivers/dri/i965/brw_eu.h
index 8b2222b4f57..adc09f81630 100644
--- a/src/mesa/drivers/dri/i965/brw_eu.h
+++ b/src/mesa/drivers/dri/i965/brw_eu.h
@@ -698,6 +698,7 @@ static INLINE struct brw_reg negate( struct brw_reg reg )
static INLINE struct brw_reg brw_abs( struct brw_reg reg )
{
reg.abs = 1;
+ reg.negate = 0;
return reg;
}
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index 6d17839df95..f73166274d1 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -1363,8 +1363,11 @@ fs_visitor::register_coalesce()
scan_inst->src[i].reg == inst->dst.reg &&
scan_inst->src[i].reg_offset == inst->dst.reg_offset) {
fs_reg new_src = inst->src[0];
+ if (scan_inst->src[i].abs) {
+ new_src.negate = 0;
+ new_src.abs = 1;
+ }
new_src.negate ^= scan_inst->src[i].negate;
- new_src.abs |= scan_inst->src[i].abs;
scan_inst->src[i] = new_src;
}
}