From a5397851870d3a9969b2b864c849ba209ef9b0f7 Mon Sep 17 00:00:00 2001
From: Francisco Jerez <currojerez@riseup.net>
Date: Tue, 15 Nov 2011 17:24:18 +0100
Subject: [PATCH] nv50/ir/ra: Allocate registers for function arguments.

---
 src/gallium/drivers/nv50/codegen/nv50_ir_ra.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/gallium/drivers/nv50/codegen/nv50_ir_ra.cpp b/src/gallium/drivers/nv50/codegen/nv50_ir_ra.cpp
index 3f82546..f13335f 100644
--- a/src/gallium/drivers/nv50/codegen/nv50_ir_ra.cpp
+++ b/src/gallium/drivers/nv50/codegen/nv50_ir_ra.cpp
@@ -664,6 +664,12 @@ checkList(DLList &list)
 void
 RegAlloc::collectLValues(DLList &list, bool assignedOnly)
 {
+   for (std::deque<ValueDef>::iterator it = func->ins.begin();
+        it != func->ins.end(); ++it) {
+      if (!assignedOnly || it->get()->reg.data.id >= 0)
+         insertOrderedTail(list, it->get());
+   }
+
    for (int n = 0; n < insns.getSize(); ++n) {
       Instruction *i = insnBySerial(n);
 
-- 
2.7.4