gallium: added ppc_vzero()

2 files changed, 13 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc.c b/src/gallium/auxiliary/rtasm/rtasm_ppc.c
index 65df676eae6..51d9b536573 100644
--- a/src/gallium/auxiliary/rtasm/rtasm_ppc.c
+++ b/src/gallium/auxiliary/rtasm/rtasm_ppc.c
@@ -669,6 +669,14 @@ ppc_vecmove(struct ppc_function *p, uint vD, uint vA)
    ppc_vor(p, vD, vA, vA);
 }
 
+/** Set vector register to {0,0,0,0} */
+void
+ppc_vzero(struct ppc_function *p, uint vr)
+{
+   ppc_vxor(p, vr, vr, vr);
+}
+
+
 
 
 /**
diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc.h b/src/gallium/auxiliary/rtasm/rtasm_ppc.h
index 9f1e3fcd845..f194d3be134 100644
--- a/src/gallium/auxiliary/rtasm/rtasm_ppc.h
+++ b/src/gallium/auxiliary/rtasm/rtasm_ppc.h
@@ -193,6 +193,11 @@ ppc_vxor(struct ppc_function *p, uint vD, uint vA, uint vB);
 extern void
 ppc_vecmove(struct ppc_function *p, uint vD, uint vA);
 
+/** Set vector register to {0,0,0,0} */
+extern void
+ppc_vzero(struct ppc_function *p, uint vr);
+
+
 
 /**
  ** Vector shuffle / select / splat / etc