From: Christoph Bumiller <e0425955@student.tuwien.ac.at>
Date: Fri, 21 Jan 2011 17:40:41 +0000 (+0100)
Subject: nvc0: don't omit highest bit of branch target
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=005d186d6634abaeef348ca89c527bd5c34d0e87;p=mesa.git

nvc0: don't omit highest bit of branch target

Fixes negative relative branch offsets.
---

diff --git a/src/gallium/drivers/nvc0/nvc0_pc_emit.c b/src/gallium/drivers/nvc0/nvc0_pc_emit.c
index e3097c95694..e4b243bda87 100644
--- a/src/gallium/drivers/nvc0/nvc0_pc_emit.c
+++ b/src/gallium/drivers/nvc0/nvc0_pc_emit.c
@@ -236,7 +236,7 @@ emit_flow(struct nv_pc *pc, struct nv_instruction *i, uint8_t op)
       */
 
       pc->emit[0] |= (pcrel & 0x3f) << 26;
-      pc->emit[1] |= (pcrel >> 6) & 0x1ffff;
+      pc->emit[1] |= (pcrel >> 6) & 0x3ffff;
    }
 }