Mesa (master): nvc0: don't omit highest bit of branch target

Christoph Bumiller chrisbmr at kemper.freedesktop.org
Sun Jan 23 12:12:55 UTC 2011


Module: Mesa
Branch: master
Commit: 005d186d6634abaeef348ca89c527bd5c34d0e87
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=005d186d6634abaeef348ca89c527bd5c34d0e87

Author: Christoph Bumiller <e0425955 at student.tuwien.ac.at>
Date:   Fri Jan 21 18:40:41 2011 +0100

nvc0: don't omit highest bit of branch target

Fixes negative relative branch offsets.

---

 src/gallium/drivers/nvc0/nvc0_pc_emit.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/gallium/drivers/nvc0/nvc0_pc_emit.c b/src/gallium/drivers/nvc0/nvc0_pc_emit.c
index e3097c9..e4b243b 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;
    }
 }
 




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