[Beignet] [PATCH] GBE: Fix a jump issue in int64 to float conversion
Ruiling Song
ruiling.song at intel.com
Thu Jun 5 23:57:18 PDT 2014
The the inactive lanes should use 32, so later jump could jump
as desired.
Signed-off-by: Ruiling Song <ruiling.song at intel.com>
---
backend/src/backend/gen_context.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/backend/src/backend/gen_context.cpp b/backend/src/backend/gen_context.cpp
index 7a0a806..e116a2f 100644
--- a/backend/src/backend/gen_context.cpp
+++ b/backend/src/backend/gen_context.cpp
@@ -833,7 +833,7 @@ namespace gbe
GenRegister dst_ud = GenRegister::retype(dst, GEN_TYPE_UD);
p->push();
p->curr.noMask = 1;
- p->MOV(exp, GenRegister::immud(-1)); // make sure the inactive lane is 1 when check ALL8H/ALL16H condition latter.
+ p->MOV(exp, GenRegister::immud(32)); // make sure the inactive lane is 1 when check ALL8H/ALL16H condition latter.
p->pop();
p->FBH(exp, high);
p->ADD(exp, GenRegister::negate(exp), GenRegister::immud(31)); //exp = 32 when high == 0
--
1.7.10.4
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