if operand is positive, then pad zero at high 32 bit.
Signed-off-by: Homer Hsing <[email protected]>
---
backend/src/backend/gen_context.cpp | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/backend/src/backend/gen_context.cpp
b/backend/src/backend/gen_context.cpp
index 43b3bc7..6007904 100644
--- a/backend/src/backend/gen_context.cpp
+++ b/backend/src/backend/gen_context.cpp
@@ -811,12 +811,13 @@ namespace gbe
p->SEL(d, d, e);
p->curr.predicate = GEN_PREDICATE_NONE;
p->AND(a, a, GenRegister::immud(32));
+ p->ASR(f, f, GenRegister::immd(31));
p->MOV(flagReg, GenRegister::immuw(0xFFFF));
p->curr.predicate = GEN_PREDICATE_NORMAL;
p->curr.useFlag(flagReg.flag_nr(), flagReg.flag_subnr());
p->CMP(GEN_CONDITIONAL_Z, a, zero);
p->SEL(d, d, c);
- p->SEL(c, c, GenRegister::immd(-1));
+ p->SEL(c, c, f);
p->pop();
storeBottomHalf(dest, d);
storeTopHalf(dest, c);
--
1.8.3.2
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