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authorRichard Henderson <rth@twiddle.net>2009-12-13 17:48:55 -0800
committerAurelien Jarno <aurelien@aurel32.net>2009-12-17 18:12:04 +0100
commit68bd052ee124d127bb8b39cda23ae71a8e526825 (patch)
treeedbf3a6830bfcc2ce5092d493b356a2be4ff1bf0 /target-alpha
parent06445248d23d2422a0fb5736b64f9e5a66539749 (diff)
target-alpha: Fix cvtlq.
We were missing the 0xc0000000 mask, leading to incorrect results. Signed-off-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'target-alpha')
-rw-r--r--target-alpha/op_helper.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/target-alpha/op_helper.c b/target-alpha/op_helper.c
index 8eba5ec94..ff120ade3 100644
--- a/target-alpha/op_helper.c
+++ b/target-alpha/op_helper.c
@@ -954,7 +954,9 @@ uint64_t helper_cvtqg (uint64_t a)
uint64_t helper_cvtlq (uint64_t a)
{
- return (int64_t)((int32_t)((a >> 32) | ((a >> 29) & 0x3FFFFFFF)));
+ int32_t lo = a >> 29;
+ int32_t hi = a >> 32;
+ return (lo & 0x3FFFFFFF) | (hi & 0xc0000000);
}
static inline uint64_t __helper_cvtql(uint64_t a, int s, int v)