[Qemu-devel] [PATCH v5 10/10] tcg/tci: enable bswap16_i64

[Philippe Mathieu-Daudé]

Altough correctly implemented, bswap16_i64() never got tested/executed so the
safety TODO() statement was never removed.

Since it got now tested the TODO() can be removed.

while running Alex Bennée's image aarch64-linux-3.15rc2-buildroot.img:

Trace 0x7fa1904b0890 [0: ffffffc00036cd04]
----------------
IN:
0xffffffc00036cd24:  5ac00694      rev16 w20, w20

OP:
 ---- ffffffc00036cd24 0000000000000000 0000000000000000
 ext32u_i64 tmp3,x20
 ext16u_i64 tmp2,tmp3
 bswap16_i64 x20,tmp2
 movi_i64 tmp4,$0x10
 shr_i64 tmp2,tmp3,tmp4
 ext16u_i64 tmp2,tmp2
 bswap16_i64 tmp2,tmp2
 deposit_i64 x20,x20,tmp2,$0x10,$0x10

Linking TBs 0x7fa1904b0890 [ffffffc00036cd04] index 0 -> 0x7fa1904b0aa0 
[ffffffc00036cd24]
Trace 0x7fa1904b0aa0 [0: ffffffc00036cd24]
TODO qemu/tci.c:1049: tcg_qemu_tb_exec()
qemu/tci.c:1049: tcg fatal error
Aborted

Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
Signed-off-by: Jaroslaw Pelczar <address@hidden>
Reviewed-by: Alex Bennée <address@hidden>
Reviewed-by: Eric Blake <address@hidden>
Reviewed-by: Stefan Weil <address@hidden>
---
 tcg/tci.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/tcg/tci.c b/tcg/tci.c
index 4bdc645f2a..f39bfb95c0 100644
--- a/tcg/tci.c
+++ b/tcg/tci.c
@@ -1046,7 +1046,6 @@ uintptr_t tcg_qemu_tb_exec(CPUArchState *env, uint8_t 
*tb_ptr)
             break;
 #if TCG_TARGET_HAS_bswap16_i64
         case INDEX_op_bswap16_i64:
-            TODO();
             t0 = *tb_ptr++;
             t1 = tci_read_r16(&tb_ptr);
             tci_write_reg64(t0, bswap16(t1));
-- 
2.13.2