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| author | Richard Henderson <richard.henderson@linaro.org> | 2021-06-13 12:34:30 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2021-06-29 10:04:57 -0700 |
| commit | 0d57d36af5de88f86e4ec1e1abc716209f791f8f (patch) | |
| tree | f65a866960eb60cf425df71670d704efb2d71daf /tcg/tci.c | |
| parent | 1fce6534403c7b8741f8eb6a3528142c86c1bd93 (diff) | |
| download | qemu-0d57d36af5de88f86e4ec1e1abc716209f791f8f.zip qemu-0d57d36af5de88f86e4ec1e1abc716209f791f8f.tar.gz qemu-0d57d36af5de88f86e4ec1e1abc716209f791f8f.tar.bz2 | |
tcg/tci: Support bswap flags
The existing interpreter zero-extends, ignoring high bits.
Simply add a separate sign-extension opcode if required.
Ensure that the interpreter supports ext16s when bswap16 is enabled.
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/tci.c')
| -rw-r--r-- | tcg/tci.c | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -808,7 +808,8 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env, regs[r0] = (int8_t)regs[r1]; break; #endif -#if TCG_TARGET_HAS_ext16s_i32 || TCG_TARGET_HAS_ext16s_i64 +#if TCG_TARGET_HAS_ext16s_i32 || TCG_TARGET_HAS_ext16s_i64 || \ + TCG_TARGET_HAS_bswap16_i32 || TCG_TARGET_HAS_bswap16_i64 CASE_32_64(ext16s) tci_args_rr(insn, &r0, &r1); regs[r0] = (int16_t)regs[r1]; |