diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2024-01-10 09:15:07 +1100 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2024-02-03 23:53:49 +0000 |
| commit | d3d1c30c63bba87e178b89e6610cec5a1d2afb7a (patch) | |
| tree | 97aea65819cbbe73ad1abdff86712b52e972c25f /tcg/i386/tcg-target-con-str.h | |
| parent | 303214aac96da86b5b11dd8aa16e646a63d3bbab (diff) | |
tcg/i386: Improve TSTNE/TESTEQ vs powers of two
Use "test x,x" when the bit is one of the 4 sign bits.
Use "bt imm,x" otherwise.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/i386/tcg-target-con-str.h')
| -rw-r--r-- | tcg/i386/tcg-target-con-str.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tcg/i386/tcg-target-con-str.h b/tcg/i386/tcg-target-con-str.h index 95a30e58cd..cc22db227b 100644 --- a/tcg/i386/tcg-target-con-str.h +++ b/tcg/i386/tcg-target-con-str.h @@ -28,5 +28,6 @@ REGS('s', ALL_BYTEL_REGS & ~SOFTMMU_RESERVE_REGS) /* qemu_st8_i32 data */ */ CONST('e', TCG_CT_CONST_S32) CONST('I', TCG_CT_CONST_I32) +CONST('T', TCG_CT_CONST_TST) CONST('W', TCG_CT_CONST_WSZ) CONST('Z', TCG_CT_CONST_U32) |