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| author | Richard Henderson | 2021-12-16 15:33:47 +0100 |
|---|---|---|
| committer | Richard Henderson | 2022-03-04 19:50:41 +0100 |
| commit | 47b331b2a8dae9d414971de1d92b4b8a2fbcfe89 (patch) | |
| tree | 7949b61308dee1f451d942aca002e875337f8e3b /tcg | |
| parent | tcg/i386: Implement avx512 variable shifts (diff) | |
| download | qemu-47b331b2a8dae9d414971de1d92b4b8a2fbcfe89.tar.gz qemu-47b331b2a8dae9d414971de1d92b4b8a2fbcfe89.tar.xz qemu-47b331b2a8dae9d414971de1d92b4b8a2fbcfe89.zip | |
tcg/i386: Implement avx512 scalar shift
AVX512VL has VPSRAQ.
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg')
| -rw-r--r-- | tcg/i386/tcg-target.c.inc | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/tcg/i386/tcg-target.c.inc b/tcg/i386/tcg-target.c.inc index 055db88422..1ef34f0b52 100644 --- a/tcg/i386/tcg-target.c.inc +++ b/tcg/i386/tcg-target.c.inc @@ -369,6 +369,7 @@ static bool tcg_target_const_match(int64_t val, TCGType type, int ct) #define OPC_PSLLQ (0xf3 | P_EXT | P_DATA16) #define OPC_PSRAW (0xe1 | P_EXT | P_DATA16) #define OPC_PSRAD (0xe2 | P_EXT | P_DATA16) +#define OPC_VPSRAQ (0x72 | P_EXT | P_DATA16 | P_VEXW | P_EVEX) #define OPC_PSRLW (0xd1 | P_EXT | P_DATA16) #define OPC_PSRLD (0xd2 | P_EXT | P_DATA16) #define OPC_PSRLQ (0xd3 | P_EXT | P_DATA16) @@ -2854,7 +2855,7 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc, OPC_UD2, OPC_PSRLW, OPC_PSRLD, OPC_PSRLQ }; static int const sars_insn[4] = { - OPC_UD2, OPC_PSRAW, OPC_PSRAD, OPC_UD2 + OPC_UD2, OPC_PSRAW, OPC_PSRAD, OPC_VPSRAQ }; static int const abs_insn[4] = { /* TODO: AVX512 adds support for MO_64. */ @@ -3330,7 +3331,14 @@ int tcg_can_emit_vec_op(TCGOpcode opc, TCGType type, unsigned vece) case INDEX_op_shrs_vec: return vece >= MO_16; case INDEX_op_sars_vec: - return vece >= MO_16 && vece <= MO_32; + switch (vece) { + case MO_16: + case MO_32: + return 1; + case MO_64: + return have_avx512vl; + } + return 0; case INDEX_op_rotls_vec: return vece >= MO_16 ? -1 : 0; |