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X-Received-From: 2607:f8b0:4864:20::644 Subject: [Qemu-devel] [PATCH 10/38] tcg/aarch64: Implement tcg_out_dupm_vec X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: david@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Richard Henderson --- tcg/aarch64/tcg-target.inc.c | 38 ++++++++++++++++++++++++++++++++++-- 1 file changed, 36 insertions(+), 2 deletions(-) diff --git a/tcg/aarch64/tcg-target.inc.c b/tcg/aarch64/tcg-target.inc.c index 3f95930e88..1db4e22365 100644 --- a/tcg/aarch64/tcg-target.inc.c +++ b/tcg/aarch64/tcg-target.inc.c @@ -381,6 +381,9 @@ typedef enum { I3207_BLR =3D 0xd63f0000, I3207_RET =3D 0xd65f0000, =20 + /* AdvSIMD load/store single structure. */ + I3303_LD1R =3D 0x0d40c000, + /* Load literal for loading the address at pc-relative offset */ I3305_LDR =3D 0x58000000, I3305_LDR_v64 =3D 0x5c000000, @@ -414,6 +417,8 @@ typedef enum { I3312_LDRVQ =3D 0x3c000000 | 3 << 22 | 0 << 30, I3312_STRVQ =3D 0x3c000000 | 2 << 22 | 0 << 30, =20 + + I3312_TO_I3310 =3D 0x00200800, I3312_TO_I3313 =3D 0x01000000, =20 @@ -566,7 +571,14 @@ static inline uint32_t tcg_in32(TCGContext *s) #define tcg_out_insn(S, FMT, OP, ...) \ glue(tcg_out_insn_,FMT)(S, glue(glue(glue(I,FMT),_),OP), ## __VA_ARGS_= _) =20 -static void tcg_out_insn_3305(TCGContext *s, AArch64Insn insn, int imm19, = TCGReg rt) +static void tcg_out_insn_3303(TCGContext *s, AArch64Insn insn, bool q, + TCGReg rt, TCGReg rn, unsigned size) +{ + tcg_out32(s, insn | (rt & 0x1f) | (rn << 5) | (size << 10) | (q << 30)= ); +} + +static void tcg_out_insn_3305(TCGContext *s, AArch64Insn insn, + int imm19, TCGReg rt) { tcg_out32(s, insn | (imm19 & 0x7ffff) << 5 | rt); } @@ -825,7 +837,29 @@ static bool tcg_out_dup_vec(TCGContext *s, TCGType typ= e, unsigned vece, static bool tcg_out_dupm_vec(TCGContext *s, TCGType type, unsigned vece, TCGReg r, TCGReg base, intptr_t offset) { - return false; + if (offset !=3D 0) { + AArch64Insn add_insn =3D I3401_ADDI; + TCGReg temp =3D TCG_REG_TMP; + + if (offset < 0) { + add_insn =3D I3401_SUBI; + offset =3D -offset; + } + if (offset <=3D 0xfff) { + tcg_out_insn_3401(s, add_insn, 1, temp, base, offset); + } else if (offset <=3D 0xffffff) { + tcg_out_insn_3401(s, add_insn, 1, temp, base, offset & 0xfff00= 0); + if (offset & 0xfff) { + tcg_out_insn_3401(s, add_insn, 1, temp, base, offset & 0xf= ff); + } + } else { + tcg_out_movi(s, TCG_TYPE_PTR, temp, offset); + tcg_out_insn(s, 3502, ADD, 1, temp, temp, base); + } + base =3D temp; + } + tcg_out_insn(s, 3303, LD1R, type =3D=3D TCG_TYPE_V128, r, base, vece); + return true; } =20 static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg rd, --=20 2.17.1