From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:40147) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hHkWa-0008Sh-W4 for qemu-devel@nongnu.org; Sat, 20 Apr 2019 03:35:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hHkWa-0007tf-00 for qemu-devel@nongnu.org; Sat, 20 Apr 2019 03:35:00 -0400 Received: from mail-pg1-x544.google.com ([2607:f8b0:4864:20::544]:35514) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hHkWZ-0007tJ-Qa for qemu-devel@nongnu.org; Sat, 20 Apr 2019 03:34:59 -0400 Received: by mail-pg1-x544.google.com with SMTP id g8so3601647pgf.2 for ; Sat, 20 Apr 2019 00:34:59 -0700 (PDT) From: Richard Henderson Date: Fri, 19 Apr 2019 21:34:12 -1000 Message-Id: <20190420073442.7488-9-richard.henderson@linaro.org> In-Reply-To: <20190420073442.7488-1-richard.henderson@linaro.org> References: <20190420073442.7488-1-richard.henderson@linaro.org> Subject: [Qemu-devel] [PATCH 08/38] tcg: Add tcg_out_dupm_vec to the backend interface List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: david@redhat.com Currently stubbed out in all backends that support vectors. Signed-off-by: Richard Henderson --- tcg/aarch64/tcg-target.inc.c | 6 ++++++ tcg/i386/tcg-target.inc.c | 7 +++++++ tcg/tcg.c | 19 ++++++++++++++++++- 3 files changed, 31 insertions(+), 1 deletion(-) diff --git a/tcg/aarch64/tcg-target.inc.c b/tcg/aarch64/tcg-target.inc.c index b272822969..3f95930e88 100644 --- a/tcg/aarch64/tcg-target.inc.c +++ b/tcg/aarch64/tcg-target.inc.c @@ -822,6 +822,12 @@ static bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece, return true; } +static bool tcg_out_dupm_vec(TCGContext *s, TCGType type, unsigned vece, + TCGReg r, TCGReg base, intptr_t offset) +{ + return false; +} + static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg rd, tcg_target_long value) { diff --git a/tcg/i386/tcg-target.inc.c b/tcg/i386/tcg-target.inc.c index 49691c4f56..0be7d8f589 100644 --- a/tcg/i386/tcg-target.inc.c +++ b/tcg/i386/tcg-target.inc.c @@ -891,6 +891,13 @@ static bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece, return true; } +static bool tcg_out_dupm_vec(TCGContext *s, TCGType type, unsigned vece, + TCGReg r, TCGReg base, intptr_t offset) +{ + return false; +} + + static void tcg_out_dupi_vec(TCGContext *s, TCGType type, TCGReg ret, tcg_target_long arg) { diff --git a/tcg/tcg.c b/tcg/tcg.c index 55498b63d7..1c34c08791 100644 --- a/tcg/tcg.c +++ b/tcg/tcg.c @@ -110,6 +110,8 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args, #if TCG_TARGET_MAYBE_vec static bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece, TCGReg dst, TCGReg src); +static bool tcg_out_dupm_vec(TCGContext *s, TCGType type, unsigned vece, + TCGReg dst, TCGReg base, intptr_t offset); static void tcg_out_dupi_vec(TCGContext *s, TCGType type, TCGReg dst, tcg_target_long arg); static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc, unsigned vecl, @@ -121,6 +123,11 @@ static inline bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece, { g_assert_not_reached(); } +static inline bool tcg_out_dupm_vec(TCGContext *s, TCGType type, unsigned vece, + TCGReg dst, TCGReg base, intptr_t offset) +{ + g_assert_not_reached(); +} static inline void tcg_out_dupi_vec(TCGContext *s, TCGType type, TCGReg dst, tcg_target_long arg) { @@ -3416,6 +3423,7 @@ static void tcg_reg_alloc_dup(TCGContext *s, const TCGOp *op) TCGRegSet dup_out_regs, dup_in_regs; TCGTemp *its, *ots; TCGType itype, vtype; + intptr_t endian_fixup; unsigned vece; bool ok; @@ -3485,7 +3493,16 @@ static void tcg_reg_alloc_dup(TCGContext *s, const TCGOp *op) /* fall through */ case TEMP_VAL_MEM: - /* TODO: dup from memory */ +#ifdef HOST_WORDS_BIGENDIAN + endian_fixup = itype == TCG_TYPE_I32 ? 4 : 8; + endian_fixup -= 1 << vece; +#else + endian_fixup = 0; +#endif + if (tcg_out_dupm_vec(s, vtype, vece, ots->reg, its->mem_base->reg, + its->mem_offset + endian_fixup)) { + goto done; + } tcg_out_ld(s, itype, ots->reg, its->mem_base->reg, its->mem_offset); break; -- 2.17.1