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[76.14.210.194]) by smtp.gmail.com with ESMTPSA id j14-20020a170903028e00b00192849e1d0asm7343953plr.116.2022.12.29.16.02.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Dec 2022 16:02:49 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PULL 29/47] tcg: Replace TCG_TARGET_CALL_ALIGN_ARGS with TCG_TARGET_CALL_ARG_I64 Date: Thu, 29 Dec 2022 16:02:03 -0800 Message-Id: <20221230000221.2764875-30-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221230000221.2764875-1-richard.henderson@linaro.org> References: <20221230000221.2764875-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::1030; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1030.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org For 32-bit hosts when TCG_TARGET_CALL_ALIGN_ARGS was set, use TCG_CALL_ARG_EVEN. For 64-bit hosts, TCG_TARGET_CALL_ALIGN_ARGS was silently ignored, so always use TCG_CALL_ARG_NORMAL. Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Richard Henderson --- tcg/aarch64/tcg-target.h | 2 +- tcg/arm/tcg-target.h | 2 +- tcg/i386/tcg-target.h | 1 + tcg/loongarch64/tcg-target.h | 2 +- tcg/mips/tcg-target.h | 3 ++- tcg/riscv/tcg-target.h | 6 +++++- tcg/s390x/tcg-target.h | 1 + tcg/sparc64/tcg-target.h | 1 + tcg/tci/tcg-target.h | 5 +++++ tcg/tcg.c | 6 ++++-- tcg/ppc/tcg-target.c.inc | 21 ++++++++------------- 11 files changed, 30 insertions(+), 20 deletions(-) diff --git a/tcg/aarch64/tcg-target.h b/tcg/aarch64/tcg-target.h index e145d50fef..d9dd777caa 100644 --- a/tcg/aarch64/tcg-target.h +++ b/tcg/aarch64/tcg-target.h @@ -51,8 +51,8 @@ typedef enum { /* used for function call generation */ #define TCG_REG_CALL_STACK TCG_REG_SP #define TCG_TARGET_STACK_ALIGN 16 -#define TCG_TARGET_CALL_ALIGN_ARGS 1 #define TCG_TARGET_CALL_STACK_OFFSET 0 +#define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_NORMAL /* optional instructions */ #define TCG_TARGET_HAS_div_i32 1 diff --git a/tcg/arm/tcg-target.h b/tcg/arm/tcg-target.h index 56c1ac4586..09dd0550aa 100644 --- a/tcg/arm/tcg-target.h +++ b/tcg/arm/tcg-target.h @@ -88,8 +88,8 @@ extern bool use_neon_instructions; /* used for function call generation */ #define TCG_TARGET_STACK_ALIGN 8 -#define TCG_TARGET_CALL_ALIGN_ARGS 1 #define TCG_TARGET_CALL_STACK_OFFSET 0 +#define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_EVEN /* optional instructions */ #define TCG_TARGET_HAS_ext8s_i32 1 diff --git a/tcg/i386/tcg-target.h b/tcg/i386/tcg-target.h index 00fcbe297d..42628a2791 100644 --- a/tcg/i386/tcg-target.h +++ b/tcg/i386/tcg-target.h @@ -98,6 +98,7 @@ typedef enum { #else #define TCG_TARGET_CALL_STACK_OFFSET 0 #endif +#define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_NORMAL extern bool have_bmi1; extern bool have_popcnt; diff --git a/tcg/loongarch64/tcg-target.h b/tcg/loongarch64/tcg-target.h index a659c8d6fd..19d4c07170 100644 --- a/tcg/loongarch64/tcg-target.h +++ b/tcg/loongarch64/tcg-target.h @@ -92,8 +92,8 @@ typedef enum { /* used for function call generation */ #define TCG_REG_CALL_STACK TCG_REG_SP #define TCG_TARGET_STACK_ALIGN 16 -#define TCG_TARGET_CALL_ALIGN_ARGS 1 #define TCG_TARGET_CALL_STACK_OFFSET 0 +#define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_NORMAL /* optional instructions */ #define TCG_TARGET_HAS_movcond_i32 0 diff --git a/tcg/mips/tcg-target.h b/tcg/mips/tcg-target.h index 7669213175..bb7312aed4 100644 --- a/tcg/mips/tcg-target.h +++ b/tcg/mips/tcg-target.h @@ -83,10 +83,11 @@ typedef enum { #define TCG_TARGET_STACK_ALIGN 16 #if _MIPS_SIM == _ABIO32 # define TCG_TARGET_CALL_STACK_OFFSET 16 +# define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_EVEN #else # define TCG_TARGET_CALL_STACK_OFFSET 0 +# define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_NORMAL #endif -#define TCG_TARGET_CALL_ALIGN_ARGS 1 /* MOVN/MOVZ instructions detection */ #if (defined(__mips_isa_rev) && (__mips_isa_rev >= 1)) || \ diff --git a/tcg/riscv/tcg-target.h b/tcg/riscv/tcg-target.h index 11c9b3e4f4..2ab4b8d04a 100644 --- a/tcg/riscv/tcg-target.h +++ b/tcg/riscv/tcg-target.h @@ -81,8 +81,12 @@ typedef enum { /* used for function call generation */ #define TCG_REG_CALL_STACK TCG_REG_SP #define TCG_TARGET_STACK_ALIGN 16 -#define TCG_TARGET_CALL_ALIGN_ARGS 1 #define TCG_TARGET_CALL_STACK_OFFSET 0 +#if TCG_TARGET_REG_BITS == 32 +#define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_EVEN +#else +#define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_NORMAL +#endif /* optional instructions */ #define TCG_TARGET_HAS_movcond_i32 0 diff --git a/tcg/s390x/tcg-target.h b/tcg/s390x/tcg-target.h index 23e2063667..3f77fcf5b3 100644 --- a/tcg/s390x/tcg-target.h +++ b/tcg/s390x/tcg-target.h @@ -166,6 +166,7 @@ extern uint64_t s390_facilities[3]; /* used for function call generation */ #define TCG_TARGET_STACK_ALIGN 8 #define TCG_TARGET_CALL_STACK_OFFSET 160 +#define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_NORMAL #define TCG_TARGET_EXTEND_ARGS 1 #define TCG_TARGET_HAS_MEMORY_BSWAP 1 diff --git a/tcg/sparc64/tcg-target.h b/tcg/sparc64/tcg-target.h index 8655acdbe5..44ac164b31 100644 --- a/tcg/sparc64/tcg-target.h +++ b/tcg/sparc64/tcg-target.h @@ -72,6 +72,7 @@ typedef enum { #define TCG_TARGET_STACK_ALIGN 16 #define TCG_TARGET_CALL_STACK_OFFSET (128 + 6*8 + TCG_TARGET_STACK_BIAS) #define TCG_TARGET_EXTEND_ARGS 1 +#define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_NORMAL #if defined(__VIS__) && __VIS__ >= 0x300 #define use_vis3_instructions 1 diff --git a/tcg/tci/tcg-target.h b/tcg/tci/tcg-target.h index ceb36c4f7a..e11c293906 100644 --- a/tcg/tci/tcg-target.h +++ b/tcg/tci/tcg-target.h @@ -158,6 +158,11 @@ typedef enum { /* Used for function call generation. */ #define TCG_TARGET_CALL_STACK_OFFSET 0 #define TCG_TARGET_STACK_ALIGN 8 +#if TCG_TARGET_REG_BITS == 32 +# define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_EVEN +#else +# define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_NORMAL +#endif #define HAVE_TCG_QEMU_TB_EXEC #define TCG_TARGET_NEED_POOL_LABELS diff --git a/tcg/tcg.c b/tcg/tcg.c index 02b2103daf..e4a6689bda 100644 --- a/tcg/tcg.c +++ b/tcg/tcg.c @@ -1542,9 +1542,11 @@ void tcg_gen_callN(void *func, TCGTemp *ret, int nargs, TCGTemp **args) * for passing off to ffi_call. */ want_align = true; -#elif defined(TCG_TARGET_CALL_ALIGN_ARGS) +#else /* Some targets want aligned 64 bit args */ - want_align = is_64bit; + if (is_64bit) { + want_align = TCG_TARGET_CALL_ARG_I64 == TCG_CALL_ARG_EVEN; + } #endif if (TCG_TARGET_REG_BITS < 64 && want_align && (real_args & 1)) { diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc index 9e34df94ba..c2e6bc3296 100644 --- a/tcg/ppc/tcg-target.c.inc +++ b/tcg/ppc/tcg-target.c.inc @@ -45,7 +45,9 @@ #endif #ifdef _CALL_SYSV -# define TCG_TARGET_CALL_ALIGN_ARGS 1 +# define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_EVEN +#else +# define TCG_TARGET_CALL_ARG_I64 TCG_CALL_ARG_NORMAL #endif /* For some memory operations, we need a scratch that isn't R0. For the AIX @@ -2202,9 +2204,7 @@ static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *lb) lo = lb->addrlo_reg; hi = lb->addrhi_reg; if (TCG_TARGET_REG_BITS < TARGET_LONG_BITS) { -#ifdef TCG_TARGET_CALL_ALIGN_ARGS - arg |= 1; -#endif + arg |= (TCG_TARGET_CALL_ARG_I64 == TCG_CALL_ARG_EVEN); tcg_out_mov(s, TCG_TYPE_I32, arg++, hi); tcg_out_mov(s, TCG_TYPE_I32, arg++, lo); } else { @@ -2250,9 +2250,7 @@ static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *lb) lo = lb->addrlo_reg; hi = lb->addrhi_reg; if (TCG_TARGET_REG_BITS < TARGET_LONG_BITS) { -#ifdef TCG_TARGET_CALL_ALIGN_ARGS - arg |= 1; -#endif + arg |= (TCG_TARGET_CALL_ARG_I64 == TCG_CALL_ARG_EVEN); tcg_out_mov(s, TCG_TYPE_I32, arg++, hi); tcg_out_mov(s, TCG_TYPE_I32, arg++, lo); } else { @@ -2266,9 +2264,7 @@ static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *lb) if (TCG_TARGET_REG_BITS == 32) { switch (s_bits) { case MO_64: -#ifdef TCG_TARGET_CALL_ALIGN_ARGS - arg |= 1; -#endif + arg |= (TCG_TARGET_CALL_ARG_I64 == TCG_CALL_ARG_EVEN); tcg_out_mov(s, TCG_TYPE_I32, arg++, hi); /* FALLTHRU */ case MO_32: @@ -2324,9 +2320,8 @@ static bool tcg_out_fail_alignment(TCGContext *s, TCGLabelQemuLdst *l) if (TCG_TARGET_REG_BITS < TARGET_LONG_BITS) { TCGReg arg = TCG_REG_R4; -#ifdef TCG_TARGET_CALL_ALIGN_ARGS - arg |= 1; -#endif + + arg |= (TCG_TARGET_CALL_ARG_I64 == TCG_CALL_ARG_EVEN); if (l->addrlo_reg != arg) { tcg_out_mov(s, TCG_TYPE_I32, arg, l->addrhi_reg); tcg_out_mov(s, TCG_TYPE_I32, arg + 1, l->addrlo_reg);