@@ -32,6 +32,7 @@
#include "qemu/plugin.h"
#include "qemu/queue.h"
#include "tcg/tcg-mo.h"
+#include "tcg-target-reg-bits.h"
#include "tcg-target.h"
#include "tcg/tcg-cond.h"
#include "tcg/debug-assert.h"
@@ -44,17 +45,6 @@
#define CPU_TEMP_BUF_NLONGS 128
#define TCG_STATIC_FRAME_SIZE (CPU_TEMP_BUF_NLONGS * sizeof(long))
-/* Default target word size to pointer size. */
-#ifndef TCG_TARGET_REG_BITS
-# if UINTPTR_MAX == UINT32_MAX
-# define TCG_TARGET_REG_BITS 32
-# elif UINTPTR_MAX == UINT64_MAX
-# define TCG_TARGET_REG_BITS 64
-# else
-# error Unknown pointer size for tcg target
-# endif
-#endif
-
#if TCG_TARGET_REG_BITS == 32
typedef int32_t tcg_target_long;
typedef uint32_t tcg_target_ulong;
new file mode 100644
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Define target-specific register size
+ * Copyright (c) 2023 Linaro
+ */
+
+#ifndef TCG_TARGET_REG_BITS_H
+#define TCG_TARGET_REG_BITS_H
+
+#define TCG_TARGET_REG_BITS 64
+
+#endif
new file mode 100644
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Define target-specific register size
+ * Copyright (c) 2023 Linaro
+ */
+
+#ifndef TCG_TARGET_REG_BITS_H
+#define TCG_TARGET_REG_BITS_H
+
+#define TCG_TARGET_REG_BITS 32
+
+#endif
new file mode 100644
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Define target-specific register size
+ * Copyright (c) 2008 Fabrice Bellard
+ */
+
+#ifndef TCG_TARGET_REG_BITS_H
+#define TCG_TARGET_REG_BITS_H
+
+#ifdef __x86_64__
+# define TCG_TARGET_REG_BITS 64
+#else
+# define TCG_TARGET_REG_BITS 32
+#endif
+
+#endif
@@ -28,11 +28,9 @@
#define TCG_TARGET_INSN_UNIT_SIZE 1
#ifdef __x86_64__
-# define TCG_TARGET_REG_BITS 64
# define TCG_TARGET_NB_REGS 32
# define MAX_CODE_GEN_BUFFER_SIZE (2 * GiB)
#else
-# define TCG_TARGET_REG_BITS 32
# define TCG_TARGET_NB_REGS 24
# define MAX_CODE_GEN_BUFFER_SIZE UINT32_MAX
#endif
new file mode 100644
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Define target-specific register size
+ * Copyright (c) 2021 WANG Xuerui <git@xen0n.name>
+ */
+
+#ifndef TCG_TARGET_REG_BITS_H
+#define TCG_TARGET_REG_BITS_H
+
+/*
+ * Loongson removed the (incomplete) 32-bit support from kernel and toolchain
+ * for the initial upstreaming of this architecture, so don't bother and just
+ * support the LP64* ABI for now.
+ */
+#if defined(__loongarch64)
+# define TCG_TARGET_REG_BITS 64
+#else
+# error unsupported LoongArch register size
+#endif
+
+#endif
@@ -29,17 +29,6 @@
#ifndef LOONGARCH_TCG_TARGET_H
#define LOONGARCH_TCG_TARGET_H
-/*
- * Loongson removed the (incomplete) 32-bit support from kernel and toolchain
- * for the initial upstreaming of this architecture, so don't bother and just
- * support the LP64* ABI for now.
- */
-#if defined(__loongarch64)
-# define TCG_TARGET_REG_BITS 64
-#else
-# error unsupported LoongArch register size
-#endif
-
#define TCG_TARGET_INSN_UNIT_SIZE 4
#define TCG_TARGET_NB_REGS 32
new file mode 100644
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Define target-specific register size
+ * Copyright (c) 2008-2009 Arnaud Patard <arnaud.patard@rtp-net.org>
+ */
+
+#ifndef TCG_TARGET_REG_BITS_H
+#define TCG_TARGET_REG_BITS_H
+
+#if _MIPS_SIM == _ABIO32
+# define TCG_TARGET_REG_BITS 32
+#elif _MIPS_SIM == _ABIN32 || _MIPS_SIM == _ABI64
+# define TCG_TARGET_REG_BITS 64
+#else
+# error "Unknown ABI"
+#endif
+
+#endif
@@ -27,14 +27,6 @@
#ifndef MIPS_TCG_TARGET_H
#define MIPS_TCG_TARGET_H
-#if _MIPS_SIM == _ABIO32
-# define TCG_TARGET_REG_BITS 32
-#elif _MIPS_SIM == _ABIN32 || _MIPS_SIM == _ABI64
-# define TCG_TARGET_REG_BITS 64
-#else
-# error "Unknown ABI"
-#endif
-
#define TCG_TARGET_INSN_UNIT_SIZE 4
#define TCG_TARGET_NB_REGS 32
new file mode 100644
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Define target-specific register size
+ * Copyright (c) 2008 Fabrice Bellard
+ */
+
+#ifndef TCG_TARGET_REG_BITS_H
+#define TCG_TARGET_REG_BITS_H
+
+#ifdef _ARCH_PPC64
+# define TCG_TARGET_REG_BITS 64
+#else
+# define TCG_TARGET_REG_BITS 32
+#endif
+
+#endif
@@ -25,11 +25,6 @@
#ifndef PPC_TCG_TARGET_H
#define PPC_TCG_TARGET_H
-#ifdef _ARCH_PPC64
-# define TCG_TARGET_REG_BITS 64
-#else
-# define TCG_TARGET_REG_BITS 32
-#endif
#define MAX_CODE_GEN_BUFFER_SIZE ((size_t)-1)
#define TCG_TARGET_NB_REGS 64
new file mode 100644
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Define target-specific register size
+ * Copyright (c) 2018 SiFive, Inc
+ */
+
+#ifndef TCG_TARGET_REG_BITS_H
+#define TCG_TARGET_REG_BITS_H
+
+/*
+ * We don't support oversize guests.
+ * Since we will only build tcg once, this in turn requires a 64-bit host.
+ */
+#if __riscv_xlen != 64
+#error "unsupported code generation mode"
+#endif
+#define TCG_TARGET_REG_BITS 64
+
+#endif
@@ -25,15 +25,6 @@
#ifndef RISCV_TCG_TARGET_H
#define RISCV_TCG_TARGET_H
-/*
- * We don't support oversize guests.
- * Since we will only build tcg once, this in turn requires a 64-bit host.
- */
-#if __riscv_xlen != 64
-#error "unsupported code generation mode"
-#endif
-#define TCG_TARGET_REG_BITS 64
-
#define TCG_TARGET_INSN_UNIT_SIZE 4
#define TCG_TARGET_NB_REGS 32
#define MAX_CODE_GEN_BUFFER_SIZE ((size_t)-1)
new file mode 100644
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Define target-specific register size
+ * Copyright (c) 2009 Ulrich Hecht <uli@suse.de>
+ */
+
+#ifndef TCG_TARGET_REG_BITS_H
+#define TCG_TARGET_REG_BITS_H
+
+/* We only support generating code for 64-bit mode. */
+#if UINTPTR_MAX == UINT64_MAX
+# define TCG_TARGET_REG_BITS 64
+#else
+# error "unsupported code generation mode"
+#endif
+
+#endif
new file mode 100644
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Define target-specific register size
+ * Copyright (c) 2023 Linaro
+ */
+
+#ifndef TCG_TARGET_REG_BITS_H
+#define TCG_TARGET_REG_BITS_H
+
+#define TCG_TARGET_REG_BITS 64
+
+#endif
new file mode 100644
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Define target-specific register size
+ * Copyright (c) 2009, 2011 Stefan Weil
+ */
+
+#ifndef TCG_TARGET_REG_BITS_H
+#define TCG_TARGET_REG_BITS_H
+
+#if UINTPTR_MAX == UINT32_MAX
+# define TCG_TARGET_REG_BITS 32
+#elif UINTPTR_MAX == UINT64_MAX
+# define TCG_TARGET_REG_BITS 64
+#else
+# error Unknown pointer size for tci target
+#endif
+
+#endif
@@ -44,14 +44,6 @@
#define TCG_TARGET_INSN_UNIT_SIZE 4
#define MAX_CODE_GEN_BUFFER_SIZE ((size_t)-1)
-#if UINTPTR_MAX == UINT32_MAX
-# define TCG_TARGET_REG_BITS 32
-#elif UINTPTR_MAX == UINT64_MAX
-# define TCG_TARGET_REG_BITS 64
-#else
-# error Unknown pointer size for tci target
-#endif
-
/* Optional instructions. */
#define TCG_TARGET_HAS_bswap16_i32 1
@@ -24,11 +24,6 @@
* THE SOFTWARE.
*/
-/* We only support generating code for 64-bit mode. */
-#if TCG_TARGET_REG_BITS != 64
-#error "unsupported code generation mode"
-#endif
-
#include "../tcg-ldst.c.inc"
#include "../tcg-pool.c.inc"
#include "elf.h"
Often, the only thing we need to know about the TCG host is the register size. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- include/tcg/tcg.h | 12 +----------- tcg/aarch64/tcg-target-reg-bits.h | 12 ++++++++++++ tcg/arm/tcg-target-reg-bits.h | 12 ++++++++++++ tcg/i386/tcg-target-reg-bits.h | 16 ++++++++++++++++ tcg/i386/tcg-target.h | 2 -- tcg/loongarch64/tcg-target-reg-bits.h | 21 +++++++++++++++++++++ tcg/loongarch64/tcg-target.h | 11 ----------- tcg/mips/tcg-target-reg-bits.h | 18 ++++++++++++++++++ tcg/mips/tcg-target.h | 8 -------- tcg/ppc/tcg-target-reg-bits.h | 16 ++++++++++++++++ tcg/ppc/tcg-target.h | 5 ----- tcg/riscv/tcg-target-reg-bits.h | 19 +++++++++++++++++++ tcg/riscv/tcg-target.h | 9 --------- tcg/s390x/tcg-target-reg-bits.h | 17 +++++++++++++++++ tcg/sparc64/tcg-target-reg-bits.h | 12 ++++++++++++ tcg/tci/tcg-target-reg-bits.h | 18 ++++++++++++++++++ tcg/tci/tcg-target.h | 8 -------- tcg/s390x/tcg-target.c.inc | 5 ----- 18 files changed, 162 insertions(+), 59 deletions(-) create mode 100644 tcg/aarch64/tcg-target-reg-bits.h create mode 100644 tcg/arm/tcg-target-reg-bits.h create mode 100644 tcg/i386/tcg-target-reg-bits.h create mode 100644 tcg/loongarch64/tcg-target-reg-bits.h create mode 100644 tcg/mips/tcg-target-reg-bits.h create mode 100644 tcg/ppc/tcg-target-reg-bits.h create mode 100644 tcg/riscv/tcg-target-reg-bits.h create mode 100644 tcg/s390x/tcg-target-reg-bits.h create mode 100644 tcg/sparc64/tcg-target-reg-bits.h create mode 100644 tcg/tci/tcg-target-reg-bits.h