accel/tcg: use units.h for defining code gen buffer sizes
It's easier to read. Signed-off-by: Alex Bennée <alex.bennee@linaro.org> Reviewed-by: Niek Linnenbank <nieklinnenbank@gmail.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com> Message-Id: <20200228192415.19867-2-alex.bennee@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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@ -18,6 +18,7 @@
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*/
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#include "qemu/osdep.h"
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#include "qemu/units.h"
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#include "qemu-common.h"
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#define NO_CPU_IO_DEFS
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@ -901,33 +902,33 @@ static void page_lock_pair(PageDesc **ret_p1, tb_page_addr_t phys1,
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/* Minimum size of the code gen buffer. This number is randomly chosen,
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but not so small that we can't have a fair number of TB's live. */
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#define MIN_CODE_GEN_BUFFER_SIZE (1024u * 1024)
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#define MIN_CODE_GEN_BUFFER_SIZE (1 * MiB)
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/* Maximum size of the code gen buffer we'd like to use. Unless otherwise
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indicated, this is constrained by the range of direct branches on the
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host cpu, as used by the TCG implementation of goto_tb. */
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#if defined(__x86_64__)
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# define MAX_CODE_GEN_BUFFER_SIZE (2ul * 1024 * 1024 * 1024)
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# define MAX_CODE_GEN_BUFFER_SIZE (2 * GiB)
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#elif defined(__sparc__)
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# define MAX_CODE_GEN_BUFFER_SIZE (2ul * 1024 * 1024 * 1024)
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# define MAX_CODE_GEN_BUFFER_SIZE (2 * GiB)
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#elif defined(__powerpc64__)
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# define MAX_CODE_GEN_BUFFER_SIZE (2ul * 1024 * 1024 * 1024)
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# define MAX_CODE_GEN_BUFFER_SIZE (2 * GiB)
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#elif defined(__powerpc__)
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# define MAX_CODE_GEN_BUFFER_SIZE (32u * 1024 * 1024)
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# define MAX_CODE_GEN_BUFFER_SIZE (32 * MiB)
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#elif defined(__aarch64__)
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# define MAX_CODE_GEN_BUFFER_SIZE (2ul * 1024 * 1024 * 1024)
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# define MAX_CODE_GEN_BUFFER_SIZE (2 * GiB)
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#elif defined(__s390x__)
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/* We have a +- 4GB range on the branches; leave some slop. */
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# define MAX_CODE_GEN_BUFFER_SIZE (3ul * 1024 * 1024 * 1024)
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# define MAX_CODE_GEN_BUFFER_SIZE (3 * GiB)
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#elif defined(__mips__)
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/* We have a 256MB branch region, but leave room to make sure the
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main executable is also within that region. */
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# define MAX_CODE_GEN_BUFFER_SIZE (128ul * 1024 * 1024)
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# define MAX_CODE_GEN_BUFFER_SIZE (128 * MiB)
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#else
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# define MAX_CODE_GEN_BUFFER_SIZE ((size_t)-1)
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#endif
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#define DEFAULT_CODE_GEN_BUFFER_SIZE_1 (32u * 1024 * 1024)
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#define DEFAULT_CODE_GEN_BUFFER_SIZE_1 (32 * MiB)
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#define DEFAULT_CODE_GEN_BUFFER_SIZE \
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(DEFAULT_CODE_GEN_BUFFER_SIZE_1 < MAX_CODE_GEN_BUFFER_SIZE \
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