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tcg: Add tcg_out_tb_start backend hook

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This hook may emit code at the beginning of the TB.

Suggested-by: Jordan Niethe <jniethe5@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-08-15 16:34:59 +00:00
parent 722460652b
commit 9358fbbf6e
11 changed files with 53 additions and 0 deletions
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5
tcg/sparc64/tcg-target.c.inc
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@ -962,6 +962,11 @@ static void tcg_target_qemu_prologue(TCGContext *s)
tcg_out_movi_s13(s, TCG_REG_O0, 0);
}
static void tcg_out_tb_start(TCGContext *s)
{
/* nothing to do */
}
static void tcg_out_nop_fill(tcg_insn_unit *p, int count)
{
int i;