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| author | Richard Henderson <richard.henderson@linaro.org> | 2021-01-31 23:29:26 -1000 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2021-03-06 11:45:21 -0800 |
| commit | db6b7d0c6936cd209e3e8d95aea61ad29ceef5e6 (patch) | |
| tree | 14cc41a3a5d5ac30e14a28cd0e26988963523e9c /tcg/tcg.c | |
| parent | dc09f047eddec8f4a1991c4f5f4a428d7aa3f2c0 (diff) | |
| download | focaccia-qemu-db6b7d0c6936cd209e3e8d95aea61ad29ceef5e6.tar.gz focaccia-qemu-db6b7d0c6936cd209e3e8d95aea61ad29ceef5e6.zip | |
tcg: Split out tcg_raise_tb_overflow
Allow other places in tcg to restart with a smaller tb. Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/tcg.c')
| -rw-r--r-- | tcg/tcg.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/tcg/tcg.c b/tcg/tcg.c index 63a12b197b..bbe3dcee03 100644 --- a/tcg/tcg.c +++ b/tcg/tcg.c @@ -346,6 +346,12 @@ static void set_jmp_reset_offset(TCGContext *s, int which) s->tb_jmp_reset_offset[which] = tcg_current_code_size(s); } +/* Signal overflow, starting over with fewer guest insns. */ +static void QEMU_NORETURN tcg_raise_tb_overflow(TCGContext *s) +{ + siglongjmp(s->jmp_trans, -2); +} + #define C_PFX1(P, A) P##A #define C_PFX2(P, A, B) P##A##_##B #define C_PFX3(P, A, B, C) P##A##_##B##_##C @@ -1310,8 +1316,7 @@ static TCGTemp *tcg_temp_alloc(TCGContext *s) int n = s->nb_temps++; if (n >= TCG_MAX_TEMPS) { - /* Signal overflow, starting over with fewer guest insns. */ - siglongjmp(s->jmp_trans, -2); + tcg_raise_tb_overflow(s); } return memset(&s->temps[n], 0, sizeof(TCGTemp)); } |