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authorRichard Henderson2020-10-29 17:49:05 +0100
committerRichard Henderson2021-01-07 16:09:41 +0100
commitd997143533e010b37363b10eddaf18ccb0e5659f (patch)
treeab81d43635bc78c894f5de4038da3993c2e1801e /include/exec
parenttcg: Adjust tb_target_set_jmp_target for split-wx (diff)
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tcg: Make DisasContextBase.tb const
There is nothing within the translators that ought to be changing the TranslationBlock data, so make it const. This does not actually use the read-only copy of the data structure that exists within the rx region. Reviewed-by: Joelle van Dyne <j@getutm.app> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'include/exec')
-rw-r--r--include/exec/gen-icount.h4
-rw-r--r--include/exec/translator.h2
2 files changed, 3 insertions, 3 deletions
diff --git a/include/exec/gen-icount.h b/include/exec/gen-icount.h
index 822c43cfd3..aa4b44354a 100644
--- a/include/exec/gen-icount.h
+++ b/include/exec/gen-icount.h
@@ -32,7 +32,7 @@ static inline void gen_io_end(void)
tcg_temp_free_i32(tmp);
}
-static inline void gen_tb_start(TranslationBlock *tb)
+static inline void gen_tb_start(const TranslationBlock *tb)
{
TCGv_i32 count, imm;
@@ -71,7 +71,7 @@ static inline void gen_tb_start(TranslationBlock *tb)
tcg_temp_free_i32(count);
}
-static inline void gen_tb_end(TranslationBlock *tb, int num_insns)
+static inline void gen_tb_end(const TranslationBlock *tb, int num_insns)
{
if (tb_cflags(tb) & CF_USE_ICOUNT) {
/* Update the num_insn immediate parameter now that we know
diff --git a/include/exec/translator.h b/include/exec/translator.h
index 638e1529c5..24232ead41 100644
--- a/include/exec/translator.h
+++ b/include/exec/translator.h
@@ -67,7 +67,7 @@ typedef enum DisasJumpType {
* Architecture-agnostic disassembly context.
*/
typedef struct DisasContextBase {
- TranslationBlock *tb;
+ const TranslationBlock *tb;
target_ulong pc_first;
target_ulong pc_next;
DisasJumpType is_jmp;