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authorRichard Henderson <richard.henderson@linaro.org>2024-03-13 13:32:29 -1000
committerRichard Henderson <richard.henderson@linaro.org>2024-04-09 07:45:01 -1000
commit07843f75fdaff26950e4ddfd5d03556915fee1a7 (patch)
tree318f62446ce5ca732bd5dd31a1a1bc0e8f0ccbf4 /include
parent5888357942da1fd5a50efb6e4a6af8b1a27a5af8 (diff)
tcg: Add TCGContext.emit_before_op
Allow operations to be emitted via normal expanders into the middle of the opcode stream. Tested-by: Jørgen Hansen <Jorgen.Hansen@wdc.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'include')
-rw-r--r--include/tcg/tcg.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/tcg/tcg.h b/include/tcg/tcg.h
index 451f3fec41..05a1912f8a 100644
--- a/include/tcg/tcg.h
+++ b/include/tcg/tcg.h
@@ -553,6 +553,12 @@ struct TCGContext {
QTAILQ_HEAD(, TCGOp) ops, free_ops;
QSIMPLEQ_HEAD(, TCGLabel) labels;
+ /*
+ * When clear, new ops are added to the tail of @ops.
+ * When set, new ops are added in front of @emit_before_op.
+ */
+ TCGOp *emit_before_op;
+
/* Tells which temporary holds a given register.
It does not take into account fixed registers */
TCGTemp *reg_to_temp[TCG_TARGET_NB_REGS];