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authorEdgar E. Iglesias <edgar.iglesias@xilinx.com>2016-05-12 13:22:26 +0100
committerPeter Maydell <peter.maydell@linaro.org>2016-05-12 13:22:26 +0100
commit1d41478fd428e01f057d3248292e4cdcdb048523 (patch)
treee6aeb32d404b3bbd59fa0111c7ee6f92175678c8
parentdddb5223413c5425ae6eaeb3b967627efc9675f7 (diff)
tcg: Add tcg_set_insn_param
Add tcg_set_insn_param as a mechanism to modify an insn parameter after emiting the insn. This is useful for icount and also for embedding fault information for a specific insn. Reviewed-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Message-id: 1461931684-1867-2-git-send-email-edgar.iglesias@gmail.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--tcg/tcg.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/tcg/tcg.h b/tcg/tcg.h
index 40c8fbe2ae..01dfebd9a2 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -595,6 +595,12 @@ struct TCGContext {
extern TCGContext tcg_ctx;
+static inline void tcg_set_insn_param(int op_idx, int arg, TCGArg v)
+{
+ int op_argi = tcg_ctx.gen_op_buf[op_idx].args;
+ tcg_ctx.gen_opparam_buf[op_argi + arg] = v;
+}
+
/* The number of opcodes emitted so far. */
static inline int tcg_op_buf_count(void)
{