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-rw-r--r--tcg/README13
1 files changed, 13 insertions, 0 deletions
diff --git a/tcg/README b/tcg/README
index 3d6c170efe..f0e21a1c1d 100644
--- a/tcg/README
+++ b/tcg/README
@@ -282,6 +282,14 @@ order bytes must be set to zero.
Indicate that the value of t0 won't be used later. It is useful to
force dead code elimination.
+********* Conditional moves
+
+* setcond_i32/i64 cond, dest, t1, t2
+
+dest = (t1 cond t2)
+
+Set DEST to 1 if (T1 cond T2) is true, otherwise set to 0.
+
********* Type conversions
* ext_i32_i64 t0, t1
@@ -346,6 +354,11 @@ is returned in two 32-bit outputs.
Similar to mul, except two 32-bit (unsigned) inputs T1 and T2 yielding
the full 64-bit product T0. The later is returned in two 32-bit outputs.
+* setcond2_i32 cond, dest, t1_low, t1_high, t2_low, t2_high
+
+Similar to setcond, except that the 64-bit values T1 and T2 are
+formed from two 32-bit arguments. The result is a 32-bit value.
+
********* QEMU specific operations
* tb_exit t0