summary refs log tree commit diff stats
path: root/tcg/s390x/tcg-target-con-set.h
diff options
context:
space:
mode:
Diffstat (limited to 'tcg/s390x/tcg-target-con-set.h')
-rw-r--r--tcg/s390x/tcg-target-con-set.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/tcg/s390x/tcg-target-con-set.h b/tcg/s390x/tcg-target-con-set.h
index cbad91b2b5..9a42037499 100644
--- a/tcg/s390x/tcg-target-con-set.h
+++ b/tcg/s390x/tcg-target-con-set.h
@@ -8,6 +8,9 @@
  * C_On_Im(...) defines a constraint set with <n> outputs and <m> inputs.
  * Each operand should be a sequence of constraint letters as defined by
  * tcg-target-con-str.h; the constraint combination is inclusive or.
+ *
+ * C_Nn_Om_Ik(...) defines a constraint set with <n + m> outputs and <k>
+ * inputs, except that the first <n> outputs must use new registers.
  */
 C_O0_I1(r)
 C_O0_I2(r, r)
@@ -41,6 +44,5 @@ C_O2_I1(o, m, r)
 C_O2_I2(o, m, 0, r)
 C_O2_I2(o, m, r, r)
 C_O2_I3(o, m, 0, 1, r)
-C_O2_I4(r, r, 0, 1, rA, r)
-C_O2_I4(r, r, 0, 1, ri, r)
-C_O2_I4(r, r, 0, 1, r, r)
+C_N1_O1_I4(r, r, 0, 1, ri, r)
+C_N1_O1_I4(r, r, 0, 1, rA, r)