[jit] Fix OP_GENERIC_CLASS_INIT on amd64 so it doesn't clobber the first arg register.

[mono.git] / mono / mini / cpu-amd64.md

diff --git a/mono/mini/cpu-amd64.md b/mono/mini/cpu-amd64.md
index 4fd06a36d5d885e889b9db7e624dfb4f25b1bb65..a272a7e88e66badecc755e895df67c6131eb52bd 100755 (executable)
--- a/mono/mini/cpu-amd64.md
+++ b/mono/mini/cpu-amd64.md
@@ -16,10 +16,11 @@
 #      b  base register (used in address references)
 #      f  floating point register
 #      a  EAX register
-#   d  EDX register
+#  d  EDX register
 #      l  long reg (forced eax:edx)
-#   s  ECX register
-#   c  register which can be used as a byte register (RAX..RDX)
+#  s  ECX register
+#  c  register which can be used as a byte register (RAX..RDX)
+#  A - first arg reg (rdi/rcx)
 #
 # len:number         describe the maximun length in bytes of the instruction
 #                   number is a positive integer.  If the length is not specified
@@ -796,3 +797,4 @@ gc_liveness_use: len:0
 gc_spill_slot_liveness_def: len:0
 gc_param_slot_liveness_def: len:0
 
+generic_class_init: src1:A len:32