From: Dmitry Selyutin <ghostmansd@gmail.com>
Date: Thu, 7 Sep 2023 20:14:27 +0000 (+0300)
Subject: libsvp64: support address operands
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=20e350bf93fd4b80b5de2eb01ff75add9b4999a3;p=openpower-isa.git

libsvp64: support address operands
---

diff --git a/src/libsvp64/codegen.py b/src/libsvp64/codegen.py
index 81008806..29d84daa 100644
--- a/src/libsvp64/codegen.py
+++ b/src/libsvp64/codegen.py
@@ -285,7 +285,7 @@ class DisGenSource(Source):
         def nonzero_handler(span):
             yield from generic_handler(span, "SVP64_OPERAND_NONZERO")
 
-        def signed_handler(span):
+        def signed_handler(span, flags="SVP64_OPERAND_SIGNED"):
             mask = f"(UINT32_C(1) << (UINT32_C({len(span)}) - 1))"
             yield "value = ("
             with self:
@@ -301,9 +301,12 @@ class DisGenSource(Source):
                 yield "-"
                 yield f"{mask}"
             yield ");"
-            yield "flags = SVP64_OPERAND_SIGNED;"
+            yield f"flags = {flags};"
             self.emit("break;")
 
+        def address_handler(span):
+            yield from signed_handler(span, "(SVP64_OPERAND_ADDRESS | SVP64_OPERAND_SIGNED)")
+
         def gpr_handler(span, pair=False):
             if not pair:
                 yield from generic_handler(span, "SVP64_OPERAND_GPR")
@@ -329,6 +332,7 @@ class DisGenSource(Source):
             insndb.GPROperand: fpr_handler,
             insndb.CR3Operand: cr3_handler,
             insndb.CR5Operand: cr5_handler,
+            insndb.TargetAddrOperand: address_handler,
             insndb.SignedOperand: signed_handler,
             insndb.NonZeroOperand: nonzero_handler,
             insndb.DynamicOperand: generic_handler,
diff --git a/src/libsvp64/svp64.h b/src/libsvp64/svp64.h
index d0907a08..e7f397dd 100644
--- a/src/libsvp64/svp64.h
+++ b/src/libsvp64/svp64.h
@@ -39,6 +39,7 @@ struct svp64_operand {
 #define SVP64_OPERAND_CR3       (UINT32_C(1) << UINT32_C(4))
 #define SVP64_OPERAND_CR5       (UINT32_C(1) << UINT32_C(5))
 #define SVP64_OPERAND_NONZERO   (UINT32_C(1) << UINT32_C(6))
+#define SVP64_OPERAND_ADDRESS   (UINT32_C(1) << UINT32_C(7))
 
 struct svp64_ctx {
     struct svp64_record const *record;