X86: Implement a locking version of NEG.

2009-04-19 04:56:28 -07:00 · 2009-04-19 04:56:28 -07:00 · 2394f73f90
commit 2394f73f90
parent 9b9b7a412c
1 changed files with 15 additions and 0 deletions
--- a/src/arch/x86/isa/insts/general_purpose/arithmetic/add_and_subtract.py
+++ b/src/arch/x86/isa/insts/general_purpose/arithmetic/add_and_subtract.py
@ -425,4 +425,19 @@ def macroop NEG_P
    sub t1, t0, t1, flags=(CF,OF,SF,ZF,AF,PF)
    st t1, seg, riprel, disp
 };
+
+def macroop NEG_LOCKED_M
+{
+    ldstl t1, seg, sib, disp
+    sub t1, t0, t1, flags=(CF,OF,SF,ZF,AF,PF)
+    stul t1, seg, sib, disp
+};
+
+def macroop NEG_LOCKED_P
+{
+    rdip t7
+    ldstl t1, seg, riprel, disp
+    sub t1, t0, t1, flags=(CF,OF,SF,ZF,AF,PF)
+    stul t1, seg, riprel, disp
+};
 '''