remove the asmstring, it is now dead. Improve comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82390 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index 331875ec034913e3db2b4745162152417b9c6215..30b57d85d012aa5464aa609399f460e01379610d 100644 (file)
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -546,11 +546,12 @@ let neverHasSideEffects = 1 in {
 def INT3 : I<0xcc, RawFrm, (outs), (ins), "int 3", []>;
 def INT : I<0xcd, RawFrm, (outs), (ins i8imm:$trap), "int\t$trap", []>;
 
-// PIC base
+// PIC base construction.  This expands to code that looks like this:
+//     call  $next_inst
+//     popl %destreg"
 let neverHasSideEffects = 1, isNotDuplicable = 1, Uses = [ESP] in
   def MOVPC32r : Ii32<0xE8, Pseudo, (outs GR32:$reg), (ins i32imm:$label),
-                      "call\t$label\n\t"
-                      "pop{l}\t$reg", []>;
+                      "", []>;
 
 //===----------------------------------------------------------------------===//
 //  Control Flow Instructions...