[llvm-commits] [llvm] r56911 - in /llvm/trunk/lib/Target/X86: X86Instr64bit.td X86InstrInfo.td

[Dan Gohman]

Author: djg
Date: Tue Sep 30 23:14:30 2008
New Revision: 56911

URL: http://llvm.org/viewvc/llvm-project?rev=56911&view=rev
Log:
Mark CALL instructions as having a Use of ESP/RSP.

Modified:
    llvm/trunk/lib/Target/X86/X86Instr64bit.td
    llvm/trunk/lib/Target/X86/X86InstrInfo.td

Modified: llvm/trunk/lib/Target/X86/X86Instr64bit.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86Instr64bit.td?rev=56911&r1=56910&r2=56911&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86Instr64bit.td (original)
+++ llvm/trunk/lib/Target/X86/X86Instr64bit.td Tue Sep 30 23:14:30 2008
@@ -95,7 +95,8 @@
               FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0, ST1,
               MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
               XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7,
-              XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15, EFLAGS] in {
+              XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15, EFLAGS],
+      Uses = [RSP] in {
     def CALL64pcrel32 : I<0xE8, RawFrm, (outs), (ins i64imm:$dst, variable_ops),
                           "call\t${dst:call}", []>;
     def CALL64r       : I<0xFF, MRM2r, (outs), (ins GR64:$dst, variable_ops),

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.td?rev=56911&r1=56910&r2=56911&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.td Tue Sep 30 23:14:30 2008
@@ -334,7 +334,7 @@
   def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", []>;
 
 // PIC base
-let neverHasSideEffects = 1, isNotDuplicable = 1 in
+let neverHasSideEffects = 1, isNotDuplicable = 1, Uses = [ESP] in
   def MOVPC32r : Ii32<0xE8, Pseudo, (outs GR32:$reg), (ins piclabel:$label),
                       "call\t$label\n\tpop{l}\t$reg", []>;
 
@@ -414,7 +414,8 @@
   // All calls clobber the non-callee saved registers...
   let Defs = [EAX, ECX, EDX, FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0,
               MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
-              XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7, EFLAGS] in {
+              XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7, EFLAGS],
+      Uses = [ESP] in {
     def CALLpcrel32 : Ii32<0xE8, RawFrm, (outs), (ins i32imm:$dst,variable_ops),
                            "call\t${dst:call}", []>;
     def CALL32r     : I<0xFF, MRM2r, (outs), (ins GR32:$dst, variable_ops),