From: Chris Lattner <sabre@nondot.org>
Date: Tue, 5 Oct 2010 06:27:48 +0000 (+0000)
Subject: move string pseudo instructions to InstrCompiler consolidate 64-bit and 32-bit together.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d3f033d9694fed4a4b150f8ecbd5faa42521f5bc;p=oota-llvm.git

move string pseudo instructions to InstrCompiler consolidate 64-bit and 32-bit together.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115600 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/X86Instr64bit.td b/lib/Target/X86/X86Instr64bit.td
index 36cda076c7b..6366e3e1d93 100644
--- a/lib/Target/X86/X86Instr64bit.td
+++ b/lib/Target/X86/X86Instr64bit.td
@@ -177,23 +177,6 @@ def BSR64rm  : RI<0xBD, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
                   [(set GR64:$dst, EFLAGS, (X86bsr (loadi64 addr:$src)))]>, TB;
 } // Defs = [EFLAGS]
 
-// Repeat string ops
-let Defs = [RCX,RDI,RSI], Uses = [RCX,RDI,RSI], isCodeGenOnly = 1 in
-def REP_MOVSQ : RI<0xA5, RawFrm, (outs), (ins), "{rep;movsq|rep movsq}",
-                   [(X86rep_movs i64)]>, REP;
-let Defs = [RCX,RDI], Uses = [RAX,RCX,RDI], isCodeGenOnly = 1 in
-def REP_STOSQ : RI<0xAB, RawFrm, (outs), (ins), "{rep;stosq|rep stosq}",
-                   [(X86rep_stos i64)]>, REP;
-
-let Defs = [EDI,ESI], Uses = [EDI,ESI,EFLAGS] in
-def MOVSQ : RI<0xA5, RawFrm, (outs), (ins), "movsq", []>;
-
-let Defs = [RCX,RDI], Uses = [RAX,RCX,RDI,EFLAGS] in
-def STOSQ : RI<0xAB, RawFrm, (outs), (ins), "stosq", []>;
-
-def SCAS64 : RI<0xAF, RawFrm, (outs), (ins), "scasq", []>;
-
-def CMPS64 : RI<0xA7, RawFrm, (outs), (ins), "cmpsq", []>;
 
 
 //===----------------------------------------------------------------------===//
diff --git a/lib/Target/X86/X86InstrCompiler.td b/lib/Target/X86/X86InstrCompiler.td
index 7955a916d15..6dd9a1123d7 100644
--- a/lib/Target/X86/X86InstrCompiler.td
+++ b/lib/Target/X86/X86InstrCompiler.td
@@ -146,6 +146,37 @@ def MOV64ri64i32 : Ii32<0xB8, AddRegFrm, (outs GR64:$dst), (ins i64i32imm:$src),
                         "", [(set GR64:$dst, i64immZExt32:$src)]>;
 
              
+//===----------------------------------------------------------------------===//
+// String Pseudo Instructions
+//
+let Defs = [ECX,EDI,ESI], Uses = [ECX,EDI,ESI], isCodeGenOnly = 1 in {
+def REP_MOVSB : I<0xA4, RawFrm, (outs), (ins), "{rep;movsb|rep movsb}",
+                  [(X86rep_movs i8)]>, REP;
+def REP_MOVSW : I<0xA5, RawFrm, (outs), (ins), "{rep;movsw|rep movsw}",
+                  [(X86rep_movs i16)]>, REP, OpSize;
+def REP_MOVSD : I<0xA5, RawFrm, (outs), (ins), "{rep;movsl|rep movsd}",
+                  [(X86rep_movs i32)]>, REP;
+}
+
+let Defs = [RCX,RDI,RSI], Uses = [RCX,RDI,RSI], isCodeGenOnly = 1 in
+def REP_MOVSQ : RI<0xA5, RawFrm, (outs), (ins), "{rep;movsq|rep movsq}",
+                   [(X86rep_movs i64)]>, REP;
+                   
+
+// FIXME: Should use "(X86rep_stos AL)" as the pattern.
+let Defs = [ECX,EDI], Uses = [AL,ECX,EDI], isCodeGenOnly = 1 in
+def REP_STOSB : I<0xAA, RawFrm, (outs), (ins), "{rep;stosb|rep stosb}",
+                  [(X86rep_stos i8)]>, REP;
+let Defs = [ECX,EDI], Uses = [AX,ECX,EDI], isCodeGenOnly = 1 in
+def REP_STOSW : I<0xAB, RawFrm, (outs), (ins), "{rep;stosw|rep stosw}",
+                  [(X86rep_stos i16)]>, REP, OpSize;
+let Defs = [ECX,EDI], Uses = [EAX,ECX,EDI], isCodeGenOnly = 1 in
+def REP_STOSD : I<0xAB, RawFrm, (outs), (ins), "{rep;stosl|rep stosd}",
+                  [(X86rep_stos i32)]>, REP;
+
+let Defs = [RCX,RDI], Uses = [RAX,RCX,RDI], isCodeGenOnly = 1 in
+def REP_STOSQ : RI<0xAB, RawFrm, (outs), (ins), "{rep;stosq|rep stosq}",
+                   [(X86rep_stos i64)]>, REP;
 
 
 //===----------------------------------------------------------------------===//
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index 8b5823d03f3..d0dd1d92651 100644
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -641,32 +641,15 @@ def LEA32r   : I<0x8D, MRMSrcMem,
                  "lea{l}\t{$src|$dst}, {$dst|$src}",
                  [(set GR32:$dst, lea32addr:$src)]>, Requires<[In32BitMode]>;
 
-let Defs = [ECX,EDI,ESI], Uses = [ECX,EDI,ESI], isCodeGenOnly = 1 in {
-def REP_MOVSB : I<0xA4, RawFrm, (outs), (ins), "{rep;movsb|rep movsb}",
-                  [(X86rep_movs i8)]>, REP;
-def REP_MOVSW : I<0xA5, RawFrm, (outs), (ins), "{rep;movsw|rep movsw}",
-                  [(X86rep_movs i16)]>, REP, OpSize;
-def REP_MOVSD : I<0xA5, RawFrm, (outs), (ins), "{rep;movsl|rep movsd}",
-                  [(X86rep_movs i32)]>, REP;
-}
 
 // These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI
 let Defs = [EDI,ESI], Uses = [EDI,ESI,EFLAGS] in {
 def MOVSB : I<0xA4, RawFrm, (outs), (ins), "{movsb}", []>;
 def MOVSW : I<0xA5, RawFrm, (outs), (ins), "{movsw}", []>, OpSize;
 def MOVSD : I<0xA5, RawFrm, (outs), (ins), "{movsl|movsd}", []>;
+def MOVSQ : RI<0xA5, RawFrm, (outs), (ins), "movsq", []>;
 }
 
-let Defs = [ECX,EDI], Uses = [AL,ECX,EDI], isCodeGenOnly = 1 in
-def REP_STOSB : I<0xAA, RawFrm, (outs), (ins), "{rep;stosb|rep stosb}",
-                  [(X86rep_stos i8)]>, REP;
-let Defs = [ECX,EDI], Uses = [AX,ECX,EDI], isCodeGenOnly = 1 in
-def REP_STOSW : I<0xAB, RawFrm, (outs), (ins), "{rep;stosw|rep stosw}",
-                  [(X86rep_stos i16)]>, REP, OpSize;
-let Defs = [ECX,EDI], Uses = [EAX,ECX,EDI], isCodeGenOnly = 1 in
-def REP_STOSD : I<0xAB, RawFrm, (outs), (ins), "{rep;stosl|rep stosd}",
-                  [(X86rep_stos i32)]>, REP;
-
 // These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI
 let Defs = [EDI], Uses = [AL,EDI,EFLAGS] in
 def STOSB : I<0xAA, RawFrm, (outs), (ins), "{stosb}", []>;
@@ -674,14 +657,18 @@ let Defs = [EDI], Uses = [AX,EDI,EFLAGS] in
 def STOSW : I<0xAB, RawFrm, (outs), (ins), "{stosw}", []>, OpSize;
 let Defs = [EDI], Uses = [EAX,EDI,EFLAGS] in
 def STOSD : I<0xAB, RawFrm, (outs), (ins), "{stosl|stosd}", []>;
+let Defs = [RCX,RDI], Uses = [RAX,RCX,RDI,EFLAGS] in
+def STOSQ : RI<0xAB, RawFrm, (outs), (ins), "stosq", []>;
 
 def SCAS8 : I<0xAE, RawFrm, (outs), (ins), "scas{b}", []>;
 def SCAS16 : I<0xAF, RawFrm, (outs), (ins), "scas{w}", []>, OpSize;
 def SCAS32 : I<0xAF, RawFrm, (outs), (ins), "scas{l}", []>;
+def SCAS64 : RI<0xAF, RawFrm, (outs), (ins), "scasq", []>;
 
 def CMPS8 : I<0xA6, RawFrm, (outs), (ins), "cmps{b}", []>;
 def CMPS16 : I<0xA7, RawFrm, (outs), (ins), "cmps{w}", []>, OpSize;
 def CMPS32 : I<0xA7, RawFrm, (outs), (ins), "cmps{l}", []>;
+def CMPS64 : RI<0xA7, RawFrm, (outs), (ins), "cmpsq", []>;
 
 
 //===----------------------------------------------------------------------===//