From: Craig Topper <craig.topper@gmail.com>
Date: Tue, 6 Jan 2015 04:23:57 +0000 (+0000)
Subject: [X86] Remove 16-bit and 32-bit offset jump instructions from the AsmParser. We always... 
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0f2c4ac6497329a19b877d56be15c9cebbeaf026;p=platform%2Fupstream%2Fllvm.git

[X86] Remove 16-bit and 32-bit offset jump instructions from the AsmParser. We always select the 8-bit size and let the assembler backend relax to the larger size.

llvm-svn: 225243
---

diff --git a/llvm/lib/Target/X86/X86InstrControl.td b/llvm/lib/Target/X86/X86InstrControl.td
index 48c9897..5dbddef 100644
--- a/llvm/lib/Target/X86/X86InstrControl.td
+++ b/llvm/lib/Target/X86/X86InstrControl.td
@@ -59,7 +59,7 @@ let isTerminator = 1, isReturn = 1, isBarrier = 1,
 let isBarrier = 1, isBranch = 1, isTerminator = 1, SchedRW = [WriteJump] in {
   def JMP_1 : Ii8PCRel<0xEB, RawFrm, (outs), (ins brtarget8:$dst),
                        "jmp\t$dst", [(br bb:$dst)], IIC_JMP_REL>;
-  let hasSideEffects = 0 in {
+  let hasSideEffects = 0, isCodeGenOnly = 1, ForceDisassemble = 1 in {
     def JMP_2 : Ii16PCRel<0xE9, RawFrm, (outs), (ins brtarget:$dst),
                           "jmp\t$dst", [], IIC_JMP_REL>, OpSize16;
     def JMP_4 : Ii32PCRel<0xE9, RawFrm, (outs), (ins brtarget:$dst),
@@ -72,7 +72,7 @@ let isBranch = 1, isTerminator = 1, Uses = [EFLAGS], SchedRW = [WriteJump] in {
   multiclass ICBr<bits<8> opc1, bits<8> opc4, string asm, PatFrag Cond> {
     def _1 : Ii8PCRel <opc1, RawFrm, (outs), (ins brtarget8:$dst), asm,
                        [(X86brcond bb:$dst, Cond, EFLAGS)], IIC_Jcc>;
-    let hasSideEffects = 0 in {
+    let hasSideEffects = 0, isCodeGenOnly = 1, ForceDisassemble = 1 in {
       def _2 : Ii16PCRel<opc4, RawFrm, (outs), (ins brtarget:$dst), asm,
                          [], IIC_Jcc>, OpSize16, TB;
       def _4 : Ii32PCRel<opc4, RawFrm, (outs), (ins brtarget:$dst), asm,