From: Craig Topper <craig.topper@gmail.com>
Date: Fri, 26 Jul 2013 05:37:46 +0000 (+0000)
Subject: Fix more Intel syntax issues with FP instruction aliases. Test cases coming in a... 
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=35786c050525d8b37c54c2883a322f721b9f80c6;p=oota-llvm.git

Fix more Intel syntax issues with FP instruction aliases. Test cases coming in a subsequent patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187187 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index 60286c4e120..6f9631ce0c3 100644
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -2020,11 +2020,11 @@ def : InstAlias<"idiv{q}\t{$src, %rax|RAX, $src}", (IDIV64m i64mem:$src)>;
 // Various unary fpstack operations default to operating on on ST1.
 // For example, "fxch" -> "fxch %st(1)"
 def : InstAlias<"faddp",        (ADD_FPrST0  ST1), 0>;
-def : InstAlias<"fsubp",        (SUBR_FPrST0 ST1), 0>;
-def : InstAlias<"fsubrp",       (SUB_FPrST0  ST1), 0>;
+def : InstAlias<"fsub{|r}p",    (SUBR_FPrST0 ST1), 0>;
+def : InstAlias<"fsub{r|}p",    (SUB_FPrST0  ST1), 0>;
 def : InstAlias<"fmulp",        (MUL_FPrST0  ST1), 0>;
-def : InstAlias<"fdivp",        (DIVR_FPrST0 ST1), 0>;
-def : InstAlias<"fdivrp",       (DIV_FPrST0  ST1), 0>;
+def : InstAlias<"fdiv{|r}p",    (DIVR_FPrST0 ST1), 0>;
+def : InstAlias<"fdiv{r|}p",    (DIV_FPrST0  ST1), 0>;
 def : InstAlias<"fxch",         (XCH_F       ST1), 0>;
 def : InstAlias<"fcom",         (COM_FST0r   ST1), 0>;
 def : InstAlias<"fcomp",        (COMP_FST0r  ST1), 0>;
@@ -2049,15 +2049,15 @@ multiclass FpUnaryAlias<string Mnemonic, Instruction Inst, bit EmitAlias = 1> {
 defm : FpUnaryAlias<"fadd",   ADD_FST0r>;
 defm : FpUnaryAlias<"faddp",  ADD_FPrST0, 0>;
 defm : FpUnaryAlias<"fsub",   SUB_FST0r>;
-defm : FpUnaryAlias<"fsubp",  SUBR_FPrST0>;
+defm : FpUnaryAlias<"fsub{|r}p",  SUBR_FPrST0>;
 defm : FpUnaryAlias<"fsubr",  SUBR_FST0r>;
-defm : FpUnaryAlias<"fsubrp", SUB_FPrST0>;
+defm : FpUnaryAlias<"fsub{r|}p", SUB_FPrST0>;
 defm : FpUnaryAlias<"fmul",   MUL_FST0r>;
 defm : FpUnaryAlias<"fmulp",  MUL_FPrST0>;
 defm : FpUnaryAlias<"fdiv",   DIV_FST0r>;
-defm : FpUnaryAlias<"fdivp",  DIVR_FPrST0>;
+defm : FpUnaryAlias<"fdiv{|r}p",  DIVR_FPrST0>;
 defm : FpUnaryAlias<"fdivr",  DIVR_FST0r>;
-defm : FpUnaryAlias<"fdivrp", DIV_FPrST0>;
+defm : FpUnaryAlias<"fdiv{r|}p", DIV_FPrST0>;
 defm : FpUnaryAlias<"fcomi",   COM_FIr, 0>;
 defm : FpUnaryAlias<"fucomi",  UCOM_FIr, 0>;
 defm : FpUnaryAlias<"fcompi",   COM_FIPr>;