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X86: Make the cmov aliases work with intel syntax too.

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llvm-svn: 183907
This commit is contained in:
Benjamin Kramer 2013-06-13 15:45:24 +00:00
parent bfcb8beaad
commit f458149c7d
2 changed files with 53 additions and 20 deletions
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44
lib/Target/X86/X86InstrInfo.td
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@ -1921,29 +1921,31 @@ def : MnemonicAlias<"fucomip", "fucompi", "att">;
def : MnemonicAlias<"fwait", "wait", "att">;
class CondCodeAlias<string Prefix,string Suffix, string OldCond, string NewCond>
class CondCodeAlias<string Prefix,string Suffix, string OldCond, string NewCond,
string VariantName>
: MnemonicAlias<!strconcat(Prefix, OldCond, Suffix),
!strconcat(Prefix, NewCond, Suffix)>;
!strconcat(Prefix, NewCond, Suffix), VariantName>;
/// IntegerCondCodeMnemonicAlias - This multiclass defines a bunch of
/// MnemonicAlias's that canonicalize the condition code in a mnemonic, for
/// example "setz" -> "sete".
multiclass IntegerCondCodeMnemonicAlias<string Prefix, string Suffix> {
def C : CondCodeAlias<Prefix, Suffix, "c", "b">; // setc -> setb
def Z : CondCodeAlias<Prefix, Suffix, "z" , "e">; // setz -> sete
def NA : CondCodeAlias<Prefix, Suffix, "na", "be">; // setna -> setbe
def NB : CondCodeAlias<Prefix, Suffix, "nb", "ae">; // setnb -> setae
def NC : CondCodeAlias<Prefix, Suffix, "nc", "ae">; // setnc -> setae
def NG : CondCodeAlias<Prefix, Suffix, "ng", "le">; // setng -> setle
def NL : CondCodeAlias<Prefix, Suffix, "nl", "ge">; // setnl -> setge
def NZ : CondCodeAlias<Prefix, Suffix, "nz", "ne">; // setnz -> setne
def PE : CondCodeAlias<Prefix, Suffix, "pe", "p">; // setpe -> setp
def PO : CondCodeAlias<Prefix, Suffix, "po", "np">; // setpo -> setnp
multiclass IntegerCondCodeMnemonicAlias<string Prefix, string Suffix,
string V = ""> {
def C : CondCodeAlias<Prefix, Suffix, "c", "b", V>; // setc -> setb
def Z : CondCodeAlias<Prefix, Suffix, "z" , "e", V>; // setz -> sete
def NA : CondCodeAlias<Prefix, Suffix, "na", "be", V>; // setna -> setbe
def NB : CondCodeAlias<Prefix, Suffix, "nb", "ae", V>; // setnb -> setae
def NC : CondCodeAlias<Prefix, Suffix, "nc", "ae", V>; // setnc -> setae
def NG : CondCodeAlias<Prefix, Suffix, "ng", "le", V>; // setng -> setle
def NL : CondCodeAlias<Prefix, Suffix, "nl", "ge", V>; // setnl -> setge
def NZ : CondCodeAlias<Prefix, Suffix, "nz", "ne", V>; // setnz -> setne
def PE : CondCodeAlias<Prefix, Suffix, "pe", "p", V>; // setpe -> setp
def PO : CondCodeAlias<Prefix, Suffix, "po", "np", V>; // setpo -> setnp
def NAE : CondCodeAlias<Prefix, Suffix, "nae", "b">; // setnae -> setb
def NBE : CondCodeAlias<Prefix, Suffix, "nbe", "a">; // setnbe -> seta
def NGE : CondCodeAlias<Prefix, Suffix, "nge", "l">; // setnge -> setl
def NLE : CondCodeAlias<Prefix, Suffix, "nle", "g">; // setnle -> setg
def NAE : CondCodeAlias<Prefix, Suffix, "nae", "b", V>; // setnae -> setb
def NBE : CondCodeAlias<Prefix, Suffix, "nbe", "a", V>; // setnbe -> seta
def NGE : CondCodeAlias<Prefix, Suffix, "nge", "l", V>; // setnge -> setl
def NLE : CondCodeAlias<Prefix, Suffix, "nle", "g", V>; // setnle -> setg
}
// Aliases for set<CC>
@ -1951,9 +1953,11 @@ defm : IntegerCondCodeMnemonicAlias<"set", "">;
// Aliases for j<CC>
defm : IntegerCondCodeMnemonicAlias<"j", "">;
// Aliases for cmov<CC>{w,l,q}
defm : IntegerCondCodeMnemonicAlias<"cmov", "w">;
defm : IntegerCondCodeMnemonicAlias<"cmov", "l">;
defm : IntegerCondCodeMnemonicAlias<"cmov", "q">;
defm : IntegerCondCodeMnemonicAlias<"cmov", "w", "att">;
defm : IntegerCondCodeMnemonicAlias<"cmov", "l", "att">;
defm : IntegerCondCodeMnemonicAlias<"cmov", "q", "att">;
// No size suffix for intel-style asm.
defm : IntegerCondCodeMnemonicAlias<"cmov", "", "intel">;
//===----------------------------------------------------------------------===//

29
test/MC/X86/intel-syntax.s
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@ -325,3 +325,32 @@ _main:
// CHECK: outb %al, $4
out 4, al
ret
// CHECK: cmovbl %ebx, %eax
cmovc eax, ebx
// CHECK: cmovel %ebx, %eax
cmovz eax, ebx
// CHECK: cmovbel %ebx, %eax
cmovna eax, ebx
// CHECK: cmovael %ebx, %eax
cmovnb eax, ebx
// CHECK: cmovael %ebx, %eax
cmovnc eax, ebx
// CHECK: cmovlel %ebx, %eax
cmovng eax, ebx
// CHECK: cmovgel %ebx, %eax
cmovnl eax, ebx
// CHECK: cmovnel %ebx, %eax
cmovnz eax, ebx
// CHECK: cmovpl %ebx, %eax
cmovpe eax, ebx
// CHECK: cmovnpl %ebx, %eax
cmovpo eax, ebx
// CHECK: cmovbl %ebx, %eax
cmovnae eax, ebx
// CHECK: cmoval %ebx, %eax
cmovnbe eax, ebx
// CHECK: cmovll %ebx, %eax
cmovnge eax, ebx
// CHECK: cmovgl %ebx, %eax
cmovnle eax, ebx