[ms-inline asm] Add support for the pushad/popad mnemonics.

rdar://13254235

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176036 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index 84c278c..d989ec7 100644 (file)
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -870,16 +870,14 @@ let Defs = [RSP], Uses = [RSP, EFLAGS], mayStore = 1, neverHasSideEffects=1 in
 def PUSHF64    : I<0x9C, RawFrm, (outs), (ins), "pushfq", [], IIC_PUSH_F>,
                  Requires<[In64BitMode]>;
 
-
-
 let Defs = [EDI, ESI, EBP, EBX, EDX, ECX, EAX, ESP], Uses = [ESP],
     mayLoad=1, neverHasSideEffects=1 in {
-def POPA32   : I<0x61, RawFrm, (outs), (ins), "popa{l}", [], IIC_POP_A>,
+def POPA32   : I<0x61, RawFrm, (outs), (ins), "popa{l|d}", [], IIC_POP_A>,
                Requires<[In32BitMode]>;
 }
 let Defs = [ESP], Uses = [EDI, ESI, EBP, EBX, EDX, ECX, EAX, ESP],
     mayStore=1, neverHasSideEffects=1 in {
-def PUSHA32  : I<0x60, RawFrm, (outs), (ins), "pusha{l}", [], IIC_PUSH_A>,
+def PUSHA32  : I<0x60, RawFrm, (outs), (ins), "pusha{l|d}", [], IIC_PUSH_A>,
                Requires<[In32BitMode]>;
 }
 

diff --git a/test/MC/X86/x86-32-ms-inline-asm.s b/test/MC/X86/x86-32-ms-inline-asm.s
index 73d5878..5524c70 100644 (file)
--- a/test/MC/X86/x86-32-ms-inline-asm.s
+++ b/test/MC/X86/x86-32-ms-inline-asm.s
@@ -57,4 +57,17 @@ _t21:                                   ## @t21
 // CHECK: movl 4(%esi,%eax,2), %eax
 // CHECK: # encoding: [0x8b,0x44,0x46,0x04]
 
+    pusha
+// CHECK: pushal
+// CHECK: # encoding: [0x60]
+    popa
+// CHECK: popal
+// CHECK: # encoding: [0x61]
+    pushad
+// CHECK: pushal
+// CHECK: # encoding: [0x60]
+    popad
+// CHECK: popal
+// CHECK: # encoding: [0x61]
+
        ret