X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2FCodeGen%2FX86%2Fms-inline-asm.ll;h=428eb1b7190b54b5237893437e103c4c4a15c016;hb=1249487852fe1aa8d21301d350e53f68c5dbf9d6;hp=cd06fe68a692d03bb8af82b9b6c3a63dc20fe12f;hpb=a7b159ccdd3531853dc49dd91cf8948ce382e1c1;p=oota-llvm.git

diff --git a/test/CodeGen/X86/ms-inline-asm.ll b/test/CodeGen/X86/ms-inline-asm.ll
index cd06fe68a69..428eb1b7190 100644
--- a/test/CodeGen/X86/ms-inline-asm.ll
+++ b/test/CodeGen/X86/ms-inline-asm.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -march=x86 | FileCheck %s
+; RUN: llc < %s -march=x86 -mcpu=core2 -no-integrated-as | FileCheck %s
 
 define i32 @t1() nounwind {
 entry:
@@ -24,3 +24,113 @@ entry:
 ; CHECK: .att_syntax
 ; CHECK: {{## InlineAsm End|#NO_APP}}
 }
+
+define void @t3(i32 %V) nounwind {
+entry:
+  %V.addr = alloca i32, align 4
+  store i32 %V, i32* %V.addr, align 4
+  call void asm sideeffect inteldialect "mov eax, DWORD PTR [$0]", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i32* %V.addr) nounwind
+  ret void
+; CHECK: t3
+; CHECK: {{## InlineAsm Start|#APP}}
+; CHECK: .intel_syntax
+; CHECK: mov eax, DWORD PTR {{[[esp]}}
+; CHECK: .att_syntax
+; CHECK: {{## InlineAsm End|#NO_APP}}
+}
+
+%struct.t18_type = type { i32, i32 }
+
+define i32 @t18() nounwind {
+entry:
+  %foo = alloca %struct.t18_type, align 4
+  %a = getelementptr inbounds %struct.t18_type, %struct.t18_type* %foo, i32 0, i32 0
+  store i32 1, i32* %a, align 4
+  %b = getelementptr inbounds %struct.t18_type, %struct.t18_type* %foo, i32 0, i32 1
+  store i32 2, i32* %b, align 4
+  call void asm sideeffect inteldialect "lea ebx, foo\0A\09mov eax, [ebx].0\0A\09mov [ebx].4, ecx", "~{eax},~{dirflag},~{fpsr},~{flags}"() nounwind
+  %b1 = getelementptr inbounds %struct.t18_type, %struct.t18_type* %foo, i32 0, i32 1
+  %0 = load i32, i32* %b1, align 4
+  ret i32 %0
+; CHECK: t18
+; CHECK: {{## InlineAsm Start|#APP}}
+; CHECK: .intel_syntax
+; CHECK: lea ebx, foo
+; CHECK: mov eax, [ebx].0
+; CHECK: mov [ebx].4, ecx
+; CHECK: .att_syntax
+; CHECK: {{## InlineAsm End|#NO_APP}}
+}
+
+define void @t19_helper() nounwind {
+entry:
+  ret void
+}
+
+define void @t19() nounwind {
+entry:
+  call void asm sideeffect inteldialect "call $0", "r,~{dirflag},~{fpsr},~{flags}"(void ()* @t19_helper) nounwind
+  ret void
+; CHECK-LABEL: t19:
+; CHECK: movl ${{_?}}t19_helper, %eax
+; CHECK: {{## InlineAsm Start|#APP}}
+; CHECK: .intel_syntax
+; CHECK: call eax
+; CHECK: .att_syntax
+; CHECK: {{## InlineAsm End|#NO_APP}}
+}
+
+@results = global [2 x i32] [i32 3, i32 2], align 4
+
+define i32* @t30() nounwind ssp {
+entry:
+  %res = alloca i32*, align 4
+  call void asm sideeffect inteldialect "lea edi, dword ptr $0", "*m,~{edi},~{dirflag},~{fpsr},~{flags}"([2 x i32]* @results) nounwind
+  call void asm sideeffect inteldialect "mov dword ptr $0, edi", "=*m,~{dirflag},~{fpsr},~{flags}"(i32** %res) nounwind
+  %0 = load i32*, i32** %res, align 4
+  ret i32* %0
+; CHECK-LABEL: t30:
+; CHECK: {{## InlineAsm Start|#APP}}
+; CHECK: .intel_syntax
+; CHECK: lea edi, dword ptr [{{_?}}results]
+; CHECK: .att_syntax
+; CHECK: {{## InlineAsm End|#NO_APP}}
+; CHECK: {{## InlineAsm Start|#APP}}
+; CHECK: .intel_syntax
+; CHECK: mov dword ptr [esp], edi
+; CHECK: .att_syntax
+; CHECK: {{## InlineAsm End|#NO_APP}}
+; CHECK: movl (%esp), %eax
+}
+
+; Stack realignment plus MS inline asm that does *not* adjust the stack is no
+; longer an error.
+
+define i32 @t31() {
+entry:
+  %val = alloca i32, align 64
+  store i32 -1, i32* %val, align 64
+  call void asm sideeffect inteldialect "mov dword ptr $0, esp", "=*m,~{dirflag},~{fpsr},~{flags}"(i32* %val)
+  %sp = load i32, i32* %val, align 64
+  ret i32 %sp
+; CHECK-LABEL: t31:
+; CHECK: pushl %ebp
+; CHECK: movl %esp, %ebp
+; CHECK: andl $-64, %esp
+; CHECK: {{## InlineAsm Start|#APP}}
+; CHECK: .intel_syntax
+; CHECK: mov dword ptr [esp], esp
+; CHECK: .att_syntax
+; CHECK: {{## InlineAsm End|#NO_APP}}
+; CHECK: movl (%esp), %eax
+; CHECK: ret
+}
+
+declare hidden void @other_func()
+
+define void @naked() #0 {
+  call void asm sideeffect inteldialect "call dword ptr $0", "*m,~{eax},~{ebx},~{ecx},~{edx},~{edi},~{esi},~{esp},~{ebp},~{dirflag},~{fpsr},~{flags}"(void()* @other_func)
+  unreachable
+}
+
+attributes #0 = { naked }